./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loops/nec40.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_7226286d-5c11-4e9d-8bad-aa774e4c8113/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7226286d-5c11-4e9d-8bad-aa774e4c8113/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_7226286d-5c11-4e9d-8bad-aa774e4c8113/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7226286d-5c11-4e9d-8bad-aa774e4c8113/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/nec40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7226286d-5c11-4e9d-8bad-aa774e4c8113/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_7226286d-5c11-4e9d-8bad-aa774e4c8113/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 a8ae9bcd5a551c2558190e4ca1b7d8543f9adf38b9d950429bd2292753c8e588 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:45:16,300 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:45:16,424 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7226286d-5c11-4e9d-8bad-aa774e4c8113/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:45:16,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:45:16,432 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:45:16,469 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:45:16,470 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:45:16,471 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:45:16,472 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:45:16,473 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:45:16,474 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:45:16,474 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:45:16,475 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:45:16,480 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:45:16,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:45:16,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:45:16,481 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:45:16,482 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:45:16,482 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:45:16,482 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:45:16,483 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:45:16,483 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:45:16,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:45:16,484 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:45:16,485 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:45:16,487 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:45:16,488 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:45:16,488 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:45:16,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:16,489 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:45:16,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:45:16,491 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:45:16,491 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:45:16,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:45:16,492 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:45:16,492 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_7226286d-5c11-4e9d-8bad-aa774e4c8113/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7226286d-5c11-4e9d-8bad-aa774e4c8113/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8ae9bcd5a551c2558190e4ca1b7d8543f9adf38b9d950429bd2292753c8e588 [2023-11-21 18:45:16,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:45:16,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:45:16,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:45:16,851 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:45:16,851 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:45:16,853 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7226286d-5c11-4e9d-8bad-aa774e4c8113/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loops/nec40.c [2023-11-21 18:45:20,030 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:45:20,223 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:45:20,223 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7226286d-5c11-4e9d-8bad-aa774e4c8113/sv-benchmarks/c/loops/nec40.c [2023-11-21 18:45:20,230 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7226286d-5c11-4e9d-8bad-aa774e4c8113/bin/ukojak-verify-i0I2FZA1j2/data/9e69753dc/aadedc776f934d37a2011a3860e6df41/FLAGba69e1c6d [2023-11-21 18:45:20,242 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7226286d-5c11-4e9d-8bad-aa774e4c8113/bin/ukojak-verify-i0I2FZA1j2/data/9e69753dc/aadedc776f934d37a2011a3860e6df41 [2023-11-21 18:45:20,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:45:20,246 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:45:20,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:20,248 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:45:20,253 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:45:20,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1784ff78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20, skipping insertion in model container [2023-11-21 18:45:20,255 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,277 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:45:20,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:20,453 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:45:20,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:20,491 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:45:20,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20 WrapperNode [2023-11-21 18:45:20,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:20,493 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:20,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:45:20,493 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:45:20,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,509 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,547 INFO L138 Inliner]: procedures = 13, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2023-11-21 18:45:20,548 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:20,548 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:45:20,549 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:45:20,549 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:45:20,559 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,562 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,562 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,572 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,573 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,575 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:45:20,576 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:45:20,576 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:45:20,576 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:45:20,577 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:20" (1/1) ... [2023-11-21 18:45:20,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:20,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7226286d-5c11-4e9d-8bad-aa774e4c8113/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:45:20,619 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7226286d-5c11-4e9d-8bad-aa774e4c8113/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:45:20,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7226286d-5c11-4e9d-8bad-aa774e4c8113/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:45:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:45:20,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:45:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:45:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:45:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:45:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:45:20,765 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:45:20,767 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:45:20,977 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:45:21,085 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:45:21,085 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:45:21,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:21 BoogieIcfgContainer [2023-11-21 18:45:21,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:45:21,089 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:45:21,089 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:45:21,100 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:45:21,100 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:21" (1/1) ... [2023-11-21 18:45:21,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:45:21,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2023-11-21 18:45:21,170 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2023-11-21 18:45:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:45:21,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:21,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:21,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:21,533 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 18:45:21,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:21,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2023-11-21 18:45:21,619 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2023-11-21 18:45:21,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:45:21,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:21,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:21,751 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 18:45:21,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:21,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2023-11-21 18:45:21,781 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2023-11-21 18:45:21,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:45:21,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:21,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:21,900 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 18:45:22,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:22,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2023-11-21 18:45:22,031 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2023-11-21 18:45:22,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:45:22,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:22,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:22,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:22,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:22,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2023-11-21 18:45:22,381 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2023-11-21 18:45:22,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:45:22,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:22,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:22,548 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:22,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:22,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-21 18:45:22,592 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-21 18:45:22,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:45:22,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:22,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:22,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:22,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-21 18:45:22,841 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-21 18:45:22,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:45:22,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:22,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:22,993 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:23,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:23,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2023-11-21 18:45:23,184 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2023-11-21 18:45:23,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:45:23,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:23,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:23,363 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:23,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-11-21 18:45:23,556 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-11-21 18:45:23,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:45:23,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:23,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:23,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:23,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2023-11-21 18:45:23,969 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-11-21 18:45:23,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:45:23,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:23,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:24,171 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:24,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:24,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2023-11-21 18:45:24,398 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2023-11-21 18:45:24,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:45:24,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:24,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:24,780 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:25,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2023-11-21 18:45:25,031 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-21 18:45:25,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:45:25,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:25,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:25,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:25,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2023-11-21 18:45:25,615 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-21 18:45:25,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:45:25,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:25,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:25,935 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:26,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:26,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2023-11-21 18:45:26,230 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2023-11-21 18:45:26,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:45:26,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:26,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:26,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:26,585 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:26,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:26,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 52 states and 63 transitions. [2023-11-21 18:45:26,916 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2023-11-21 18:45:26,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:45:26,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:26,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:27,306 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:27,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:27,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 56 states and 68 transitions. [2023-11-21 18:45:27,651 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2023-11-21 18:45:27,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:45:27,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:27,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:28,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:28,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 60 states and 73 transitions. [2023-11-21 18:45:28,432 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2023-11-21 18:45:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:45:28,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:28,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:28,938 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:29,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:29,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 64 states and 78 transitions. [2023-11-21 18:45:29,319 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 78 transitions. [2023-11-21 18:45:29,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:45:29,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:29,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:29,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:30,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:30,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 68 states and 83 transitions. [2023-11-21 18:45:30,202 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 83 transitions. [2023-11-21 18:45:30,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:45:30,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:30,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:30,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:30,747 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:31,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:31,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2023-11-21 18:45:31,202 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2023-11-21 18:45:31,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:45:31,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:31,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:31,746 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 544 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:32,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:32,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2023-11-21 18:45:32,203 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2023-11-21 18:45:32,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:45:32,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:32,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:32,866 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 612 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:33,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:33,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 80 states and 98 transitions. [2023-11-21 18:45:33,332 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 98 transitions. [2023-11-21 18:45:33,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:45:33,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:33,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:33,945 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 684 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:34,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:34,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 103 transitions. [2023-11-21 18:45:34,419 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 103 transitions. [2023-11-21 18:45:34,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:45:34,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:34,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:35,080 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 760 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:35,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:35,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 88 states and 108 transitions. [2023-11-21 18:45:35,586 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 108 transitions. [2023-11-21 18:45:35,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:45:35,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:35,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:35,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:36,327 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:36,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:36,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 92 states and 113 transitions. [2023-11-21 18:45:36,862 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 113 transitions. [2023-11-21 18:45:36,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-21 18:45:36,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:36,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:37,717 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 924 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:38,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:38,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 96 states and 118 transitions. [2023-11-21 18:45:38,237 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 118 transitions. [2023-11-21 18:45:38,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-21 18:45:38,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:38,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:39,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 1012 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:39,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:39,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 100 states and 123 transitions. [2023-11-21 18:45:39,600 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2023-11-21 18:45:39,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 18:45:39,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:39,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:40,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 1104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:41,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:41,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 104 states and 128 transitions. [2023-11-21 18:45:41,108 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 128 transitions. [2023-11-21 18:45:41,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-21 18:45:41,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:41,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:42,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 1200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:42,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:42,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 108 states and 133 transitions. [2023-11-21 18:45:42,650 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 133 transitions. [2023-11-21 18:45:42,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-21 18:45:42,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:42,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:42,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:43,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 1300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 112 states and 138 transitions. [2023-11-21 18:45:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 138 transitions. [2023-11-21 18:45:44,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 18:45:44,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:44,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:45,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 1404 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:45,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:45,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 116 states and 143 transitions. [2023-11-21 18:45:45,890 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 143 transitions. [2023-11-21 18:45:45,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-21 18:45:45,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:45,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:46,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 1512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:47,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:47,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 120 states and 148 transitions. [2023-11-21 18:45:47,609 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 148 transitions. [2023-11-21 18:45:47,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-21 18:45:47,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:47,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 1624 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:49,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:49,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 124 states and 153 transitions. [2023-11-21 18:45:49,427 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 153 transitions. [2023-11-21 18:45:49,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-21 18:45:49,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:49,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:50,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 1740 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:51,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:51,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 128 states and 158 transitions. [2023-11-21 18:45:51,104 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 158 transitions. [2023-11-21 18:45:51,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-21 18:45:51,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:51,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:52,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 1860 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:52,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:52,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 132 states and 163 transitions. [2023-11-21 18:45:52,916 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 163 transitions. [2023-11-21 18:45:52,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-21 18:45:52,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:52,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:52,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:54,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 1984 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:54,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:54,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 136 states and 168 transitions. [2023-11-21 18:45:54,799 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 168 transitions. [2023-11-21 18:45:54,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-21 18:45:54,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:54,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:56,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 2112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:56,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:56,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 140 states and 173 transitions. [2023-11-21 18:45:56,712 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 173 transitions. [2023-11-21 18:45:56,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-21 18:45:56,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:56,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:45:58,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 2244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:45:58,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:58,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 144 states and 178 transitions. [2023-11-21 18:45:58,813 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 178 transitions. [2023-11-21 18:45:58,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-21 18:45:58,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:58,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:45:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:00,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 2380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:00,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:00,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 148 states and 183 transitions. [2023-11-21 18:46:00,954 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 183 transitions. [2023-11-21 18:46:00,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-21 18:46:00,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:00,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:02,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 2520 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:02,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:02,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 152 states and 188 transitions. [2023-11-21 18:46:02,919 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 188 transitions. [2023-11-21 18:46:02,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-21 18:46:02,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:02,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat