./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi --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 322f54fed62e27ecdc37b8dbd1ba5a40efbeb3c981a1a7430a57877b391f432f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:57,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:57,254 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:12:57,260 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:57,261 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:57,312 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:57,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:57,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:57,315 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:57,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:57,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:57,318 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:57,318 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:57,319 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:57,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:57,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:57,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:57,322 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:57,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:57,323 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:12:57,324 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:57,325 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:57,325 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:57,326 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:57,326 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:57,327 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:57,328 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:57,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:57,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:57,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:57,340 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:57,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:57,341 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:57,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:57,342 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:57,343 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_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 322f54fed62e27ecdc37b8dbd1ba5a40efbeb3c981a1a7430a57877b391f432f [2023-11-24 22:12:57,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:57,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:57,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:57,718 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:57,718 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:57,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c [2023-11-24 22:13:00,948 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:13:01,230 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:13:01,231 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c [2023-11-24 22:13:01,240 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/data/1eae4537d/cc2d06966184401dad0dfdb761c08547/FLAG2b96afc4b [2023-11-24 22:13:01,258 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/data/1eae4537d/cc2d06966184401dad0dfdb761c08547 [2023-11-24 22:13:01,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:13:01,264 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:13:01,265 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:13:01,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:13:01,272 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:13:01,273 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,275 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a54c476 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01, skipping insertion in model container [2023-11-24 22:13:01,275 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,302 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:13:01,506 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:13:01,517 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:13:01,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:13:01,558 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:13:01,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01 WrapperNode [2023-11-24 22:13:01,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:13:01,560 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:13:01,560 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:13:01,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:13:01,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,578 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,602 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2023-11-24 22:13:01,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:13:01,604 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:13:01,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:13:01,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:13:01,616 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,619 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,619 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,629 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,630 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:13:01,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:13:01,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:13:01,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:13:01,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:13:01,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:13:01,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:13:01,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_455db5a6-7bd8-4b55-a04c-81c1237cdb3d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:13:01,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:13:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:13:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:13:01,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:13:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:13:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:13:01,838 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:13:01,841 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:13:02,138 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:13:02,211 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:13:02,212 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:13:02,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:02 BoogieIcfgContainer [2023-11-24 22:13:02,214 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:13:02,215 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:13:02,216 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:13:02,229 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:13:02,230 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,242 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:13:02,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-11-24 22:13:02,315 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-24 22:13:02,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:13:02,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:02,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:02,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:02,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:02,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-11-24 22:13:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-24 22:13:02,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:13:02,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:02,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:02,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:02,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:02,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:02,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:02,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-24 22:13:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-24 22:13:02,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:13:02,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:02,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:02,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:13:02,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:02,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:02,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:02,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2023-11-24 22:13:02,735 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2023-11-24 22:13:02,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:13:02,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:02,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:02,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:13:02,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:02,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:02,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:02,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2023-11-24 22:13:02,880 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-11-24 22:13:02,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:13:02,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:02,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:02,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:13:02,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:03,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:03,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 32 transitions. [2023-11-24 22:13:03,244 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-11-24 22:13:03,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:13:03,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:03,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:03,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:13:03,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:03,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:03,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:03,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 38 transitions. [2023-11-24 22:13:03,455 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-24 22:13:03,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:13:03,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:03,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:03,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:13:03,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:03,597 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:03,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:03,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 42 transitions. [2023-11-24 22:13:03,727 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-11-24 22:13:03,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:13:03,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:03,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:03,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:13:03,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:03,857 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:13:04,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 48 transitions. [2023-11-24 22:13:04,039 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-11-24 22:13:04,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:13:04,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:13:04,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:04,206 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:13:04,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 51 transitions. [2023-11-24 22:13:04,327 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-11-24 22:13:04,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:13:04,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:13:04,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:13:04,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 57 transitions. [2023-11-24 22:13:04,662 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-11-24 22:13:04,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:13:04,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:13:04,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:04,811 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:13:04,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 60 transitions. [2023-11-24 22:13:04,944 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2023-11-24 22:13:04,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:13:04,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:13:04,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:05,075 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:13:05,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 66 transitions. [2023-11-24 22:13:05,317 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2023-11-24 22:13:05,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:13:05,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:13:05,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:05,491 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:13:05,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 69 transitions. [2023-11-24 22:13:05,648 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-11-24 22:13:05,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:13:05,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:13:05,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:05,827 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:13:06,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:06,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 75 transitions. [2023-11-24 22:13:06,109 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2023-11-24 22:13:06,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:13:06,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:06,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:06,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 22:13:06,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:13:06,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:06,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 78 transitions. [2023-11-24 22:13:06,457 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2023-11-24 22:13:06,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:13:06,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:06,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:06,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:13:06,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:06,619 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 22:13:06,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:06,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 67 states and 84 transitions. [2023-11-24 22:13:06,893 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-11-24 22:13:06,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:13:06,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:06,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:06,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 22:13:06,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:07,061 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 22:13:07,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:07,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 70 states and 87 transitions. [2023-11-24 22:13:07,253 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2023-11-24 22:13:07,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:13:07,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:07,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:07,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:13:07,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:07,415 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 22:13:07,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:07,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 74 states and 93 transitions. [2023-11-24 22:13:07,719 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2023-11-24 22:13:07,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 22:13:07,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:07,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:07,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:07,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:13:07,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:07,938 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 22:13:08,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:08,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 77 states and 96 transitions. [2023-11-24 22:13:08,153 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 96 transitions. [2023-11-24 22:13:08,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:13:08,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:08,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:08,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:13:08,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:08,351 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-24 22:13:08,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:08,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 81 states and 102 transitions. [2023-11-24 22:13:08,687 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2023-11-24 22:13:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 22:13:08,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:08,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:08,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:13:08,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:08,897 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-24 22:13:09,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:09,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 84 states and 105 transitions. [2023-11-24 22:13:09,121 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2023-11-24 22:13:09,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-24 22:13:09,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:09,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:09,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:09,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 22:13:09,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:09,352 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-24 22:13:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 88 states and 111 transitions. [2023-11-24 22:13:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2023-11-24 22:13:09,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-24 22:13:09,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:09,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:09,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 22:13:09,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:09,969 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-24 22:13:10,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:10,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 91 states and 114 transitions. [2023-11-24 22:13:10,229 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 114 transitions. [2023-11-24 22:13:10,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-24 22:13:10,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:10,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:10,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:10,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:13:10,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:10,473 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-24 22:13:10,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:10,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 120 transitions. [2023-11-24 22:13:10,881 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 120 transitions. [2023-11-24 22:13:10,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-24 22:13:10,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:10,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:10,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-24 22:13:10,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-24 22:13:11,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:11,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 123 transitions. [2023-11-24 22:13:11,420 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 123 transitions. [2023-11-24 22:13:11,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-24 22:13:11,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:11,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:11,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:13:11,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:11,665 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-24 22:13:12,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:12,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 129 transitions. [2023-11-24 22:13:12,123 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 129 transitions. [2023-11-24 22:13:12,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-24 22:13:12,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:12,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:12,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-24 22:13:12,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:12,408 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-24 22:13:12,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:12,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 132 transitions. [2023-11-24 22:13:12,698 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 132 transitions. [2023-11-24 22:13:12,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-24 22:13:12,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:12,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:12,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 22:13:12,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:12,955 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-24 22:13:13,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:13,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 109 states and 138 transitions. [2023-11-24 22:13:13,408 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2023-11-24 22:13:13,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-24 22:13:13,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:13,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:13,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-24 22:13:13,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:13,681 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 498 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-24 22:13:13,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:13,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 112 states and 141 transitions. [2023-11-24 22:13:13,975 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 141 transitions. [2023-11-24 22:13:13,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-24 22:13:13,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:13,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:14,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 22:13:14,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:14,241 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-24 22:13:14,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:14,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 116 states and 147 transitions. [2023-11-24 22:13:14,705 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 147 transitions. [2023-11-24 22:13:14,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-24 22:13:14,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:14,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:14,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:14,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-24 22:13:14,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:14,996 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-24 22:13:15,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:15,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 119 states and 150 transitions. [2023-11-24 22:13:15,304 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 150 transitions. [2023-11-24 22:13:15,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-24 22:13:15,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:15,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:15,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 22:13:15,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:15,604 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-24 22:13:16,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:16,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 123 states and 156 transitions. [2023-11-24 22:13:16,111 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2023-11-24 22:13:16,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-24 22:13:16,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:16,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:16,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-24 22:13:16,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:16,465 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 679 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-24 22:13:16,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:16,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 126 states and 159 transitions. [2023-11-24 22:13:16,836 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2023-11-24 22:13:16,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-24 22:13:16,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:16,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:16,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 22:13:16,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:17,179 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-24 22:13:17,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:17,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 130 states and 165 transitions. [2023-11-24 22:13:17,702 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2023-11-24 22:13:17,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-24 22:13:17,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:17,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:17,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-24 22:13:17,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:18,065 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-24 22:13:18,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:18,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 168 transitions. [2023-11-24 22:13:18,440 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2023-11-24 22:13:18,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-24 22:13:18,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:18,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:18,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:13:18,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:18,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-24 22:13:19,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:19,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 137 states and 174 transitions. [2023-11-24 22:13:19,330 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 174 transitions. [2023-11-24 22:13:19,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-24 22:13:19,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:19,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:19,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:19,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-24 22:13:19,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 888 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-24 22:13:20,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:20,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 140 states and 177 transitions. [2023-11-24 22:13:20,139 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 177 transitions. [2023-11-24 22:13:20,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-24 22:13:20,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:20,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:20,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-24 22:13:20,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:20,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-11-24 22:13:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:21,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 144 states and 183 transitions. [2023-11-24 22:13:21,047 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 183 transitions. [2023-11-24 22:13:21,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-24 22:13:21,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:21,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:21,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-24 22:13:21,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:21,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1003 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-11-24 22:13:21,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:21,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 147 states and 186 transitions. [2023-11-24 22:13:21,865 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2023-11-24 22:13:21,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-24 22:13:21,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:21,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:21,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:21,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:13:21,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:22,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1377 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-24 22:13:22,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:22,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 151 states and 192 transitions. [2023-11-24 22:13:22,884 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 192 transitions. [2023-11-24 22:13:22,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-24 22:13:22,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:22,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:22,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:22,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-24 22:13:22,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:23,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1125 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-24 22:13:23,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:23,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 154 states and 195 transitions. [2023-11-24 22:13:23,731 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 195 transitions. [2023-11-24 22:13:23,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-24 22:13:23,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:23,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:23,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-24 22:13:23,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:24,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1539 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-11-24 22:13:24,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:24,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 158 states and 201 transitions. [2023-11-24 22:13:24,827 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 201 transitions. [2023-11-24 22:13:24,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-24 22:13:24,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:24,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:24,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-24 22:13:24,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:25,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1254 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-11-24 22:13:25,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:25,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 204 transitions. [2023-11-24 22:13:25,719 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 204 transitions. [2023-11-24 22:13:25,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 22:13:25,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:25,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:25,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 22:13:25,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:26,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-24 22:13:26,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:26,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 165 states and 210 transitions. [2023-11-24 22:13:26,875 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2023-11-24 22:13:26,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-24 22:13:26,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:26,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:27,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-24 22:13:27,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:27,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1390 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-24 22:13:27,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:27,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 213 transitions. [2023-11-24 22:13:27,832 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2023-11-24 22:13:27,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-24 22:13:27,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:27,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:27,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-24 22:13:27,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:28,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1470 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-24 22:13:28,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:28,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 172 states and 219 transitions. [2023-11-24 22:13:28,940 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 219 transitions. [2023-11-24 22:13:28,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-24 22:13:28,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:28,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:29,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-24 22:13:29,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:29,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1533 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-24 22:13:30,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:30,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 175 states and 222 transitions. [2023-11-24 22:13:30,054 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 222 transitions. [2023-11-24 