./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2 --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 49f2ec108c5a903d6fb66450b34a24ed5e1ae616285117448a3e267ae2f349bb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:37:04,260 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:37:04,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:37:04,369 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:37:04,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:37:04,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:37:04,397 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:37:04,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:37:04,399 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:37:04,400 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:37:04,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:37:04,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:37:04,402 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:37:04,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:37:04,403 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:37:04,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:37:04,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:37:04,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:37:04,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:37:04,406 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:37:04,406 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:37:04,407 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:37:04,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:37:04,408 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:37:04,408 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:37:04,409 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:37:04,409 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:37:04,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:37:04,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:04,411 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:37:04,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:37:04,412 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:37:04,413 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:37:04,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:37:04,413 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:37:04,414 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_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49f2ec108c5a903d6fb66450b34a24ed5e1ae616285117448a3e267ae2f349bb [2023-11-21 18:37:04,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:37:04,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:37:04,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:37:04,752 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:37:04,753 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:37:04,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound2.c [2023-11-21 18:37:08,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:37:08,268 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:37:08,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound2.c [2023-11-21 18:37:08,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/data/b615e2930/3c964b560a2a4c80b483c31f7dd5aa9e/FLAGf7a0195e8 [2023-11-21 18:37:08,293 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/data/b615e2930/3c964b560a2a4c80b483c31f7dd5aa9e [2023-11-21 18:37:08,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:37:08,299 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:37:08,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:08,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:37:08,307 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:37:08,308 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e67cb4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08, skipping insertion in model container [2023-11-21 18:37:08,310 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,334 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:37:08,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:08,525 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:37:08,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:08,559 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:37:08,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08 WrapperNode [2023-11-21 18:37:08,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:08,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:08,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:37:08,562 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:37:08,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,596 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-11-21 18:37:08,597 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:08,598 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:37:08,598 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:37:08,598 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:37:08,608 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,611 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,620 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,622 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:37:08,623 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:37:08,624 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:37:08,624 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:37:08,625 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:08,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:37:08,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:37:08,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1dfb200-c296-4ef3-9c3d-9f5e26238905/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:37:08,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:37:08,722 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:37:08,722 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:37:08,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:37:08,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:37:08,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:37:08,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:37:08,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:37:08,802 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:37:08,808 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:37:09,174 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:37:09,228 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:37:09,228 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:37:09,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:37:09 BoogieIcfgContainer [2023-11-21 18:37:09,230 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:37:09,231 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:37:09,231 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:37:09,242 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:37:09,243 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:37:09" (1/1) ... [2023-11-21 18:37:09,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:37:09,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:09,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 71 states and 74 transitions. [2023-11-21 18:37:09,329 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 74 transitions. [2023-11-21 18:37:09,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:37:09,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:09,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:09,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:09,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:09,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:09,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:09,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2023-11-21 18:37:09,579 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2023-11-21 18:37:09,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:37:09,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:09,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:09,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:37:09,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:09,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:09,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 76 transitions. [2023-11-21 18:37:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2023-11-21 18:37:09,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:37:09,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:09,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:09,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:37:09,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:09,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:10,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:10,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 76 states and 81 transitions. [2023-11-21 18:37:10,050 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2023-11-21 18:37:10,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:37:10,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:10,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:10,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:10,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:10,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:10,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:10,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 83 transitions. [2023-11-21 18:37:10,234 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2023-11-21 18:37:10,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:37:10,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:10,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:10,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:37:10,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:10,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:10,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:10,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 86 transitions. [2023-11-21 18:37:10,520 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2023-11-21 18:37:10,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:37:10,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:10,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:10,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:37:10,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:10,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:10,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:10,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 81 states and 89 transitions. [2023-11-21 18:37:10,719 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 89 transitions. [2023-11-21 18:37:10,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:37:10,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:10,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:10,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:37:10,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:10,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:11,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:11,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 83 states and 93 transitions. [2023-11-21 18:37:11,170 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 93 transitions. [2023-11-21 18:37:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:37:11,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:11,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:11,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:37:11,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:11,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:12,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:12,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 91 states and 105 transitions. [2023-11-21 18:37:12,087 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2023-11-21 