./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9 --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 60ff3152151a0df7365f100539e4b819551c378d98595a816ec37039149f1cc3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:11:21,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:11:22,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:11:22,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:11:22,044 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:11:22,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:11:22,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:11:22,065 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:11:22,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:11:22,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:11:22,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:11:22,068 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:11:22,068 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:11:22,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:11:22,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:11:22,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:11:22,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:11:22,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:11:22,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:11:22,072 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:11:22,072 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:11:22,076 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:11:22,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:11:22,076 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:11:22,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:11:22,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:11:22,077 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:11:22,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:11:22,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:11:22,079 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:11:22,079 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:11:22,079 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:11:22,080 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:11:22,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:11:22,080 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:11:22,081 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_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60ff3152151a0df7365f100539e4b819551c378d98595a816ec37039149f1cc3 [2023-12-03 03:11:22,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:11:22,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:11:22,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:11:22,323 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:11:22,324 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:11:22,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound2.c [2023-12-03 03:11:25,044 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:11:25,194 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:11:25,195 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound2.c [2023-12-03 03:11:25,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/data/210d28671/a8950c5706474486bbe9c620255fa0bf/FLAGbf435969a [2023-12-03 03:11:25,213 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/data/210d28671/a8950c5706474486bbe9c620255fa0bf [2023-12-03 03:11:25,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:11:25,216 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:11:25,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:11:25,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:11:25,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:11:25,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@969c7c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25, skipping insertion in model container [2023-12-03 03:11:25,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,239 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:11:25,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:11:25,386 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:11:25,403 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:11:25,415 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:11:25,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25 WrapperNode [2023-12-03 03:11:25,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:11:25,416 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:11:25,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:11:25,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:11:25,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,428 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,453 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-12-03 03:11:25,454 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:11:25,454 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:11:25,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:11:25,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:11:25,463 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,465 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,466 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,469 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,472 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,473 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,474 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,476 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:11:25,477 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:11:25,478 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:11:25,478 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:11:25,479 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:25,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:11:25,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:11:25,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:11:25,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:11:25,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:11:25,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:11:25,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:11:25,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:11:25,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:11:25,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:11:25,606 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:11:25,608 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:11:25,955 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:11:25,985 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:11:25,985 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:11:25,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:11:25 BoogieIcfgContainer [2023-12-03 03:11:25,986 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:11:25,987 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:11:25,987 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:11:25,995 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:11:25,996 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:11:25" (1/1) ... [2023-12-03 03:11:26,003 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:11:26,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:26,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-12-03 03:11:26,058 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-12-03 03:11:26,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 03:11:26,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:26,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:26,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:26,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:26,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 104 states and 107 transitions. [2023-12-03 03:11:26,271 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2023-12-03 03:11:26,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:11:26,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:26,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:26,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:26,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:26,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 105 states and 108 transitions. [2023-12-03 03:11:26,337 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 108 transitions. [2023-12-03 03:11:26,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:11:26,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:26,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:26,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:26,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:26,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-12-03 03:11:26,559 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-12-03 03:11:26,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:11:26,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:26,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:26,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:26,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:26,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 111 states and 117 transitions. [2023-12-03 03:11:26,642 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 117 transitions. [2023-12-03 03:11:26,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:11:26,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:26,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:26,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:26,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:26,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 112 states and 118 transitions. [2023-12-03 03:11:26,689 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 118 transitions. [2023-12-03 03:11:26,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:11:26,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:26,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:26,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:27,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:27,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-12-03 03:11:27,028 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-12-03 03:11:27,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:11:27,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:27,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:27,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:27,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:27,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 120 states and 129 transitions. [2023-12-03 03:11:27,072 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 129 transitions. [2023-12-03 03:11:27,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:11:27,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:27,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:27,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:27,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:27,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-12-03 03:11:27,094 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-12-03 03:11:27,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:11:27,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:27,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:27,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:27,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:27,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:27,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:27,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 121 states and 130 transitions. [2023-12-03 03:11:27,172 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 130 transitions. [2023-12-03 03:11:27,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:11:27,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:27,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:27,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:27,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:27,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:27,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 122 states and 131 transitions. [2023-12-03 03:11:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 131 transitions. [2023-12-03 03:11:27,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:11:27,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:27,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:27,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:27,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:27,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:27,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:27,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 123 states and 132 transitions. [2023-12-03 03:11:27,288 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2023-12-03 03:11:27,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 03:11:27,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:27,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:27,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:27,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:27,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:27,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:27,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 141 transitions. [2023-12-03 03:11:27,563 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2023-12-03 03:11:27,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:11:27,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:27,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:27,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:27,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:27,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:27,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:27,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:27,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 138 states and 151 transitions. [2023-12-03 03:11:27,975 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 151 transitions. [2023-12-03 03:11:27,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:11:27,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:27,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:27,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:27,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:27,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:28,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:28,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:28,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 139 states and 153 transitions. [2023-12-03 03:11:28,091 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 153 transitions. [2023-12-03 03:11:28,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:11:28,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:28,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:28,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:28,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:28,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:28,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:28,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 143 states and 159 transitions. [2023-12-03 03:11:28,399 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 159 transitions. [2023-12-03 03:11:28,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:11:28,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:28,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:28,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:11:28,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:28,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:28,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:28,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 142 states and 158 transitions. [2023-12-03 03:11:28,426 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 158 transitions. [2023-12-03 03:11:28,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:11:28,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:28,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:28,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:28,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:28,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:28,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:28,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 145 states and 161 transitions. [2023-12-03 03:11:28,508 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 161 transitions. [2023-12-03 03:11:28,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:11:28,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:28,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:28,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:28,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:11:28,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:28,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:28,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:28,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 151 states and 167 transitions. [2023-12-03 03:11:28,714 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 167 transitions. [2023-12-03 03:11:28,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:11:28,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:28,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:28,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:28,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:28,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:28,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:28,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 152 states and 169 transitions. [2023-12-03 03:11:28,995 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 169 transitions. [2023-12-03 03:11:28,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:11:28,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:28,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:29,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:29,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:29,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:29,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:29,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 154 states and 173 transitions. [2023-12-03 03:11:29,416 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 173 transitions. [2023-12-03 03:11:29,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:11:29,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:29,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:29,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:29,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:29,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:29,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:29,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 157 states and 178 transitions. [2023-12-03 03:11:29,918 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 178 transitions. [2023-12-03 03:11:29,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:11:29,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:29,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:29,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:29,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:30,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:30,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:30,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 160 states and 184 transitions. [2023-12-03 03:11:30,240 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 184 transitions. [2023-12-03 03:11:30,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:11:30,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:30,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:30,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:30,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:30,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:31,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:31,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 185 states and 218 transitions. [2023-12-03 03:11:31,358 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 218 transitions. [2023-12-03 03:11:31,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:11:31,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:31,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:31,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:31,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:31,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:31,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:31,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:31,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 190 states and 228 transitions. [2023-12-03 03:11:31,931 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 228 transitions. [2023-12-03 03:11:31,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:11:31,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:31,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:31,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:31,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:32,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:33,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:33,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 216 states and 264 transitions. [2023-12-03 03:11:33,215 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 264 transitions. [2023-12-03 03:11:33,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:11:33,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:33,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:33,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:33,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:33,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:33,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:33,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 219 states and 270 transitions. [2023-12-03 03:11:33,897 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 270 transitions. [2023-12-03 03:11:33,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:11:33,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:33,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:33,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:33,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:33,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:34,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:34,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 222 states and 277 transitions. [2023-12-03 03:11:34,303 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 277 transitions. [2023-12-03 03:11:34,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:11:34,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:34,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:34,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:34,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:34,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:35,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:35,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 226 states and 284 transitions. [2023-12-03 03:11:35,208 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 284 transitions. [2023-12-03 03:11:35,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:11:35,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:35,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:35,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:35,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:35,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:35,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:35,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 230 states and 292 transitions. [2023-12-03 03:11:35,601 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 292 transitions. [2023-12-03 03:11:35,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:11:35,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:35,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:35,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:11:35,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:35,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:35,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:35,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 229 states and 291 transitions. [2023-12-03 03:11:35,628 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 291 transitions. [2023-12-03 03:11:35,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:11:35,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:35,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:35,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:11:35,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:35,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:35,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:35,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 228 states and 290 transitions. [2023-12-03 03:11:35,657 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 290 transitions. [2023-12-03 03:11:35,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:11:35,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:35,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:35,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:35,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:35,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:37,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:37,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 234 states and 299 transitions. [2023-12-03 03:11:37,059 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 299 transitions. [2023-12-03 03:11:37,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:11:37,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:37,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:37,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:11:37,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:37,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:37,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:37,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 243 states and 314 transitions. [2023-12-03 03:11:37,967 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 314 transitions. [2023-12-03 03:11:37,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:11:37,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:37,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:37,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:37,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:37,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:38,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:38,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:38,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 250 states and 325 transitions. [2023-12-03 03:11:38,945 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 325 transitions. [2023-12-03 03:11:38,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:11:38,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:38,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:38,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:38,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:38,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:39,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:39,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 262 states and 342 transitions. [2023-12-03 03:11:39,708 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 342 transitions. [2023-12-03 03:11:39,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:11:39,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:39,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:39,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:39,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:40,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:40,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 270 states and 354 transitions. [2023-12-03 03:11:40,688 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 354 transitions. [2023-12-03 03:11:40,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:11:40,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:40,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:40,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:40,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:40,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:41,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:41,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 288 states and 380 transitions. [2023-12-03 03:11:41,839 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 380 transitions. [2023-12-03 03:11:41,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:11:41,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:41,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:41,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:41,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:41,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:43,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:43,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 297 states and 392 transitions. [2023-12-03 03:11:43,232 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 392 transitions. [2023-12-03 03:11:43,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:11:43,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:43,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:43,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:43,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:43,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:44,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 307 states and 405 transitions. [2023-12-03 03:11:44,709 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 405 transitions. [2023-12-03 03:11:44,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:11:44,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:44,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:44,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:11:44,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:44,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:46,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:46,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 339 states and 460 transitions. [2023-12-03 03:11:46,631 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 460 transitions. [2023-12-03 03:11:46,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:11:46,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:46,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:46,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:46,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:46,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:46,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:47,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:47,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 338 states and 459 transitions. [2023-12-03 03:11:47,647 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 459 transitions. [2023-12-03 03:11:47,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:11:47,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:47,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:47,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:11:47,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:47,953 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:50,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:50,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 371 states and 516 transitions. [2023-12-03 03:11:50,285 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 516 transitions. [2023-12-03 03:11:50,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:11:50,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:50,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:50,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:50,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:50,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:51,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:51,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 370 states and 515 transitions. [2023-12-03 03:11:51,358 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 515 transitions. [2023-12-03 03:11:51,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:11:51,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:51,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:51,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:11:51,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:51,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:51,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 369 states and 514 transitions. [2023-12-03 03:11:51,394 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 514 transitions. [2023-12-03 03:11:51,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:11:51,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:51,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:51,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:51,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:51,487 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 03:11:52,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:52,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 375 states and 531 transitions. [2023-12-03 03:11:52,257 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 531 transitions. [2023-12-03 03:11:52,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:11:52,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:52,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:52,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:11:52,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:52,350 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 03:11:53,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:53,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 378 states and 536 transitions. [2023-12-03 03:11:53,213 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 536 transitions. [2023-12-03 03:11:53,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 03:11:53,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:53,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:53,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:53,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:53,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:53,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:55,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:55,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 377 states and 535 transitions. [2023-12-03 03:11:55,319 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 535 transitions. [2023-12-03 03:11:55,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 03:11:55,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:55,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:55,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:55,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:11:55,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:56,193 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:57,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:57,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 385 states and 557 transitions. [2023-12-03 03:11:57,747 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 557 transitions. [2023-12-03 03:11:57,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 03:11:57,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:57,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:57,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:11:57,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:58,362 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:11:58,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:58,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 388 states and 562 transitions. [2023-12-03 03:11:58,907 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 562 transitions. [2023-12-03 03:11:58,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:11:58,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:58,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:58,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:58,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:58,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:59,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:03,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:03,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 403 states and 580 transitions. [2023-12-03 03:12:03,480 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 580 transitions. [2023-12-03 03:12:03,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:12:03,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:03,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:03,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:03,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:03,559 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:05,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:05,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 410 states and 597 transitions. [2023-12-03 03:12:05,063 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 597 transitions. [2023-12-03 03:12:05,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:12:05,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:05,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:05,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:05,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:05,138 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:06,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:06,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 416 states and 608 transitions. [2023-12-03 03:12:06,489 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 608 transitions. [2023-12-03 03:12:06,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:12:06,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:06,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:06,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:12:06,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:06,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:07,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:07,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 415 states and 607 transitions. [2023-12-03 03:12:07,999 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 607 transitions. [2023-12-03 03:12:07,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:12:07,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:07,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:08,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:08,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:08,167 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:10,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:10,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 423 states and 623 transitions. [2023-12-03 03:12:10,120 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 623 transitions. [2023-12-03 03:12:10,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:12:10,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:10,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:10,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:10,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:10,176 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:11,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:11,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 429 states and 631 transitions. [2023-12-03 03:12:11,633 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 631 transitions. [2023-12-03 03:12:11,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:12:11,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:11,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:11,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:12:11,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:11,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:19,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:19,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 446 states and 651 transitions. [2023-12-03 03:12:19,728 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 651 transitions. [2023-12-03 03:12:19,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:12:19,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:19,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:19,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:12:19,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:19,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:24,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:24,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 445 states and 650 transitions. [2023-12-03 03:12:24,237 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 650 transitions. [2023-12-03 03:12:24,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:12:24,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:24,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:24,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:12:24,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:24,608 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:27,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:27,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 451 states and 658 transitions. [2023-12-03 03:12:27,156 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 658 transitions. [2023-12-03 03:12:27,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 03:12:27,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:27,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:27,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:27,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:27,232 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:27,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:27,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 455 states and 663 transitions. [2023-12-03 03:12:27,784 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 663 transitions. [2023-12-03 03:12:27,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:12:27,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:27,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:27,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:27,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:27,841 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:28,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:28,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 459 states and 669 transitions. [2023-12-03 03:12:28,186 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 669 transitions. [2023-12-03 03:12:28,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:12:28,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:28,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:28,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:12:28,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:28,412 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:29,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:29,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 466 states and 677 transitions. [2023-12-03 03:12:29,573 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 677 transitions. [2023-12-03 03:12:29,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:12:29,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:29,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:29,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:12:29,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:29,963 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:32,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:32,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 474 states and 687 transitions. [2023-12-03 03:12:32,065 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 687 transitions. [2023-12-03 03:12:32,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:12:32,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:32,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:32,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:32,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:32,130 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:32,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:32,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 478 states and 693 transitions. [2023-12-03 03:12:32,875 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 693 transitions. [2023-12-03 03:12:32,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 03:12:32,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:32,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:32,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:12:32,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:32,953 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:33,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:33,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 480 states and 697 transitions. [2023-12-03 03:12:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 697 transitions. [2023-12-03 03:12:33,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 03:12:33,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:33,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:33,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:33,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:12:33,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:33,116 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:34,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:34,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 485 states and 707 transitions. [2023-12-03 03:12:34,326 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 707 transitions. [2023-12-03 03:12:34,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 03:12:34,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:34,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:34,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:12:34,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:37,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:37,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 490 states and 715 transitions. [2023-12-03 03:12:37,083 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 715 transitions. [2023-12-03 03:12:37,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 03:12:37,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:37,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:37,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:12:37,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:37,650 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:39,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:39,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 495 states and 726 transitions. [2023-12-03 03:12:39,942 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 726 transitions. [2023-12-03 03:12:39,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 03:12:39,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:39,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:39,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:12:39,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:40,189 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:40,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:40,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 498 states and 728 transitions. [2023-12-03 03:12:40,812 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 728 transitions. [2023-12-03 03:12:40,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 03:12:40,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:40,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:40,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:12:40,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:41,045 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:12:41,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:41,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 500 states and 732 transitions. [2023-12-03 03:12:41,509 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 732 transitions. [2023-12-03 03:12:41,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 03:12:41,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:41,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:41,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:41,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:41,632 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:12:44,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:44,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 528 states and 764 transitions. [2023-12-03 03:12:44,552 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 764 transitions. [2023-12-03 03:12:44,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 03:12:44,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:44,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:44,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:44,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:44,682 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:12:45,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:45,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 531 states and 766 transitions. [2023-12-03 03:12:45,702 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 766 transitions. [2023-12-03 03:12:45,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:12:45,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:45,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:45,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:45,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:45,901 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:12:50,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:50,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 563 states and 831 transitions. [2023-12-03 03:12:50,792 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 831 transitions. [2023-12-03 03:12:50,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:12:50,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:50,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:50,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:12:50,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:50,867 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:12:51,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:51,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 566 states and 833 transitions. [2023-12-03 03:12:51,891 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 833 transitions. [2023-12-03 03:12:51,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 03:12:51,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:51,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:51,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:51,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:12:51,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:51,938 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:12:52,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:52,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 566 states and 832 transitions. [2023-12-03 03:12:52,569 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 832 transitions. [2023-12-03 03:12:52,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 03:12:52,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:52,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:52,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:12:52,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:52,651 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:12:53,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:53,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 568 states and 835 transitions. [2023-12-03 03:12:53,193 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 835 transitions. [2023-12-03 03:12:53,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 03:12:53,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:53,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:53,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:12:53,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:53,236 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 03:12:54,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:54,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 568 states and 834 transitions. [2023-12-03 03:12:54,272 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 834 transitions. [2023-12-03 03:12:54,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 03:12:54,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:54,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:54,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:12:54,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:54,321 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 03:12:54,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:54,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 570 states and 837 transitions. [2023-12-03 03:12:54,828 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 837 transitions. [2023-12-03 03:12:54,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 03:12:54,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:54,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:54,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:12:54,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:54,880 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:12:56,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:56,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 570 states and 836 transitions. [2023-12-03 03:12:56,347 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 836 transitions. [2023-12-03 03:12:56,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 03:12:56,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:56,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:56,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:12:56,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:56,584 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:12:59,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:59,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 579 states and 861 transitions. [2023-12-03 03:12:59,221 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 861 transitions. [2023-12-03 03:12:59,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 03:12:59,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:59,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:59,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:12:59,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:59,331 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-03 03:13:00,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:00,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 588 states and 878 transitions. [2023-12-03 03:13:00,697 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 878 transitions. [2023-12-03 03:13:00,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 03:13:00,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:00,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:00,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:13:00,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:01,720 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:13:04,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:04,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 599 states and 900 transitions. [2023-12-03 03:13:04,616 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 900 transitions. [2023-12-03 03:13:04,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 03:13:04,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:04,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:04,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:13:04,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:05,013 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:08,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:08,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 629 states and 937 transitions. [2023-12-03 03:13:08,172 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 937 transitions. [2023-12-03 03:13:08,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 03:13:08,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:08,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:08,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:13:08,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:08,621 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:12,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:12,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 661 states and 990 transitions. [2023-12-03 03:13:12,645 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 990 transitions. [2023-12-03 03:13:12,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 03:13:12,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:12,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:12,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:12,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:13:12,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:12,796 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:13,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:13,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 663 states and 991 transitions. [2023-12-03 03:13:13,443 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 991 transitions. [2023-12-03 03:13:13,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 03:13:13,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:13,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:13,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:13:13,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 42 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:19,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:19,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 721 states and 1079 transitions. [2023-12-03 03:13:19,716 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1079 transitions. [2023-12-03 03:13:19,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 03:13:19,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:19,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:19,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:13:19,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:19,844 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:13:20,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:20,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 724 states and 1083 transitions. [2023-12-03 03:13:20,915 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1083 transitions. [2023-12-03 03:13:20,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 03:13:20,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:20,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:20,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:13:20,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:21,047 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:13:21,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 725 states and 1084 transitions. [2023-12-03 03:13:21,404 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1084 transitions. [2023-12-03 03:13:21,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 03:13:21,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:21,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:21,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:13:21,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:21,802 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:24,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:24,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 729 states and 1086 transitions. [2023-12-03 03:13:24,008 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1086 transitions. [2023-12-03 03:13:24,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 03:13:24,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:24,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:24,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:13:24,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:24,336 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:24,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 731 states and 1087 transitions. [2023-12-03 03:13:24,970 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1087 transitions. [2023-12-03 03:13:24,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 03:13:24,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:24,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:24,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:13:25,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:25,864 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:13:28,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:28,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 737 states and 1102 transitions. [2023-12-03 03:13:28,576 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1102 transitions. [2023-12-03 03:13:28,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 03:13:28,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:28,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:28,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:13:28,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:28,808 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:13:30,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:30,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 740 states and 1107 transitions. [2023-12-03 03:13:30,092 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1107 transitions. [2023-12-03 03:13:30,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 03:13:30,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:30,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:30,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:13:30,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:30,302 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:13:30,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:30,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 741 states and 1110 transitions. [2023-12-03 03:13:30,970 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1110 transitions. [2023-12-03 03:13:30,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 03:13:30,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:30,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:30,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:13:30,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:13:33,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:33,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 749 states and 1127 transitions. [2023-12-03 03:13:33,909 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1127 transitions. [2023-12-03 03:13:33,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 03:13:33,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:33,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:33,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:13:33,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:34,002 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:13:35,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:35,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 752 states and 1134 transitions. [2023-12-03 03:13:35,112 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1134 transitions. [2023-12-03 03:13:35,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 03:13:35,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:35,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:35,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:13:35,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:35,204 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:13:35,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:35,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 753 states and 1136 transitions. [2023-12-03 03:13:35,863 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1136 transitions. [2023-12-03 03:13:35,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-03 03:13:35,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:35,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:35,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:35,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:13:35,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:36,223 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 56 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:36,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:36,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 754 states and 1136 transitions. [2023-12-03 03:13:36,797 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1136 transitions. [2023-12-03 03:13:36,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-03 03:13:36,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:36,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:36,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:36,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:13:36,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:37,169 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 56 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:37,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:37,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 102 states and 112 transitions. [2023-12-03 03:13:37,850 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 112 transitions. [2023-12-03 03:13:37,850 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:13:37,850 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 98 iterations. [2023-12-03 03:13:37,858 INFO L751 CodeCheckObserver]: All specifications hold 46 specifications checked. All of them hold [2023-12-03 03:13:39,610 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:13:39,613 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:13:39,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:13:39 ImpRootNode [2023-12-03 03:13:39,614 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:13:39,614 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:13:39,614 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:13:39,614 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:13:39,615 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:11:25" (3/4) ... [2023-12-03 03:13:39,616 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:13:39,618 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 03:13:39,623 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-12-03 03:13:39,623 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-03 03:13:39,623 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 03:13:39,623 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:13:39,708 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:13:39,709 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:13:39,709 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:13:39,710 INFO L158 Benchmark]: Toolchain (without parser) took 134493.66ms. Allocated memory was 153.1MB in the beginning and 1.1GB in the end (delta: 933.2MB). Free memory was 106.8MB in the beginning and 752.2MB in the end (delta: -645.5MB). Peak memory consumption was 288.5MB. Max. memory is 16.1GB. [2023-12-03 03:13:39,710 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 153.1MB. Free memory is still 128.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:13:39,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 198.79ms. Allocated memory is still 153.1MB. Free memory was 106.8MB in the beginning and 96.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:13:39,711 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.53ms. Allocated memory is still 153.1MB. Free memory was 96.2MB in the beginning and 94.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:13:39,711 INFO L158 Benchmark]: Boogie Preprocessor took 22.22ms. Allocated memory is still 153.1MB. Free memory was 94.2MB in the beginning and 93.4MB in the end (delta: 832.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:13:39,712 INFO L158 Benchmark]: RCFGBuilder took 509.03ms. Allocated memory is still 153.1MB. Free memory was 93.0MB in the beginning and 74.2MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 03:13:39,712 INFO L158 Benchmark]: CodeCheck took 133626.59ms. Allocated memory was 153.1MB in the beginning and 1.1GB in the end (delta: 933.2MB). Free memory was 74.2MB in the beginning and 757.5MB in the end (delta: -683.3MB). Peak memory consumption was 252.9MB. Max. memory is 16.1GB. [2023-12-03 03:13:39,713 INFO L158 Benchmark]: Witness Printer took 94.84ms. Allocated memory is still 1.1GB. Free memory was 757.5MB in the beginning and 752.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:13:39,715 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 102 locations, 46 error locations. Started 1 CEGAR loops. OverallTime: 131.8s, OverallIterations: 98, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 67626 SdHoareTripleChecker+Valid, 175.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 63331 mSDsluCounter, 12926 SdHoareTripleChecker+Invalid, 151.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9535 mSDsCounter, 13398 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 162488 IncrementalHoareTripleChecker+Invalid, 175886 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13398 mSolverCounterUnsat, 3391 mSDtfsCounter, 162488 mSolverCounterSat, 2.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38451 GetRequests, 34561 SyntacticMatches, 2786 SemanticMatches, 1104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 929063 ImplicationChecksByTransitivity, 117.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 15.4s InterpolantComputationTime, 4194 NumberOfCodeBlocks, 4194 NumberOfCodeBlocksAsserted, 97 NumberOfCheckSat, 4097 ConstructedInterpolants, 0 QuantifiedInterpolants, 15679 SizeOfPredicates, 56 NumberOfNonLiveVariables, 8218 ConjunctsInSsa, 323 ConjunctsInUnsatCore, 97 InterpolantComputations, 68 PerfectInterpolantSequences, 775/1329 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 46 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 153.1MB. Free memory is still 128.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 198.79ms. Allocated memory is still 153.1MB. Free memory was 106.8MB in the beginning and 96.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.53ms. Allocated memory is still 153.1MB. Free memory was 96.2MB in the beginning and 94.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.22ms. Allocated memory is still 153.1MB. Free memory was 94.2MB in the beginning and 93.4MB in the end (delta: 832.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 509.03ms. Allocated memory is still 153.1MB. Free memory was 93.0MB in the beginning and 74.2MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 133626.59ms. Allocated memory was 153.1MB in the beginning and 1.1GB in the end (delta: 933.2MB). Free memory was 74.2MB in the beginning and 757.5MB in the end (delta: -683.3MB). Peak memory consumption was 252.9MB. Max. memory is 16.1GB. * Witness Printer took 94.84ms. Allocated memory is still 1.1GB. Free memory was 757.5MB in the beginning and 752.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 03:13:39,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8df0341a-9208-4cd7-af2b-495d71f433df/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE