./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/poly1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/poly1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV --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 3116e607f032f81b099fa1792f5e25b70e1832d9d57f1b8b6500e90d2143faec --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:58,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:58,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:55:58,384 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:58,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:58,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:58,432 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:58,433 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:58,434 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:58,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:58,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:58,437 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:58,437 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:58,438 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:58,439 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:58,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:58,440 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:58,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:58,441 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:58,441 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:58,443 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:58,443 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:58,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:58,446 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:58,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:58,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:58,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:58,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:58,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:58,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:58,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:58,450 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:58,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:58,451 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:58,451 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_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3116e607f032f81b099fa1792f5e25b70e1832d9d57f1b8b6500e90d2143faec [2023-11-11 23:55:58,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:58,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:58,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:58,796 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:58,797 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:58,798 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-tiling/poly1.c [2023-11-11 23:56:01,979 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:02,285 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:02,286 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/sv-benchmarks/c/array-tiling/poly1.c [2023-11-11 23:56:02,296 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/data/7568fcd94/cdaacd17e49144c4b034785f01c5c351/FLAG9bdc24dfb [2023-11-11 23:56:02,314 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/data/7568fcd94/cdaacd17e49144c4b034785f01c5c351 [2023-11-11 23:56:02,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:02,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:02,325 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:02,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:02,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:02,332 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,333 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f888015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02, skipping insertion in model container [2023-11-11 23:56:02,334 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,359 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:02,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:02,579 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:02,617 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:02,635 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:02,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02 WrapperNode [2023-11-11 23:56:02,636 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:02,638 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:02,638 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:02,638 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:02,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,668 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,696 INFO L138 Inliner]: procedures = 16, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2023-11-11 23:56:02,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:02,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:02,697 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:02,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:02,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,711 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:02,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:02,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:02,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:02,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:02" (1/1) ... [2023-11-11 23:56:02,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:02,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:02,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:02,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280f1367-e740-497e-9cac-e722d04bb9d3/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:02,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:56:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:56:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:56:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:02,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:02,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:56:02,888 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:02,890 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:03,130 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:03,172 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:03,186 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:56:03,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:03 BoogieIcfgContainer [2023-11-11 23:56:03,189 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:03,190 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:03,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:03,201 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:03,203 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:03" (1/1) ... [2023-11-11 23:56:03,215 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:56:03,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:03,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2023-11-11 23:56:03,265 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2023-11-11 23:56:03,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:56:03,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:03,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:03,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:03,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:03,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-11-11 23:56:03,502 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-11 23:56:03,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:56:03,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:03,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:03,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:03,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:03,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:03,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:03,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2023-11-11 23:56:03,681 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2023-11-11 23:56:03,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:56:03,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:03,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:03,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:03,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:03,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2023-11-11 23:56:03,876 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2023-11-11 23:56:03,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:56:03,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:03,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:03,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:03,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:04,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:04,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:04,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-11 23:56:04,038 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-11 23:56:04,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:56:04,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:04,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:04,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:04,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:04,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:04,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:04,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2023-11-11 23:56:04,206 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2023-11-11 23:56:04,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:56:04,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:04,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:04,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:56:04,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:04,332 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:04,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:04,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2023-11-11 23:56:04,445 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-11 23:56:04,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:56:04,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:04,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:04,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:56:04,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:04,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:04,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2023-11-11 23:56:04,992 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-11 23:56:04,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:56:04,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:04,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:05,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:05,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:56:05,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:05,129 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:05,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2023-11-11 23:56:05,261 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2023-11-11 23:56:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:56:05,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:05,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:05,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:56:05,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:05,455 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:05,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:05,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 41 states and 48 transitions. [2023-11-11 23:56:05,594 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2023-11-11 23:56:05,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:56:05,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:05,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:05,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:05,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:05,683 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:56:05,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:05,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2023-11-11 23:56:05,739 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-11 23:56:05,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:56:05,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:05,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:05,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:56:05,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:05,880 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:06,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:06,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2023-11-11 23:56:06,008 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2023-11-11 23:56:06,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:56:06,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:06,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:06,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:06,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:06,109 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:56:06,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:06,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2023-11-11 23:56:06,156 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2023-11-11 23:56:06,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:56:06,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:06,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:06,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:56:06,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:06,251 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:56:06,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:06,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2023-11-11 23:56:06,373 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2023-11-11 23:56:06,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:56:06,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:06,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:06,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-11 23:56:06,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:06,617 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:06,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:06,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 52 states and 63 transitions. [2023-11-11 23:56:06,776 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2023-11-11 23:56:06,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:56:06,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:06,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:06,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:56:06,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:06,908 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:56:06,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:06,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 56 states and 68 transitions. [2023-11-11 23:56:06,988 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2023-11-11 23:56:06,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:56:06,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:06,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:07,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:56:07,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:07,171 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:07,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:07,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 58 states and 70 transitions. [2023-11-11 23:56:07,353 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 70 transitions. [2023-11-11 23:56:07,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:56:07,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:07,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:07,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:56:07,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:07,465 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:56:07,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:07,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 72 transitions. [2023-11-11 23:56:07,586 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 72 transitions. [2023-11-11 23:56:07,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:56:07,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:07,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:07,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-11 23:56:07,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:07,914 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:08,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:08,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 63 states and 76 transitions. [2023-11-11 23:56:08,120 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 76 transitions. [2023-11-11 23:56:08,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:56:08,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:08,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:08,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:08,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-11 23:56:08,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:09,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:09,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 74 states and 92 transitions. [2023-11-11 23:56:09,519 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 92 transitions. [2023-11-11 23:56:09,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:56:09,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:09,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:09,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:56:09,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:09,714 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:09,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:09,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 76 states and 94 transitions. [2023-11-11 23:56:09,936 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 94 transitions. [2023-11-11 23:56:09,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:56:09,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:09,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:10,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-11 23:56:10,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:10,384 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:10,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:10,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 79 states and 99 transitions. [2023-11-11 23:56:10,677 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 99 transitions. [2023-11-11 23:56:10,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:56:10,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:10,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:10,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:56:10,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:10,902 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:56:11,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:11,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 82 states and 102 transitions. [2023-11-11 23:56:11,156 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 102 transitions. [2023-11-11 23:56:11,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:56:11,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:11,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:11,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:56:11,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:11,376 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:11,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 84 states and 104 transitions. [2023-11-11 23:56:11,640 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2023-11-11 23:56:11,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:56:11,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:11,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:11,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:11,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-11 23:56:11,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:11,768 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:56:11,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:11,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 86 states and 107 transitions. [2023-11-11 23:56:11,950 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 107 transitions. [2023-11-11 23:56:11,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:56:11,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:11,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:12,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-11 23:56:12,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:12,671 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:12,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:12,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 89 states and 112 transitions. [2023-11-11 23:56:12,938 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 112 transitions. [2023-11-11 23:56:12,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:56:12,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:12,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:12,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-11 23:56:12,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:13,606 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:15,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:15,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 105 states and 134 transitions. [2023-11-11 23:56:15,958 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 134 transitions. [2023-11-11 23:56:15,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:56:15,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:15,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:16,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-11 23:56:16,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:16,235 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:16,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:16,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 107 states and 136 transitions. [2023-11-11 23:56:16,535 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 136 transitions. [2023-11-11 23:56:16,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:56:16,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:16,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:17,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-11 23:56:17,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:18,022 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:19,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:19,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 116 states and 149 transitions. [2023-11-11 23:56:19,387 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 149 transitions. [2023-11-11 23:56:19,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:56:19,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:19,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:19,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-11 23:56:19,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:20,271 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-11 23:56:23,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:23,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 140 states and 177 transitions. [2023-11-11 23:56:23,816 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 177 transitions. [2023-11-11 23:56:23,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:56:23,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:23,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:23,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-11 23:56:23,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:24,130 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:24,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:24,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 142 states and 179 transitions. [2023-11-11 23:56:24,499 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 179 transitions. [2023-11-11 23:56:24,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:56:24,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:24,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:24,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:56:24,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:24,698 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-11 23:56:25,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:25,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 147 states and 186 transitions. [2023-11-11 23:56:25,612 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2023-11-11 23:56:25,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:56:25,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:25,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:26,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-11 23:56:26,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:28,105 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 1 proven. 163 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:29,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 150 states and 194 transitions. [2023-11-11 23:56:29,860 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 194 transitions. [2023-11-11 23:56:29,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:56:29,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:29,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:29,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-11 23:56:29,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:30,265 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:31,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:31,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 155 states and 202 transitions. [2023-11-11 23:56:31,145 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 202 transitions. [2023-11-11 23:56:31,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:56:31,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:31,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:31,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:31,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-11 23:56:31,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:32,405 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 50 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:37,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:37,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 176 states and 231 transitions. [2023-11-11 23:56:37,369 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 231 transitions. [2023-11-11 23:56:37,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:56:37,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:37,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:37,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-11 23:56:37,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:37,804 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:38,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:38,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 181 states and 240 transitions. [2023-11-11 23:56:38,857 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 240 transitions. [2023-11-11 23:56:38,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:56:38,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:38,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:38,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-11 23:56:38,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:39,120 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-11-11 23:56:40,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 186 states and 248 transitions. [2023-11-11 23:56:40,172 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 248 transitions. [2023-11-11 23:56:40,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:56:40,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:40,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:40,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-11 23:56:40,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:40,612 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:41,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:41,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 191 states and 257 transitions. [2023-11-11 23:56:41,685 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 257 transitions. [2023-11-11 23:56:41,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:56:41,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:41,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:41,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-11 23:56:41,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:43,534 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 75 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:50,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:50,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 217 states and 292 transitions. [2023-11-11 23:56:50,810 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 292 transitions. [2023-11-11 23:56:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:56:50,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:50,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:50,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-11 23:56:50,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:51,295 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:52,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:52,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 222 states and 302 transitions. [2023-11-11 23:56:52,524 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 302 transitions. [2023-11-11 23:56:52,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:56:52,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:52,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:52,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:52,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:56:52,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:52,896 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-11 23:56:54,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:54,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 227 states and 311 transitions. [2023-11-11 23:56:54,269 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 311 transitions. [2023-11-11 23:56:54,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:56:54,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:54,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:54,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-11 23:56:54,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:54,794 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:56,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:56,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 232 states and 321 transitions. [2023-11-11 23:56:56,094 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 321 transitions. [2023-11-11 23:56:56,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:56:56,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:56,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:56,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-11 23:56:56,163 INFO L285 TraceCheckSpWp]: Computing forward predicates...