18:37:12,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:37:12,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:12,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:12,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:37:12,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:12,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:12,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 95 states and 112 transitions. [2023-11-21 18:37:12,865 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2023-11-21 18:37:12,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:37:12,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:12,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:12,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:12,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:37:12,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:12,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:13,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:13,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 99 states and 118 transitions. [2023-11-21 18:37:13,541 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 118 transitions. [2023-11-21 18:37:13,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:37:13,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:13,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:13,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:37:13,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:13,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:13,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:13,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 119 transitions. [2023-11-21 18:37:13,677 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 119 transitions. [2023-11-21 18:37:13,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:37:13,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:13,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:13,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:13,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:13,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:14,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 103 states and 124 transitions. [2023-11-21 18:37:14,084 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions. [2023-11-21 18:37:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:37:14,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:14,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:14,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:14,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:14,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:15,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:15,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 117 states and 145 transitions. [2023-11-21 18:37:15,099 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 145 transitions. [2023-11-21 18:37:15,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:37:15,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:15,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:15,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:15,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:15,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:16,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:16,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 121 states and 152 transitions. [2023-11-21 18:37:16,341 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2023-11-21 18:37:16,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:37:16,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:16,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:16,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:16,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:16,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:16,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:17,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:17,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 136 states and 175 transitions. [2023-11-21 18:37:17,643 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 175 transitions. [2023-11-21 18:37:17,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:37:17,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:17,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:17,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:17,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:17,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:18,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:18,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 135 states and 174 transitions. [2023-11-21 18:37:18,603 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 174 transitions. [2023-11-21 18:37:18,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:37:18,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:18,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:18,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:18,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:18,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:19,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:19,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 178 transitions. [2023-11-21 18:37:19,746 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 178 transitions. [2023-11-21 18:37:19,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:37:19,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:19,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:19,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:19,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:19,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:23,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:23,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 146 states and 191 transitions. [2023-11-21 18:37:23,249 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 191 transitions. [2023-11-21 18:37:23,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:37:23,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:23,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:23,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:23,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:23,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:23,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:23,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 150 states and 196 transitions. [2023-11-21 18:37:23,930 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 196 transitions. [2023-11-21 18:37:23,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:37:23,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:23,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:23,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:23,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:24,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:27,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:27,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 157 states and 207 transitions. [2023-11-21 18:37:27,327 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 207 transitions. [2023-11-21 18:37:27,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:37:27,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:27,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:27,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:27,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:27,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:27,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 156 states and 206 transitions. [2023-11-21 18:37:27,465 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 206 transitions. [2023-11-21 18:37:27,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:37:27,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:27,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:27,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:27,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:27,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:29,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:29,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 164 states and 218 transitions. [2023-11-21 18:37:29,875 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2023-11-21 18:37:29,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:37:29,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:29,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:29,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:29,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:29,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:30,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:30,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 170 states and 225 transitions. [2023-11-21 18:37:30,833 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 225 transitions. [2023-11-21 18:37:30,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:37:30,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:30,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:30,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:30,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:31,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:35,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:35,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 179 states and 238 transitions. [2023-11-21 18:37:35,470 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 238 transitions. [2023-11-21 18:37:35,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:37:35,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:35,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:35,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:35,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:35,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:37,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:37,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 186 states and 248 transitions. [2023-11-21 18:37:37,920 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 248 transitions. [2023-11-21 18:37:37,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:37:37,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:37,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:37,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:37,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:38,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:43,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:43,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 196 states and 262 transitions. [2023-11-21 18:37:43,155 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 262 transitions. [2023-11-21 18:37:43,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:37:43,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:43,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:43,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:43,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:43,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:37:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 204 states and 273 transitions. [2023-11-21 18:37:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 273 transitions. [2023-11-21 18:37:46,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:37:46,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:46,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:46,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:37:46,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:47,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:03,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:03,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 215 states and 288 transitions. [2023-11-21 18:38:03,909 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 288 transitions. [2023-11-21 18:38:03,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:38:03,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:03,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:03,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:03,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:04,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.