./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/array14_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/array14_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a0f9dc1e3a944fe0c87fb9c3f72dec5466e715e61eb5b701f6540feca3c935ad --- 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-2329fc7 [2022-12-15 02:13:47,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:13:47,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:13:47,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:13:47,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:13:47,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:13:47,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:13:47,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:13:47,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:13:47,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:13:47,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:13:47,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:13:47,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:13:47,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:13:47,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:13:47,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:13:47,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:13:47,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:13:47,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:13:47,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:13:47,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:13:47,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:13:47,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:13:47,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:13:47,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:13:47,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:13:47,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:13:47,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:13:47,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:13:47,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:13:47,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:13:47,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:13:47,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:13:47,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:13:47,672 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:13:47,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:13:47,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:13:47,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:13:47,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:13:47,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:13:47,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:13:47,676 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-15 02:13:47,696 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:13:47,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:13:47,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:13:47,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:13:47,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:13:47,698 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:13:47,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:13:47,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:13:47,699 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:13:47,699 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:13:47,699 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:13:47,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:13:47,700 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:13:47,700 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:13:47,700 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:13:47,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:13:47,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:13:47,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:13:47,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:13:47,701 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:13:47,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:13:47,701 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_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0f9dc1e3a944fe0c87fb9c3f72dec5466e715e61eb5b701f6540feca3c935ad [2022-12-15 02:13:47,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:13:47,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:13:47,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:13:47,907 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:13:47,907 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:13:47,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-15/array14_alloca.i [2022-12-15 02:13:50,397 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:13:50,573 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:13:50,574 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/sv-benchmarks/c/termination-15/array14_alloca.i [2022-12-15 02:13:50,580 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/data/888aade5c/dbb20dc3652140c39902580ebb0a180f/FLAGa74fde355 [2022-12-15 02:13:50,965 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/data/888aade5c/dbb20dc3652140c39902580ebb0a180f [2022-12-15 02:13:50,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:13:50,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:13:50,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:13:50,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:13:50,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:13:50,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:13:50" (1/1) ... [2022-12-15 02:13:50,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31e00ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:50, skipping insertion in model container [2022-12-15 02:13:50,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:13:50" (1/1) ... [2022-12-15 02:13:50,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:13:51,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:13:51,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:13:51,239 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:13:51,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:13:51,304 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:13:51,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:51 WrapperNode [2022-12-15 02:13:51,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:13:51,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:13:51,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:13:51,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:13:51,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:51" (1/1) ... [2022-12-15 02:13:51,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:51" (1/1) ... [2022-12-15 02:13:51,335 INFO L138 Inliner]: procedures = 151, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2022-12-15 02:13:51,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:13:51,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:13:51,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:13:51,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:13:51,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:51" (1/1) ... [2022-12-15 02:13:51,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:51" (1/1) ... [2022-12-15 02:13:51,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:51" (1/1) ... [2022-12-15 02:13:51,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:51" (1/1) ... [2022-12-15 02:13:51,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:51" (1/1) ... [2022-12-15 02:13:51,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:51" (1/1) ... [2022-12-15 02:13:51,354 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:51" (1/1) ... [2022-12-15 02:13:51,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:51" (1/1) ... [2022-12-15 02:13:51,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:13:51,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:13:51,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:13:51,358 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:13:51,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:13:51" (1/1) ... [2022-12-15 02:13:51,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:13:51,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:13:51,385 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:13:51,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:13:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:13:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:13:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:13:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:13:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:13:51,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:13:51,484 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:13:51,485 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:13:51,622 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:13:51,668 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:13:51,668 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 02:13:51,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:13:51 BoogieIcfgContainer [2022-12-15 02:13:51,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:13:51,672 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:13:51,672 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:13:51,680 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:13:51,681 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:13:51" (1/1) ... [2022-12-15 02:13:51,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:13:51,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:51,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-12-15 02:13:51,723 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-12-15 02:13:51,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 02:13:51,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:51,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:51,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:51,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:51,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2022-12-15 02:13:51,889 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2022-12-15 02:13:51,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:13:51,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:51,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:51,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:52,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:52,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-12-15 02:13:52,051 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-12-15 02:13:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:13:52,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:52,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:52,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:52,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:52,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2022-12-15 02:13:52,638 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2022-12-15 02:13:52,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:13:52,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:52,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:52,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:52,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:52,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-12-15 02:13:52,673 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-12-15 02:13:52,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:13:52,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:52,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:52,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:52,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:52,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-12-15 02:13:52,852 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-15 02:13:52,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:13:52,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:52,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:52,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:53,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:53,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-12-15 02:13:53,239 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-12-15 02:13:53,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:13:53,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:53,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:53,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:53,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:53,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-12-15 02:13:53,263 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-15 02:13:53,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:13:53,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:53,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:53,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:53,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:53,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2022-12-15 02:13:53,293 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2022-12-15 02:13:53,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:13:53,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:53,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:53,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:53,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:55,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:55,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2022-12-15 02:13:55,385 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2022-12-15 02:13:55,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:13:55,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:55,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:55,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:55,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:55,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2022-12-15 02:13:55,636 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2022-12-15 02:13:55,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:13:55,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:55,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:55,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:55,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:57,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:57,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2022-12-15 02:13:57,261 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2022-12-15 02:13:57,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:13:57,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:57,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:57,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:57,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:57,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2022-12-15 02:13:57,451 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2022-12-15 02:13:57,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:13:57,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:57,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:57,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:58,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:58,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 59 transitions. [2022-12-15 02:13:58,315 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2022-12-15 02:13:58,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:13:58,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:58,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:58,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:58,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:58,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2022-12-15 02:13:58,506 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2022-12-15 02:13:58,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:13:58,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:58,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:58,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:59,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:59,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 40 states and 70 transitions. [2022-12-15 02:13:59,756 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 70 transitions. [2022-12-15 02:13:59,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 02:13:59,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:59,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:59,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:00,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:00,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 43 states and 76 transitions. [2022-12-15 02:14:00,423 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 76 transitions. [2022-12-15 02:14:00,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 02:14:00,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:00,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:00,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:00,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:00,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 44 states and 78 transitions. [2022-12-15 02:14:00,828 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 78 transitions. [2022-12-15 02:14:00,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:14:00,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:00,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:01,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:14:03,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:03,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 54 states and 103 transitions. [2022-12-15 02:14:03,201 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 103 transitions. [2022-12-15 02:14:03,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:14:03,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:03,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:03,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:14:03,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:03,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 55 states and 104 transitions. [2022-12-15 02:14:03,495 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 104 transitions. [2022-12-15 02:14:03,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:14:03,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:03,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:03,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:03,743 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:05,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:05,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 113 transitions. [2022-12-15 02:14:05,303 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 113 transitions. [2022-12-15 02:14:05,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:14:05,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:05,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:05,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:14:06,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:06,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 62 states and 119 transitions. [2022-12-15 02:14:06,373 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 119 transitions. [2022-12-15 02:14:06,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:14:06,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:06,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:06,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:06,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:06,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 122 transitions. [2022-12-15 02:14:06,822 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2022-12-15 02:14:06,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:14:06,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:06,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:07,844 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:10,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:10,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 133 transitions. [2022-12-15 02:14:10,172 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2022-12-15 02:14:10,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:14:10,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:10,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:10,183 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:14:10,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:10,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 67 states and 132 transitions. [2022-12-15 02:14:10,596 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 132 transitions. [2022-12-15 02:14:10,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:14:10,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:10,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:10,737 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:10,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:10,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 68 states and 132 transitions. [2022-12-15 02:14:10,870 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 132 transitions. [2022-12-15 02:14:10,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:14:10,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:10,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:10,887 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:14:11,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:11,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 122 transitions. [2022-12-15 02:14:11,432 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 122 transitions. [2022-12-15 02:14:11,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:14:11,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:11,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:12,410 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:13,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:13,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2022-12-15 02:14:13,555 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2022-12-15 02:14:13,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:14:13,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:13,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:13,598 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:14:14,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:14,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2022-12-15 02:14:14,525 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2022-12-15 02:14:14,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:14:14,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:14,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:14,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:14,956 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:16,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:16,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2022-12-15 02:14:16,747 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2022-12-15 02:14:16,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:14:16,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:16,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:16,799 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:14:16,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:16,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2022-12-15 02:14:16,824 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2022-12-15 02:14:16,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:14:16,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:16,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:16,876 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:17,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:17,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2022-12-15 02:14:17,024 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2022-12-15 02:14:17,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 02:14:17,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:17,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:17,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:14:18,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:18,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2022-12-15 02:14:18,169 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2022-12-15 02:14:18,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 02:14:18,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:18,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:18,543 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:20,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:20,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2022-12-15 02:14:20,980 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2022-12-15 02:14:20,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 02:14:20,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:20,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:21,012 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:14:21,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:21,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-12-15 02:14:21,035 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-12-15 02:14:21,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:14:21,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:21,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:21,662 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:14:25,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:25,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2022-12-15 02:14:25,027 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2022-12-15 02:14:25,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:14:25,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:25,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:25,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:25,064 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 02:14:25,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:25,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-12-15 02:14:25,722 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-12-15 02:14:25,722 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:14:25,722 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2022-12-15 02:14:25,727 INFO L754 CodeCheckObserver]: All specifications hold 9 specifications checked. All of them hold [2022-12-15 02:14:26,051 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-15 02:14:26,057 INFO L560 CodeCheckObserver]: Invariant with dag size 43 [2022-12-15 02:14:26,060 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2022-12-15 02:14:26,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:14:26 ImpRootNode [2022-12-15 02:14:26,061 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:14:26,062 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:14:26,062 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:14:26,062 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:14:26,062 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:13:51" (3/4) ... [2022-12-15 02:14:26,064 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 02:14:26,070 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-12-15 02:14:26,070 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-15 02:14:26,070 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-15 02:14:26,070 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:14:26,086 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\valid[arr] == 1 && arr <= 0) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && !(i <= 1)) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr]) && 1 <= length) && arr + i * 4 <= unknown-#length-unknown[arr]) && 0 <= arr) || (((((((\valid[arr] == 1 && arr <= 0) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr]) && 4 <= arr + i * 4) && 1 <= length) && i <= 1)) || (((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && i == 0) && \valid[arr] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length / 4611686018427387904 <= 0) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && 1 <= length) && 0 <= arr) [2022-12-15 02:14:26,087 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2022-12-15 02:14:26,087 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\valid[arr] == 1 && (j + 1 <= 0 || length <= j)) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) || (((\valid[arr] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && arr + length * 4 <= unknown-#length-unknown[arr]) && 0 <= arr) [2022-12-15 02:14:26,094 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:14:26,095 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:14:26,095 INFO L158 Benchmark]: Toolchain (without parser) took 35127.09ms. Allocated memory is still 144.7MB. Free memory was 108.9MB in the beginning and 79.8MB in the end (delta: 29.0MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2022-12-15 02:14:26,095 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 104.9MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:14:26,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.51ms. Allocated memory is still 144.7MB. Free memory was 108.3MB in the beginning and 91.0MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 02:14:26,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.17ms. Allocated memory is still 144.7MB. Free memory was 91.0MB in the beginning and 89.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:14:26,097 INFO L158 Benchmark]: Boogie Preprocessor took 20.73ms. Allocated memory is still 144.7MB. Free memory was 89.4MB in the beginning and 87.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:14:26,097 INFO L158 Benchmark]: RCFGBuilder took 312.89ms. Allocated memory is still 144.7MB. Free memory was 87.9MB in the beginning and 73.7MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 02:14:26,097 INFO L158 Benchmark]: CodeCheck took 34389.78ms. Allocated memory is still 144.7MB. Free memory was 73.7MB in the beginning and 83.0MB in the end (delta: -9.2MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. [2022-12-15 02:14:26,098 INFO L158 Benchmark]: Witness Printer took 32.95ms. Allocated memory is still 144.7MB. Free memory was 83.0MB in the beginning and 79.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:14:26,099 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, 21 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 34.0s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4200 SdHoareTripleChecker+Valid, 16.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3771 mSDsluCounter, 2684 SdHoareTripleChecker+Invalid, 14.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2313 mSDsCounter, 2533 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11306 IncrementalHoareTripleChecker+Invalid, 13839 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2533 mSolverCounterUnsat, 371 mSDtfsCounter, 11306 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4136 GetRequests, 3659 SyntacticMatches, 127 SemanticMatches, 350 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63284 ImplicationChecksByTransitivity, 30.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 417 NumberOfCodeBlocks, 417 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 381 ConstructedInterpolants, 0 QuantifiedInterpolants, 4408 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 19 PerfectInterpolantSequences, 75/148 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: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 364]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (((((((((\valid[arr] == 1 && arr <= 0) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && !(i <= 1)) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr]) && 1 <= length) && arr + i * 4 <= unknown-#length-unknown[arr]) && 0 <= arr) || (((((((\valid[arr] == 1 && arr <= 0) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr]) && 4 <= arr + i * 4) && 1 <= length) && i <= 1)) || (((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && i == 0) && \valid[arr] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length / 4611686018427387904 <= 0) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && 1 <= length) && 0 <= arr) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: ((\valid[arr] == 1 && (j + 1 <= 0 || length <= j)) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) || (((\valid[arr] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && arr + length * 4 <= unknown-#length-unknown[arr]) && 0 <= arr) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 104.9MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.51ms. Allocated memory is still 144.7MB. Free memory was 108.3MB in the beginning and 91.0MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.17ms. Allocated memory is still 144.7MB. Free memory was 91.0MB in the beginning and 89.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.73ms. Allocated memory is still 144.7MB. Free memory was 89.4MB in the beginning and 87.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 312.89ms. Allocated memory is still 144.7MB. Free memory was 87.9MB in the beginning and 73.7MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 34389.78ms. Allocated memory is still 144.7MB. Free memory was 73.7MB in the beginning and 83.0MB in the end (delta: -9.2MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. * Witness Printer took 32.95ms. Allocated memory is still 144.7MB. Free memory was 83.0MB in the beginning and 79.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 02:14:26,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b49df779-f160-4775-80de-2c5bbf243035/bin/ukojak-rkRKPMF4O4/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