./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1df58a12292e53aa25870e709e17978d63a0e61d4dd56fb439981d66ecb6b925 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:03:19,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:03:19,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:03:19,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:03:19,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:03:19,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:03:19,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:03:19,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:03:19,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:03:19,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:03:19,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:03:19,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:03:19,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:03:19,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:03:19,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:03:19,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:03:19,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:03:19,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:03:19,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:03:19,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:03:19,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:03:19,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:03:19,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:03:19,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:03:19,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:03:19,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:03:19,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:03:19,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:03:19,375 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:03:19,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:03:19,378 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:03:19,379 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:03:19,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:03:19,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:03:19,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:03:19,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:03:19,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:03:19,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:03:19,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:03:19,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:03:19,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:03:19,388 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:03:19,412 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:03:19,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:03:19,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:03:19,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:03:19,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:03:19,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:03:19,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:03:19,414 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:03:19,414 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:03:19,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:03:19,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:03:19,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:03:19,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:03:19,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:03:19,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:03:19,416 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:03:19,416 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:03:19,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:03:19,416 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:03:19,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:03:19,417 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:03:19,417 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:03:19,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:03:19,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:03:19,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:03:19,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:03:19,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:03:19,418 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:03:19,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:03:19,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:03:19,419 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_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1df58a12292e53aa25870e709e17978d63a0e61d4dd56fb439981d66ecb6b925 [2022-11-20 17:03:19,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:03:19,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:03:19,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:03:19,704 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:03:19,705 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:03:19,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i [2022-11-20 17:03:22,801 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:03:23,076 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:03:23,076 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i [2022-11-20 17:03:23,102 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/data/76306fdd0/c8e0dc192d474dc3a78194e7d0100d89/FLAG104b1ce58 [2022-11-20 17:03:23,116 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/data/76306fdd0/c8e0dc192d474dc3a78194e7d0100d89 [2022-11-20 17:03:23,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:03:23,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:03:23,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:03:23,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:03:23,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:03:23,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69a766ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23, skipping insertion in model container [2022-11-20 17:03:23,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:03:23,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:03:23,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:03:23,632 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:03:23,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:03:23,753 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:03:23,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23 WrapperNode [2022-11-20 17:03:23,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:03:23,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:03:23,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:03:23,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:03:23,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,826 INFO L138 Inliner]: procedures = 164, calls = 70, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 32 [2022-11-20 17:03:23,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:03:23,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:03:23,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:03:23,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:03:23,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,848 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:03:23,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:03:23,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:03:23,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:03:23,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:03:23" (1/1) ... [2022-11-20 17:03:23,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:03:23,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:03:23,886 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:03:23,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:03:23,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 17:03:23,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 17:03:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:03:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:03:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:03:23,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 17:03:23,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:03:23,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:03:24,045 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:03:24,048 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:03:24,232 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:03:24,280 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:03:24,280 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:03:24,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:03:24 BoogieIcfgContainer [2022-11-20 17:03:24,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:03:24,284 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:03:24,284 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:03:24,304 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:03:24,305 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:03:24" (1/1) ... [2022-11-20 17:03:24,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:03:24,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:24,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-11-20 17:03:24,365 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-11-20 17:03:24,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:03:24,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:24,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:24,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:03:24,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:24,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2022-11-20 17:03:24,907 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2022-11-20 17:03:24,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:03:24,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:24,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:25,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:03:25,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:25,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2022-11-20 17:03:25,063 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2022-11-20 17:03:25,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:03:25,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:25,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:25,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:25,265 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:03:25,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:25,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-11-20 17:03:25,448 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-11-20 17:03:25,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:03:25,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:25,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:25,576 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:03:25,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:25,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 29 transitions. [2022-11-20 17:03:25,802 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2022-11-20 17:03:25,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:03:25,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:25,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:25,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:25,947 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:03:26,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:26,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 36 transitions. [2022-11-20 17:03:26,088 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2022-11-20 17:03:26,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:03:26,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:26,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:26,358 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 17:03:26,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:26,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 43 transitions. [2022-11-20 17:03:26,546 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2022-11-20 17:03:26,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:03:26,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:26,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:26,779 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:03:26,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:26,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 38 states and 50 transitions. [2022-11-20 17:03:26,987 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 50 transitions. [2022-11-20 17:03:26,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:03:26,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:26,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:27,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:27,339 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-20 17:03:27,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:27,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 57 transitions. [2022-11-20 17:03:27,535 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-11-20 17:03:27,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:03:27,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:27,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:27,949 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 17:03:28,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:28,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 64 transitions. [2022-11-20 17:03:28,158 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 64 transitions. [2022-11-20 17:03:28,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 17:03:28,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:28,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:28,556 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-20 17:03:28,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:28,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 71 transitions. [2022-11-20 17:03:28,786 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2022-11-20 17:03:28,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:03:28,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:28,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:29,337 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-20 17:03:29,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:29,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 58 states and 78 transitions. [2022-11-20 17:03:29,599 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 78 transitions. [2022-11-20 17:03:29,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:03:29,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:29,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:29,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:30,167 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-20 17:03:30,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:30,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 85 transitions. [2022-11-20 17:03:30,448 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2022-11-20 17:03:30,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 17:03:30,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:30,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:32,286 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 219 proven. 46 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-20 17:03:39,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:39,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 59 states and 79 transitions. [2022-11-20 17:03:39,610 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-11-20 17:03:39,610 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:03:39,611 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2022-11-20 17:03:39,619 INFO L754 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2022-11-20 17:03:39,836 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:03:39,841 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:03:39,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:03:39 ImpRootNode [2022-11-20 17:03:39,843 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:03:39,844 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:03:39,844 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:03:39,845 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:03:39,845 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:03:24" (3/4) ... [2022-11-20 17:03:39,851 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:03:39,863 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-20 17:03:39,871 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-11-20 17:03:39,876 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 17:03:39,877 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 17:03:39,924 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:03:39,924 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:03:39,925 INFO L158 Benchmark]: Toolchain (without parser) took 16805.33ms. Allocated memory was 121.6MB in the beginning and 287.3MB in the end (delta: 165.7MB). Free memory was 75.7MB in the beginning and 102.0MB in the end (delta: -26.3MB). Peak memory consumption was 141.1MB. Max. memory is 16.1GB. [2022-11-20 17:03:39,926 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory was 86.3MB in the beginning and 86.3MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:03:39,926 INFO L158 Benchmark]: CACSL2BoogieTranslator took 632.58ms. Allocated memory was 121.6MB in the beginning and 165.7MB in the end (delta: 44.0MB). Free memory was 75.4MB in the beginning and 130.9MB in the end (delta: -55.5MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2022-11-20 17:03:39,927 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.14ms. Allocated memory is still 165.7MB. Free memory was 130.9MB in the beginning and 128.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:03:39,927 INFO L158 Benchmark]: Boogie Preprocessor took 25.58ms. Allocated memory is still 165.7MB. Free memory was 128.8MB in the beginning and 127.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:03:39,928 INFO L158 Benchmark]: RCFGBuilder took 430.10ms. Allocated memory is still 165.7MB. Free memory was 127.8MB in the beginning and 115.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:03:39,928 INFO L158 Benchmark]: CodeCheck took 15559.56ms. Allocated memory was 165.7MB in the beginning and 287.3MB in the end (delta: 121.6MB). Free memory was 115.2MB in the beginning and 104.1MB in the end (delta: 11.1MB). Peak memory consumption was 132.6MB. Max. memory is 16.1GB. [2022-11-20 17:03:39,929 INFO L158 Benchmark]: Witness Printer took 80.54ms. Allocated memory is still 287.3MB. Free memory was 104.1MB in the beginning and 102.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:03:39,931 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 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 15.3s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 823 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 388 mSDsluCounter, 505 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 180 mSDsCounter, 603 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2037 IncrementalHoareTripleChecker+Invalid, 2640 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 603 mSolverCounterUnsat, 325 mSDtfsCounter, 2037 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3715 GetRequests, 3499 SyntacticMatches, 0 SemanticMatches, 216 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19800 ImplicationChecksByTransitivity, 10.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 550 NumberOfCodeBlocks, 550 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 537 ConstructedInterpolants, 0 QuantifiedInterpolants, 1343 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 2 PerfectInterpolantSequences, 799/1630 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: 766]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 766]: 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 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory was 86.3MB in the beginning and 86.3MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 632.58ms. Allocated memory was 121.6MB in the beginning and 165.7MB in the end (delta: 44.0MB). Free memory was 75.4MB in the beginning and 130.9MB in the end (delta: -55.5MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.14ms. Allocated memory is still 165.7MB. Free memory was 130.9MB in the beginning and 128.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.58ms. Allocated memory is still 165.7MB. Free memory was 128.8MB in the beginning and 127.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 430.10ms. Allocated memory is still 165.7MB. Free memory was 127.8MB in the beginning and 115.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 15559.56ms. Allocated memory was 165.7MB in the beginning and 287.3MB in the end (delta: 121.6MB). Free memory was 115.2MB in the beginning and 104.1MB in the end (delta: 11.1MB). Peak memory consumption was 132.6MB. Max. memory is 16.1GB. * Witness Printer took 80.54ms. Allocated memory is still 287.3MB. Free memory was 104.1MB in the beginning and 102.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:03:39,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da8a4e1-d2e3-4fcf-bb26-785ab56d1ab0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE