./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC --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 99e5cccea54789cc7c8b01ece41ae38ca7afc8c38f73e2884988b8ff4c6bfc25 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:22:42,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:22:42,457 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:22:42,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:22:42,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:22:42,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:22:42,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:22:42,514 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:22:42,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:22:42,520 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:22:42,521 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:22:42,522 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:22:42,522 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:22:42,524 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:22:42,524 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:22:42,525 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:22:42,525 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:22:42,526 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:22:42,526 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:22:42,527 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:22:42,527 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:22:42,528 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:22:42,528 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:22:42,529 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:22:42,530 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:22:42,530 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:22:42,531 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:22:42,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:22:42,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:42,532 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:22:42,534 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:22:42,534 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:22:42,534 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:22:42,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:22:42,535 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:22:42,535 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_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99e5cccea54789cc7c8b01ece41ae38ca7afc8c38f73e2884988b8ff4c6bfc25 [2023-11-23 20:22:42,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:22:42,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:22:42,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:22:42,872 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:22:42,872 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:22:42,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound20.c [2023-11-23 20:22:46,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:46,346 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:46,347 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound20.c [2023-11-23 20:22:46,355 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/data/0c96b2a92/7ada0f148077446284ab81e3b3ce4bc4/FLAG6701e506f [2023-11-23 20:22:46,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/data/0c96b2a92/7ada0f148077446284ab81e3b3ce4bc4 [2023-11-23 20:22:46,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:46,376 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:46,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:46,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:46,384 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:46,385 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57898077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46, skipping insertion in model container [2023-11-23 20:22:46,387 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,410 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:46,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:46,628 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:46,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:46,671 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:46,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46 WrapperNode [2023-11-23 20:22:46,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:46,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:46,673 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:46,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:46,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,730 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-23 20:22:46,735 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:46,736 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:46,737 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:46,737 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:46,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,759 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,771 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,773 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:46,774 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:46,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:46,775 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:46,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:46" (1/1) ... [2023-11-23 20:22:46,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:46,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:46,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:46,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a54024d-52b3-4d52-a859-25c0eb72a98a/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:22:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:22:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:22:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:22:46,946 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:46,948 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:47,379 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:47,444 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:47,444 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:22:47,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:47 BoogieIcfgContainer [2023-11-23 20:22:47,446 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:47,447 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:47,447 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:47,455 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:47,456 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:22:47,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-11-23 20:22:47,526 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-11-23 20:22:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:22:47,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:47,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:47,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:47,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:47,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 137 states and 141 transitions. [2023-11-23 20:22:47,816 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2023-11-23 20:22:47,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:22:47,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:47,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:47,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:47,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:47,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 138 states and 142 transitions. [2023-11-23 20:22:47,880 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2023-11-23 20:22:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:47,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:47,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:47,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:47,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:48,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 143 states and 150 transitions. [2023-11-23 20:22:48,070 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2023-11-23 20:22:48,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:48,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:48,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:48,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:48,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-11-23 20:22:48,360 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-11-23 20:22:48,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:48,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:48,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 145 states and 153 transitions. [2023-11-23 20:22:48,414 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 153 transitions. [2023-11-23 20:22:48,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:48,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:48,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-11-23 20:22:48,440 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-11-23 20:22:48,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:22:48,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:48,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:48,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:48,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 152 states and 164 transitions. [2023-11-23 20:22:48,938 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 164 transitions. [2023-11-23 20:22:48,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:22:48,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:48,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 153 states and 165 transitions. [2023-11-23 20:22:49,037 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2023-11-23 20:22:49,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:22:49,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 154 states and 166 transitions. [2023-11-23 20:22:49,101 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 166 transitions. [2023-11-23 20:22:49,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:22:49,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 153 states and 165 transitions. [2023-11-23 20:22:49,151 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2023-11-23 20:22:49,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:22:49,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 155 states and 167 transitions. [2023-11-23 20:22:49,237 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 167 transitions. [2023-11-23 20:22:49,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:22:49,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 162 states and 176 transitions. [2023-11-23 20:22:49,596 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 176 transitions. [2023-11-23 20:22:49,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:22:49,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 170 states and 185 transitions. [2023-11-23 20:22:50,066 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 185 transitions. [2023-11-23 20:22:50,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:50,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 171 states and 187 transitions. [2023-11-23 20:22:50,228 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 187 transitions. [2023-11-23 20:22:50,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:50,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 173 states and 190 transitions. [2023-11-23 20:22:50,430 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 190 transitions. [2023-11-23 20:22:50,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:50,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 172 states and 189 transitions. [2023-11-23 20:22:50,486 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 189 transitions. [2023-11-23 20:22:50,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:22:50,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 175 states and 192 transitions. [2023-11-23 20:22:50,574 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 192 transitions. [2023-11-23 20:22:50,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:22:50,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 176 states and 193 transitions. [2023-11-23 20:22:50,643 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 193 transitions. [2023-11-23 20:22:50,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:22:50,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 177 states and 194 transitions. [2023-11-23 20:22:50,716 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 194 transitions. [2023-11-23 20:22:50,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:22:50,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 185 states and 202 transitions. [2023-11-23 20:22:51,000 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 202 transitions. [2023-11-23 20:22:51,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:22:51,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 193 states and 211 transitions. [2023-11-23 20:22:51,273 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 211 transitions. [2023-11-23 20:22:51,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:22:51,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 192 states and 210 transitions. [2023-11-23 20:22:51,304 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 210 transitions. [2023-11-23 20:22:51,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:22:51,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 194 states and 212 transitions. [2023-11-23 20:22:51,480 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 212 transitions. [2023-11-23 20:22:51,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:22:51,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 198 states and 217 transitions. [2023-11-23 20:22:51,750 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 217 transitions. [2023-11-23 20:22:51,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:22:51,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 202 states and 222 transitions. [2023-11-23 20:22:51,954 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 222 transitions. [2023-11-23 20:22:51,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:22:51,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:52,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:52,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:52,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 205 states and 230 transitions. [2023-11-23 20:22:52,057 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 230 transitions. [2023-11-23 20:22:52,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:22:52,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:52,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:52,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:52,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:52,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:53,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:53,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 234 states and 267 transitions. [2023-11-23 20:22:53,077 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 267 transitions. [2023-11-23 20:22:53,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:22:53,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:53,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:53,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:53,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:53,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:53,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 235 states and 268 transitions. [2023-11-23 20:22:53,172 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 268 transitions. [2023-11-23 20:22:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:22:53,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:53,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:53,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:53,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 265 states and 306 transitions. [2023-11-23 20:22:54,443 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 306 transitions. [2023-11-23 20:22:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:22:54,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:54,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:54,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:54,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:54,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:54,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:54,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 264 states and 305 transitions. [2023-11-23 20:22:54,495 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 305 transitions. [2023-11-23 20:22:54,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:22:54,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:54,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:54,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:54,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:54,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:54,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:54,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 267 states and 311 transitions. [2023-11-23 20:22:54,991 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 311 transitions. [2023-11-23 20:22:54,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:54,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:54,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:55,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:55,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:55,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:55,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 269 states and 313 transitions. [2023-11-23 20:22:55,405 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 313 transitions. [2023-11-23 20:22:55,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:55,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:55,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:55,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:55,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:56,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:56,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 273 states and 320 transitions. [2023-11-23 20:22:56,110 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 320 transitions. [2023-11-23 20:22:56,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:22:56,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:56,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:56,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:56,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:56,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:56,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:56,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:56,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 276 states and 323 transitions. [2023-11-23 20:22:56,320 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 323 transitions. [2023-11-23 20:22:56,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:22:56,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:56,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:56,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:22:56,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:56,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:56,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:56,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 275 states and 322 transitions. [2023-11-23 20:22:56,365 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 322 transitions. [2023-11-23 20:22:56,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:22:56,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:56,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:56,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:56,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:56,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:56,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:56,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 276 states and 323 transitions. [2023-11-23 20:22:56,466 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 323 transitions. [2023-11-23 20:22:56,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:22:56,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:56,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:56,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:56,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:56,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:57,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 282 states and 331 transitions. [2023-11-23 20:22:57,164 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 331 transitions. [2023-11-23 20:22:57,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:22:57,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:22:57,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:57,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 285 states and 334 transitions. [2023-11-23 20:22:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 334 transitions. [2023-11-23 20:22:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:22:57,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:57,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:57,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:57,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 286 states and 336 transitions. [2023-11-23 20:22:57,894 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 336 transitions. [2023-11-23 20:22:57,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:22:57,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:57,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:58,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:58,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:58,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 294 states and 348 transitions. [2023-11-23 20:22:58,527 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 348 transitions. [2023-11-23 20:22:58,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:22:58,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:58,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:58,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:58,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:58,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:59,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 302 states and 360 transitions. [2023-11-23 20:22:59,733 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 360 transitions. [2023-11-23 20:22:59,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:22:59,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:59,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:00,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 311 states and 373 transitions. [2023-11-23 20:23:00,603 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 373 transitions. [2023-11-23 20:23:00,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:23:00,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:00,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:00,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:23:00,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:00,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:02,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 320 states and 389 transitions. [2023-11-23 20:23:02,462 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 389 transitions. [2023-11-23 20:23:02,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:23:02,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:02,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:23:02,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:02,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 319 states and 388 transitions. [2023-11-23 20:23:02,513 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 388 transitions. [2023-11-23 20:23:02,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:23:02,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:02,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:02,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:02,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:03,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:03,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 324 states and 394 transitions. [2023-11-23 20:23:03,514 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 394 transitions. [2023-11-23 20:23:03,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:23:03,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:03,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:03,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:23:03,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:03,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:06,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:06,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 363 states and 459 transitions. [2023-11-23 20:23:06,837 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 459 transitions. [2023-11-23 20:23:06,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:23:06,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:06,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:06,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:06,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:07,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:10,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.81s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-23 20:23:11,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 369 states and 468 transitions. [2023-11-23 20:23:11,199 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 468 transitions. [2023-11-23 20:23:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:23:11,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:23:11,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:11,451 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:14,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:14,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 408 states and 535 transitions. [2023-11-23 20:23:14,928 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 535 transitions. [2023-11-23 20:23:14,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:23:14,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:14,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:14,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:14,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:15,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:16,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:16,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 415 states and 547 transitions. [2023-11-23 20:23:16,285 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 547 transitions. [2023-11-23 20:23:16,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:23:16,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:16,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:16,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:23:16,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:16,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:16,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:16,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 414 states and 546 transitions. [2023-11-23 20:23:16,342 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 546 transitions. [2023-11-23 20:23:16,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:23:16,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:16,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:16,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:23:16,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:16,806 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:18,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:18,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 422 states and 561 transitions. [2023-11-23 20:23:18,330 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 561 transitions. [2023-11-23 20:23:18,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:23:18,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:18,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:18,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:23:18,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:18,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:18,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:18,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 423 states and 567 transitions. [2023-11-23 20:23:18,744 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 567 transitions. [2023-11-23 20:23:18,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:23:18,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:18,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:23:18,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:18,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:19,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:19,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 424 states and 568 transitions. [2023-11-23 20:23:19,252 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 568 transitions. [2023-11-23 20:23:19,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:23:19,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:19,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:19,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:23:19,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:19,914 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:21,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:21,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 429 states and 577 transitions. [2023-11-23 20:23:21,377 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 577 transitions. [2023-11-23 20:23:21,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:23:21,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:21,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:21,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:21,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:21,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:23,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:23,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 438 states and 591 transitions. [2023-11-23 20:23:23,502 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 591 transitions. [2023-11-23 20:23:23,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:23:23,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:23,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:23,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:23:23,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:24,159 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:26,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:26,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 444 states and 601 transitions. [2023-11-23 20:23:26,614 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 601 transitions. [2023-11-23 20:23:26,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:23:26,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:26,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:26,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:26,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:26,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:28,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:28,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 454 states and 616 transitions. [2023-11-23 20:23:28,170 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 616 transitions. [2023-11-23 20:23:28,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:23:28,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:28,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:28,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:28,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:28,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:23:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:29,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 453 states and 615 transitions. [2023-11-23 20:23:29,426 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 615 transitions. [2023-11-23 20:23:29,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:23:29,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:29,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:29,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:29,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:29,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:32,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:32,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 461 states and 629 transitions. [2023-11-23 20:23:32,512 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 629 transitions. [2023-11-23 20:23:32,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:23:32,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:32,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:32,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:32,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:32,593 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:33,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:33,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 464 states and 632 transitions. [2023-11-23 20:23:33,851 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 632 transitions. [2023-11-23 20:23:33,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:23:33,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:33,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:33,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:33,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:33,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.