./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/c.02.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/c.02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ec6e9d2be73321164eafccfcba6c9ab6d46693cbd28502eb52f7ed5ea8ae4935 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 21:51:43,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 21:51:43,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 21:51:43,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 21:51:43,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 21:51:43,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 21:51:43,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 21:51:43,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 21:51:43,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 21:51:43,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 21:51:43,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 21:51:43,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 21:51:43,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 21:51:43,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 21:51:43,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 21:51:43,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 21:51:43,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 21:51:43,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 21:51:43,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 21:51:43,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 21:51:43,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 21:51:43,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 21:51:43,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 21:51:43,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 21:51:43,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 21:51:43,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 21:51:43,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 21:51:43,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 21:51:43,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 21:51:43,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 21:51:43,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 21:51:43,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 21:51:43,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 21:51:43,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 21:51:43,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 21:51:43,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 21:51:43,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 21:51:43,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 21:51:43,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 21:51:43,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 21:51:43,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 21:51:43,620 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 21:51:43,652 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 21:51:43,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 21:51:43,653 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 21:51:43,654 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 21:51:43,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 21:51:43,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 21:51:43,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 21:51:43,655 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 21:51:43,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 21:51:43,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 21:51:43,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 21:51:43,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 21:51:43,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 21:51:43,657 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 21:51:43,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 21:51:43,657 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 21:51:43,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 21:51:43,658 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 21:51:43,658 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 21:51:43,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 21:51:43,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:51:43,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 21:51:43,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 21:51:43,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 21:51:43,659 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 21:51:43,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 21:51:43,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 21:51:43,660 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_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec6e9d2be73321164eafccfcba6c9ab6d46693cbd28502eb52f7ed5ea8ae4935 [2022-11-21 21:51:43,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 21:51:43,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 21:51:43,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 21:51:43,994 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 21:51:43,994 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 21:51:43,995 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-restricted-15/c.02.c [2022-11-21 21:51:47,004 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 21:51:47,194 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 21:51:47,195 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/sv-benchmarks/c/termination-restricted-15/c.02.c [2022-11-21 21:51:47,201 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/data/e687c4d9c/d354823fc111406a9fcafd4998398b8a/FLAGa9d6ed74e [2022-11-21 21:51:47,220 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/data/e687c4d9c/d354823fc111406a9fcafd4998398b8a [2022-11-21 21:51:47,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 21:51:47,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 21:51:47,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 21:51:47,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 21:51:47,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 21:51:47,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248408e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47, skipping insertion in model container [2022-11-21 21:51:47,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 21:51:47,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:51:47,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:51:47,453 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 21:51:47,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:51:47,479 INFO L208 MainTranslator]: Completed translation [2022-11-21 21:51:47,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47 WrapperNode [2022-11-21 21:51:47,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 21:51:47,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 21:51:47,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 21:51:47,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 21:51:47,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,510 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 32 [2022-11-21 21:51:47,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 21:51:47,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 21:51:47,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 21:51:47,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 21:51:47,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,529 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 21:51:47,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 21:51:47,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 21:51:47,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 21:51:47,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:51:47,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/z3 [2022-11-21 21:51:47,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 21:51:47,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 21:51:47,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 21:51:47,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 21:51:47,705 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 21:51:47,708 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 21:51:47,859 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 21:51:47,878 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 21:51:47,879 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 21:51:47,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:51:47 BoogieIcfgContainer [2022-11-21 21:51:47,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 21:51:47,882 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 21:51:47,882 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 21:51:47,892 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 21:51:47,892 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:51:47" (1/1) ... [2022-11-21 21:51:47,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 21:51:48,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:48,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2022-11-21 21:51:48,021 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2022-11-21 21:51:48,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 21:51:48,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:48,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:48,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:48,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:48,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2022-11-21 21:51:48,275 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2022-11-21 21:51:48,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 21:51:48,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:48,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:48,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:48,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:48,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2022-11-21 21:51:48,399 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-11-21 21:51:48,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 21:51:48,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:48,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:48,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:48,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:48,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2022-11-21 21:51:48,484 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2022-11-21 21:51:48,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 21:51:48,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:48,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:48,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:48,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:48,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2022-11-21 21:51:48,700 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2022-11-21 21:51:48,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 21:51:48,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:48,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:48,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:49,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:49,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2022-11-21 21:51:49,065 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2022-11-21 21:51:49,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 21:51:49,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:49,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:49,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:49,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2022-11-21 21:51:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2022-11-21 21:51:49,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 21:51:49,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:49,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:49,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 21:51:49,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:49,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2022-11-21 21:51:49,565 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2022-11-21 21:51:49,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 21:51:49,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:49,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:49,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:49,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:49,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2022-11-21 21:51:49,849 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2022-11-21 21:51:49,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 21:51:49,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:49,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:49,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 21:51:50,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:50,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2022-11-21 21:51:50,112 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2022-11-21 21:51:50,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 21:51:50,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:50,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:50,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:50,179 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 21:51:50,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:50,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2022-11-21 21:51:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2022-11-21 21:51:50,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 21:51:50,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:50,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:50,309 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:50,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2022-11-21 21:51:50,521 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2022-11-21 21:51:50,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 21:51:50,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:50,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:50,558 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 21:51:50,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:50,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2022-11-21 21:51:50,706 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2022-11-21 21:51:50,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 21:51:50,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:50,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:50,755 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 21:51:50,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:50,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2022-11-21 21:51:50,815 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2022-11-21 21:51:50,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 21:51:50,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:50,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:50,901 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 21:51:51,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:51,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions. [2022-11-21 21:51:51,027 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2022-11-21 21:51:51,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 21:51:51,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:51,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:51,073 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 21:51:51,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:51,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 37 states and 52 transitions. [2022-11-21 21:51:51,359 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2022-11-21 21:51:51,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 21:51:51,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:51,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:51,389 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-21 21:51:51,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:51,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2022-11-21 21:51:51,528 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2022-11-21 21:51:51,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 21:51:51,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:51,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:51,571 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-21 21:51:51,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:51,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-11-21 21:51:51,732 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-11-21 21:51:51,732 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 21:51:51,732 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2022-11-21 21:51:51,742 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-11-21 21:51:51,870 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2022-11-21 21:51:51,883 INFO L560 CodeCheckObserver]: Invariant with dag size 8 [2022-11-21 21:51:51,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 09:51:51 ImpRootNode [2022-11-21 21:51:51,884 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 21:51:51,884 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 21:51:51,884 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 21:51:51,885 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 21:51:51,885 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:51:47" (3/4) ... [2022-11-21 21:51:51,888 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 21:51:51,897 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 21:51:51,897 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 21:51:51,897 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 21:51:51,929 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 21:51:51,930 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 21:51:51,930 INFO L158 Benchmark]: Toolchain (without parser) took 4705.17ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 77.3MB in the beginning and 60.8MB in the end (delta: 16.5MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2022-11-21 21:51:51,931 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 21:51:51,931 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.10ms. Allocated memory is still 127.9MB. Free memory was 77.0MB in the beginning and 68.0MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 21:51:51,931 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.99ms. Allocated memory is still 127.9MB. Free memory was 68.0MB in the beginning and 66.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 21:51:51,932 INFO L158 Benchmark]: Boogie Preprocessor took 17.72ms. Allocated memory is still 127.9MB. Free memory was 66.5MB in the beginning and 65.6MB in the end (delta: 843.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 21:51:51,932 INFO L158 Benchmark]: RCFGBuilder took 350.11ms. Allocated memory is still 127.9MB. Free memory was 65.6MB in the beginning and 97.5MB in the end (delta: -31.8MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2022-11-21 21:51:51,933 INFO L158 Benchmark]: CodeCheck took 4001.98ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 97.5MB in the beginning and 62.9MB in the end (delta: 34.5MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. [2022-11-21 21:51:51,933 INFO L158 Benchmark]: Witness Printer took 45.21ms. Allocated memory is still 155.2MB. Free memory was 62.9MB in the beginning and 60.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 21:51:51,935 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: 3.8s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 627 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 550 mSDsluCounter, 64 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 30 mSDsCounter, 510 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2146 IncrementalHoareTripleChecker+Invalid, 2656 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 510 mSolverCounterUnsat, 34 mSDtfsCounter, 2146 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1470 GetRequests, 1375 SyntacticMatches, 1 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3904 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 181 NumberOfCodeBlocks, 181 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 450 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 14 PerfectInterpolantSequences, 92/104 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: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: 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 - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 0 <= x + 2147483648 - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: (1 <= y && x <= 2147483647) && 1 <= x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.10ms. Allocated memory is still 127.9MB. Free memory was 77.0MB in the beginning and 68.0MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.99ms. Allocated memory is still 127.9MB. Free memory was 68.0MB in the beginning and 66.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.72ms. Allocated memory is still 127.9MB. Free memory was 66.5MB in the beginning and 65.6MB in the end (delta: 843.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 350.11ms. Allocated memory is still 127.9MB. Free memory was 65.6MB in the beginning and 97.5MB in the end (delta: -31.8MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * CodeCheck took 4001.98ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 97.5MB in the beginning and 62.9MB in the end (delta: 34.5MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. * Witness Printer took 45.21ms. Allocated memory is still 155.2MB. Free memory was 62.9MB in the beginning and 60.8MB 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! [2022-11-21 21:51:51,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2463415c-5429-413b-a86b-a2c2c95ebb16/bin/ukojak-jW3SillKbg/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