./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL --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 ca6b6f09277139d829682a6458fdcdacf72411331aa404fd46248e3dcb9a9e7f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:44:34,924 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:44:35,020 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:44:35,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:44:35,025 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:44:35,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:44:35,049 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:44:35,049 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:44:35,050 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:44:35,051 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:44:35,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:44:35,052 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:44:35,053 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:44:35,053 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:44:35,054 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:44:35,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:44:35,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:44:35,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:44:35,057 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:44:35,057 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:44:35,058 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:44:35,059 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:44:35,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:44:35,060 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:44:35,064 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:44:35,065 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:44:35,065 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:44:35,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:44:35,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:35,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:44:35,068 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:44:35,068 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:44:35,069 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:44:35,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:44:35,070 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:44:35,070 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_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca6b6f09277139d829682a6458fdcdacf72411331aa404fd46248e3dcb9a9e7f [2023-11-19 03:44:35,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:44:35,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:44:35,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:44:35,393 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:44:35,393 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:44:35,395 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound10.c [2023-11-19 03:44:38,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:44:38,839 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:44:38,839 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound10.c [2023-11-19 03:44:38,849 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/data/de3d12b89/aef5b7b02a864be18f1efc8edbfb6dcc/FLAG9248a995c [2023-11-19 03:44:38,868 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/data/de3d12b89/aef5b7b02a864be18f1efc8edbfb6dcc [2023-11-19 03:44:38,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:44:38,873 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:44:38,874 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:38,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:44:38,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:44:38,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:38" (1/1) ... [2023-11-19 03:44:38,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@190784d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:38, skipping insertion in model container [2023-11-19 03:44:38,882 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:44:38" (1/1) ... [2023-11-19 03:44:38,911 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:44:39,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:39,065 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:44:39,084 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:44:39,099 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:44:39,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:39 WrapperNode [2023-11-19 03:44:39,100 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:44:39,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:39,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:44:39,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:44:39,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:39" (1/1) ... [2023-11-19 03:44:39,121 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:39" (1/1) ... [2023-11-19 03:44:39,144 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2023-11-19 03:44:39,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:44:39,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:44:39,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:44:39,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:44:39,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:39" (1/1) ... [2023-11-19 03:44:39,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:39" (1/1) ... [2023-11-19 03:44:39,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:39" (1/1) ... [2023-11-19 03:44:39,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:39" (1/1) ... [2023-11-19 03:44:39,165 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:39" (1/1) ... [2023-11-19 03:44:39,169 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:39" (1/1) ... [2023-11-19 03:44:39,170 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:39" (1/1) ... [2023-11-19 03:44:39,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:39" (1/1) ... [2023-11-19 03:44:39,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:44:39,174 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:44:39,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:44:39,175 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:44:39,176 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:44:39" (1/1) ... [2023-11-19 03:44:39,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:39,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:44:39,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:44:39,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a414d4-8aa5-4066-a16e-ab1d45e9bfd3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:44:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:44:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:44:39,257 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:44:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:44:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:44:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:44:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:44:39,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:44:39,325 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:44:39,327 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:44:39,551 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:44:39,581 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:44:39,582 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:44:39,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:39 BoogieIcfgContainer [2023-11-19 03:44:39,587 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:44:39,588 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:44:39,588 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:44:39,599 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:44:39,599 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:44:39" (1/1) ... [2023-11-19 03:44:39,609 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:44:39,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:39,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2023-11-19 03:44:39,669 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2023-11-19 03:44:39,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:44:39,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:39,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:39,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:44:39,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:40,077 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:44:40,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:40,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 56 transitions. [2023-11-19 03:44:40,242 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 56 transitions. [2023-11-19 03:44:40,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:44:40,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:40,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:40,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:44:40,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:40,468 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:40,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 60 transitions. [2023-11-19 03:44:40,759 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2023-11-19 03:44:40,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:44:40,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:40,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:40,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:44:40,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:40,868 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:41,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:41,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 58 states and 66 transitions. [2023-11-19 03:44:41,106 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2023-11-19 03:44:41,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:44:41,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:41,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:41,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:44:41,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:41,216 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:41,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:41,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 74 transitions. [2023-11-19 03:44:41,714 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2023-11-19 03:44:41,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:44:41,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:41,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:41,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:44:41,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:41,912 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:44:42,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:42,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 84 transitions. [2023-11-19 03:44:42,607 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 84 transitions. [2023-11-19 03:44:42,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:44:42,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:42,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:42,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:42,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:44:42,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:42,760 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:44:42,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:42,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 85 transitions. [2023-11-19 03:44:42,802 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 85 transitions. [2023-11-19 03:44:42,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:44:42,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:42,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:42,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:44:42,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:42,899 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:43,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:43,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 73 states and 90 transitions. [2023-11-19 03:44:43,161 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2023-11-19 03:44:43,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:44:43,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:43,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:43,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:44:43,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:43,281 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:43,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:43,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 72 states and 89 transitions. [2023-11-19 03:44:43,507 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2023-11-19 03:44:43,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:44:43,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:43,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:43,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:43,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:44:43,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:43,779 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:45,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:45,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 104 transitions. [2023-11-19 03:44:45,382 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 104 transitions. [2023-11-19 03:44:45,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:44:45,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:45,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:45,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:44:45,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:45,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 81 states and 107 transitions. [2023-11-19 03:44:45,569 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 107 transitions. [2023-11-19 03:44:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:44:45,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:45,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:45,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:44:45,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:45,844 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:47,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:47,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 123 transitions. [2023-11-19 03:44:47,994 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 123 transitions. [2023-11-19 03:44:47,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:44:47,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:47,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:48,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:48,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:44:48,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:48,106 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:48,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:48,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 92 states and 128 transitions. [2023-11-19 03:44:48,337 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 128 transitions. [2023-11-19 03:44:48,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:44:48,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:48,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:48,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:44:48,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:48,447 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:49,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:49,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 94 states and 132 transitions. [2023-11-19 03:44:49,445 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 132 transitions. [2023-11-19 03:44:49,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:44:49,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:49,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:49,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:44:49,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:49,619 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:52,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:52,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 104 states and 151 transitions. [2023-11-19 03:44:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 151 transitions. [2023-11-19 03:44:52,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:44:52,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:52,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:52,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:44:52,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:52,922 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 115 states and 172 transitions. [2023-11-19 03:44:56,280 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 172 transitions. [2023-11-19 03:44:56,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:44:56,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:56,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:56,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:44:56,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:56,342 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:57,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:57,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 119 states and 182 transitions. [2023-11-19 03:44:57,137 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 182 transitions. [2023-11-19 03:44:57,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:44:57,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:57,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:57,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:44:57,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:57,234 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:58,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:58,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 122 states and 187 transitions. [2023-11-19 03:44:58,012 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 187 transitions. [2023-11-19 03:44:58,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:44:58,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:58,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:58,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:58,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:44:58,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:58,083 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:44:58,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:44:58,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 124 states and 190 transitions. [2023-11-19 03:44:58,626 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 190 transitions. [2023-11-19 03:44:58,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:44:58,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:44:58,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:44:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:44:58,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:44:58,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:44:59,097 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:45:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:01,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 135 states and 215 transitions. [2023-11-19 03:45:01,377 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 215 transitions. [2023-11-19 03:45:01,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:45:01,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:01,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:01,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:45:01,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:01,549 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:45:01,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:01,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 216 transitions. [2023-11-19 03:45:01,838 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 216 transitions. [2023-11-19 03:45:01,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:45:01,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:01,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:01,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:45:01,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:02,656 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:45:05,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:05,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 150 states and 246 transitions. [2023-11-19 03:45:05,607 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 246 transitions. [2023-11-19 03:45:05,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:45:05,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:05,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:05,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:45:05,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:05,675 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:45:07,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:07,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 157 states and 255 transitions. [2023-11-19 03:45:07,089 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 255 transitions. [2023-11-19 03:45:07,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:45:07,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:07,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:07,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:45:07,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:07,163 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:45:07,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:07,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 161 states and 260 transitions. [2023-11-19 03:45:07,840 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 260 transitions. [2023-11-19 03:45:07,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:45:07,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:07,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:07,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:45:07,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:07,905 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:45:08,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:08,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 164 states and 264 transitions. [2023-11-19 03:45:08,625 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 264 transitions. [2023-11-19 03:45:08,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:45:08,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:08,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:08,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:45:08,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:09,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:45:13,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:13,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 174 states and 287 transitions. [2023-11-19 03:45:13,189 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 287 transitions. [2023-11-19 03:45:13,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:45:13,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:13,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:13,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:45:13,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:13,247 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:45:16,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:16,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 185 states and 306 transitions. [2023-11-19 03:45:16,992 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 306 transitions. [2023-11-19 03:45:16,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:45:16,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:16,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:17,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:45:17,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:17,051 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:45:18,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:18,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 188 states and 310 transitions. [2023-11-19 03:45:18,172 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 310 transitions. [2023-11-19 03:45:18,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:45:18,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:18,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:18,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:45:18,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:19,118 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:45:22,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:22,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 199 states and 336 transitions. [2023-11-19 03:45:22,791 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 336 transitions. [2023-11-19 03:45:22,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:45:22,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:22,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:22,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:45:22,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:22,888 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:45:28,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:28,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 210 states and 356 transitions. [2023-11-19 03:45:28,073 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 356 transitions. [2023-11-19 03:45:28,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:45:28,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:28,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:28,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:28,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:45:28,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:45:29,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:29,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 213 states and 360 transitions. [2023-11-19 03:45:29,325 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 360 transitions. [2023-11-19 03:45:29,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:45:29,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:29,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:29,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:45:29,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:45:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:45:31,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:45:31,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 223 states and 371 transitions. [2023-11-19 03:45:31,134 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 371 transitions. [2023-11-19 03:45:31,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:45:31,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:45:31,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:45:31,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:45:31,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 03:45:31,172 INFO L285 TraceCheckSpWp]: Computing forward predicates...