./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/dijkstra2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/dijkstra2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --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 3e7687da568dfe273ac225f01dbc8df1f76ef15d8b8e5d222cf6fab4c622d621 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 21:57:55,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 21:57:55,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 21:57:55,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 21:57:55,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 21:57:55,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 21:57:55,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 21:57:55,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 21:57:55,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 21:57:55,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 21:57:55,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 21:57:55,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 21:57:55,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 21:57:55,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 21:57:55,324 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 21:57:55,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 21:57:55,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 21:57:55,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 21:57:55,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 21:57:55,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 21:57:55,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 21:57:55,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 21:57:55,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 21:57:55,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 21:57:55,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 21:57:55,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 21:57:55,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 21:57:55,350 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 21:57:55,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 21:57:55,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 21:57:55,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 21:57:55,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 21:57:55,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 21:57:55,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 21:57:55,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 21:57:55,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 21:57:55,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 21:57:55,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 21:57:55,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 21:57:55,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 21:57:55,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 21:57:55,363 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 21:57:55,396 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 21:57:55,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 21:57:55,397 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 21:57:55,397 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 21:57:55,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 21:57:55,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 21:57:55,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 21:57:55,399 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 21:57:55,399 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 21:57:55,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 21:57:55,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 21:57:55,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 21:57:55,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 21:57:55,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 21:57:55,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 21:57:55,401 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 21:57:55,401 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 21:57:55,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 21:57:55,401 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 21:57:55,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 21:57:55,402 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 21:57:55,402 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 21:57:55,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 21:57:55,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:57:55,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 21:57:55,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 21:57:55,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 21:57:55,404 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 21:57:55,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 21:57:55,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 21:57:55,404 INFO L138 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_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e7687da568dfe273ac225f01dbc8df1f76ef15d8b8e5d222cf6fab4c622d621 [2022-11-21 21:57:55,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 21:57:55,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 21:57:55,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 21:57:55,696 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 21:57:55,696 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 21:57:55,697 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-nla/dijkstra2-both-nt.c [2022-11-21 21:57:58,780 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 21:57:59,012 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 21:57:59,013 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/sv-benchmarks/c/termination-nla/dijkstra2-both-nt.c [2022-11-21 21:57:59,019 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/data/82a5c21e2/53555feed6194412b69aea26c205a5ee/FLAGf0d6716e2 [2022-11-21 21:57:59,038 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/data/82a5c21e2/53555feed6194412b69aea26c205a5ee [2022-11-21 21:57:59,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 21:57:59,047 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 21:57:59,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 21:57:59,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 21:57:59,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 21:57:59,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aa8e44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59, skipping insertion in model container [2022-11-21 21:57:59,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 21:57:59,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:57:59,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:57:59,231 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 21:57:59,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:57:59,257 INFO L208 MainTranslator]: Completed translation [2022-11-21 21:57:59,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59 WrapperNode [2022-11-21 21:57:59,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 21:57:59,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 21:57:59,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 21:57:59,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 21:57:59,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,272 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,293 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2022-11-21 21:57:59,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 21:57:59,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 21:57:59,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 21:57:59,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 21:57:59,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,322 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 21:57:59,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 21:57:59,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 21:57:59,326 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 21:57:59,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:57:59,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/z3 [2022-11-21 21:57:59,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 21:57:59,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_637330cf-a4fe-4e4b-91ff-0b21f067df0c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 21:57:59,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 21:57:59,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 21:57:59,481 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 21:57:59,484 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 21:57:59,859 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 21:57:59,873 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 21:57:59,886 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 21:57:59,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:57:59 BoogieIcfgContainer [2022-11-21 21:57:59,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 21:57:59,890 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 21:57:59,898 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 21:57:59,922 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 21:57:59,923 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:57:59" (1/1) ... [2022-11-21 21:57:59,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 21:57:59,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:57:59,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 60 states and 65 transitions. [2022-11-21 21:57:59,999 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2022-11-21 21:58:00,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 21:58:00,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:00,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:00,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 21:58:00,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:00,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:00,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:00,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 61 states and 68 transitions. [2022-11-21 21:58:00,235 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2022-11-21 21:58:00,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 21:58:00,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:00,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:00,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-21 21:58:00,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:00,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:00,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:00,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 60 states and 67 transitions. [2022-11-21 21:58:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 67 transitions. [2022-11-21 21:58:00,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 21:58:00,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:00,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:00,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 21:58:00,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:00,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:00,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:00,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 63 states and 74 transitions. [2022-11-21 21:58:00,546 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2022-11-21 21:58:00,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 21:58:00,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:00,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:00,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 21:58:00,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:00,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:00,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 67 states and 81 transitions. [2022-11-21 21:58:00,833 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 81 transitions. [2022-11-21 21:58:00,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 21:58:00,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:00,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:00,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:00,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 21:58:00,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:00,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:01,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:01,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 71 states and 86 transitions. [2022-11-21 21:58:01,057 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 86 transitions. [2022-11-21 21:58:01,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 21:58:01,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:01,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:01,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 21:58:01,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:01,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:01,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:01,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 72 states and 87 transitions. [2022-11-21 21:58:01,247 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 87 transitions. [2022-11-21 21:58:01,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 21:58:01,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:01,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:01,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 21:58:01,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:01,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:01,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 79 states and 98 transitions. [2022-11-21 21:58:01,675 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2022-11-21 21:58:01,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 21:58:01,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:01,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:01,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 21:58:01,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:01,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:02,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:02,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 110 transitions. [2022-11-21 21:58:02,293 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2022-11-21 21:58:02,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 21:58:02,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:02,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:02,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 21:58:02,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:02,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:02,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:02,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 89 states and 113 transitions. [2022-11-21 21:58:02,387 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 113 transitions. [2022-11-21 21:58:02,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 21:58:02,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:02,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:02,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:02,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:02,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:02,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:02,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 90 states and 115 transitions. [2022-11-21 21:58:02,529 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 115 transitions. [2022-11-21 21:58:02,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 21:58:02,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:02,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:02,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 21:58:02,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:02,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:02,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:02,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 92 states and 117 transitions. [2022-11-21 21:58:02,639 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 117 transitions. [2022-11-21 21:58:02,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 21:58:02,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:02,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:02,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:02,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:02,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:02,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:02,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 93 states and 119 transitions. [2022-11-21 21:58:02,703 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 119 transitions. [2022-11-21 21:58:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 21:58:02,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:02,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:02,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 21:58:02,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:02,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:03,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:03,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 132 transitions. [2022-11-21 21:58:03,240 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 132 transitions. [2022-11-21 21:58:03,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 21:58:03,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:03,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:03,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:03,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:03,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:03,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:03,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 104 states and 138 transitions. [2022-11-21 21:58:03,482 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 138 transitions. [2022-11-21 21:58:03,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 21:58:03,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:03,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:03,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:03,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:03,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:03,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:03,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 105 states and 139 transitions. [2022-11-21 21:58:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 139 transitions. [2022-11-21 21:58:03,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 21:58:03,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:03,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:03,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:03,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:03,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:03,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:03,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 106 states and 141 transitions. [2022-11-21 21:58:03,878 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 141 transitions. [2022-11-21 21:58:03,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 21:58:03,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:03,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:03,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 21:58:03,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:03,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:03,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:03,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 143 transitions. [2022-11-21 21:58:03,999 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2022-11-21 21:58:03,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 21:58:03,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:03,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:04,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:04,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:04,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:04,087 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:05,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:05,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 114 states and 157 transitions. [2022-11-21 21:58:05,850 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 157 transitions. [2022-11-21 21:58:05,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 21:58:05,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:05,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:05,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:05,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:05,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:06,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 115 states and 159 transitions. [2022-11-21 21:58:06,125 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 159 transitions. [2022-11-21 21:58:06,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 21:58:06,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:06,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:06,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:06,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:06,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:06,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:06,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 116 states and 164 transitions. [2022-11-21 21:58:06,309 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 164 transitions. [2022-11-21 21:58:06,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 21:58:06,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:06,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:06,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:06,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:06,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:06,422 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:08,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:08,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 121 states and 178 transitions. [2022-11-21 21:58:08,511 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 178 transitions. [2022-11-21 21:58:08,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 21:58:08,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:08,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:08,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:08,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:08,564 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:08,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:08,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 123 states and 180 transitions. [2022-11-21 21:58:08,798 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 180 transitions. [2022-11-21 21:58:08,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 21:58:08,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:08,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:08,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:08,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:08,843 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:09,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:09,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 124 states and 182 transitions. [2022-11-21 21:58:09,088 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 182 transitions. [2022-11-21 21:58:09,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 21:58:09,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:09,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:09,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:09,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:09,416 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:10,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:10,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 129 states and 191 transitions. [2022-11-21 21:58:10,856 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 191 transitions. [2022-11-21 21:58:10,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 21:58:10,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:10,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:10,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:10,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:10,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:10,914 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:11,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:11,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 133 states and 196 transitions. [2022-11-21 21:58:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 196 transitions. [2022-11-21 21:58:11,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 21:58:11,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:11,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:11,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:11,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:11,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:11,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:12,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:12,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 134 states and 197 transitions. [2022-11-21 21:58:12,130 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 197 transitions. [2022-11-21 21:58:12,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 21:58:12,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:12,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:12,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:12,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:12,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:15,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:15,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 140 states and 211 transitions. [2022-11-21 21:58:15,812 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 211 transitions. [2022-11-21 21:58:15,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 21:58:15,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:15,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:15,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:15,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:15,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:17,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:17,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 139 states and 210 transitions. [2022-11-21 21:58:17,020 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 210 transitions. [2022-11-21 21:58:17,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 21:58:17,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:17,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:17,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:17,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:17,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:27,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:27,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 146 states and 224 transitions. [2022-11-21 21:58:27,824 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 224 transitions. [2022-11-21 21:58:27,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 21:58:27,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:27,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:27,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:27,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:28,073 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:34,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:34,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 152 states and 240 transitions. [2022-11-21 21:58:34,040 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 240 transitions. [2022-11-21 21:58:34,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 21:58:34,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:34,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:34,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:34,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:34,090 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:38,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:38,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 158 states and 249 transitions. [2022-11-21 21:58:38,453 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 249 transitions. [2022-11-21 21:58:38,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 21:58:38,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:38,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:38,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:38,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:38,505 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:39,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:39,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 161 states and 252 transitions. [2022-11-21 21:58:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 252 transitions. [2022-11-21 21:58:39,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 21:58:39,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:39,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:39,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:39,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:39,798 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:40,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:40,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 162 states and 254 transitions. [2022-11-21 21:58:40,472 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 254 transitions. [2022-11-21 21:58:40,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 21:58:40,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:40,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:40,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 21:58:40,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:41,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:58:48,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:58:48,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 167 states and 260 transitions. [2022-11-21 21:58:48,487 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 260 transitions. [2022-11-21 21:58:48,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 21:58:48,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:58:48,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:58:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:58:48,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:58:48,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:58:48,946 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:59:07,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:07,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 178 states and 284 transitions. [2022-11-21 21:59:07,908 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 284 transitions. [2022-11-21 21:59:07,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 21:59:07,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:07,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:07,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:59:07,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:07,953 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:59:15,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:15,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 184 states and 291 transitions. [2022-11-21 21:59:15,383 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 291 transitions. [2022-11-21 21:59:15,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 21:59:15,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:15,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:15,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 21:59:15,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:16,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:59:25,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:25,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 193 states and 305 transitions. [2022-11-21 21:59:25,498 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 305 transitions. [2022-11-21 21:59:25,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 21:59:25,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:25,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:25,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:25,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:59:25,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:25,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:59:27,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:27,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 195 states and 309 transitions. [2022-11-21 21:59:27,720 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 309 transitions. [2022-11-21 21:59:27,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 21:59:27,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:27,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:27,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:59:27,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:28,559 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:59:46,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:46,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 206 states and 329 transitions. [2022-11-21 21:59:46,158 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 329 transitions. [2022-11-21 21:59:46,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 21:59:46,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:46,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:46,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:59:46,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 21:59:46,205 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:59:58,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:59:58,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 209 states and 332 transitions. [2022-11-21 21:59:58,246 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 332 transitions. [2022-11-21 21:59:58,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 21:59:58,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:59:58,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:59:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:59:58,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 21:59:58,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:00:02,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:05,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:05,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 211 states and 334 transitions. [2022-11-21 22:00:05,249 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 334 transitions. [2022-11-21 22:00:05,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:00:05,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:05,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:05,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:00:05,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:00:05,373 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:21,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:21,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 223 states and 354 transitions. [2022-11-21 22:00:21,244 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 354 transitions. [2022-11-21 22:00:21,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:00:21,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:21,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:21,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:00:21,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:00:21,386 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:30,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:30,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 226 states and 357 transitions. [2022-11-21 22:00:30,262 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 357 transitions. [2022-11-21 22:00:30,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:00:30,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:30,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:30,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:30,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:00:30,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:00:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:00:53,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:00:53,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 239 states and 378 transitions. [2022-11-21 22:00:53,302 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 378 transitions. [2022-11-21 22:00:53,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:00:53,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:00:53,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:00:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:00:53,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:00:53,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:00:53,381 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:06,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:06,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 242 states and 381 transitions. [2022-11-21 22:01:06,580 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 381 transitions. [2022-11-21 22:01:06,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:01:06,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:06,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:06,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-21 22:01:06,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:01:06,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:09,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:09,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 244 states and 383 transitions. [2022-11-21 22:01:09,229 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 383 transitions. [2022-11-21 22:01:09,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:01:09,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:09,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:09,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:01:09,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:01:10,145 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:29,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:29,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 258 states and 406 transitions. [2022-11-21 22:01:29,749 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 406 transitions. [2022-11-21 22:01:29,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:01:29,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:29,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:29,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:01:29,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:01:29,904 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:37,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:37,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 261 states and 409 transitions. [2022-11-21 22:01:37,160 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 409 transitions. [2022-11-21 22:01:37,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 22:01:37,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:37,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:37,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 22:01:37,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:01:39,742 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:24,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:24,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 276 states and 443 transitions. [2022-11-21 22:02:24,853 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 443 transitions. [2022-11-21 22:02:24,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 22:02:24,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:24,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:24,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 22:02:24,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:02:24,987 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:43,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:43,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 281 states and 451 transitions. [2022-11-21 22:02:43,771 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 451 transitions. [2022-11-21 22:02:43,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 22:02:43,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:43,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:43,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:02:43,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:02:43,860 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:03:44,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-21 22:07:01,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:07:01,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 289 states and 465 transitions. [2022-11-21 22:07:01,956 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 465 transitions. [2022-11-21 22:07:01,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 22:07:01,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:07:01,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:07:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:07:02,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:07:02,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:07:02,072 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:07:42,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:07:42,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 284 states and 456 transitions. [2022-11-21 22:07:42,445 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 456 transitions. [2022-11-21 22:07:42,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 22:07:42,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:07:42,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:07:42,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:07:42,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:07:42,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:07:42,508 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:07:52,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:07:52,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 281 states and 450 transitions. [2022-11-21 22:07:52,736 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 450 transitions. [2022-11-21 22:07:52,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:07:52,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:07:52,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:07:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:07:52,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:07:52,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:07:52,796 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:08:27,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:08:27,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 283 states and 453 transitions. [2022-11-21 22:08:27,471 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 453 transitions. [2022-11-21 22:08:27,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:08:27,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:08:27,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:08:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:08:27,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:08:27,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:08:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:09:15,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:09:15,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 285 states and 455 transitions. [2022-11-21 22:09:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 455 transitions. [2022-11-21 22:09:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:09:15,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:09:15,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:09:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:09:15,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:09:15,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:09:15,590 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:09:15,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:09:15,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 281 states and 447 transitions. [2022-11-21 22:09:15,642 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 447 transitions. [2022-11-21 22:09:15,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:09:15,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:09:15,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:09:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:09:15,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:09:15,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:09:15,718 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:10:14,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:14,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 289 states and 461 transitions. [2022-11-21 22:10:14,365 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 461 transitions. [2022-11-21 22:10:14,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:10:14,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:14,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:14,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:14,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:10:14,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:10:14,438 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:10:34,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:34,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 284 states and 452 transitions. [2022-11-21 22:10:34,927 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 452 transitions. [2022-11-21 22:10:34,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:10:34,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:34,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:34,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:10:34,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:10:34,998 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:10:45,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:45,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 281 states and 444 transitions. [2022-11-21 22:10:45,051 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 444 transitions. [2022-11-21 22:10:45,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 22:10:45,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:45,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:10:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:45,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:10:45,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:10:45,122 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:11:17,577 WARN L233 SmtUtils]: Spent 10.05s on a formula simplification. DAG size of input: 24 DAG size of output: 23 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 22:11:32,982 WARN L233 SmtUtils]: Spent 10.41s on a formula simplification. DAG size of input: 25 DAG size of output: 19 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 22:11:56,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:11:56,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 283 states and 447 transitions. [2022-11-21 22:11:56,235 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 447 transitions. [2022-11-21 22:11:56,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 22:11:56,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:11:56,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:11:56,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 22:11:56,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 22:11:56,315 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:12:35,263 WARN L233 SmtUtils]: Spent 6.15s on a formula simplification. DAG size of input: 32 DAG size of output: 26 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)