./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.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_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/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_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/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_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/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 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:38:04,285 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:38:04,420 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:38:04,434 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:38:04,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:38:04,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:38:04,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:38:04,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:38:04,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:38:04,484 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:38:04,485 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:38:04,485 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:38:04,486 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:38:04,487 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:38:04,490 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:38:04,491 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:38:04,492 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:38:04,493 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:38:04,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:38:04,496 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:38:04,497 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:38:04,497 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:38:04,498 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:38:04,499 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:38:04,499 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:38:04,500 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:38:04,500 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:38:04,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:38:04,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:04,502 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:38:04,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:38:04,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:38:04,505 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:38:04,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:38:04,505 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:38:04,506 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_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 [2023-11-21 18:38:04,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:38:04,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:38:04,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:38:04,915 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:38:04,916 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:38:04,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.c [2023-11-21 18:38:08,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:38:08,388 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:38:08,389 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.c [2023-11-21 18:38:08,399 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/bin/ukojak-verify-i0I2FZA1j2/data/198d5e5b6/d75bd583cb9e40f39be84807f44ee40c/FLAG48ebdffb0 [2023-11-21 18:38:08,415 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/bin/ukojak-verify-i0I2FZA1j2/data/198d5e5b6/d75bd583cb9e40f39be84807f44ee40c [2023-11-21 18:38:08,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:38:08,420 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:38:08,422 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:38:08,422 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:38:08,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:38:08,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b5f6f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08, skipping insertion in model container [2023-11-21 18:38:08,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,455 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:38:08,623 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:38:08,635 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:38:08,654 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:38:08,670 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:38:08,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08 WrapperNode [2023-11-21 18:38:08,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:38:08,672 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:38:08,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:38:08,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:38:08,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,716 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-21 18:38:08,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:38:08,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:38:08,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:38:08,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:38:08,729 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,743 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,747 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,757 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,762 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:38:08,764 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:38:08,764 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:38:08,764 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:38:08,765 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:08" (1/1) ... [2023-11-21 18:38:08,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:08,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:38:08,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:38:08,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ad1c5b2-920d-4926-ab7d-ef81d1a17d2d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:38:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:38:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:38:08,836 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:38:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:38:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:38:08,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:38:08,838 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:38:08,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:38:08,906 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:38:08,908 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:38:09,125 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:38:09,184 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:38:09,185 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:38:09,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:38:09 BoogieIcfgContainer [2023-11-21 18:38:09,187 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:38:09,188 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:38:09,188 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:38:09,200 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:38:09,200 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:38:09" (1/1) ... [2023-11-21 18:38:09,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:38:09,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:09,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 55 states and 59 transitions. [2023-11-21 18:38:09,279 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2023-11-21 18:38:09,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:38:09,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:09,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:09,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:09,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:09,572 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 18:38:09,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:09,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2023-11-21 18:38:09,622 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2023-11-21 18:38:09,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:38:09,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:09,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:09,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:09,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:09,734 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 18:38:09,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:09,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 57 states and 62 transitions. [2023-11-21 18:38:09,803 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2023-11-21 18:38:09,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:38:09,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:09,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:09,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:09,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:09,878 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 18:38:09,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:09,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2023-11-21 18:38:09,905 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2023-11-21 18:38:09,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:38:09,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:09,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:09,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:09,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:10,006 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 18:38:10,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:10,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2023-11-21 18:38:10,130 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2023-11-21 18:38:10,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:38:10,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:10,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:10,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:10,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:10,239 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 18:38:10,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:10,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2023-11-21 18:38:10,478 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2023-11-21 18:38:10,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:38:10,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:10,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:10,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:38:10,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:10,635 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 18:38:11,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:11,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 88 transitions. [2023-11-21 18:38:11,135 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 88 transitions. [2023-11-21 18:38:11,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:38:11,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:11,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:11,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:38:11,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:11,307 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 18:38:11,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:11,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 91 transitions. [2023-11-21 18:38:11,703 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2023-11-21 18:38:11,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:38:11,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:11,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:11,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:11,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:11,755 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 18:38:11,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:11,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 79 states and 98 transitions. [2023-11-21 18:38:11,910 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2023-11-21 18:38:11,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:38:11,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:11,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:11,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:11,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:12,008 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 18:38:12,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:12,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 82 states and 104 transitions. [2023-11-21 18:38:12,137 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2023-11-21 18:38:12,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:38:12,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:12,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:12,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:12,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:12,196 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 18:38:12,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:12,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 86 states and 112 transitions. [2023-11-21 18:38:12,426 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2023-11-21 18:38:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:38:12,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:12,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:12,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:12,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:12,519 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 18:38:12,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:12,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 90 states and 120 transitions. [2023-11-21 18:38:12,753 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 120 transitions. [2023-11-21 18:38:12,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:38:12,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:12,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:12,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:12,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:12,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:12,854 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 18:38:13,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:13,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 93 states and 123 transitions. [2023-11-21 18:38:13,232 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2023-11-21 18:38:13,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:38:13,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:13,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:13,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:13,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:13,305 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 18:38:13,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:13,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 92 states and 122 transitions. [2023-11-21 18:38:13,459 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 122 transitions. [2023-11-21 18:38:13,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:38:13,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:13,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:13,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:13,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:13,658 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 18:38:15,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:15,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 136 transitions. [2023-11-21 18:38:15,372 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 136 transitions. [2023-11-21 18:38:15,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:38:15,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:15,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:15,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:15,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:15,457 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 18:38:15,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:15,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 102 states and 140 transitions. [2023-11-21 18:38:15,979 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 140 transitions. [2023-11-21 18:38:15,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:38:15,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:15,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:16,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:16,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:16,038 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 18:38:16,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:16,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 104 states and 142 transitions. [2023-11-21 18:38:16,645 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2023-11-21 18:38:16,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:38:16,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:16,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:16,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:16,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:16,755 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 18:38:17,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:17,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 111 states and 154 transitions. [2023-11-21 18:38:17,368 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 154 transitions. [2023-11-21 18:38:17,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:38:17,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:17,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:17,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:38:17,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:17,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:19,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:19,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 126 states and 177 transitions. [2023-11-21 18:38:19,405 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 177 transitions. [2023-11-21 18:38:19,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:38:19,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:19,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:19,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:38:19,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:19,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:19,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:19,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 129 states and 182 transitions. [2023-11-21 18:38:19,977 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 182 transitions. [2023-11-21 18:38:19,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:38:19,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:19,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:20,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:20,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:20,129 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 18:38:21,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:21,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 135 states and 196 transitions. [2023-11-21 18:38:21,532 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 196 transitions. [2023-11-21 18:38:21,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:38:21,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:21,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:21,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:21,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:21,635 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 18:38:22,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:22,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 139 states and 205 transitions. [2023-11-21 18:38:22,128 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 205 transitions. [2023-11-21 18:38:22,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:38:22,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:22,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:22,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:22,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:22,219 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:23,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:23,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 145 states and 216 transitions. [2023-11-21 18:38:23,441 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 216 transitions. [2023-11-21 18:38:23,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:38:23,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:23,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:23,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:38:23,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:23,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:26,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:26,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 161 states and 242 transitions. [2023-11-21 18:38:26,908 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 242 transitions. [2023-11-21 18:38:26,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:38:26,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:26,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:26,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:26,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:26,996 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:29,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:29,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 168 states and 255 transitions. [2023-11-21 18:38:29,280 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 255 transitions. [2023-11-21 18:38:29,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:38:29,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:29,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:29,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:38:29,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:29,858 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:30,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:30,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 170 states and 258 transitions. [2023-11-21 18:38:30,722 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 258 transitions. [2023-11-21 18:38:30,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:38:30,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:30,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:30,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:30,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:38:30,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:31,094 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:33,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:33,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 273 transitions. [2023-11-21 18:38:33,305 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 273 transitions. [2023-11-21 18:38:33,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:38:33,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:33,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:33,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:33,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:33,370 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:34,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:34,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 181 states and 282 transitions. [2023-11-21 18:38:34,887 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 282 transitions. [2023-11-21 18:38:34,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:38:34,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:34,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:34,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:38:34,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:35,249 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:37,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:37,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 191 states and 299 transitions. [2023-11-21 18:38:37,780 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 299 transitions. [2023-11-21 18:38:37,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:38:37,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:37,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:37,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:37,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:37,842 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:38,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:38,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 192 states and 300 transitions. [2023-11-21 18:38:38,613 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 300 transitions. [2023-11-21 18:38:38,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:38:38,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:38,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:38,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:38:38,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:38,984 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:40,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:40,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 198 states and 308 transitions. [2023-11-21 18:38:40,441 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 308 transitions. [2023-11-21 18:38:40,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:38:40,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:40,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:40,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:38:40,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:41,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:38:44,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:44,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 207 states and 321 transitions. [2023-11-21 18:38:44,094 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 321 transitions. [2023-11-21 18:38:44,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:38:44,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:44,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:44,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:38:44,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:44,498 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:45,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:45,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 214 states and 329 transitions. [2023-11-21 18:38:45,904 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 329 transitions. [2023-11-21 18:38:45,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:38:45,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:45,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:45,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:38:45,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:45,977 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:46,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:46,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 215 states and 332 transitions. [2023-11-21 18:38:46,710 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 332 transitions. [2023-11-21 18:38:46,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:38:46,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:46,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:46,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:38:46,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:47,493 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:38:49,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:49,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 224 states and 343 transitions. [2023-11-21 18:38:49,251 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 343 transitions. [2023-11-21 18:38:49,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:49,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:49,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:49,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:49,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:49,338 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:49,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:49,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 225 states and 345 transitions. [2023-11-21 18:38:49,810 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 345 transitions. [2023-11-21 18:38:49,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:49,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:49,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:49,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:49,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:50,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:50,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 226 states and 346 transitions. [2023-11-21 18:38:50,545 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 346 transitions. [2023-11-21 18:38:50,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:50,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:50,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:50,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:50,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:50,662 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:38:51,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:51,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 227 states and 347 transitions. [2023-11-21 18:38:51,209 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 347 transitions. [2023-11-21 18:38:51,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:51,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:51,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:51,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:51,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:51,294 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:38:51,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:51,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 228 states and 348 transitions. [2023-11-21 18:38:51,846 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 348 transitions. [2023-11-21 18:38:51,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:51,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:51,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:51,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:51,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:51,914 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:38:52,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:52,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 230 states and 351 transitions. [2023-11-21 18:38:52,989 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 351 transitions. [2023-11-21 18:38:52,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:52,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:52,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:53,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:53,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:53,037 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:53,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:53,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 231 states and 353 transitions. [2023-11-21 18:38:53,596 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 353 transitions. [2023-11-21 18:38:53,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:38:53,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:53,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:53,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:53,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:53,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:54,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:54,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 232 states and 353 transitions. [2023-11-21 18:38:54,283 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 353 transitions. [2023-11-21 18:38:54,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:38:54,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:54,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:54,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:54,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:54,470 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:38:56,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:56,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 238 states and 370 transitions. [2023-11-21 18:38:56,207 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 370 transitions. [2023-11-21 18:38:56,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:38:56,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:56,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:56,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:38:56,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:56,313 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:38:58,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:58,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 238 states and 369 transitions. [2023-11-21 18:38:58,706 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 369 transitions. [2023-11-21 18:38:58,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:38:58,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:58,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:58,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:38:58,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:58,776 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.