./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/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_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/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_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/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 a3c408aeb75b378569a9828f29f37caa03495bee0afeec4c4af831c79f34806f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:59:46,057 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:59:46,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:59:46,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:59:46,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:59:46,175 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:59:46,176 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:59:46,177 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:59:46,178 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:59:46,178 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:59:46,179 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:59:46,180 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:59:46,180 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:59:46,181 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:59:46,182 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:59:46,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:59:46,183 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:59:46,184 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:59:46,185 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:59:46,185 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:59:46,186 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:59:46,192 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:59:46,192 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:59:46,193 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:59:46,194 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:59:46,195 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:59:46,195 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:59:46,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:59:46,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:46,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:59:46,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:59:46,198 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:59:46,198 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:59:46,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:59:46,199 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:59:46,199 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_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3c408aeb75b378569a9828f29f37caa03495bee0afeec4c4af831c79f34806f [2023-11-19 02:59:46,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:59:46,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:59:46,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:59:46,519 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:59:46,519 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:59:46,521 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound50.c [2023-11-19 02:59:49,703 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:59:49,902 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:59:49,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound50.c [2023-11-19 02:59:49,911 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/bin/ukojak-verify-G8NBE6pJGL/data/14097bd8e/65238c4b17334fd6846c9962b7bdc54e/FLAG91046daeb [2023-11-19 02:59:49,925 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/bin/ukojak-verify-G8NBE6pJGL/data/14097bd8e/65238c4b17334fd6846c9962b7bdc54e [2023-11-19 02:59:49,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:59:49,929 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:59:49,931 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:49,931 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:59:49,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:59:49,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@784a5dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49, skipping insertion in model container [2023-11-19 02:59:49,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,964 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:59:50,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:50,163 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:59:50,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:50,201 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:59:50,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:50 WrapperNode [2023-11-19 02:59:50,201 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:50,203 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:50,203 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:59:50,203 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:59:50,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,251 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2023-11-19 02:59:50,251 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:50,252 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:59:50,252 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:59:50,252 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:59:50,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,269 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,269 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,274 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,278 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,286 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:59:50,287 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:59:50,287 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:59:50,287 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:59:50,288 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:50,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:59:50,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:59:50,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76361cb1-56dc-4d37-9dc8-8ad5e722baf2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:59:50,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:59:50,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:59:50,372 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:59:50,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:59:50,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:59:50,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:59:50,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:59:50,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:59:50,447 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:59:50,450 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:59:50,852 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:59:50,910 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:59:50,914 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:59:50,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:50 BoogieIcfgContainer [2023-11-19 02:59:50,953 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:59:50,954 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:59:50,954 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:59:50,965 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:59:50,965 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:59:51,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:51,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 72 states and 84 transitions. [2023-11-19 02:59:51,078 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 84 transitions. [2023-11-19 02:59:51,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:59:51,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:51,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:51,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:59:51,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:51,353 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 02:59:51,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:51,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 72 states and 82 transitions. [2023-11-19 02:59:51,394 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2023-11-19 02:59:51,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:59:51,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:51,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:51,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:51,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:51,554 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:59:51,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:51,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 76 states and 88 transitions. [2023-11-19 02:59:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 88 transitions. [2023-11-19 02:59:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:59:51,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:51,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:51,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:51,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:51,688 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:59:51,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:51,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 77 states and 89 transitions. [2023-11-19 02:59:51,713 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2023-11-19 02:59:51,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:59:51,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:51,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:51,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:51,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:59:51,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:51,822 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:59:51,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:51,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 80 states and 95 transitions. [2023-11-19 02:59:51,928 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 95 transitions. [2023-11-19 02:59:51,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:59:51,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:51,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:51,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:51,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:52,000 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:59:52,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:52,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 84 states and 105 transitions. [2023-11-19 02:59:52,224 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2023-11-19 02:59:52,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:59:52,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:52,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:52,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:59:52,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:52,333 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:59:52,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:52,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 88 states and 113 transitions. [2023-11-19 02:59:52,692 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 113 transitions. [2023-11-19 02:59:52,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:59:52,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:52,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:52,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:52,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:52,751 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:59:52,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:52,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 89 states and 114 transitions. [2023-11-19 02:59:52,772 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2023-11-19 02:59:52,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:59:52,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:52,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:52,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:59:52,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:52,842 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:59:53,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:53,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 94 states and 125 transitions. [2023-11-19 02:59:53,179 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 125 transitions. [2023-11-19 02:59:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:59:53,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:53,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:53,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:59:53,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:53,305 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:59:53,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:53,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 100 states and 138 transitions. [2023-11-19 02:59:53,846 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 138 transitions. [2023-11-19 02:59:53,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:59:53,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:53,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:53,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:59:53,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:53,952 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:59:54,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:54,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 106 states and 149 transitions. [2023-11-19 02:59:54,366 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 149 transitions. [2023-11-19 02:59:54,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:59:54,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:54,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:54,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:59:54,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:54,543 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:59:55,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:55,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 111 states and 158 transitions. [2023-11-19 02:59:55,060 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 158 transitions. [2023-11-19 02:59:55,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:59:55,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:55,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:55,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:59:55,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:55,192 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:59:55,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:55,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 118 states and 171 transitions. [2023-11-19 02:59:55,650 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2023-11-19 02:59:55,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:59:55,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:55,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:55,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 02:59:55,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:55,775 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:59:56,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:56,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 126 states and 185 transitions. [2023-11-19 02:59:56,378 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 185 transitions. [2023-11-19 02:59:56,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:59:56,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:56,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:56,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:59:56,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:57,246 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:59:58,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:58,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 134 states and 199 transitions. [2023-11-19 02:59:58,773 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 199 transitions. [2023-11-19 02:59:58,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:59:58,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:58,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:58,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:58,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:59:58,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:59,117 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:00:00,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:00,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 139 states and 212 transitions. [2023-11-19 03:00:00,710 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 212 transitions. [2023-11-19 03:00:00,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:00:00,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:00,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:00,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:00:00,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:00,776 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:00:01,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:01,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 145 states and 222 transitions. [2023-11-19 03:00:01,274 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 222 transitions. [2023-11-19 03:00:01,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:00:01,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:01,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:01,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:00:01,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:01,337 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:00:02,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:02,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 155 states and 238 transitions. [2023-11-19 03:00:02,328 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 238 transitions. [2023-11-19 03:00:02,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:00:02,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:02,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:02,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:00:02,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:02,400 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:00:02,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:02,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 156 states and 239 transitions. [2023-11-19 03:00:02,432 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 239 transitions. [2023-11-19 03:00:02,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:00:02,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:02,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:02,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:00:02,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:02,587 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:00:02,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:02,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 165 states and 251 transitions. [2023-11-19 03:00:02,949 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 251 transitions. [2023-11-19 03:00:02,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:00:02,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:02,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:02,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:00:02,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:03,035 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-19 03:00:03,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:03,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 173 states and 261 transitions. [2023-11-19 03:00:03,899 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 261 transitions. [2023-11-19 03:00:03,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:00:03,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:03,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:03,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:00:03,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:04,013 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:00:04,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:04,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 182 states and 273 transitions. [2023-11-19 03:00:04,340 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 273 transitions. [2023-11-19 03:00:04,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:00:04,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:04,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:04,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:00:04,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:04,417 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-19 03:00:05,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:05,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 191 states and 285 transitions. [2023-11-19 03:00:05,611 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2023-11-19 03:00:05,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:00:05,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:05,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:05,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:00:05,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:05,750 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:00:07,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:07,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 202 states and 312 transitions. [2023-11-19 03:00:07,217 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 312 transitions. [2023-11-19 03:00:07,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:00:07,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:07,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:07,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:00:07,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:07,318 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:00:08,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:08,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 207 states and 322 transitions. [2023-11-19 03:00:08,053 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 322 transitions. [2023-11-19 03:00:08,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:00:08,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:08,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:08,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:00:08,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:08,468 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:00:10,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:10,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 207 states and 321 transitions. [2023-11-19 03:00:10,123 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 321 transitions. [2023-11-19 03:00:10,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:00:10,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:10,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:10,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:00:10,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:10,273 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:00:11,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:11,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 213 states and 335 transitions. [2023-11-19 03:00:11,214 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 335 transitions. [2023-11-19 03:00:11,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:00:11,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:11,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:11,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:00:11,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:11,302 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:00:11,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:11,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 215 states and 340 transitions. [2023-11-19 03:00:11,688 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 340 transitions. [2023-11-19 03:00:11,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:00:11,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:11,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:11,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:00:11,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:11,753 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:00:12,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:12,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 219 states and 348 transitions. [2023-11-19 03:00:12,355 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 348 transitions. [2023-11-19 03:00:12,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:00:12,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:12,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:12,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:00:12,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:12,470 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-19 03:00:14,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:14,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 221 states and 351 transitions. [2023-11-19 03:00:14,133 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 351 transitions. [2023-11-19 03:00:14,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:00:14,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:14,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:14,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:00:14,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:14,812 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 03:00:18,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:18,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 227 states and 364 transitions. [2023-11-19 03:00:18,065 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 364 transitions. [2023-11-19 03:00:18,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:00:18,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:18,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:18,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:00:18,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:18,739 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 03:00:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:20,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 232 states and 377 transitions. [2023-11-19 03:00:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 377 transitions. [2023-11-19 03:00:20,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:00:20,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:20,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:20,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:00:20,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:20,421 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 03:00:22,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:22,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 245 states and 402 transitions. [2023-11-19 03:00:22,967 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 402 transitions. [2023-11-19 03:00:22,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:00:22,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:22,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:23,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:00:23,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:23,584 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 03:00:26,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:26,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 257 states and 421 transitions. [2023-11-19 03:00:26,301 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 421 transitions. [2023-11-19 03:00:26,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:00:26,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:26,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:26,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:00:26,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:26,410 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 03:00:28,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:28,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 270 states and 442 transitions. [2023-11-19 03:00:28,597 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 442 transitions. [2023-11-19 03:00:28,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:00:28,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:28,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:28,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:00:28,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:28,696 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-11-19 03:00:29,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:29,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 278 states and 451 transitions. [2023-11-19 03:00:29,405 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 451 transitions. [2023-11-19 03:00:29,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:00:29,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:29,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:29,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:00:29,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:30,887 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 03:00:32,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:32,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 292 states and 474 transitions. [2023-11-19 03:00:32,881 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 474 transitions. [2023-11-19 03:00:32,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:00:32,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:32,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:32,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:00:32,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:33,077 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-19 03:00:34,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:34,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 303 states and 504 transitions. [2023-11-19 03:00:34,507 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 504 transitions. [2023-11-19 03:00:34,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:00:34,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:34,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:34,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:00:34,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:34,597 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2023-11-19 03:00:35,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:35,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 312 states and 515 transitions. [2023-11-19 03:00:35,979 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 515 transitions. [2023-11-19 03:00:35,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:00:35,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:35,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:36,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:00:36,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:36,193 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-19 03:00:37,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:37,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 316 states and 525 transitions. [2023-11-19 03:00:37,552 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 525 transitions. [2023-11-19 03:00:37,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:00:37,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:37,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:37,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:37,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:00:37,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:37,640 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-19 03:00:37,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:37,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 315 states and 524 transitions. [2023-11-19 03:00:37,671 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 524 transitions. [2023-11-19 03:00:37,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:00:37,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:37,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:37,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:00:37,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:37,765 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2023-11-19 03:00:39,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:39,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 322 states and 535 transitions. [2023-11-19 03:00:39,314 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 535 transitions. [2023-11-19 03:00:39,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:00:39,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:39,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:39,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:00:39,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:39,504 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked.