./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/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_5ff2ae5f-af99-4caf-98ae-362838ef91a0/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/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_5ff2ae5f-af99-4caf-98ae-362838ef91a0/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 bff053df41c1fc922299a13f2dac2a98df2d05e146d51bf11ac9e37ddfefad6a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:30,015 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:30,124 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:27:30,134 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:30,134 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:30,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:30,184 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:30,184 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:30,185 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:30,186 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:30,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:30,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:30,188 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:27:30,189 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:30,189 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:27:30,190 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:30,191 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:30,191 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:30,192 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:30,193 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:27:30,193 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:27:30,194 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:27:30,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:30,196 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:30,196 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:30,197 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:30,197 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:30,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:30,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:30,199 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:30,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:30,200 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:30,201 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:30,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:30,202 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:30,202 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_5ff2ae5f-af99-4caf-98ae-362838ef91a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bff053df41c1fc922299a13f2dac2a98df2d05e146d51bf11ac9e37ddfefad6a [2023-11-21 18:27:30,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:30,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:30,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:30,513 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:30,514 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:30,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c [2023-11-21 18:27:33,893 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:34,184 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:34,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound20.c [2023-11-21 18:27:34,195 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/bin/ukojak-verify-i0I2FZA1j2/data/4c22509f8/d49d9f8e577c428fb40f12a5470209ab/FLAG53503ef03 [2023-11-21 18:27:34,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/bin/ukojak-verify-i0I2FZA1j2/data/4c22509f8/d49d9f8e577c428fb40f12a5470209ab [2023-11-21 18:27:34,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:34,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:34,229 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:34,229 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:34,236 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:34,236 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,238 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ca4f4c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34, skipping insertion in model container [2023-11-21 18:27:34,238 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,270 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:34,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:34,503 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:34,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:34,541 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:34,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34 WrapperNode [2023-11-21 18:27:34,542 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:34,544 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:34,544 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:34,544 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:34,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,561 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,591 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2023-11-21 18:27:34,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:34,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:34,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:34,593 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:34,604 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,626 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,631 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,632 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:34,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:34,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:34,649 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:34,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:34,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:34,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:34,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff2ae5f-af99-4caf-98ae-362838ef91a0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:34,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:34,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:27:34,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:27:34,842 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:34,847 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:35,096 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:35,196 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:35,196 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:27:35,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:35 BoogieIcfgContainer [2023-11-21 18:27:35,199 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:35,200 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:35,200 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:35,213 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:35,213 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:35,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:35,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-11-21 18:27:35,335 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-21 18:27:35,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:27:35,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:35,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:35,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:35,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:35,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:35,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-11-21 18:27:35,542 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-21 18:27:35,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:27:35,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:35,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:35,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:35,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:35,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:35,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:35,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-21 18:27:35,704 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-21 18:27:35,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:27:35,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:35,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:35,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:27:35,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:35,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:35,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:35,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2023-11-21 18:27:35,759 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2023-11-21 18:27:35,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:27:35,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:35,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:35,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:35,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:35,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:35,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:35,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2023-11-21 18:27:35,855 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-11-21 18:27:35,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:27:35,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:35,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:35,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:35,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:35,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:36,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:36,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 32 transitions. [2023-11-21 18:27:36,047 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-11-21 18:27:36,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:27:36,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:36,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:36,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:36,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:36,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:36,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:36,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 38 transitions. [2023-11-21 18:27:36,243 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-21 18:27:36,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:27:36,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:36,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:36,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:27:36,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:36,377 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:36,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:36,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 42 transitions. [2023-11-21 18:27:36,512 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-11-21 18:27:36,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:27:36,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:36,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:36,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:36,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:36,618 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 18:27:36,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:36,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 48 transitions. [2023-11-21 18:27:36,773 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-11-21 18:27:36,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:27:36,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:36,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:36,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:27:36,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:36,855 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:36,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:36,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 51 transitions. [2023-11-21 18:27:36,946 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-11-21 18:27:36,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:27:36,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:36,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:36,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:27:36,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:37,054 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 57 transitions. [2023-11-21 18:27:37,261 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-11-21 18:27:37,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:27:37,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:27:37,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:37,424 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:37,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 60 transitions. [2023-11-21 18:27:37,550 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2023-11-21 18:27:37,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:27:37,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:27:37,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:37,680 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 66 transitions. [2023-11-21 18:27:37,877 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2023-11-21 18:27:37,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:27:37,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:27:37,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:37,993 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:38,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 69 transitions. [2023-11-21 18:27:38,113 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-11-21 18:27:38,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:27:38,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,286 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:27:38,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 75 transitions. [2023-11-21 18:27:38,526 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2023-11-21 18:27:38,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:27:38,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,698 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:27:38,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 78 transitions. [2023-11-21 18:27:38,878 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2023-11-21 18:27:38,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:27:38,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:27:39,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 67 states and 84 transitions. [2023-11-21 18:27:39,322 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-11-21 18:27:39,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:27:39,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,521 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:27:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 70 states and 87 transitions. [2023-11-21 18:27:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2023-11-21 18:27:39,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:27:39,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,867 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-21 18:27:40,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 74 states and 93 transitions. [2023-11-21 18:27:40,141 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2023-11-21 18:27:40,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:27:40,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:27:40,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:40,345 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-21 18:27:40,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 77 states and 96 transitions. [2023-11-21 18:27:40,533 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 96 transitions. [2023-11-21 18:27:40,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:27:40,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:27:40,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:40,726 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:27:41,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 81 states and 102 transitions. [2023-11-21 18:27:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2023-11-21 18:27:41,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:27:41,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-21 18:27:41,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:41,308 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:27:41,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 84 states and 105 transitions. [2023-11-21 18:27:41,505 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2023-11-21 18:27:41,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:27:41,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:27:41,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-21 18:27:42,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:42,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 88 states and 111 transitions. [2023-11-21 18:27:42,089 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 111 transitions. [2023-11-21 18:27:42,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:27:42,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:42,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:42,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-21 18:27:42,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:42,323 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-21 18:27:42,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:42,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 91 states and 114 transitions. [2023-11-21 18:27:42,545 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 114 transitions. [2023-11-21 18:27:42,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:27:42,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:42,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:42,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:27:42,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:42,766 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:27:43,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 120 transitions. [2023-11-21 18:27:43,176 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 120 transitions. [2023-11-21 18:27:43,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:27:43,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:43,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:43,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:27:43,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:43,414 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:27:43,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:43,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 123 transitions. [2023-11-21 18:27:43,655 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 123 transitions. [2023-11-21 18:27:43,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-21 18:27:43,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:43,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:43,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:27:43,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:43,878 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-21 18:27:44,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:44,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 129 transitions. [2023-11-21 18:27:44,270 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 129 transitions. [2023-11-21 18:27:44,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:27:44,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:44,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:44,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-21 18:27:44,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:44,557 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-21 18:27:44,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:44,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 132 transitions. [2023-11-21 18:27:44,798 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 132 transitions. [2023-11-21 18:27:44,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 18:27:44,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:44,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:44,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:44,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:27:44,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:45,056 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-21 18:27:45,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 109 states and 138 transitions. [2023-11-21 18:27:45,479 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2023-11-21 18:27:45,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-21 18:27:45,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:45,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-21 18:27:45,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:45,772 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 498 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-21 18:27:46,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 112 states and 141 transitions. [2023-11-21 18:27:46,046 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 141 transitions. [2023-11-21 18:27:46,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-21 18:27:46,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:27:46,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:46,294 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-21 18:27:46,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 116 states and 147 transitions. [2023-11-21 18:27:46,740 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 147 transitions. [2023-11-21 18:27:46,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-21 18:27:46,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-21 18:27:46,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:47,009 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-21 18:27:47,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:47,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 119 states and 150 transitions. [2023-11-21 18:27:47,328 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 150 transitions. [2023-11-21 18:27:47,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-21 18:27:47,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:47,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:47,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:27:47,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-21 18:27:48,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:48,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 123 states and 156 transitions. [2023-11-21 18:27:48,091 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2023-11-21 18:27:48,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-21 18:27:48,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:48,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:48,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-21 18:27:48,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:48,415 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 679 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-21 18:27:48,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:48,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 126 states and 159 transitions. [2023-11-21 18:27:48,753 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2023-11-21 18:27:48,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-21 18:27:48,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:48,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:48,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:27:48,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:49,042 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-21 18:27:49,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:49,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 130 states and 165 transitions. [2023-11-21 18:27:49,559 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2023-11-21 18:27:49,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-21 18:27:49,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:49,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:49,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-21 18:27:49,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:49,942 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-21 18:27:50,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:50,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 168 transitions. [2023-11-21 18:27:50,332 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2023-11-21 18:27:50,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-21 18:27:50,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:50,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:50,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:27:50,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:50,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-21 18:27:51,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:51,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 137 states and 174 transitions. [2023-11-21 18:27:51,251 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 174 transitions. [2023-11-21 18:27:51,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-21 18:27:51,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:51,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:51,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-21 18:27:51,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:51,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 888 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-21 18:27:52,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:52,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 140 states and 177 transitions. [2023-11-21 18:27:52,126 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 177 transitions. [2023-11-21 18:27:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-21 18:27:52,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:52,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:52,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-21 18:27:52,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:52,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-11-21 18:27:53,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:53,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 144 states and 183 transitions. [2023-11-21 18:27:53,122 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 183 transitions. [2023-11-21 18:27:53,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-21 18:27:53,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:53,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:53,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-21 18:27:53,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:53,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1003 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-11-21 18:27:54,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:54,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 147 states and 186 transitions. [2023-11-21 18:27:54,082 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2023-11-21 18:27:54,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-21 18:27:54,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:54,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:54,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-21 18:27:54,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:54,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1377 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-21 18:27:55,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 151 states and 192 transitions. [2023-11-21 18:27:55,074 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 192 transitions. [2023-11-21 18:27:55,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-21 18:27:55,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:55,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:55,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-21 18:27:55,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:55,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1125 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2023-11-21 18:27:55,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:55,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 154 states and 195 transitions. [2023-11-21 18:27:55,945 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 195 transitions. [2023-11-21 18:27:55,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-21 18:27:55,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:55,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:56,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:27:56,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:56,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1539 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-11-21 18:27:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:56,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 158 states and 201 transitions. [2023-11-21 18:27:56,925 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 201 transitions. [2023-11-21 18:27:56,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-21 18:27:56,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:56,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:57,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-21 18:27:57,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:57,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1254 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-11-21 18:27:57,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 204 transitions. [2023-11-21 18:27:57,840 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 204 transitions. [2023-11-21 18:27:57,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-21 18:27:57,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:57,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-21 18:27:57,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-21 18:27:59,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:59,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 165 states and 210 transitions. [2023-11-21 18:27:59,054 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2023-11-21 18:27:59,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-21 18:27:59,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:59,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:59,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-21 18:27:59,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1390 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-21 18:27:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:59,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 213 transitions. [2023-11-21 18:27:59,976 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2023-11-21 18:27:59,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-21 18:27:59,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:59,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:00,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:28:00,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:00,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1470 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-21 18:28:01,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 172 states and 219 transitions. [2023-11-21 18:28:01,059 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 219 transitions. [2023-11-21 18:28:01,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-21 18:28:01,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:01,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:01,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-21 18:28:01,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:01,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1533 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-21 18:28:01,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 175 states and 222 transitions. [2023-11-21 18:28:01,994 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 222 transitions. [2023-11-21 18:28:01,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-21 18:28:01,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:02,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:28:02,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:02,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2079 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-21 18:28:03,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:03,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 179 states and 228 transitions. [2023-11-21 18:28:03,318 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 228 transitions. [2023-11-21 18:28:03,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-21 18:28:03,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:03,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:03,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-21 18:28:03,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:03,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 1683 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-21 18:28:04,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:04,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 182 states and 231 transitions. [2023-11-21 18:28:04,306 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 231 transitions. [2023-11-21 18:28:04,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-21 18:28:04,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:04,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:04,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-21 18:28:04,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:04,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2277 backedges. 0 proven. 1771 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-11-21 18:28:05,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:05,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 186 states and 237 transitions. [2023-11-21 18:28:05,585 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 237 transitions. [2023-11-21 18:28:05,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-21 18:28:05,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:05,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:05,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-21 18:28:05,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:06,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 1840 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-11-21 18:28:06,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 189 states and 240 transitions. [2023-11-21 18:28:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 240 transitions. [2023-11-21 18:28:06,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-21 18:28:06,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:06,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:06,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-21 18:28:06,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:07,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2484 backedges. 0 proven. 1932 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-21 18:28:07,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:07,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 193 states and 246 transitions. [2023-11-21 18:28:07,791 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 246 transitions. [2023-11-21 18:28:07,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-21 18:28:07,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:07,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:07,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-21 18:28:07,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:08,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2004 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-21 18:28:08,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:08,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 196 states and 249 transitions. [2023-11-21 18:28:08,890 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 249 transitions. [2023-11-21 18:28:08,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-21 18:28:08,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:08,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:08,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-21 18:28:08,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:09,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2700 backedges. 0 proven. 2100 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-11-21 18:28:10,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:10,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 200 states and 255 transitions. [2023-11-21 18:28:10,155 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 255 transitions. [2023-11-21 18:28:10,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-11-21 18:28:10,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:10,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:10,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-21 18:28:10,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:10,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2175 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-11-21 18:28:11,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:11,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 203 states and 258 transitions. [2023-11-21 18:28:11,243 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 258 transitions. [2023-11-21 18:28:11,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-21 18:28:11,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:11,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:11,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-21 18:28:11,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:11,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 0 proven. 2275 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-21 18:28:12,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:12,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 207 states and 264 transitions. [2023-11-21 18:28:12,496 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 264 transitions. [2023-11-21 18:28:12,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-11-21 18:28:12,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:12,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:12,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-21 18:28:12,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:13,017 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 2353 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-21 18:28:13,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:13,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 210 states and 267 transitions. [2023-11-21 18:28:13,618 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 267 transitions. [2023-11-21 18:28:13,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-11-21 18:28:13,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:13,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:13,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-21 18:28:13,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:14,122 INFO L134 CoverageAnalysis]: Checked inductivity of 3159 backedges. 0 proven. 2457 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-11-21 18:28:14,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:14,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 214 states and 273 transitions. [2023-11-21 18:28:14,980 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 273 transitions. [2023-11-21 18:28:14,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-11-21 18:28:14,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:14,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:15,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-21 18:28:15,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:15,505 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 2538 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-11-21 18:28:16,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 217 states and 276 transitions. [2023-11-21 18:28:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 276 transitions. [2023-11-21 18:28:16,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-11-21 18:28:16,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:16,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:16,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:16,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-21 18:28:16,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:16,541 INFO L134 CoverageAnalysis]: Checked inductivity of 3402 backedges. 0 proven. 2646 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-21 18:28:17,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:17,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 221 states and 282 transitions. [2023-11-21 18:28:17,392 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 282 transitions. [2023-11-21 18:28:17,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-11-21 18:28:17,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:17,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:17,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-21 18:28:17,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:17,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 2730 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-21 18:28:18,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:18,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 224 states and 285 transitions. [2023-11-21 18:28:18,558 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 285 transitions. [2023-11-21 18:28:18,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-21 18:28:18,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:18,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:18,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-21 18:28:18,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:19,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3654 backedges. 0 proven. 2842 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-11-21 18:28:19,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:19,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 228 states and 291 transitions. [2023-11-21 18:28:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 291 transitions. [2023-11-21 18:28:19,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-21 18:28:19,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:19,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:20,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:20,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-21 18:28:20,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:20,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 2929 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-11-21 18:28:21,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:21,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 231 states and 294 transitions. [2023-11-21 18:28:21,460 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 294 transitions. [2023-11-21 18:28:21,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-21 18:28:21,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:21,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:21,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-21 18:28:21,575 INFO L285 TraceCheckSpWp]: Computing forward predicates...