./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.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_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/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_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/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_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/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 baeebe831189d0208212eeaf417b83dac95cdcd24131565645f78fcbd5cf583c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:06,354 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:06,427 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:28:06,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:28:06,434 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:28:06,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:06,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:06,483 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:06,485 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:06,487 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:06,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:06,488 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:06,489 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:28:06,496 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:28:06,496 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:28:06,497 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:06,497 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:06,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:06,498 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:06,498 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:06,499 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:06,500 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:28:06,501 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:06,501 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:06,502 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:06,502 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:06,503 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:06,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:06,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:06,504 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:06,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:06,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:06,504 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:28:06,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:28:06,505 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:06,505 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_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baeebe831189d0208212eeaf417b83dac95cdcd24131565645f78fcbd5cf583c [2023-11-21 18:28:06,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:06,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:06,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:06,829 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:06,829 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:06,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.c [2023-11-21 18:28:09,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:10,195 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:10,196 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound100.c [2023-11-21 18:28:10,204 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/bin/ukojak-verify-i0I2FZA1j2/data/2331ddbb2/dd0e3ccadc2e4ac0af2f4d4a6a88f1b8/FLAGdbd903e1c [2023-11-21 18:28:10,220 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/bin/ukojak-verify-i0I2FZA1j2/data/2331ddbb2/dd0e3ccadc2e4ac0af2f4d4a6a88f1b8 [2023-11-21 18:28:10,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:10,225 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:10,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:10,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:10,232 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:10,233 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,234 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1abbd84b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10, skipping insertion in model container [2023-11-21 18:28:10,234 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,257 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:10,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:10,476 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:10,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:10,510 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:28:10,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10 WrapperNode [2023-11-21 18:28:10,511 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:10,512 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:10,513 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:28:10,513 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:28:10,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,529 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,556 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-11-21 18:28:10,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:10,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:28:10,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:28:10,558 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:28:10,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,571 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,576 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,579 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,581 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,582 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,585 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:28:10,586 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:28:10,586 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:28:10,586 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:28:10,587 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:10,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:28:10,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:28:10,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7fc8f5-316d-4c93-b0b3-8970ba2523d4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:28:10,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:28:10,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:28:10,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:28:10,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:28:10,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:28:10,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:28:10,748 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:28:10,750 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:28:11,145 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:28:11,195 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:28:11,195 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:28:11,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:11 BoogieIcfgContainer [2023-11-21 18:28:11,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:28:11,199 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:28:11,199 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:28:11,215 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:28:11,215 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:11" (1/1) ... [2023-11-21 18:28:11,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:28:11,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:11,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-11-21 18:28:11,296 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-11-21 18:28:11,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:28:11,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:11,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:11,516 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 18:28:11,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:11,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 104 states and 107 transitions. [2023-11-21 18:28:11,594 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2023-11-21 18:28:11,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:28:11,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:11,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:11,696 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 18:28:11,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:11,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 105 states and 108 transitions. [2023-11-21 18:28:11,714 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 108 transitions. [2023-11-21 18:28:11,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:28:11,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:11,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:11,781 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 18:28:11,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:11,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-11-21 18:28:11,960 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-11-21 18:28:11,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:28:11,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:11,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:12,012 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 18:28:12,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:12,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 111 states and 117 transitions. [2023-11-21 18:28:12,058 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 117 transitions. [2023-11-21 18:28:12,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:28:12,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:12,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:12,130 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 18:28:12,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:12,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 112 states and 118 transitions. [2023-11-21 18:28:12,160 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 118 transitions. [2023-11-21 18:28:12,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:28:12,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:12,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:12,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:12,288 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 18:28:12,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:12,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-11-21 18:28:12,660 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-11-21 18:28:12,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:28:12,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:12,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:12,747 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 18:28:12,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:12,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 120 states and 129 transitions. [2023-11-21 18:28:12,773 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 129 transitions. [2023-11-21 18:28:12,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:28:12,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:12,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:12,797 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 18:28:12,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:12,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 128 transitions. [2023-11-21 18:28:12,820 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 128 transitions. [2023-11-21 18:28:12,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:28:12,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:12,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:12,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:12,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:12,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:12,903 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 18:28:12,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:12,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 121 states and 130 transitions. [2023-11-21 18:28:12,926 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 130 transitions. [2023-11-21 18:28:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:28:12,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:12,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:12,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:12,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:12,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:12,993 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 18:28:13,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:13,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 122 states and 131 transitions. [2023-11-21 18:28:13,015 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 131 transitions. [2023-11-21 18:28:13,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:28:13,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:13,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:13,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:13,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:13,089 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 18:28:13,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:13,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 123 states and 132 transitions. [2023-11-21 18:28:13,106 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2023-11-21 18:28:13,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:28:13,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:13,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:13,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:13,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:13,218 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 18:28:13,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:13,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 141 transitions. [2023-11-21 18:28:13,410 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2023-11-21 18:28:13,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:28:13,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:13,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:13,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:28:13,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:13,529 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 18:28:13,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:13,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 138 states and 150 transitions. [2023-11-21 18:28:13,810 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 150 transitions. [2023-11-21 18:28:13,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:28:13,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:13,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:13,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:13,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:13,892 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 18:28:13,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:13,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 139 states and 152 transitions. [2023-11-21 18:28:13,952 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 152 transitions. [2023-11-21 18:28:13,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:28:13,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:13,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:13,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:13,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:14,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:14,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:14,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 141 states and 155 transitions. [2023-11-21 18:28:14,094 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 155 transitions. [2023-11-21 18:28:14,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:28:14,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:14,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:14,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:14,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:28:14,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:14,132 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 18:28:14,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:14,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 140 states and 154 transitions. [2023-11-21 18:28:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 154 transitions. [2023-11-21 18:28:14,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:28:14,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:14,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:14,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:14,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:14,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:14,195 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 18:28:14,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:14,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 143 states and 157 transitions. [2023-11-21 18:28:14,232 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 157 transitions. [2023-11-21 18:28:14,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:28:14,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:14,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:14,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:28:14,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:14,365 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 18:28:14,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:14,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 149 states and 163 transitions. [2023-11-21 18:28:14,476 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 163 transitions. [2023-11-21 18:28:14,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:28:14,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:14,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:14,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:28:14,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:14,597 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 18:28:14,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:14,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 155 states and 170 transitions. [2023-11-21 18:28:14,713 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 170 transitions. [2023-11-21 18:28:14,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:28:14,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:14,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:14,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:14,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:14,838 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 18:28:15,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:15,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 156 states and 172 transitions. [2023-11-21 18:28:15,081 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 172 transitions. [2023-11-21 18:28:15,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:28:15,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:15,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:15,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:15,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:15,224 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 18:28:15,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:15,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 158 states and 176 transitions. [2023-11-21 18:28:15,519 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-21 18:28:15,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:28:15,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:15,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:15,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:15,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:15,641 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 18:28:15,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:15,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 161 states and 182 transitions. [2023-11-21 18:28:15,889 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 182 transitions. [2023-11-21 18:28:15,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:28:15,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:15,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:15,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:15,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:15,998 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 18:28:17,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:17,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 186 states and 216 transitions. [2023-11-21 18:28:17,170 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 216 transitions. [2023-11-21 18:28:17,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:28:17,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:17,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:17,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:17,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:17,274 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 18:28:17,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:17,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 191 states and 226 transitions. [2023-11-21 18:28:17,838 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 226 transitions. [2023-11-21 18:28:17,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:28:17,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:17,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:17,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:17,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:17,946 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 18:28:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:19,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 217 states and 262 transitions. [2023-11-21 18:28:19,431 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 262 transitions. [2023-11-21 18:28:19,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:28:19,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:19,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:19,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:19,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:19,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:20,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:20,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 220 states and 268 transitions. [2023-11-21 18:28:20,196 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 268 transitions. [2023-11-21 18:28:20,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:28:20,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:20,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:20,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:20,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:20,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:20,254 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 18:28:20,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:20,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 223 states and 275 transitions. [2023-11-21 18:28:20,650 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 275 transitions. [2023-11-21 18:28:20,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:28:20,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:20,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:20,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:20,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:20,748 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 18:28:21,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:21,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 227 states and 282 transitions. [2023-11-21 18:28:21,691 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 282 transitions. [2023-11-21 18:28:21,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:28:21,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:21,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:21,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:21,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:21,741 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 18:28:22,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:22,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 231 states and 290 transitions. [2023-11-21 18:28:22,200 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 290 transitions. [2023-11-21 18:28:22,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:28:22,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:22,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:22,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:28:22,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:22,232 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 18:28:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:22,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 230 states and 289 transitions. [2023-11-21 18:28:22,247 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 289 transitions. [2023-11-21 18:28:22,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:28:22,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:22,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:22,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:28:22,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:22,275 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 18:28:22,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:22,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 229 states and 288 transitions. [2023-11-21 18:28:22,290 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 288 transitions. [2023-11-21 18:28:22,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:28:22,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:22,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:22,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:22,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:22,423 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 18:28:23,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:23,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 235 states and 297 transitions. [2023-11-21 18:28:23,766 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 297 transitions. [2023-11-21 18:28:23,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:28:23,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:23,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:23,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:23,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:28:23,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:23,872 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 18:28:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 244 states and 312 transitions. [2023-11-21 18:28:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 312 transitions. [2023-11-21 18:28:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:28:24,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:24,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:24,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:24,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:25,114 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 18:28:26,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:26,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 251 states and 323 transitions. [2023-11-21 18:28:26,120 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 323 transitions. [2023-11-21 18:28:26,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:28:26,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:26,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:26,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:26,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:26,194 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 18:28:27,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:27,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 263 states and 340 transitions. [2023-11-21 18:28:27,149 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 340 transitions. [2023-11-21 18:28:27,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:28:27,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:27,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:27,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:27,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:27,296 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 18:28:28,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:28,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 271 states and 352 transitions. [2023-11-21 18:28:28,346 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 352 transitions. [2023-11-21 18:28:28,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:28:28,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:28,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:28,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:28,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:28,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:28,561 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 18:28:29,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:29,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 283 states and 372 transitions. [2023-11-21 18:28:29,789 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 372 transitions. [2023-11-21 18:28:29,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:28:29,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:29,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:29,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:29,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:29,955 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 18:28:31,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:31,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 292 states and 384 transitions. [2023-11-21 18:28:31,135 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 384 transitions. [2023-11-21 18:28:31,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:28:31,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:31,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:31,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:31,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:31,299 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 18:28:32,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:32,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 302 states and 397 transitions. [2023-11-21 18:28:32,879 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 397 transitions. [2023-11-21 18:28:32,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:28:32,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:32,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:32,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:32,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:28:32,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:33,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:35,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:35,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 334 states and 452 transitions. [2023-11-21 18:28:35,335 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 452 transitions. [2023-11-21 18:28:35,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:28:35,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:35,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:35,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:35,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:35,467 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 18:28:36,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:36,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 333 states and 451 transitions. [2023-11-21 18:28:36,546 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 451 transitions. [2023-11-21 18:28:36,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:28:36,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:36,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:36,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:28:36,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:36,905 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 18:28:39,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:39,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 366 states and 508 transitions. [2023-11-21 18:28:39,873 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 508 transitions. [2023-11-21 18:28:39,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:28:39,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:39,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:39,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:39,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:40,010 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 18:28:41,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:41,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 365 states and 507 transitions. [2023-11-21 18:28:41,029 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 507 transitions. [2023-11-21 18:28:41,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:28:41,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:41,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:41,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:41,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:28:41,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:41,062 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 18:28:41,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:41,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 364 states and 506 transitions. [2023-11-21 18:28:41,121 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 506 transitions. [2023-11-21 18:28:41,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:28:41,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:41,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:41,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:41,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:41,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:41,232 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:28:42,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:42,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 370 states and 523 transitions. [2023-11-21 18:28:42,100 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 523 transitions. [2023-11-21 18:28:42,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:28:42,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:42,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:42,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:42,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:42,222 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:28:43,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:43,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 373 states and 528 transitions. [2023-11-21 18:28:43,247 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 528 transitions. [2023-11-21 18:28:43,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:28:43,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:43,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:43,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:43,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:43,457 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 18:28:45,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:45,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 372 states and 527 transitions. [2023-11-21 18:28:45,916 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 527 transitions. [2023-11-21 18:28:45,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:28:45,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:45,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:45,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:45,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:28:45,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:46,271 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:48,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:48,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 380 states and 549 transitions. [2023-11-21 18:28:48,243 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 549 transitions. [2023-11-21 18:28:48,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:28:48,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:48,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:48,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:28:48,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:49,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:49,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 383 states and 554 transitions. [2023-11-21 18:28:49,118 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 554 transitions. [2023-11-21 18:28:49,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:28:49,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:49,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:49,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:49,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:49,441 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 18:28:54,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:54,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 398 states and 572 transitions. [2023-11-21 18:28:54,098 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 572 transitions. [2023-11-21 18:28:54,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:28:54,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:54,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:54,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:54,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:54,224 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:56,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 405 states and 589 transitions. [2023-11-21 18:28:56,337 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 589 transitions. [2023-11-21 18:28:56,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:28:56,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:56,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:56,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:56,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:56,439 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:58,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:58,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 411 states and 600 transitions. [2023-11-21 18:28:58,047 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 600 transitions. [2023-11-21 18:28:58,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:28:58,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:58,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:58,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:58,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:58,414 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 18:28:59,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:59,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 410 states and 599 transitions. [2023-11-21 18:28:59,863 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 599 transitions. [2023-11-21 18:28:59,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:28:59,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:59,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:59,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:59,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:29:00,063 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.