./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9fbcd5bc820bcc72ba138482dd1579d30a89debbfe581511878d5fb87d021a2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:20,013 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:20,079 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:53:20,084 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:53:20,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:53:20,109 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:20,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:20,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:20,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:20,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:20,113 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:20,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:20,114 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:53:20,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:53:20,116 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:53:20,116 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:20,117 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:20,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:20,118 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:20,119 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:53:20,120 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:53:20,120 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:53:20,121 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:20,122 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:20,123 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:20,123 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:20,124 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:20,125 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:20,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:20,126 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:20,126 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:20,127 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:20,128 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:53:20,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:53:20,129 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:20,129 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_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9fbcd5bc820bcc72ba138482dd1579d30a89debbfe581511878d5fb87d021a2 [2023-11-24 22:53:20,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:20,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:20,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:20,503 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:20,505 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:20,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound5.c [2023-11-24 22:53:23,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:23,925 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:23,926 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound5.c [2023-11-24 22:53:23,937 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/data/124d3788f/fa7151140f2d45ecb24b664957682def/FLAGf9dc41133 [2023-11-24 22:53:23,955 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/data/124d3788f/fa7151140f2d45ecb24b664957682def [2023-11-24 22:53:23,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:23,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:23,967 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:23,968 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:23,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:23,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:23" (1/1) ... [2023-11-24 22:53:23,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6104c45f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:23, skipping insertion in model container [2023-11-24 22:53:23,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:23" (1/1) ... [2023-11-24 22:53:24,005 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:24,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:24,266 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:24,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:24,305 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:24,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24 WrapperNode [2023-11-24 22:53:24,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:24,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:24,307 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:24,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:24,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,352 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2023-11-24 22:53:24,353 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:24,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:24,354 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:24,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:24,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,367 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,367 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,372 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,377 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,386 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,387 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:24,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:24,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:24,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:24,399 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:24" (1/1) ... [2023-11-24 22:53:24,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:24,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:24,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:24,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa6cc172-f0c8-40cb-b33b-56b4d7d1ee1c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:24,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:24,482 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:53:24,483 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:53:24,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:53:24,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:24,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:24,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:53:24,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:53:24,610 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:24,613 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:25,111 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:25,149 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:25,150 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:53:25,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:25 BoogieIcfgContainer [2023-11-24 22:53:25,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:25,153 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:25,153 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:25,163 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:25,163 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:25" (1/1) ... [2023-11-24 22:53:25,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:53:25,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:25,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2023-11-24 22:53:25,231 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-24 22:53:25,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:53:25,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:25,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:25,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:25,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:25,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 131 states and 135 transitions. [2023-11-24 22:53:25,551 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-24 22:53:25,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:53:25,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:25,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:25,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:25,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:25,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 134 transitions. [2023-11-24 22:53:25,726 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-24 22:53:25,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:53:25,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:25,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:25,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:26,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:26,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 129 states and 133 transitions. [2023-11-24 22:53:26,149 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2023-11-24 22:53:26,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:53:26,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:26,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:26,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:26,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:26,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:26,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 128 states and 132 transitions. [2023-11-24 22:53:26,770 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2023-11-24 22:53:26,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:53:26,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:26,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:26,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:26,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:26,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:26,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:26,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 130 states and 134 transitions. [2023-11-24 22:53:26,915 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-24 22:53:26,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:53:26,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:26,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:26,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:26,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:26,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:26,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:26,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 135 transitions. [2023-11-24 22:53:26,969 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-24 22:53:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:53:26,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:26,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:26,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:26,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:27,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:27,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:27,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 135 states and 141 transitions. [2023-11-24 22:53:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2023-11-24 22:53:27,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:53:27,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:27,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:27,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:27,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:27,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:27,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:27,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 136 states and 142 transitions. [2023-11-24 22:53:27,296 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 142 transitions. [2023-11-24 22:53:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:53:27,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:27,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:27,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:27,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:27,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:27,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:27,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 139 states and 147 transitions. [2023-11-24 22:53:27,615 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 147 transitions. [2023-11-24 22:53:27,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:53:27,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:27,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:27,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:27,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:27,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:27,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:27,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 143 states and 153 transitions. [2023-11-24 22:53:27,987 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 153 transitions. [2023-11-24 22:53:27,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:53:27,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:27,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:28,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:28,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:28,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:28,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:28,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 146 states and 159 transitions. [2023-11-24 22:53:28,458 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 159 transitions. [2023-11-24 22:53:28,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:53:28,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:28,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:28,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:53:28,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:28,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:29,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:29,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 150 states and 166 transitions. [2023-11-24 22:53:29,012 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 166 transitions. [2023-11-24 22:53:29,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:53:29,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:29,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:29,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:53:29,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:29,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:29,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:29,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 154 states and 172 transitions. [2023-11-24 22:53:29,574 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 172 transitions. [2023-11-24 22:53:29,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:53:29,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:29,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:29,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:53:29,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:29,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:30,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:30,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 158 states and 178 transitions. [2023-11-24 22:53:30,191 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 178 transitions. [2023-11-24 22:53:30,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:53:30,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:30,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:30,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:53:30,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:30,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:53:33,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 170 states and 193 transitions. [2023-11-24 22:53:33,189 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 193 transitions. [2023-11-24 22:53:33,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:53:33,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:53:33,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:33,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:53:33,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 171 states and 195 transitions. [2023-11-24 22:53:33,835 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 195 transitions. [2023-11-24 22:53:33,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:53:33,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:53:33,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:33,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:35,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 185 states and 213 transitions. [2023-11-24 22:53:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 213 transitions. [2023-11-24 22:53:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:53:35,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:35,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:35,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:53:35,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:35,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:37,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:37,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 200 states and 232 transitions. [2023-11-24 22:53:37,902 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 232 transitions. [2023-11-24 22:53:37,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:53:37,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:37,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:37,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:53:37,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:38,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:53:41,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:41,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 216 states and 253 transitions. [2023-11-24 22:53:41,848 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 253 transitions. [2023-11-24 22:53:41,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:53:41,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:41,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:41,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:53:41,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:42,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:43,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 222 states and 261 transitions. [2023-11-24 22:53:43,601 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 261 transitions. [2023-11-24 22:53:43,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:53:43,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:43,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:43,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:43,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:43,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:43,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:46,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:46,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 240 states and 285 transitions. [2023-11-24 22:53:46,417 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 285 transitions. [2023-11-24 22:53:46,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:53:46,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:46,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:46,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:46,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:46,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:46,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:50,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:50,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 259 states and 311 transitions. [2023-11-24 22:53:50,258 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 311 transitions. [2023-11-24 22:53:50,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:53:50,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:50,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:50,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 22:53:50,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:50,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:53:53,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:53,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 277 states and 337 transitions. [2023-11-24 22:53:53,919 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 337 transitions. [2023-11-24 22:53:53,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:53:53,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:53,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:53,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:53:53,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:55,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:55,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 283 states and 348 transitions. [2023-11-24 22:53:55,468 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 348 transitions. [2023-11-24 22:53:55,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:53:55,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:55,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:55,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:55,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:55,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:57,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:57,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 289 states and 360 transitions. [2023-11-24 22:53:57,648 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 360 transitions. [2023-11-24 22:53:57,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:53:57,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:57,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:57,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:57,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:53:57,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:57,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:53:59,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:59,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 296 states and 373 transitions. [2023-11-24 22:53:59,563 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 373 transitions. [2023-11-24 22:53:59,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:53:59,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:59,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:59,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:59,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:59,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:02,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:02,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 303 states and 387 transitions. [2023-11-24 22:54:02,273 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 387 transitions. [2023-11-24 22:54:02,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:54:02,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:02,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:02,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:54:02,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:02,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:04,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:04,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 309 states and 399 transitions. [2023-11-24 22:54:04,642 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 399 transitions. [2023-11-24 22:54:04,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:54:04,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:04,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:04,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:04,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:05,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 311 states and 402 transitions. [2023-11-24 22:54:05,062 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 402 transitions. [2023-11-24 22:54:05,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:54:05,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:05,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:05,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:54:05,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:05,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:06,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:06,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 312 states and 404 transitions. [2023-11-24 22:54:06,628 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 404 transitions. [2023-11-24 22:54:06,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:54:06,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:06,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:06,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:06,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:06,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:06,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:06,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:06,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 314 states and 407 transitions. [2023-11-24 22:54:06,862 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 407 transitions. [2023-11-24 22:54:06,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:54:06,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:06,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:06,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:54:06,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:07,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:08,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:08,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 316 states and 410 transitions. [2023-11-24 22:54:08,094 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 410 transitions. [2023-11-24 22:54:08,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:54:08,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:08,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:08,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:08,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:08,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:08,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:54:14,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:14,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 341 states and 449 transitions. [2023-11-24 22:54:14,562 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 449 transitions. [2023-11-24 22:54:14,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:54:14,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:14,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:14,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:14,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:54:14,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:15,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.