./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound100.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_c88e928a-a242-4ad2-8de4-05abcf09548b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c88e928a-a242-4ad2-8de4-05abcf09548b/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_c88e928a-a242-4ad2-8de4-05abcf09548b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c88e928a-a242-4ad2-8de4-05abcf09548b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c88e928a-a242-4ad2-8de4-05abcf09548b/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_c88e928a-a242-4ad2-8de4-05abcf09548b/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 7cdbf1a1c8f20bea42ab4ad35fbada62352deeb8460cfeb3778e870071fb234e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:07:06,951 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:07:07,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c88e928a-a242-4ad2-8de4-05abcf09548b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:07:07,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:07:07,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:07:07,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:07:07,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:07:07,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:07:07,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:07:07,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:07:07,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:07:07,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:07:07,055 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:07:07,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:07:07,056 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:07:07,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:07:07,057 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:07:07,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:07:07,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:07:07,059 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:07:07,059 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:07:07,060 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:07:07,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:07:07,061 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:07:07,061 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:07:07,062 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:07:07,062 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:07:07,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:07:07,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:07:07,063 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:07:07,064 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:07:07,064 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:07:07,065 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:07:07,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:07:07,065 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:07:07,066 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_c88e928a-a242-4ad2-8de4-05abcf09548b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c88e928a-a242-4ad2-8de4-05abcf09548b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cdbf1a1c8f20bea42ab4ad35fbada62352deeb8460cfeb3778e870071fb234e [2023-12-03 02:07:07,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:07:07,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:07:07,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:07:07,308 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:07:07,308 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:07:07,309 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c88e928a-a242-4ad2-8de4-05abcf09548b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound100.c [2023-12-03 02:07:09,989 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:07:10,158 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:07:10,159 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c88e928a-a242-4ad2-8de4-05abcf09548b/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound100.c [2023-12-03 02:07:10,166 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c88e928a-a242-4ad2-8de4-05abcf09548b/bin/ukojak-verify-Qdu7aM0XO9/data/f52b108bc/91e235d7c2274100b62c619899950e7c/FLAG28a2b9a0d [2023-12-03 02:07:10,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c88e928a-a242-4ad2-8de4-05abcf09548b/bin/ukojak-verify-Qdu7aM0XO9/data/f52b108bc/91e235d7c2274100b62c619899950e7c [2023-12-03 02:07:10,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:07:10,186 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:07:10,187 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:07:10,187 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:07:10,191 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:07:10,192 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,192 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ad4b92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10, skipping insertion in model container [2023-12-03 02:07:10,193 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,210 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:07:10,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:07:10,353 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:07:10,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:07:10,383 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:07:10,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10 WrapperNode [2023-12-03 02:07:10,384 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:07:10,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:07:10,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:07:10,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:07:10,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,397 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,422 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 107 [2023-12-03 02:07:10,422 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:07:10,423 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:07:10,423 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:07:10,423 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:07:10,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,435 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,435 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,439 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,443 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,445 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,446 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,448 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:07:10,449 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:07:10,449 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:07:10,449 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:07:10,450 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:07:10,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c88e928a-a242-4ad2-8de4-05abcf09548b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:07:10,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c88e928a-a242-4ad2-8de4-05abcf09548b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:07:10,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c88e928a-a242-4ad2-8de4-05abcf09548b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:07:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:07:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:07:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:07:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:07:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:07:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:07:10,585 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:07:10,588 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:07:10,826 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:07:10,871 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:07:10,871 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 02:07:10,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:07:10 BoogieIcfgContainer [2023-12-03 02:07:10,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:07:10,874 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:07:10,874 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:07:10,883 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:07:10,883 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:07:10" (1/1) ... [2023-12-03 02:07:10,890 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:07:10,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:10,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 86 states and 97 transitions. [2023-12-03 02:07:10,942 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2023-12-03 02:07:10,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:07:10,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:10,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:07:11,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:11,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 88 states and 99 transitions. [2023-12-03 02:07:11,200 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2023-12-03 02:07:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:07:11,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:11,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:11,259 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 02:07:11,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:11,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 89 states and 100 transitions. [2023-12-03 02:07:11,274 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 100 transitions. [2023-12-03 02:07:11,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:07:11,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:11,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:11,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:07:11,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:11,364 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 02:07:11,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:11,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 90 states and 102 transitions. [2023-12-03 02:07:11,398 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2023-12-03 02:07:11,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:07:11,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:11,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:11,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:07:11,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:11,490 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 02:07:11,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:11,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 95 states and 110 transitions. [2023-12-03 02:07:11,792 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2023-12-03 02:07:11,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:07:11,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:11,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:11,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:07:11,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:11,887 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 