./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark04_conjunctive.i --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_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/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_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark04_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/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_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/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 6b9a965f73c3cec90a7bf30e1abcce707e2acf95b41bbd45e0beb5b55c7fe39d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:52:28,522 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:52:28,673 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:52:28,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:52:28,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:52:28,753 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:52:28,758 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:52:28,759 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:52:28,760 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:52:28,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:52:28,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:52:28,771 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:52:28,772 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:52:28,774 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:52:28,775 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:52:28,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:52:28,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:52:28,777 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:52:28,778 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:52:28,778 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:52:28,779 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:52:28,780 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:52:28,780 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:52:28,781 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:52:28,782 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:52:28,783 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:52:28,784 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:52:28,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:52:28,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:28,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:52:28,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:52:28,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:52:28,788 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:52:28,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:52:28,789 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:52:28,789 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_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b9a965f73c3cec90a7bf30e1abcce707e2acf95b41bbd45e0beb5b55c7fe39d [2023-11-21 18:52:29,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:52:29,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:52:29,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:52:29,327 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:52:29,328 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:52:29,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loop-zilu/benchmark04_conjunctive.i [2023-11-21 18:52:33,300 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:52:33,607 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:52:33,608 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/sv-benchmarks/c/loop-zilu/benchmark04_conjunctive.i [2023-11-21 18:52:33,623 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/bin/ukojak-verify-i0I2FZA1j2/data/408b132db/4dbff9dc76dd41ce98221ea9f35fc081/FLAGebab7fb96 [2023-11-21 18:52:33,649 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/bin/ukojak-verify-i0I2FZA1j2/data/408b132db/4dbff9dc76dd41ce98221ea9f35fc081 [2023-11-21 18:52:33,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:52:33,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:52:33,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:33,667 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:52:33,675 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:52:33,679 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:33,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e260b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33, skipping insertion in model container [2023-11-21 18:52:33,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:33,714 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:52:33,945 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:33,957 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:52:33,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:33,994 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:52:33,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33 WrapperNode [2023-11-21 18:52:33,996 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:33,997 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:33,998 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:52:33,998 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:52:34,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:34,015 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:34,040 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2023-11-21 18:52:34,041 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:34,042 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:52:34,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:52:34,042 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:52:34,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:34,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:34,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:34,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:34,077 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:34,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:34,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:34,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:34,086 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:52:34,088 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:52:34,088 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:52:34,088 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:52:34,089 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:33" (1/1) ... [2023-11-21 18:52:34,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:34,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:52:34,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:52:34,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccf006f-11ed-4f59-b7b7-8fc4c00178e9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:52:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:52:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:52:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:52:34,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:52:34,341 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:52:34,346 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:52:34,667 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:52:34,717 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:52:34,717 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:52:34,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:34 BoogieIcfgContainer [2023-11-21 18:52:34,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:52:34,721 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:52:34,721 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:52:34,734 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:52:34,734 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:34" (1/1) ... [2023-11-21 18:52:34,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:52:34,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:34,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-11-21 18:52:34,818 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-11-21 18:52:34,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:52:34,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:34,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:35,042 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 18:52:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:35,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-11-21 18:52:35,082 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-11-21 18:52:35,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:52:35,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:35,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:35,144 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 18:52:35,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:35,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2023-11-21 18:52:35,232 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2023-11-21 18:52:35,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:52:35,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:35,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:35,388 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 18:52:35,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:35,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-21 18:52:35,690 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-21 18:52:35,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:52:35,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:35,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:35,854 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 18:52:36,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:36,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2023-11-21 18:52:36,275 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2023-11-21 18:52:36,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:52:36,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:36,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:36,434 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 18:52:37,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:37,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2023-11-21 18:52:37,347 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2023-11-21 18:52:37,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:52:37,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:37,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:37,529 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 18:52:38,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:38,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2023-11-21 18:52:38,749 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2023-11-21 18:52:38,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:52:38,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:38,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:38,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:52:39,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:39,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2023-11-21 18:52:39,711 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2023-11-21 18:52:39,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:52:39,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:39,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:39,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:52:40,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:40,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 81 transitions. [2023-11-21 18:52:40,746 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2023-11-21 18:52:40,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:52:40,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:40,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:40,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:41,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:41,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 55 states and 84 transitions. [2023-11-21 18:52:41,453 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 84 transitions. [2023-11-21 18:52:41,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:52:41,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:41,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:41,652 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:42,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:42,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 62 states and 100 transitions. [2023-11-21 18:52:42,959 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2023-11-21 18:52:42,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:52:42,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:42,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:42,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:43,149 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 18:52:44,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:44,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 69 states and 116 transitions. [2023-11-21 18:52:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 116 transitions. [2023-11-21 18:52:44,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:44,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:44,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:44,728 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 18:52:45,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:45,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 74 states and 126 transitions. [2023-11-21 18:52:45,904 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 126 transitions. [2023-11-21 18:52:45,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:52:45,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:45,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:45,934 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:52:46,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:46,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 76 states and 127 transitions. [2023-11-21 18:52:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 127 transitions. [2023-11-21 18:52:46,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:52:46,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:46,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:46,551 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:52:46,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:46,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 77 states and 129 transitions. [2023-11-21 18:52:46,845 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 129 transitions. [2023-11-21 18:52:46,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:52:46,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:46,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:46,877 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:52:47,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:47,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 80 states and 132 transitions. [2023-11-21 18:52:47,294 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 132 transitions. [2023-11-21 18:52:47,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:52:47,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:47,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:47,321 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:52:47,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:47,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 81 states and 134 transitions. [2023-11-21 18:52:47,634 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 134 transitions. [2023-11-21 18:52:47,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:52:47,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:47,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:47,828 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:48,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:48,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 82 states and 134 transitions. [2023-11-21 18:52:48,163 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 134 transitions. [2023-11-21 18:52:48,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:52:48,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:48,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:48,388 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:49,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:49,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 89 states and 154 transitions. [2023-11-21 18:52:49,958 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 154 transitions. [2023-11-21 18:52:49,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:52:49,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:49,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:50,037 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:50,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:50,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 90 states and 154 transitions. [2023-11-21 18:52:50,424 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 154 transitions. [2023-11-21 18:52:50,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:52:50,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:50,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:50,671 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:52,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:52,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 97 states and 172 transitions. [2023-11-21 18:52:52,672 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 172 transitions. [2023-11-21 18:52:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:52:52,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:52,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:52,939 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:54,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:54,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 103 states and 184 transitions. [2023-11-21 18:52:54,887 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 184 transitions. [2023-11-21 18:52:54,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:52:54,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:54,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:54,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:54,933 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:55,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:55,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 104 states and 184 transitions. [2023-11-21 18:52:55,264 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 184 transitions. [2023-11-21 18:52:55,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:52:55,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:55,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:55,289 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:52:56,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:56,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 106 states and 184 transitions. [2023-11-21 18:52:56,049 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 184 transitions. [2023-11-21 18:52:56,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:52:56,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:56,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:56,077 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:52:56,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:56,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 107 states and 187 transitions. [2023-11-21 18:52:56,468 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 187 transitions. [2023-11-21 18:52:56,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:52:56,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:56,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:56,510 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-21 18:52:57,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:57,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 110 states and 190 transitions. [2023-11-21 18:52:57,068 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 190 transitions. [2023-11-21 18:52:57,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:52:57,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:57,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:57,095 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-21 18:52:57,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:57,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 111 states and 193 transitions. [2023-11-21 18:52:57,593 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 193 transitions. [2023-11-21 18:52:57,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:52:57,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:57,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:57,992 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:58,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:58,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 112 states and 193 transitions. [2023-11-21 18:52:58,427 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 193 transitions. [2023-11-21 18:52:58,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:52:58,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:58,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:58,773 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:01,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:01,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 119 states and 217 transitions. [2023-11-21 18:53:01,034 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 217 transitions. [2023-11-21 18:53:01,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:53:01,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:01,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:01,108 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:01,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:01,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 120 states and 217 transitions. [2023-11-21 18:53:01,604 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 217 transitions. [2023-11-21 18:53:01,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:53:01,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:01,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:01,678 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:02,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:02,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 217 transitions. [2023-11-21 18:53:02,175 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 217 transitions. [2023-11-21 18:53:02,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:53:02,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:02,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:02,484 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:05,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:05,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 128 states and 237 transitions. [2023-11-21 18:53:05,138 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 237 transitions. [2023-11-21 18:53:05,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:53:05,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:05,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:05,464 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:08,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:08,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 134 states and 249 transitions. [2023-11-21 18:53:08,045 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 249 transitions. [2023-11-21 18:53:08,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:53:08,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:08,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:08,105 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:08,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:08,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 135 states and 249 transitions. [2023-11-21 18:53:08,426 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 249 transitions. [2023-11-21 18:53:08,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:53:08,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:08,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:08,453 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-21 18:53:09,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:09,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 137 states and 248 transitions. [2023-11-21 18:53:09,445 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 248 transitions. [2023-11-21 18:53:09,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:53:09,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:09,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:09,469 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-21 18:53:09,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:09,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 138 states and 252 transitions. [2023-11-21 18:53:09,939 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 252 transitions. [2023-11-21 18:53:09,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:53:09,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:09,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:09,966 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-21 18:53:10,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:10,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 141 states and 255 transitions. [2023-11-21 18:53:10,821 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 255 transitions. [2023-11-21 18:53:10,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:53:10,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:10,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:10,867 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-21 18:53:11,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:11,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 142 states and 259 transitions. [2023-11-21 18:53:11,484 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 259 transitions. [2023-11-21 18:53:11,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:53:11,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:11,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:12,258 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:12,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:12,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 143 states and 259 transitions. [2023-11-21 18:53:12,834 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 259 transitions. [2023-11-21 18:53:12,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:53:12,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:12,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:13,271 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:16,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:16,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 150 states and 287 transitions. [2023-11-21 18:53:16,234 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 287 transitions. [2023-11-21 18:53:16,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:53:16,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:16,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:16,311 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:16,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:16,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 151 states and 287 transitions. [2023-11-21 18:53:16,866 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 287 transitions. [2023-11-21 18:53:16,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:53:16,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:16,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:16,946 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:17,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:17,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 152 states and 287 transitions. [2023-11-21 18:53:17,521 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 287 transitions. [2023-11-21 18:53:17,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:53:17,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:17,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:17,588 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:53:18,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:53:18,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 153 states and 287 transitions. [2023-11-21 18:53:18,137 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 287 transitions. [2023-11-21 18:53:18,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:53:18,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:53:18,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:53:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:53:18,552 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.