./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-with-pointer/simple-recursive.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/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_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-with-pointer/simple-recursive.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4 --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 32bit --witnessprinter.graph.data.programhash e4b2b33802a1e3212162c0e55c40efaad08f7abe5e8690f0efef5fec80921b38 --- 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 00:25:45,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:25:45,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:25:45,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:25:45,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:25:45,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:25:45,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:25:45,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:25:45,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:25:45,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:25:45,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:25:45,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:25:45,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:25:45,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:25:45,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:25:45,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:25:45,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:25:45,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:25:45,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:25:45,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:25:45,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:25:45,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:25:45,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:25:45,506 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:25:45,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:25:45,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:25:45,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:25:45,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:25:45,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:25:45,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:25:45,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:25:45,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:25:45,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:25:45,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:25:45,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:25:45,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:25:45,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:25:45,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:25:45,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:25:45,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:25:45,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:25:45,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 00:25:45,537 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:25:45,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:25:45,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:25:45,538 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:25:45,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:25:45,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:25:45,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:25:45,540 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:25:45,540 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:25:45,540 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:25:45,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:25:45,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:25:45,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:25:45,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:25:45,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:25:45,541 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:25:45,541 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:25:45,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:25:45,541 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:25:45,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:25:45,541 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:25:45,541 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:25:45,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:25:45,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:25:45,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:25:45,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:25:45,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:25:45,542 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:25:45,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:25:45,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:25:45,543 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_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4b2b33802a1e3212162c0e55c40efaad08f7abe5e8690f0efef5fec80921b38 [2022-12-15 00:25:45,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:25:45,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:25:45,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:25:45,762 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:25:45,762 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:25:45,763 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/recursive-with-pointer/simple-recursive.c [2022-12-15 00:25:48,386 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:25:48,531 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:25:48,531 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/sv-benchmarks/c/recursive-with-pointer/simple-recursive.c [2022-12-15 00:25:48,536 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4/data/eb3bedbb3/8208d3d2c7944af8bc3177ae83497a47/FLAGaaa0ba12e [2022-12-15 00:25:48,546 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4/data/eb3bedbb3/8208d3d2c7944af8bc3177ae83497a47 [2022-12-15 00:25:48,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:25:48,549 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:25:48,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:25:48,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:25:48,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:25:48,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b48b4db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48, skipping insertion in model container [2022-12-15 00:25:48,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:25:48,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:25:48,697 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/sv-benchmarks/c/recursive-with-pointer/simple-recursive.c[439,452] [2022-12-15 00:25:48,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:25:48,711 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:25:48,724 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/sv-benchmarks/c/recursive-with-pointer/simple-recursive.c[439,452] [2022-12-15 00:25:48,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:25:48,739 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:25:48,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48 WrapperNode [2022-12-15 00:25:48,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:25:48,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:25:48,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:25:48,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:25:48,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,771 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2022-12-15 00:25:48,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:25:48,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:25:48,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:25:48,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:25:48,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,788 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:25:48,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:25:48,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:25:48,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:25:48,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:25:48" (1/1) ... [2022-12-15 00:25:48,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:25:48,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:25:48,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:25:48,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:25:48,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:25:48,858 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2022-12-15 00:25:48,858 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2022-12-15 00:25:48,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:25:48,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:25:48,858 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-15 00:25:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-15 00:25:48,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 00:25:48,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:25:48,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:25:48,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 00:25:48,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:25:48,922 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:25:48,924 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:25:49,021 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:25:49,049 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:25:49,049 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 00:25:49,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:25:49 BoogieIcfgContainer [2022-12-15 00:25:49,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:25:49,052 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:25:49,052 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:25:49,060 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:25:49,061 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:25:49" (1/1) ... [2022-12-15 00:25:49,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:25:49,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:49,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2022-12-15 00:25:49,117 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-12-15 00:25:49,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 00:25:49,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:49,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:49,489 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 00:25:49,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:49,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 25 transitions. [2022-12-15 00:25:49,584 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-12-15 00:25:49,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 00:25:49,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:49,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:49,707 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 00:25:49,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:49,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 26 transitions. [2022-12-15 00:25:49,723 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-12-15 00:25:49,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 00:25:49,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:49,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:49,949 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:25:50,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:50,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 35 transitions. [2022-12-15 00:25:50,185 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2022-12-15 00:25:50,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 00:25:50,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:50,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:50,521 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:25:50,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:50,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 44 transitions. [2022-12-15 00:25:50,924 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-12-15 00:25:50,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 00:25:50,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:50,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:51,177 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 00:25:51,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:51,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 43 transitions. [2022-12-15 00:25:51,707 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-12-15 00:25:51,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 00:25:51,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:51,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:52,160 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:25:52,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:52,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 52 transitions. [2022-12-15 00:25:52,639 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-12-15 00:25:52,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 00:25:52,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:52,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:53,079 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:25:53,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:53,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 61 transitions. [2022-12-15 00:25:53,612 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2022-12-15 00:25:53,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 00:25:53,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:53,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:54,239 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:25:54,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:54,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 70 transitions. [2022-12-15 00:25:54,906 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-12-15 00:25:54,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-15 00:25:54,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:54,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:55,599 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:25:56,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:56,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 79 transitions. [2022-12-15 00:25:56,379 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2022-12-15 00:25:56,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-15 00:25:56,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:56,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:57,189 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:25:57,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:57,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 88 transitions. [2022-12-15 00:25:57,953 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2022-12-15 00:25:57,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-15 00:25:57,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:57,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:25:58,901 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:25:59,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:25:59,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 77 states and 97 transitions. [2022-12-15 00:25:59,708 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 97 transitions. [2022-12-15 00:25:59,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-15 00:25:59,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:25:59,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:25:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:26:00,676 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:26:01,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:26:01,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 84 states and 106 transitions. [2022-12-15 00:26:01,477 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 106 transitions. [2022-12-15 00:26:01,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-15 00:26:01,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:26:01,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:26:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:26:01,927 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2022-12-15 00:26:02,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:26:02,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 83 states and 105 transitions. [2022-12-15 00:26:02,909 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 105 transitions. [2022-12-15 00:26:02,910 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 00:26:02,910 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2022-12-15 00:26:02,917 INFO L754 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2022-12-15 00:26:03,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 12:26:03 ImpRootNode [2022-12-15 00:26:03,295 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 00:26:03,295 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 00:26:03,295 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 00:26:03,296 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 00:26:03,296 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:25:49" (3/4) ... [2022-12-15 00:26:03,298 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 00:26:03,303 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure foo [2022-12-15 00:26:03,303 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure plus [2022-12-15 00:26:03,305 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-12-15 00:26:03,305 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-15 00:26:03,305 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-15 00:26:03,305 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 00:26:03,306 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 00:26:03,328 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 00:26:03,329 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 00:26:03,329 INFO L158 Benchmark]: Toolchain (without parser) took 14780.28ms. Allocated memory was 144.7MB in the beginning and 302.0MB in the end (delta: 157.3MB). Free memory was 104.0MB in the beginning and 104.3MB in the end (delta: -336.0kB). Peak memory consumption was 159.0MB. Max. memory is 16.1GB. [2022-12-15 00:26:03,330 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 144.7MB. Free memory was 120.4MB in the beginning and 120.3MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:26:03,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 190.80ms. Allocated memory is still 144.7MB. Free memory was 104.0MB in the beginning and 94.0MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 00:26:03,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.06ms. Allocated memory is still 144.7MB. Free memory was 94.0MB in the beginning and 92.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:26:03,331 INFO L158 Benchmark]: Boogie Preprocessor took 19.79ms. Allocated memory is still 144.7MB. Free memory was 92.5MB in the beginning and 91.9MB in the end (delta: 614.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:26:03,331 INFO L158 Benchmark]: RCFGBuilder took 259.24ms. Allocated memory is still 144.7MB. Free memory was 91.4MB in the beginning and 79.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 00:26:03,332 INFO L158 Benchmark]: CodeCheck took 14242.78ms. Allocated memory was 144.7MB in the beginning and 302.0MB in the end (delta: 157.3MB). Free memory was 79.9MB in the beginning and 107.5MB in the end (delta: -27.6MB). Peak memory consumption was 131.7MB. Max. memory is 16.1GB. [2022-12-15 00:26:03,332 INFO L158 Benchmark]: Witness Printer took 33.30ms. Allocated memory is still 302.0MB. Free memory was 107.5MB in the beginning and 104.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 00:26:03,335 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 3 procedures, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 13.8s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 359 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 291 mSDsluCounter, 678 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 286 mSDsCounter, 971 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2156 IncrementalHoareTripleChecker+Invalid, 3127 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 971 mSolverCounterUnsat, 392 mSDtfsCounter, 2156 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3345 GetRequests, 3078 SyntacticMatches, 33 SemanticMatches, 234 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23176 ImplicationChecksByTransitivity, 8.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 437 NumberOfCodeBlocks, 437 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 424 ConstructedInterpolants, 0 QuantifiedInterpolants, 2140 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 4 PerfectInterpolantSequences, 323/1132 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: 7]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 7]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 144.7MB. Free memory was 120.4MB in the beginning and 120.3MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 190.80ms. Allocated memory is still 144.7MB. Free memory was 104.0MB in the beginning and 94.0MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.06ms. Allocated memory is still 144.7MB. Free memory was 94.0MB in the beginning and 92.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.79ms. Allocated memory is still 144.7MB. Free memory was 92.5MB in the beginning and 91.9MB in the end (delta: 614.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 259.24ms. Allocated memory is still 144.7MB. Free memory was 91.4MB in the beginning and 79.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 14242.78ms. Allocated memory was 144.7MB in the beginning and 302.0MB in the end (delta: 157.3MB). Free memory was 79.9MB in the beginning and 107.5MB in the end (delta: -27.6MB). Peak memory consumption was 131.7MB. Max. memory is 16.1GB. * Witness Printer took 33.30ms. Allocated memory is still 302.0MB. Free memory was 107.5MB in the beginning and 104.3MB 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 00:26:03,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d891d65-33f7-4f56-ab41-ed255fbe8fb2/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