02:07:12,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:12,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 101 states and 120 transitions. [2023-12-03 02:07:12,342 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 120 transitions. [2023-12-03 02:07:12,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 02:07:12,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:12,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:12,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:07:12,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:12,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:07:13,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:13,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 109 states and 134 transitions. [2023-12-03 02:07:13,145 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 134 transitions. [2023-12-03 02:07:13,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:07:13,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:13,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:13,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:07:13,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:13,272 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 02:07:14,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:14,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 118 states and 150 transitions. [2023-12-03 02:07:14,181 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 150 transitions. [2023-12-03 02:07:14,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:07:14,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:14,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:14,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:14,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:07:14,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:14,294 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 02:07:15,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:15,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 128 states and 167 transitions. [2023-12-03 02:07:15,566 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 167 transitions. [2023-12-03 02:07:15,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:07:15,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:15,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:15,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:07:15,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:15,687 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 02:07:16,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:16,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 139 states and 186 transitions. [2023-12-03 02:07:16,883 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2023-12-03 02:07:16,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 02:07:16,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:16,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:16,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:16,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:07:16,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:16,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:07:17,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:17,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 142 states and 192 transitions. [2023-12-03 02:07:17,049 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 192 transitions. [2023-12-03 02:07:17,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:07:17,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:17,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:17,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:07:17,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:17,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:07:17,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:17,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 146 states and 199 transitions. [2023-12-03 02:07:17,283 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 199 transitions. [2023-12-03 02:07:17,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:07:17,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:17,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:17,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:07:17,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:17,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:07:17,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:17,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 146 states and 198 transitions. [2023-12-03 02:07:17,322 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 198 transitions. [2023-12-03 02:07:17,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:07:17,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:17,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:17,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:07:17,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:17,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:07:18,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:18,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 160 states and 245 transitions. [2023-12-03 02:07:18,765 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 245 transitions. [2023-12-03 02:07:18,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 02:07:18,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:18,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:18,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:07:18,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:18,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:07:19,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:19,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 165 states and 254 transitions. [2023-12-03 02:07:19,583 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 254 transitions. [2023-12-03 02:07:19,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 02:07:19,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:19,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:19,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:07:19,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:19,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:07:21,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:21,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 179 states and 304 transitions. [2023-12-03 02:07:21,374 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 304 transitions. [2023-12-03 02:07:21,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 02:07:21,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:21,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:21,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:07:21,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:21,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:07:23,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:23,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 183 states and 310 transitions. [2023-12-03 02:07:23,150 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 310 transitions. [2023-12-03 02:07:23,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 02:07:23,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:23,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:23,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:07:23,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:23,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:07:23,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:23,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 184 states and 311 transitions. [2023-12-03 02:07:23,234 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 311 transitions. [2023-12-03 02:07:23,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 02:07:23,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:23,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:23,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:23,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:07:23,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:23,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:07:24,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:24,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 193 states and 330 transitions. [2023-12-03 02:07:24,966 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 330 transitions. [2023-12-03 02:07:24,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 02:07:24,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:24,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:24,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:07:24,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:25,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:07:28,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:28,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 203 states and 350 transitions. [2023-12-03 02:07:28,197 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 350 transitions. [2023-12-03 02:07:28,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:07:28,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:28,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:28,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:07:28,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:28,250 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 02:07:29,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:29,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 211 states and 367 transitions. [2023-12-03 02:07:29,765 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 367 transitions. [2023-12-03 02:07:29,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:07:29,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:29,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:29,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:07:29,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:29,813 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 02:07:40,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:40,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 220 states and 385 transitions. [2023-12-03 02:07:40,268 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 385 transitions. [2023-12-03 02:07:40,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 02:07:40,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:40,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:40,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:07:40,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:40,313 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 02:07:44,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:44,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 230 states and 404 transitions. [2023-12-03 02:07:44,430 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 404 transitions. [2023-12-03 02:07:44,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:07:44,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:44,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:44,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:07:44,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:44,474 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 02:07:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:47,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 241 states and 424 transitions. [2023-12-03 02:07:47,390 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 424 transitions. [2023-12-03 02:07:47,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 02:07:47,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:47,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:47,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:07:47,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:47,688 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:07:52,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:52,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 255 states and 458 transitions. [2023-12-03 02:07:52,307 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 458 transitions. [2023-12-03 02:07:52,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 02:07:52,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:52,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:52,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:07:52,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:52,856 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:07:59,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:07:59,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 272 states and 497 transitions. [2023-12-03 02:07:59,337 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 497 transitions. [2023-12-03 02:07:59,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 02:07:59,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:07:59,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:07:59,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:07:59,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:07:59,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:07:59,398 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:08:03,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:08:03,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 284 states and 528 transitions. [2023-12-03 02:08:03,734 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 528 transitions. [2023-12-03 02:08:03,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 02:08:03,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:08:03,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:08:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:08:03,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:08:03,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:08:04,085 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:08:13,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:08:13,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 301 states and 569 transitions. [2023-12-03 02:08:13,608 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 569 transitions. [2023-12-03 02:08:13,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 02:08:13,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:08:13,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:08:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:08:13,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:08:13,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:08:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:08:24,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:08:24,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 319 states and 608 transitions. [2023-12-03 02:08:24,006 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 608 transitions. [2023-12-03 02:08:24,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 02:08:24,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:08:24,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:08:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:08:24,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:08:24,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:08:24,811 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:08:26,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:08:26,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 321 states and 614 transitions. [2023-12-03 02:08:26,356 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 614 transitions. [2023-12-03 02:08:26,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 02:08:26,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:08:26,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:08:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:08:26,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:08:26,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:08:29,226 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 02:08:47,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:08:47,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 333 states and 642 transitions. [2023-12-03 02:08:47,873 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 642 transitions. [2023-12-03 02:08:47,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 02:08:47,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:08:47,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:08:47,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:08:47,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:08:47,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:08:48,274 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:09:07,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:09:07,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 354 states and 691 transitions. [2023-12-03 02:09:07,218 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 691 transitions. [2023-12-03 02:09:07,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 02:09:07,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:09:07,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:09:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:09:07,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:09:07,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:09:09,253 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 02:09:25,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:09:25,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 374 states and 738 transitions. [2023-12-03 02:09:25,128 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 738 transitions. [2023-12-03 02:09:25,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 02:09:25,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:09:25,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:09:25,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:09:25,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:09:25,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:09:25,631 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:09:36,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:09:36,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 396 states and 791 transitions. [2023-12-03 02:09:36,012 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 791 transitions. [2023-12-03 02:09:36,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 02:09:36,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:09:36,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:09:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:09:36,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:09:36,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:09:37,975 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 02:09:46,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:09:46,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 416 states and 825 transitions. [2023-12-03 02:09:46,920 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 825 transitions. [2023-12-03 02:09:46,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:09:46,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:09:46,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:09:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:09:46,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:09:46,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:09:47,151 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:09:48,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:09:48,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 419 states and 835 transitions. [2023-12-03 02:09:48,706 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 835 transitions. [2023-12-03 02:09:48,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 02:09:48,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:09:48,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:09:48,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:09:48,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:09:48,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:09:50,443 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 02:09:59,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:09:59,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 438 states and 866 transitions. [2023-12-03 02:09:59,915 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 866 transitions. [2023-12-03 02:09:59,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 02:09:59,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:09:59,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:09:59,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:09:59,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:09:59,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:00,292 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:10:02,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:02,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 442 states and 877 transitions. [2023-12-03 02:10:02,631 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 877 transitions. [2023-12-03 02:10:02,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 02:10:02,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:02,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:02,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:10:02,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:03,030 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:10:10,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:10,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 450 states and 895 transitions. [2023-12-03 02:10:10,345 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 895 transitions. [2023-12-03 02:10:10,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 02:10:10,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:10,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:10,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:10,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:10:10,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:11,061 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:10:21,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:21,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 459 states and 912 transitions. [2023-12-03 02:10:21,488 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 912 transitions. [2023-12-03 02:10:21,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 02:10:21,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:21,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:21,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:10:21,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:22,227 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 02:10:32,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:32,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 479 states and 954 transitions. [2023-12-03 02:10:32,779 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 954 transitions. [2023-12-03 02:10:32,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 02:10:32,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:32,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:32,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:32,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:10:32,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:32,848 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:10:41,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:41,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 483 states and 959 transitions. [2023-12-03 02:10:41,587 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 959 transitions. [2023-12-03 02:10:41,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 02:10:41,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:41,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:41,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:10:41,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:42,017 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:10:50,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:10:50,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 492 states and 977 transitions. [2023-12-03 02:10:50,585 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 977 transitions. [2023-12-03 02:10:50,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 02:10:50,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:10:50,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:10:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:10:50,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:10:50,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:10:52,231 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:11:15,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:15,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 502 states and 1000 transitions. [2023-12-03 02:11:15,091 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1000 transitions. [2023-12-03 02:11:15,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 02:11:15,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:15,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:11:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:15,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:11:15,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:15,146 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:11:38,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:38,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 507 states and 1007 transitions. [2023-12-03 02:11:38,287 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1007 transitions. [2023-12-03 02:11:38,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 02:11:38,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:38,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:11:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:38,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:11:38,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:38,349 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:11:41,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:41,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 508 states and 1007 transitions. [2023-12-03 02:11:41,770 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1007 transitions. [2023-12-03 02:11:41,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 02:11:41,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:41,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:11:41,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:41,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:11:41,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:41,830 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:11:47,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:47,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 511 states and 1010 transitions. [2023-12-03 02:11:47,545 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1010 transitions. [2023-12-03 02:11:47,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 02:11:47,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:47,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:11:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:47,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:11:47,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:47,717 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 02:12:03,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:03,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 534 states and 1038 transitions. [2023-12-03 02:12:03,773 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1038 transitions. [2023-12-03 02:12:03,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 02:12:03,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:03,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:03,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:03,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:12:03,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:04,462 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 02:12:19,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:19,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 548 states and 1152 transitions. [2023-12-03 02:12:19,654 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1152 transitions. [2023-12-03 02:12:19,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 02:12:19,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:19,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:19,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:12:19,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:21,348 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:12:36,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:36,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 557 states and 1178 transitions. [2023-12-03 02:12:36,491 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1178 transitions. [2023-12-03 02:12:36,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 02:12:36,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:36,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:36,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:12:36,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:36,643 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:12:47,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:47,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 563 states and 1187 transitions. [2023-12-03 02:12:47,052 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1187 transitions. [2023-12-03 02:12:47,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 02:12:47,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:47,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:47,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:12:47,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:47,231 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:12:55,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:55,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 568 states and 1194 transitions. [2023-12-03 02:12:55,394 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1194 transitions. [2023-12-03 02:12:55,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 02:12:55,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:55,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:55,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:12:55,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:55,556 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:12:58,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 569 states and 1194 transitions. [2023-12-03 02:12:58,105 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1194 transitions. [2023-12-03 02:12:58,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:12:58,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:58,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:58,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:12:58,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:01,573 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:13:22,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:22,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 582 states and 1232 transitions. [2023-12-03 02:13:22,393 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1232 transitions. [2023-12-03 02:13:22,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:13:22,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:22,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:22,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:13:22,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:22,602 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:13:35,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:35,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 590 states and 1250 transitions. [2023-12-03 02:13:35,037 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1250 transitions. [2023-12-03 02:13:35,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:13:35,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:35,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:35,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 02:13:35,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:36,369 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:13:51,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:51,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 599 states and 1269 transitions. [2023-12-03 02:13:51,516 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1269 transitions. [2023-12-03 02:13:51,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:13:51,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:51,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:51,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 02:13:51,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:51,777 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:13:54,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:54,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 600 states and 1270 transitions. [2023-12-03 02:13:54,127 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1270 transitions. [2023-12-03 02:13:54,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:13:54,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:54,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:54,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:13:54,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:54,208 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 02:13:54,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:54,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 601 states and 1288 transitions. [2023-12-03 02:13:54,432 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1288 transitions. [2023-12-03 02:13:54,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:13:54,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:54,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:54,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:13:54,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:59,352 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:14:38,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:38,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 612 states and 1303 transitions. [2023-12-03 02:14:38,966 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1303 transitions. [2023-12-03 02:14:38,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:14:38,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:38,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:14:38,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:14:38,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:14:42,771 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:15:15,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:15,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 626 states and 1344 transitions. [2023-12-03 02:15:15,892 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1344 transitions. [2023-12-03 02:15:15,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:15:15,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:15,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:15:15,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:15:15,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:15:15,987 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:15:26,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 631 states and 1359 transitions. [2023-12-03 02:15:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1359 transitions. [2023-12-03 02:15:26,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:15:26,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:26,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:26,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:15:26,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:15:26,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:15:26,484 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:15:33,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:33,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 634 states and 1366 transitions. [2023-12-03 02:15:33,454 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1366 transitions. [2023-12-03 02:15:33,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:15:33,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:33,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:15:33,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:15:33,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:15:33,555 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:15:36,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:36,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 636 states and 1370 transitions. [2023-12-03 02:15:36,477 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1370 transitions. [2023-12-03 02:15:36,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:15:36,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:36,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:15:36,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:15:36,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:15:36,588 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:15:39,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:39,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 637 states and 1371 transitions. [2023-12-03 02:15:39,312 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1371 transitions. [2023-12-03 02:15:39,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:15:39,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:39,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:15:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:15:39,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:15:39,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:15:41,656 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:16:30,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:16:30,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 648 states and 1396 transitions. [2023-12-03 02:16:30,478 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1396 transitions. [2023-12-03 02:16:30,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:16:30,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:16:30,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:16:30,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:16:30,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:16:30,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:16:35,936 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:17:13,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:17:13,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 663 states and 1446 transitions. [2023-12-03 02:17:13,599 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1446 transitions. [2023-12-03 02:17:13,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:17:13,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:17:13,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:17:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:17:13,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:17:13,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:17:13,776 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:17:30,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:17:30,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 669 states and 1461 transitions. [2023-12-03 02:17:30,325 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1461 transitions. [2023-12-03 02:17:30,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:17:30,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:17:30,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:17:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:17:30,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:17:30,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:17:30,521 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:17:37,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:17:37,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 672 states and 1468 transitions. [2023-12-03 02:17:37,016 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1468 transitions. [2023-12-03 02:17:37,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:17:37,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:17:37,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:17:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:17:37,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:17:37,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:17:37,208 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:17:41,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:17:41,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 673 states and 1470 transitions. [2023-12-03 02:17:41,170 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1470 transitions. [2023-12-03 02:17:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:17:41,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:17:41,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:17:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:17:41,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:17:41,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:17:41,360 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:17:45,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:17:45,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 674 states and 1472 transitions. [2023-12-03 02:17:45,022 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1472 transitions. [2023-12-03 02:17:45,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:17:45,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:17:45,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:17:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:17:45,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 02:17:45,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:17:45,194 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 02:17:46,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:17:46,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 675 states and 1473 transitions. [2023-12-03 02:17:46,957 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1473 transitions. [2023-12-03 02:17:46,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:17:46,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:17:46,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:17:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:17:46,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:17:46,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:17:47,056 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 02:18:51,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:18:51,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 690 states and 1494 transitions. [2023-12-03 02:18:51,552 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1494 transitions. [2023-12-03 02:18:51,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 02:18:51,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:18:51,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:18:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:18:51,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:18:51,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:18:51,646 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-12-03 02:21:23,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:21:23,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 705 states and 1515 transitions. [2023-12-03 02:21:23,665 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1515 transitions. [2023-12-03 02:21:23,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 02:21:23,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:21:23,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:21:23,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:21:23,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:21:23,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:21:23,703 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-03 02:21:32,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:21:32,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 706 states and 1516 transitions. [2023-12-03 02:21:32,823 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1516 transitions. [2023-12-03 02:21:32,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 02:21:32,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:21:32,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:21:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:21:32,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:21:32,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:21:32,899 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked.