./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/genady.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_973956d7-bd1a-4569-9879-dd0ff1b10934/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/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_973956d7-bd1a-4569-9879-dd0ff1b10934/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/genady.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/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_973956d7-bd1a-4569-9879-dd0ff1b10934/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 287610e8766968d20807fa7cedb2876e161017ade0a329100f16c8240065cc6a --- 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 17:30:21,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:30:21,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:30:21,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:30:21,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:30:21,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:30:21,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:30:21,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:30:21,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:30:21,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:30:21,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:30:21,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:30:21,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:30:21,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:30:21,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:30:21,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:30:21,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:30:21,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:30:21,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:30:21,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:30:21,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:30:21,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:30:21,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:30:21,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:30:21,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:30:21,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:30:21,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:30:21,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:30:21,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:30:21,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:30:21,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:30:21,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:30:21,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:30:21,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:30:21,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:30:21,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:30:21,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:30:21,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:30:21,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:30:21,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:30:21,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:30:21,394 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:30:21,435 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:30:21,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:30:21,437 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:30:21,437 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:30:21,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:30:21,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:30:21,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:30:21,438 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:30:21,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:30:21,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:30:21,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:30:21,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:30:21,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:30:21,440 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:30:21,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:30:21,441 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:30:21,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:30:21,441 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:30:21,441 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:30:21,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:30:21,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:30:21,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:30:21,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:30:21,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:30:21,442 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:30:21,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:30:21,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:30:21,443 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_973956d7-bd1a-4569-9879-dd0ff1b10934/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 287610e8766968d20807fa7cedb2876e161017ade0a329100f16c8240065cc6a [2022-11-20 17:30:21,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:30:21,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:30:21,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:30:21,795 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:30:21,796 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:30:21,798 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-crafted-lit/genady.c [2022-11-20 17:30:24,828 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:30:25,040 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:30:25,041 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/sv-benchmarks/c/termination-crafted-lit/genady.c [2022-11-20 17:30:25,047 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/bin/ukojak-pZX7IvK2PQ/data/72dcb76c7/92fac37576a64f14a238b4f74401a41d/FLAG44d86fe67 [2022-11-20 17:30:25,064 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/bin/ukojak-pZX7IvK2PQ/data/72dcb76c7/92fac37576a64f14a238b4f74401a41d [2022-11-20 17:30:25,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:30:25,068 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:30:25,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:30:25,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:30:25,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:30:25,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57116a4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25, skipping insertion in model container [2022-11-20 17:30:25,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:30:25,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:30:25,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:30:25,330 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:30:25,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:30:25,360 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:30:25,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25 WrapperNode [2022-11-20 17:30:25,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:30:25,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:30:25,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:30:25,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:30:25,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,390 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2022-11-20 17:30:25,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:30:25,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:30:25,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:30:25,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:30:25,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,475 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:30:25,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:30:25,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:30:25,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:30:25,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:30:25,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:30:25,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:30:25,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:30:25,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:30:25,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:30:25,639 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:30:25,640 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:30:25,756 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:30:25,767 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:30:25,767 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:30:25,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:30:25 BoogieIcfgContainer [2022-11-20 17:30:25,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:30:25,771 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:30:25,771 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:30:25,782 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:30:25,782 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:30:25" (1/1) ... [2022-11-20 17:30:25,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:30:25,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:25,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2022-11-20 17:30:25,848 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2022-11-20 17:30:25,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 17:30:25,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:25,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:25,988 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 17:30:26,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:26,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2022-11-20 17:30:26,033 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-11-20 17:30:26,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:30:26,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:26,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:26,106 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 17:30:26,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:26,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2022-11-20 17:30:26,208 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2022-11-20 17:30:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:30:26,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:26,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:26,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:26,241 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 17:30:26,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:26,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2022-11-20 17:30:26,529 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2022-11-20 17:30:26,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:30:26,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:26,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:26,601 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 17:30:26,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:26,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2022-11-20 17:30:26,879 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2022-11-20 17:30:26,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:30:26,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:26,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:26,950 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 17:30:27,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:27,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2022-11-20 17:30:27,215 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2022-11-20 17:30:27,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:30:27,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:27,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:27,271 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 17:30:27,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:27,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 38 states and 54 transitions. [2022-11-20 17:30:27,552 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2022-11-20 17:30:27,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:30:27,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:27,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:27,620 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 17:30:27,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:27,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2022-11-20 17:30:27,847 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2022-11-20 17:30:27,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:30:27,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:27,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:27,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:28,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:28,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2022-11-20 17:30:28,329 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2022-11-20 17:30:28,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:30:28,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:28,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:28,396 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:28,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:28,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2022-11-20 17:30:28,737 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2022-11-20 17:30:28,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:30:28,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:28,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:28,814 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:28,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:28,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2022-11-20 17:30:28,967 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2022-11-20 17:30:28,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:30:28,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:28,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:29,047 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:29,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:29,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2022-11-20 17:30:29,323 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2022-11-20 17:30:29,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:30:29,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:29,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:29,377 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:29,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:29,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2022-11-20 17:30:29,761 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2022-11-20 17:30:29,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:30:29,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:29,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:29,931 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:30,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:30,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 64 states and 96 transitions. [2022-11-20 17:30:30,296 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 96 transitions. [2022-11-20 17:30:30,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:30:30,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:30,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:30,429 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:30:30,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 69 states and 107 transitions. [2022-11-20 17:30:30,979 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 107 transitions. [2022-11-20 17:30:30,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:30:30,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:30,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:31,062 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:31,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:31,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 76 states and 123 transitions. [2022-11-20 17:30:31,700 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 123 transitions. [2022-11-20 17:30:31,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:30:31,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:31,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:31,789 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:30:32,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:32,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 81 states and 136 transitions. [2022-11-20 17:30:32,121 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 136 transitions. [2022-11-20 17:30:32,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:30:32,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:32,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:32,227 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:30:32,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:32,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 85 states and 145 transitions. [2022-11-20 17:30:32,567 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 145 transitions. [2022-11-20 17:30:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:30:32,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:32,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:32,590 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:30:32,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:32,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 88 states and 151 transitions. [2022-11-20 17:30:32,915 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 151 transitions. [2022-11-20 17:30:32,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:30:32,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:32,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:33,178 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 17:30:34,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:34,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 95 states and 169 transitions. [2022-11-20 17:30:34,344 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 169 transitions. [2022-11-20 17:30:34,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:30:34,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:34,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:34,546 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:35,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:35,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 101 states and 175 transitions. [2022-11-20 17:30:35,519 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 175 transitions. [2022-11-20 17:30:35,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:30:35,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:35,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:35,623 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:36,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:36,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 104 states and 181 transitions. [2022-11-20 17:30:36,093 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 181 transitions. [2022-11-20 17:30:36,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:30:36,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:36,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:36,252 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:30:36,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:36,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 109 states and 195 transitions. [2022-11-20 17:30:36,989 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 195 transitions. [2022-11-20 17:30:36,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:30:36,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:36,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:37,093 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:38,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:38,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 116 states and 215 transitions. [2022-11-20 17:30:38,103 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 215 transitions. [2022-11-20 17:30:38,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:30:38,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:38,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:38,125 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-20 17:30:38,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:38,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 118 states and 217 transitions. [2022-11-20 17:30:38,334 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 217 transitions. [2022-11-20 17:30:38,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:30:38,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:38,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:38,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:38,388 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:30:39,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:39,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 122 states and 221 transitions. [2022-11-20 17:30:39,031 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 221 transitions. [2022-11-20 17:30:39,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:30:39,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:39,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:39,101 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:30:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:39,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 126 states and 225 transitions. [2022-11-20 17:30:39,889 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 225 transitions. [2022-11-20 17:30:39,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:30:39,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:39,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:40,139 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:40,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:40,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 130 states and 229 transitions. [2022-11-20 17:30:40,985 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 229 transitions. [2022-11-20 17:30:40,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:30:40,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:40,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:41,089 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:42,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:42,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 137 states and 247 transitions. [2022-11-20 17:30:42,092 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 247 transitions. [2022-11-20 17:30:42,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:30:42,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:42,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:42,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:42,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 139 states and 251 transitions. [2022-11-20 17:30:42,433 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 251 transitions. [2022-11-20 17:30:42,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:30:42,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:42,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:42,457 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-20 17:30:42,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:42,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 141 states and 253 transitions. [2022-11-20 17:30:42,694 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 253 transitions. [2022-11-20 17:30:42,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:30:42,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:42,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:42,778 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-20 17:30:44,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:44,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 149 states and 261 transitions. [2022-11-20 17:30:44,289 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 261 transitions. [2022-11-20 17:30:44,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:30:44,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:44,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:44,565 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:45,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:45,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 156 states and 268 transitions. [2022-11-20 17:30:45,811 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 268 transitions. [2022-11-20 17:30:45,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:30:45,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:45,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:46,256 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 54 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:47,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:47,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 163 states and 289 transitions. [2022-11-20 17:30:47,692 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 289 transitions. [2022-11-20 17:30:47,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:30:47,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:47,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:47,782 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 54 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:48,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:48,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 165 states and 292 transitions. [2022-11-20 17:30:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 292 transitions. [2022-11-20 17:30:48,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:30:48,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:48,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:48,165 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-20 17:30:48,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:48,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 167 states and 294 transitions. [2022-11-20 17:30:48,447 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 294 transitions. [2022-11-20 17:30:48,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:30:48,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:48,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:48,549 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-11-20 17:30:50,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:50,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 175 states and 306 transitions. [2022-11-20 17:30:50,641 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 306 transitions. [2022-11-20 17:30:50,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:30:50,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:50,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:50,718 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-11-20 17:30:51,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:51,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 177 states and 308 transitions. [2022-11-20 17:30:51,099 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 308 transitions. [2022-11-20 17:30:51,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:30:51,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:51,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:51,459 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:53,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:53,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 184 states and 321 transitions. [2022-11-20 17:30:53,622 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 321 transitions. [2022-11-20 17:30:53,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:30:53,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:53,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:53,667 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 57 proven. 6 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-20 17:30:56,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:56,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 191 states and 329 transitions. [2022-11-20 17:30:56,007 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 329 transitions. [2022-11-20 17:30:56,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:30:56,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:56,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:56,058 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 57 proven. 6 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-20 17:30:56,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:56,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 193 states and 331 transitions. [2022-11-20 17:30:56,673 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 331 transitions. [2022-11-20 17:30:56,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:30:56,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:56,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:57,099 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 85 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:00,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:00,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 203 states and 353 transitions. [2022-11-20 17:31:00,239 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 353 transitions. [2022-11-20 17:31:00,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:31:00,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:00,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:00,360 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 85 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:01,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:01,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 206 states and 356 transitions. [2022-11-20 17:31:01,163 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 356 transitions. [2022-11-20 17:31:01,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:31:01,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:01,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:01,256 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 85 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:02,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:02,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 208 states and 358 transitions. [2022-11-20 17:31:02,103 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 358 transitions. [2022-11-20 17:31:02,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:31:02,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:02,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:02,185 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-11-20 17:31:02,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 209 states and 358 transitions. [2022-11-20 17:31:02,706 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 358 transitions. [2022-11-20 17:31:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:31:02,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:02,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:03,110 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:04,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:04,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 212 states and 362 transitions. [2022-11-20 17:31:04,708 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 362 transitions. [2022-11-20 17:31:04,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:31:04,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:04,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:04,825 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:05,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 215 states and 365 transitions. [2022-11-20 17:31:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 365 transitions. [2022-11-20 17:31:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:31:05,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:05,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:05,905 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:06,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:06,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 217 states and 366 transitions. [2022-11-20 17:31:06,739 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 366 transitions. [2022-11-20 17:31:06,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:31:06,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:06,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:06,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:07,151 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 123 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:31:08,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:08,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2022-11-20 17:31:08,065 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2022-11-20 17:31:08,066 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:31:08,066 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2022-11-20 17:31:08,080 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-11-20 17:31:08,366 INFO L560 CodeCheckObserver]: Invariant with dag size 50 [2022-11-20 17:31:08,378 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:31:08,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:31:08 ImpRootNode [2022-11-20 17:31:08,379 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:31:08,379 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:31:08,380 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:31:08,380 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:31:08,380 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:30:25" (3/4) ... [2022-11-20 17:31:08,383 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:31:08,393 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 17:31:08,394 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 17:31:08,394 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 17:31:08,431 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:31:08,431 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:31:08,432 INFO L158 Benchmark]: Toolchain (without parser) took 43363.88ms. Allocated memory was 159.4MB in the beginning and 434.1MB in the end (delta: 274.7MB). Free memory was 92.1MB in the beginning and 145.3MB in the end (delta: -53.1MB). Peak memory consumption was 224.2MB. Max. memory is 16.1GB. [2022-11-20 17:31:08,434 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 159.4MB. Free memory is still 132.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:31:08,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.74ms. Allocated memory is still 159.4MB. Free memory was 92.0MB in the beginning and 124.4MB in the end (delta: -32.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2022-11-20 17:31:08,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.86ms. Allocated memory is still 159.4MB. Free memory was 124.4MB in the beginning and 123.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:31:08,439 INFO L158 Benchmark]: Boogie Preprocessor took 87.87ms. Allocated memory is still 159.4MB. Free memory was 123.0MB in the beginning and 131.9MB in the end (delta: -8.9MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2022-11-20 17:31:08,439 INFO L158 Benchmark]: RCFGBuilder took 289.16ms. Allocated memory is still 159.4MB. Free memory was 131.9MB in the beginning and 122.8MB in the end (delta: 9.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:31:08,440 INFO L158 Benchmark]: CodeCheck took 42607.86ms. Allocated memory was 159.4MB in the beginning and 434.1MB in the end (delta: 274.7MB). Free memory was 122.8MB in the beginning and 147.4MB in the end (delta: -24.6MB). Peak memory consumption was 253.3MB. Max. memory is 16.1GB. [2022-11-20 17:31:08,440 INFO L158 Benchmark]: Witness Printer took 52.12ms. Allocated memory is still 434.1MB. Free memory was 147.4MB in the beginning and 145.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:31:08,442 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, 16 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 42.3s, OverallIterations: 49, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11482 SdHoareTripleChecker+Valid, 48.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11342 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 39.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5045 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34629 IncrementalHoareTripleChecker+Invalid, 39674 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5045 mSolverCounterUnsat, 0 mSDtfsCounter, 34629 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10880 GetRequests, 9818 SyntacticMatches, 518 SemanticMatches, 544 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177110 ImplicationChecksByTransitivity, 36.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 1366 NumberOfCodeBlocks, 1366 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 1318 ConstructedInterpolants, 0 QuantifiedInterpolants, 4885 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 25 PerfectInterpolantSequences, 2183/2746 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: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: 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: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: (((((((10001 <= i + j && j <= 4) && i <= 9993 + j) || ((10001 <= i + j && j <= 3) && i <= 9995 + j)) || (((10001 <= i + j && j <= 3 + i) && j <= 9996) && !(j <= i + 1))) || ((!(10000 <= i) && !(j <= 1)) && 9997 + j <= i)) || ((10001 <= i + j && i <= 9995) && j <= i + 1)) || ((10001 <= i + j && i <= j + 9991) && j <= 5)) || (((j <= 1 && i <= 9999 + j) && 1 <= j) && 9999 + j <= i) - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 159.4MB. Free memory is still 132.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.74ms. Allocated memory is still 159.4MB. Free memory was 92.0MB in the beginning and 124.4MB in the end (delta: -32.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.86ms. Allocated memory is still 159.4MB. Free memory was 124.4MB in the beginning and 123.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 87.87ms. Allocated memory is still 159.4MB. Free memory was 123.0MB in the beginning and 131.9MB in the end (delta: -8.9MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. * RCFGBuilder took 289.16ms. Allocated memory is still 159.4MB. Free memory was 131.9MB in the beginning and 122.8MB in the end (delta: 9.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 42607.86ms. Allocated memory was 159.4MB in the beginning and 434.1MB in the end (delta: 274.7MB). Free memory was 122.8MB in the beginning and 147.4MB in the end (delta: -24.6MB). Peak memory consumption was 253.3MB. Max. memory is 16.1GB. * Witness Printer took 52.12ms. Allocated memory is still 434.1MB. Free memory was 147.4MB in the beginning and 145.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:31:08,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_973956d7-bd1a-4569-9879-dd0ff1b10934/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