22:13:30,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-24 22:13:30,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:30,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:30,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-24 22:13:30,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:30,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2079 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-24 22:13:31,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:31,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 179 states and 228 transitions. [2023-11-24 22:13:31,128 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 228 transitions. [2023-11-24 22:13:31,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-24 22:13:31,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:31,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:31,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-24 22:13:31,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:31,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 1683 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-24 22:13:32,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:32,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 182 states and 231 transitions. [2023-11-24 22:13:32,161 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 231 transitions. [2023-11-24 22:13:32,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-24 22:13:32,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:32,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:32,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 22:13:32,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:32,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2277 backedges. 0 proven. 1771 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-11-24 22:13:33,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:33,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 186 states and 237 transitions. [2023-11-24 22:13:33,352 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 237 transitions. [2023-11-24 22:13:33,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-24 22:13:33,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:33,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:33,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-24 22:13:33,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:33,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 1840 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-11-24 22:13:34,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:34,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 189 states and 240 transitions. [2023-11-24 22:13:34,412 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 240 transitions. [2023-11-24 22:13:34,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-24 22:13:34,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:34,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:34,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-24 22:13:34,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:34,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2484 backedges. 0 proven. 1932 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-24 22:13:35,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:35,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 193 states and 246 transitions. [2023-11-24 22:13:35,687 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 246 transitions. [2023-11-24 22:13:35,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-24 22:13:35,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:35,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:35,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-24 22:13:35,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:36,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2004 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-24 22:13:36,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:36,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 196 states and 249 transitions. [2023-11-24 22:13:36,752 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 249 transitions. [2023-11-24 22:13:36,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-24 22:13:36,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:36,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:36,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-24 22:13:36,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2700 backedges. 0 proven. 2100 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-11-24 22:13:38,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:38,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 200 states and 255 transitions. [2023-11-24 22:13:38,052 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 255 transitions. [2023-11-24 22:13:38,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-11-24 22:13:38,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:38,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:38,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-24 22:13:38,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:38,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2175 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-11-24 22:13:39,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:39,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 203 states and 258 transitions. [2023-11-24 22:13:39,174 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 258 transitions. [2023-11-24 22:13:39,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-24 22:13:39,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:39,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:39,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-24 22:13:39,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:39,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 0 proven. 2275 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-24 22:13:40,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:40,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 207 states and 264 transitions. [2023-11-24 22:13:40,454 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 264 transitions. [2023-11-24 22:13:40,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-11-24 22:13:40,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:40,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:40,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-24 22:13:40,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:40,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 2353 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-24 22:13:41,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:41,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 210 states and 267 transitions. [2023-11-24 22:13:41,635 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 267 transitions. [2023-11-24 22:13:41,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-11-24 22:13:41,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:41,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:41,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-24 22:13:41,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:42,148 INFO L134 CoverageAnalysis]: Checked inductivity of 3159 backedges. 0 proven. 2457 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-11-24 22:13:43,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:43,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 214 states and 273 transitions. [2023-11-24 22:13:43,073 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 273 transitions. [2023-11-24 22:13:43,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-11-24 22:13:43,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:43,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:43,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-24 22:13:43,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:43,542 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 2538 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-11-24 22:13:44,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:44,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 217 states and 276 transitions. [2023-11-24 22:13:44,254 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 276 transitions. [2023-11-24 22:13:44,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-11-24 22:13:44,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:44,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:44,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-24 22:13:44,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:44,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3402 backedges. 0 proven. 2646 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-24 22:13:45,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:45,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 221 states and 282 transitions. [2023-11-24 22:13:45,645 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 282 transitions. [2023-11-24 22:13:45,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-11-24 22:13:45,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:45,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:45,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-24 22:13:45,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:46,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 2730 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-24 22:13:46,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:46,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 224 states and 285 transitions. [2023-11-24 22:13:46,917 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 285 transitions. [2023-11-24 22:13:46,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-24 22:13:46,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:46,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:47,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-24 22:13:47,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:47,431 INFO L134 CoverageAnalysis]: Checked inductivity of 3654 backedges. 0 proven. 2842 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-11-24 22:13:48,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:48,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 228 states and 291 transitions. [2023-11-24 22:13:48,401 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 291 transitions. [2023-11-24 22:13:48,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-24 22:13:48,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:48,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:48,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-24 22:13:48,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:48,925 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 2929 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-11-24 22:13:49,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:49,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 231 states and 294 transitions. [2023-11-24 22:13:49,676 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 294 transitions. [2023-11-24 22:13:49,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-24 22:13:49,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:49,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:49,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-24 22:13:49,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:50,322 INFO L134 CoverageAnalysis]: Checked inductivity of 3915 backedges. 0 proven. 3045 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked.