./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Toulouse-MultiBranchesToLoop-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Toulouse-MultiBranchesToLoop-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL --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 eae29037f39f72e492ffc0d4d80667eddad5a4a3f1ba42f69f0f22dd69021a00 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:44:37,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:44:37,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:44:37,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:44:37,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:44:37,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:44:37,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:44:37,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:44:37,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:44:37,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:44:37,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:44:37,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:44:37,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:44:37,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:44:37,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:44:37,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:44:37,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:44:37,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:44:37,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:44:37,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:44:37,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:44:37,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:44:37,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:44:37,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:44:37,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:44:37,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:44:37,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:44:37,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:44:37,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:44:37,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:44:37,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:44:37,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:44:37,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:44:37,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:44:37,938 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:44:37,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:44:37,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:44:37,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:44:37,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:44:37,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:44:37,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:44:37,943 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-25 07:44:37,983 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:44:37,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:44:37,985 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:44:37,986 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:44:37,986 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:44:37,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:44:37,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:44:37,987 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:44:37,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:44:37,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:44:37,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:44:37,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:44:37,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:44:37,996 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:44:37,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:44:37,996 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:44:37,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:44:37,997 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:44:37,997 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:44:37,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:44:37,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:44:37,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:44:37,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:44:37,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:44:37,998 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:44:37,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:44:37,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:44:37,999 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_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eae29037f39f72e492ffc0d4d80667eddad5a4a3f1ba42f69f0f22dd69021a00 [2021-11-25 07:44:38,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:44:38,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:44:38,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:44:38,364 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:44:38,364 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:44:38,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/termination-crafted/Toulouse-MultiBranchesToLoop-1.c [2021-11-25 07:44:38,438 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/data/715103478/0c12f4e3923d4ffd9e63c1e9b874272d/FLAGe8c132539 [2021-11-25 07:44:38,897 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:44:38,897 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/sv-benchmarks/c/termination-crafted/Toulouse-MultiBranchesToLoop-1.c [2021-11-25 07:44:38,904 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/data/715103478/0c12f4e3923d4ffd9e63c1e9b874272d/FLAGe8c132539 [2021-11-25 07:44:39,271 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/data/715103478/0c12f4e3923d4ffd9e63c1e9b874272d [2021-11-25 07:44:39,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:44:39,275 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:44:39,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:44:39,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:44:39,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:44:39,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:44:39" (1/1) ... [2021-11-25 07:44:39,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c0726b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:39, skipping insertion in model container [2021-11-25 07:44:39,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:44:39" (1/1) ... [2021-11-25 07:44:39,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:44:39,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:44:39,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:44:39,488 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:44:39,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:44:39,538 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:44:39,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:39 WrapperNode [2021-11-25 07:44:39,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:44:39,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:44:39,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:44:39,541 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:44:39,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:39" (1/1) ... [2021-11-25 07:44:39,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:39" (1/1) ... [2021-11-25 07:44:39,575 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 85 [2021-11-25 07:44:39,576 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:44:39,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:44:39,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:44:39,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:44:39,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:39" (1/1) ... [2021-11-25 07:44:39,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:39" (1/1) ... [2021-11-25 07:44:39,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:39" (1/1) ... [2021-11-25 07:44:39,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:39" (1/1) ... [2021-11-25 07:44:39,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:39" (1/1) ... [2021-11-25 07:44:39,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:39" (1/1) ... [2021-11-25 07:44:39,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:39" (1/1) ... [2021-11-25 07:44:39,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:44:39,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:44:39,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:44:39,600 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:44:39,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:44:39" (1/1) ... [2021-11-25 07:44:39,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:44:39,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:44:39,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:44:39,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:44:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:44:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:44:39,760 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:44:39,762 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:44:40,033 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:44:40,073 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:44:40,073 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 07:44:40,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:44:40 BoogieIcfgContainer [2021-11-25 07:44:40,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:44:40,077 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:44:40,077 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:44:40,088 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:44:40,088 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:44:40" (1/1) ... [2021-11-25 07:44:40,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:44:40,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 83 states and 91 transitions. [2021-11-25 07:44:40,169 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 91 transitions. [2021-11-25 07:44:40,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:44:40,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:40,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 82 states and 90 transitions. [2021-11-25 07:44:40,385 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 90 transitions. [2021-11-25 07:44:40,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:44:40,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:40,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 81 states and 89 transitions. [2021-11-25 07:44:40,447 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 89 transitions. [2021-11-25 07:44:40,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:44:40,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:40,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 80 states and 88 transitions. [2021-11-25 07:44:40,601 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions. [2021-11-25 07:44:40,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:44:40,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:40,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 79 states and 87 transitions. [2021-11-25 07:44:40,701 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2021-11-25 07:44:40,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:44:40,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:40,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 80 states and 88 transitions. [2021-11-25 07:44:40,914 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions. [2021-11-25 07:44:40,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:44:40,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:40,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:40,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 79 states and 87 transitions. [2021-11-25 07:44:40,944 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2021-11-25 07:44:40,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:44:40,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:40,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:41,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 78 states and 86 transitions. [2021-11-25 07:44:41,056 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 86 transitions. [2021-11-25 07:44:41,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:44:41,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:41,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 77 states and 85 transitions. [2021-11-25 07:44:41,186 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2021-11-25 07:44:41,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:44:41,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:41,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 76 states and 84 transitions. [2021-11-25 07:44:41,260 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 84 transitions. [2021-11-25 07:44:41,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:44:41,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:41,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 77 states and 85 transitions. [2021-11-25 07:44:41,304 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2021-11-25 07:44:41,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:44:41,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:41,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 76 states and 84 transitions. [2021-11-25 07:44:41,329 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 84 transitions. [2021-11-25 07:44:41,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:44:41,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:41,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 75 states and 83 transitions. [2021-11-25 07:44:41,460 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 83 transitions. [2021-11-25 07:44:41,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:44:41,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:41,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2021-11-25 07:44:41,583 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2021-11-25 07:44:41,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:44:41,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:41,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2021-11-25 07:44:41,639 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2021-11-25 07:44:41,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:44:41,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:41,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2021-11-25 07:44:41,674 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2021-11-25 07:44:41,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:44:41,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:41,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2021-11-25 07:44:41,697 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2021-11-25 07:44:41,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:44:41,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:41,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 72 states and 80 transitions. [2021-11-25 07:44:41,810 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions. [2021-11-25 07:44:41,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:44:41,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:41,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:41,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:41,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:41,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2021-11-25 07:44:41,988 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2021-11-25 07:44:41,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:44:41,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:41,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:42,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2021-11-25 07:44:42,067 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2021-11-25 07:44:42,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:44:42,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:42,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2021-11-25 07:44:42,108 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2021-11-25 07:44:42,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:44:42,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:42,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2021-11-25 07:44:42,132 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2021-11-25 07:44:42,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:44:42,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:42,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 69 states and 77 transitions. [2021-11-25 07:44:42,259 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2021-11-25 07:44:42,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:44:42,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:42,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2021-11-25 07:44:42,471 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2021-11-25 07:44:42,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:44:42,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:42,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2021-11-25 07:44:42,537 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2021-11-25 07:44:42,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:44:42,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:42,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2021-11-25 07:44:42,584 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2021-11-25 07:44:42,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:44:42,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:42,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2021-11-25 07:44:42,631 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2021-11-25 07:44:42,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:44:42,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 74 transitions. [2021-11-25 07:44:42,766 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2021-11-25 07:44:42,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:44:42,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:42,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 65 states and 73 transitions. [2021-11-25 07:44:42,927 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2021-11-25 07:44:42,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:44:42,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:42,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:42,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:42,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2021-11-25 07:44:42,996 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2021-11-25 07:44:42,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:44:42,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:42,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:43,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2021-11-25 07:44:43,017 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2021-11-25 07:44:43,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:44:43,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:43,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2021-11-25 07:44:43,055 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2021-11-25 07:44:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:44:43,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:43,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2021-11-25 07:44:43,179 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2021-11-25 07:44:43,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:44:43,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:43,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2021-11-25 07:44:43,341 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2021-11-25 07:44:43,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:44:43,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:43,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2021-11-25 07:44:43,406 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2021-11-25 07:44:43,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:44:43,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:43,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2021-11-25 07:44:43,427 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2021-11-25 07:44:43,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:44:43,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:43,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2021-11-25 07:44:43,471 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2021-11-25 07:44:43,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:44:43,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:43,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2021-11-25 07:44:43,623 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2021-11-25 07:44:43,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:43,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:43,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 59 states and 67 transitions. [2021-11-25 07:44:43,820 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 67 transitions. [2021-11-25 07:44:43,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:44:43,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:43,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:43,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:43,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 58 states and 66 transitions. [2021-11-25 07:44:43,885 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2021-11-25 07:44:43,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:44:43,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:43,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:44,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:44,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:44,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 77 states and 88 transitions. [2021-11-25 07:44:44,641 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 88 transitions. [2021-11-25 07:44:44,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:44:44,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:44,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:44,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:44,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:44,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 77 states and 87 transitions. [2021-11-25 07:44:44,762 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2021-11-25 07:44:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:44:44,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:44,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:44,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:44,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:44,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2021-11-25 07:44:44,854 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2021-11-25 07:44:44,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:44:44,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:44,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:44,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:45,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:45,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2021-11-25 07:44:45,154 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2021-11-25 07:44:45,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:44:45,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:45,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:45,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:45,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:45,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 79 states and 92 transitions. [2021-11-25 07:44:45,242 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2021-11-25 07:44:45,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:44:45,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:45,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:45,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:45,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:45,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 79 states and 91 transitions. [2021-11-25 07:44:45,342 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 91 transitions. [2021-11-25 07:44:45,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:44:45,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:45,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:45,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:45,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 90 transitions. [2021-11-25 07:44:45,436 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 90 transitions. [2021-11-25 07:44:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:44:45,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:45,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:45,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:45,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:45,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 62 states and 71 transitions. [2021-11-25 07:44:45,532 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2021-11-25 07:44:45,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:44:45,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:45,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 07:44:45,539 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 07:44:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 07:44:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 07:44:45,571 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 07:44:45,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 07:44:45,587 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 48 iterations. [2021-11-25 07:44:45,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 07:44:45 ImpRootNode [2021-11-25 07:44:45,617 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-25 07:44:45,617 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 07:44:45,617 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 07:44:45,617 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 07:44:45,618 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:44:40" (3/4) ... [2021-11-25 07:44:45,620 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-25 07:44:45,668 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/witness.graphml [2021-11-25 07:44:45,668 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 07:44:45,669 INFO L158 Benchmark]: Toolchain (without parser) took 6393.97ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 52.9MB in the beginning and 82.6MB in the end (delta: -29.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2021-11-25 07:44:45,670 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 94.4MB. Free memory was 69.2MB in the beginning and 69.2MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:44:45,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.02ms. Allocated memory is still 94.4MB. Free memory was 52.7MB in the beginning and 70.2MB in the end (delta: -17.6MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2021-11-25 07:44:45,671 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.45ms. Allocated memory is still 94.4MB. Free memory was 70.2MB in the beginning and 68.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:44:45,672 INFO L158 Benchmark]: Boogie Preprocessor took 22.07ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 67.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 07:44:45,672 INFO L158 Benchmark]: RCFGBuilder took 477.00ms. Allocated memory is still 94.4MB. Free memory was 67.6MB in the beginning and 54.7MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 07:44:45,673 INFO L158 Benchmark]: CodeCheck took 5539.66ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 54.7MB in the beginning and 84.7MB in the end (delta: -30.0MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2021-11-25 07:44:45,674 INFO L158 Benchmark]: Witness Printer took 51.10ms. Allocated memory is still 136.3MB. Free memory was 84.7MB in the beginning and 82.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 07:44:45,678 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, 83 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 48, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5254 SdHoareTripleChecker+Valid, 16.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3952 mSDsluCounter, 560 SdHoareTripleChecker+Invalid, 13.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3592 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14165 IncrementalHoareTripleChecker+Invalid, 17757 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3592 mSolverCounterUnsat, 560 mSDtfsCounter, 14165 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5624 GetRequests, 5220 SyntacticMatches, 264 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16109 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 797 NumberOfCodeBlocks, 797 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 722 ConstructedInterpolants, 0 QuantifiedInterpolants, 1644 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 47 InterpolantComputations, 47 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 65]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int x; [L15] int y; [L16] int z; [L17] y = __VERIFIER_nondet_int() [L18] z = __VERIFIER_nondet_int() [L19] COND FALSE !(__VERIFIER_nondet_int() != 0) [L22] x = -1 VAL [x=-1, y=-2147483640, z=0] [L24] COND FALSE !(x > 0) VAL [x=-1, y=-2147483640, z=0] [L27] EXPR x - 1 [L27] x = x - 1 VAL [x=-2, y=-2147483640, z=0] [L29] COND FALSE !(x > 0) VAL [x=-2, y=-2147483640, z=0] [L32] EXPR x - 1 [L32] x = x - 1 VAL [x=-3, y=-2147483640, z=0] [L34] COND FALSE !(x > 0) VAL [x=-3, y=-2147483640, z=0] [L37] EXPR x - 1 [L37] x = x - 1 VAL [x=-4, y=-2147483640, z=0] [L39] COND FALSE !(x > 0) VAL [x=-4, y=-2147483640, z=0] [L42] EXPR x - 1 [L42] x = x - 1 VAL [x=-5, y=-2147483640, z=0] [L44] COND FALSE !(x > 0) VAL [x=-5, y=-2147483640, z=0] [L47] EXPR x - 1 [L47] x = x - 1 VAL [x=-6, y=-2147483640, z=0] [L49] COND FALSE !(x > 0) VAL [x=-6, y=-2147483640, z=0] [L52] EXPR x - 1 [L52] x = x - 1 VAL [x=-7, y=-2147483640, z=0] [L54] COND FALSE !(x > 0) VAL [x=-7, y=-2147483640, z=0] [L57] EXPR x - 1 [L57] x = x - 1 VAL [x=-8, y=-2147483640, z=0] [L59] COND FALSE !(x > 0) VAL [x=-8, y=-2147483640, z=0] [L62] EXPR x - 1 [L62] x = x - 1 VAL [x=-9, y=-2147483640, z=0] [L64] COND TRUE y<100 && z<100 VAL [x=-9, y=-2147483640, z=0] [L65] y+x VAL [x=-9, y=-2147483640, z=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 94.4MB. Free memory was 69.2MB in the beginning and 69.2MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.02ms. Allocated memory is still 94.4MB. Free memory was 52.7MB in the beginning and 70.2MB in the end (delta: -17.6MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.45ms. Allocated memory is still 94.4MB. Free memory was 70.2MB in the beginning and 68.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.07ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 67.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 477.00ms. Allocated memory is still 94.4MB. Free memory was 67.6MB in the beginning and 54.7MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 5539.66ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 54.7MB in the beginning and 84.7MB in the end (delta: -30.0MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Witness Printer took 51.10ms. Allocated memory is still 136.3MB. Free memory was 84.7MB in the beginning and 82.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-25 07:44:45,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864de4f2-c0a0-46fa-94dd-04edcce15a6c/bin/ukojak-d1pc8ZmBRL/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)