./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/NO_04.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/NO_04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ --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 64bit --witnessprinter.graph.data.programhash 26441cee42562e2fd703b97b1a86d2baa847af9810285d31267fccda11d2ea67 --- 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-6b4ec56 [2022-11-20 18:24:03,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:24:03,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:24:03,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:24:03,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:24:03,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:24:03,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:24:03,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:24:03,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:24:03,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:24:03,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:24:03,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:24:03,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:24:03,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:24:03,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:24:03,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:24:03,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:24:03,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:24:03,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:24:03,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:24:03,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:24:03,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:24:03,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:24:03,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:24:03,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:24:03,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:24:03,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:24:03,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:24:03,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:24:03,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:24:03,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:24:03,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:24:03,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:24:03,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:24:03,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:24:03,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:24:03,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:24:03,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:24:03,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:24:03,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:24:03,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:24:03,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 18:24:03,365 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:24:03,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:24:03,366 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:24:03,366 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:24:03,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:24:03,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:24:03,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:24:03,368 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:24:03,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:24:03,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:24:03,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:24:03,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:24:03,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:24:03,369 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:24:03,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:24:03,369 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:24:03,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:24:03,370 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:24:03,370 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:24:03,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:24:03,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:24:03,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:24:03,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:24:03,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:24:03,371 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:24:03,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:24:03,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:24:03,372 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_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26441cee42562e2fd703b97b1a86d2baa847af9810285d31267fccda11d2ea67 [2022-11-20 18:24:03,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:24:03,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:24:03,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:24:03,744 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:24:03,744 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:24:03,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-restricted-15/NO_04.c [2022-11-20 18:24:06,832 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:24:07,011 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:24:07,012 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/sv-benchmarks/c/termination-restricted-15/NO_04.c [2022-11-20 18:24:07,019 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/data/ff478d7f7/96f011491f0c4e28a02ed758b7ecdfdf/FLAGf55b955b8 [2022-11-20 18:24:07,034 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/data/ff478d7f7/96f011491f0c4e28a02ed758b7ecdfdf [2022-11-20 18:24:07,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:24:07,038 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:24:07,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:24:07,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:24:07,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:24:07,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54f3b069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07, skipping insertion in model container [2022-11-20 18:24:07,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:24:07,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:24:07,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:24:07,273 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:24:07,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:24:07,301 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:24:07,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07 WrapperNode [2022-11-20 18:24:07,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:24:07,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:24:07,303 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:24:07,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:24:07,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,334 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 73 [2022-11-20 18:24:07,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:24:07,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:24:07,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:24:07,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:24:07,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,354 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:24:07,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:24:07,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:24:07,358 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:24:07,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:24:07,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:24:07,393 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:24:07,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:24:07,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:24:07,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:24:07,540 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:24:07,542 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:24:07,826 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:24:07,847 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:24:07,847 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-20 18:24:07,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:07 BoogieIcfgContainer [2022-11-20 18:24:07,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:24:07,851 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:24:07,851 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:24:07,862 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:24:07,862 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:24:07,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:07,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2022-11-20 18:24:07,993 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2022-11-20 18:24:07,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:24:07,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:07,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:08,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:08,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:08,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2022-11-20 18:24:08,230 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2022-11-20 18:24:08,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:24:08,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:08,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:08,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:08,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:08,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 72 states and 78 transitions. [2022-11-20 18:24:08,337 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2022-11-20 18:24:08,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:24:08,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:08,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:08,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:08,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:08,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 75 states and 83 transitions. [2022-11-20 18:24:08,397 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 83 transitions. [2022-11-20 18:24:08,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:24:08,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:08,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:08,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:08,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:08,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:08,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 77 states and 88 transitions. [2022-11-20 18:24:08,539 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 88 transitions. [2022-11-20 18:24:08,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:24:08,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:08,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:08,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:08,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:08,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 80 states and 93 transitions. [2022-11-20 18:24:08,704 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2022-11-20 18:24:08,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:24:08,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:08,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:08,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:08,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:08,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:08,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2022-11-20 18:24:08,996 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2022-11-20 18:24:08,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:24:08,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:08,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:09,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:09,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:09,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 102 transitions. [2022-11-20 18:24:09,091 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 102 transitions. [2022-11-20 18:24:09,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:24:09,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:09,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:09,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:09,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:09,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2022-11-20 18:24:09,216 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2022-11-20 18:24:09,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:24:09,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:09,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:09,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:09,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:09,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:09,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2022-11-20 18:24:09,427 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2022-11-20 18:24:09,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:24:09,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:09,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:09,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:09,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:09,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 89 states and 110 transitions. [2022-11-20 18:24:09,818 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 110 transitions. [2022-11-20 18:24:09,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:24:09,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:09,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:09,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:09,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:09,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 92 states and 116 transitions. [2022-11-20 18:24:09,968 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 116 transitions. [2022-11-20 18:24:09,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:24:09,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:09,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:10,000 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:10,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:10,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 122 transitions. [2022-11-20 18:24:10,038 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2022-11-20 18:24:10,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:24:10,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:10,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:10,093 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:10,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:10,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 96 states and 128 transitions. [2022-11-20 18:24:10,271 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 128 transitions. [2022-11-20 18:24:10,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:24:10,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:10,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:10,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:10,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:10,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 103 states and 141 transitions. [2022-11-20 18:24:10,793 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 141 transitions. [2022-11-20 18:24:10,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:24:10,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:10,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:10,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:10,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:10,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 108 states and 150 transitions. [2022-11-20 18:24:10,997 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 150 transitions. [2022-11-20 18:24:10,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:24:10,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:10,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:11,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:11,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:11,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 109 states and 152 transitions. [2022-11-20 18:24:11,228 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 152 transitions. [2022-11-20 18:24:11,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:24:11,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:11,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:11,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 113 states and 161 transitions. [2022-11-20 18:24:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 161 transitions. [2022-11-20 18:24:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:24:11,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:11,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:11,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:12,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:12,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 114 states and 163 transitions. [2022-11-20 18:24:12,141 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 163 transitions. [2022-11-20 18:24:12,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:24:12,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:12,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:12,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:12,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:12,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 117 states and 168 transitions. [2022-11-20 18:24:12,727 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 168 transitions. [2022-11-20 18:24:12,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:24:12,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:12,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:12,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:12,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:12,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 119 states and 170 transitions. [2022-11-20 18:24:12,770 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 170 transitions. [2022-11-20 18:24:12,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:24:12,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:12,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:12,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:13,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:13,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 118 states and 169 transitions. [2022-11-20 18:24:13,134 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 169 transitions. [2022-11-20 18:24:13,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:24:13,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:13,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:13,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:13,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:13,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 124 states and 180 transitions. [2022-11-20 18:24:13,856 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 180 transitions. [2022-11-20 18:24:13,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:24:13,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:13,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:13,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:14,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:14,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 131 states and 191 transitions. [2022-11-20 18:24:14,620 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 191 transitions. [2022-11-20 18:24:14,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:24:14,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:14,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:14,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:14,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:15,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:15,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 136 states and 204 transitions. [2022-11-20 18:24:15,281 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 204 transitions. [2022-11-20 18:24:15,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:24:15,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:15,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:15,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:15,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:15,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 143 states and 215 transitions. [2022-11-20 18:24:15,788 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 215 transitions. [2022-11-20 18:24:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:24:15,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:15,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:15,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:16,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:16,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 146 states and 220 transitions. [2022-11-20 18:24:16,304 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions. [2022-11-20 18:24:16,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:24:16,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:16,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:16,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:16,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:16,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 155 states and 233 transitions. [2022-11-20 18:24:16,928 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 233 transitions. [2022-11-20 18:24:16,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:24:16,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:16,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:24:17,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:17,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 157 states and 235 transitions. [2022-11-20 18:24:17,364 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 235 transitions. [2022-11-20 18:24:17,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:24:17,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:17,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:17,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:17,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:17,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 161 states and 241 transitions. [2022-11-20 18:24:17,742 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 241 transitions. [2022-11-20 18:24:17,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:24:17,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:17,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:17,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:18,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:18,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 170 states and 253 transitions. [2022-11-20 18:24:18,436 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 253 transitions. [2022-11-20 18:24:18,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:24:18,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:18,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:18,475 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 18:24:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:18,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 172 states and 255 transitions. [2022-11-20 18:24:18,816 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 255 transitions. [2022-11-20 18:24:18,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:24:18,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:18,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:18,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:20,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:20,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 178 states and 269 transitions. [2022-11-20 18:24:20,137 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 269 transitions. [2022-11-20 18:24:20,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:24:20,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:20,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:20,231 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:20,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:20,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 179 states and 269 transitions. [2022-11-20 18:24:20,345 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 269 transitions. [2022-11-20 18:24:20,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:24:20,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:20,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:20,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:20,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:21,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:21,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 186 states and 284 transitions. [2022-11-20 18:24:21,980 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 284 transitions. [2022-11-20 18:24:21,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:24:21,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:21,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:22,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:24:22,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:22,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 188 states and 286 transitions. [2022-11-20 18:24:22,340 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 286 transitions. [2022-11-20 18:24:22,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:24:22,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:22,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:22,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:22,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:22,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 190 states and 291 transitions. [2022-11-20 18:24:22,817 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 291 transitions. [2022-11-20 18:24:22,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:24:22,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:22,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:22,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:22,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:22,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 192 states and 293 transitions. [2022-11-20 18:24:22,868 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 293 transitions. [2022-11-20 18:24:22,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:24:22,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:22,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:22,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:24:23,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:23,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 194 states and 295 transitions. [2022-11-20 18:24:23,056 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 295 transitions. [2022-11-20 18:24:23,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:24:23,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:23,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:23,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:23,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:24:23,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:23,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 195 states and 296 transitions. [2022-11-20 18:24:23,310 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 296 transitions. [2022-11-20 18:24:23,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:24:23,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:23,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:23,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:23,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:23,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 197 states and 298 transitions. [2022-11-20 18:24:23,363 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 298 transitions. [2022-11-20 18:24:23,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:24:23,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:23,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:23,409 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:23,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:23,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 200 states and 304 transitions. [2022-11-20 18:24:23,683 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 304 transitions. [2022-11-20 18:24:23,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 18:24:23,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:23,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:23,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:23,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:25,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:25,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 211 states and 325 transitions. [2022-11-20 18:24:25,713 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 325 transitions. [2022-11-20 18:24:25,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 18:24:25,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:25,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:25,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:25,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:26,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:26,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 214 states and 330 transitions. [2022-11-20 18:24:26,267 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 330 transitions. [2022-11-20 18:24:26,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:24:26,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:26,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:26,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:26,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:28,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:28,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 226 states and 356 transitions. [2022-11-20 18:24:28,357 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 356 transitions. [2022-11-20 18:24:28,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:24:28,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:28,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:28,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:28,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:28,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 225 states and 355 transitions. [2022-11-20 18:24:28,677 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 355 transitions. [2022-11-20 18:24:28,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 18:24:28,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:28,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:28,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:28,812 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:29,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:29,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 231 states and 371 transitions. [2022-11-20 18:24:29,543 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 371 transitions. [2022-11-20 18:24:29,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 18:24:29,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:29,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:29,635 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 18:24:30,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:30,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 233 states and 378 transitions. [2022-11-20 18:24:30,105 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 378 transitions. [2022-11-20 18:24:30,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 18:24:30,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:30,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:30,126 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 18:24:30,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:30,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 234 states and 381 transitions. [2022-11-20 18:24:30,663 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 381 transitions. [2022-11-20 18:24:30,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 18:24:30,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:30,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:30,718 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:30,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:30,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 237 states and 383 transitions. [2022-11-20 18:24:30,984 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 383 transitions. [2022-11-20 18:24:30,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 18:24:30,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:30,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:31,015 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:24:31,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:31,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 240 states and 391 transitions. [2022-11-20 18:24:31,344 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 391 transitions. [2022-11-20 18:24:31,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 18:24:31,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:31,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:31,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:31,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:31,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 241 states and 393 transitions. [2022-11-20 18:24:31,934 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 393 transitions. [2022-11-20 18:24:31,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 18:24:31,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:31,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:32,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:32,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:32,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 243 states and 396 transitions. [2022-11-20 18:24:32,838 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 396 transitions. [2022-11-20 18:24:32,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 18:24:32,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:32,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:32,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:33,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:33,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 245 states and 398 transitions. [2022-11-20 18:24:33,481 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 398 transitions. [2022-11-20 18:24:33,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 18:24:33,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:33,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:35,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:35,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 263 states and 424 transitions. [2022-11-20 18:24:35,589 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 424 transitions. [2022-11-20 18:24:35,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 18:24:35,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:35,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:35,738 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:37,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:37,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 268 states and 438 transitions. [2022-11-20 18:24:37,171 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 438 transitions. [2022-11-20 18:24:37,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 18:24:37,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:37,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:37,203 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:38,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:38,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 270 states and 442 transitions. [2022-11-20 18:24:38,032 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 442 transitions. [2022-11-20 18:24:38,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 18:24:38,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:38,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:38,070 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:24:38,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:38,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 271 states and 445 transitions. [2022-11-20 18:24:38,488 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 445 transitions. [2022-11-20 18:24:38,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 18:24:38,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:38,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:38,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:38,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:38,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 272 states and 446 transitions. [2022-11-20 18:24:38,949 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 446 transitions. [2022-11-20 18:24:38,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 18:24:38,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:38,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:39,121 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 18:24:39,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:39,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 273 states and 448 transitions. [2022-11-20 18:24:39,697 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 448 transitions. [2022-11-20 18:24:39,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 18:24:39,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:39,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:39,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:40,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:40,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 274 states and 449 transitions. [2022-11-20 18:24:40,199 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 449 transitions. [2022-11-20 18:24:40,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 18:24:40,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:40,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:40,221 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 18:24:40,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:40,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2022-11-20 18:24:40,444 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-11-20 18:24:40,444 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 18:24:40,444 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 62 iterations. [2022-11-20 18:24:40,453 INFO L754 CodeCheckObserver]: All specifications hold 30 specifications checked. All of them hold [2022-11-20 18:24:40,697 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2022-11-20 18:24:40,706 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2022-11-20 18:24:40,707 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2022-11-20 18:24:40,708 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2022-11-20 18:24:40,709 INFO L560 CodeCheckObserver]: Invariant with dag size 26 [2022-11-20 18:24:40,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:24:40 ImpRootNode [2022-11-20 18:24:40,710 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:24:40,711 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:24:40,711 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:24:40,711 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:24:40,712 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:07" (3/4) ... [2022-11-20 18:24:40,715 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 18:24:40,726 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-20 18:24:40,726 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-20 18:24:40,727 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 18:24:40,779 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 18:24:40,783 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:24:40,784 INFO L158 Benchmark]: Toolchain (without parser) took 33745.88ms. Allocated memory was 153.1MB in the beginning and 402.7MB in the end (delta: 249.6MB). Free memory was 117.5MB in the beginning and 298.6MB in the end (delta: -181.2MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2022-11-20 18:24:40,784 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 125.8MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:24:40,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.42ms. Allocated memory is still 153.1MB. Free memory was 117.0MB in the beginning and 117.3MB in the end (delta: -309.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:24:40,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.42ms. Allocated memory is still 153.1MB. Free memory was 117.3MB in the beginning and 116.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:24:40,786 INFO L158 Benchmark]: Boogie Preprocessor took 21.46ms. Allocated memory is still 153.1MB. Free memory was 116.0MB in the beginning and 114.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:24:40,786 INFO L158 Benchmark]: RCFGBuilder took 492.79ms. Allocated memory is still 153.1MB. Free memory was 114.8MB in the beginning and 101.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:24:40,787 INFO L158 Benchmark]: CodeCheck took 32859.18ms. Allocated memory was 153.1MB in the beginning and 402.7MB in the end (delta: 249.6MB). Free memory was 101.3MB in the beginning and 301.8MB in the end (delta: -200.5MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2022-11-20 18:24:40,787 INFO L158 Benchmark]: Witness Printer took 72.48ms. Allocated memory is still 402.7MB. Free memory was 301.8MB in the beginning and 298.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:24:40,789 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 67 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 32.5s, OverallIterations: 62, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14819 SdHoareTripleChecker+Valid, 53.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14264 mSDsluCounter, 3590 SdHoareTripleChecker+Invalid, 43.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3068 mSDsCounter, 4298 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 39368 IncrementalHoareTripleChecker+Invalid, 43666 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4298 mSolverCounterUnsat, 522 mSDtfsCounter, 39368 mSolverCounterSat, 1.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9774 GetRequests, 9165 SyntacticMatches, 133 SemanticMatches, 476 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133958 ImplicationChecksByTransitivity, 27.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 1256 NumberOfCodeBlocks, 1256 NumberOfCodeBlocksAsserted, 61 NumberOfCheckSat, 1195 ConstructedInterpolants, 0 QuantifiedInterpolants, 4113 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 61 InterpolantComputations, 54 PerfectInterpolantSequences, 112/157 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 30 specifications checked. All of them hold - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: i <= 0 && 0 <= i - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: (((0 <= m && l <= 0) && !(1000 <= m)) || ((!(m <= 1003) && l <= 0) && m <= 2147483647)) || ((1000 <= m && m <= 1003) && l <= 0) - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: (((0 <= i + j && i <= 0) && i + j <= 0) && 0 <= i) && 2 + j <= a - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((((i + j + k <= 3 && 0 <= i + j) && i <= 0) && 0 <= i) && 2 + j <= a) && 3 <= k - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: ((((((((i + j + k <= 3 && 0 <= i + j) && 0 <= j) && i + j <= 0) && 0 <= i + j + k + l) && l <= 0) && 0 <= l) && 2 + j <= a) && l + 4 <= b) && j <= 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 125.8MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.42ms. Allocated memory is still 153.1MB. Free memory was 117.0MB in the beginning and 117.3MB in the end (delta: -309.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.42ms. Allocated memory is still 153.1MB. Free memory was 117.3MB in the beginning and 116.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.46ms. Allocated memory is still 153.1MB. Free memory was 116.0MB in the beginning and 114.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 492.79ms. Allocated memory is still 153.1MB. Free memory was 114.8MB in the beginning and 101.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 32859.18ms. Allocated memory was 153.1MB in the beginning and 402.7MB in the end (delta: 249.6MB). Free memory was 101.3MB in the beginning and 301.8MB in the end (delta: -200.5MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. * Witness Printer took 72.48ms. Allocated memory is still 402.7MB. Free memory was 301.8MB in the beginning and 298.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 18:24:40,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98c21cfd-356a-4260-8663-474f45408050/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE