./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 6b4ec56b 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_cf165019-d671-4d76-b7c5-6c7d344a52ee/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/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_cf165019-d671-4d76-b7c5-6c7d344a52ee/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-with-pointer/simple-recursive.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/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_cf165019-d671-4d76-b7c5-6c7d344a52ee/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 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-6b4ec56 [2022-11-20 17:55:48,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:55:48,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:55:48,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:55:48,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:55:48,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:55:48,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:55:48,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:55:48,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:55:48,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:55:48,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:55:48,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:55:48,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:55:48,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:55:48,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:55:48,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:55:48,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:55:48,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:55:48,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:55:48,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:55:48,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:55:48,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:55:48,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:55:48,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:55:48,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:55:48,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:55:48,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:55:48,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:55:48,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:55:48,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:55:48,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:55:48,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:55:48,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:55:48,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:55:48,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:55:48,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:55:48,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:55:48,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:55:48,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:55:48,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:55:48,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:55:48,855 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:55:48,899 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:55:48,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:55:48,903 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:55:48,903 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:55:48,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:55:48,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:55:48,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:55:48,905 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:55:48,905 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:55:48,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:55:48,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:55:48,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:55:48,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:55:48,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:55:48,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:55:48,908 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:55:48,908 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:55:48,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:55:48,909 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:55:48,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:55:48,910 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:55:48,910 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:55:48,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:55:48,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:48,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:55:48,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:55:48,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:55:48,912 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:55:48,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:55:48,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:55:48,913 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_cf165019-d671-4d76-b7c5-6c7d344a52ee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4b2b33802a1e3212162c0e55c40efaad08f7abe5e8690f0efef5fec80921b38 [2022-11-20 17:55:49,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:55:49,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:55:49,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:55:49,180 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:55:49,180 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:55:49,182 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/recursive-with-pointer/simple-recursive.c [2022-11-20 17:55:52,238 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:55:52,422 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:55:52,422 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/sv-benchmarks/c/recursive-with-pointer/simple-recursive.c [2022-11-20 17:55:52,429 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/bin/ukojak-pZX7IvK2PQ/data/99264a006/8d494d7b4c3a490daacebe599fb767a8/FLAGf919f3216 [2022-11-20 17:55:52,445 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/bin/ukojak-pZX7IvK2PQ/data/99264a006/8d494d7b4c3a490daacebe599fb767a8 [2022-11-20 17:55:52,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:55:52,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:55:52,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:55:52,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:55:52,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:55:52,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f814a11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52, skipping insertion in model container [2022-11-20 17:55:52,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:55:52,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:55:52,622 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_cf165019-d671-4d76-b7c5-6c7d344a52ee/sv-benchmarks/c/recursive-with-pointer/simple-recursive.c[439,452] [2022-11-20 17:55:52,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:55:52,636 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:55:52,650 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_cf165019-d671-4d76-b7c5-6c7d344a52ee/sv-benchmarks/c/recursive-with-pointer/simple-recursive.c[439,452] [2022-11-20 17:55:52,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:55:52,666 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:55:52,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52 WrapperNode [2022-11-20 17:55:52,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:55:52,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:55:52,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:55:52,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:55:52,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,699 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2022-11-20 17:55:52,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:55:52,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:55:52,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:55:52,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:55:52,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,716 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,718 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:55:52,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:55:52,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:55:52,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:55:52,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:55:52" (1/1) ... [2022-11-20 17:55:52,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:55:52,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:55:52,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:55:52,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:55:52,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:55:52,808 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2022-11-20 17:55:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2022-11-20 17:55:52,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:55:52,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:55:52,808 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-11-20 17:55:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-11-20 17:55:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:55:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:55:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:55:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:55:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:55:52,889 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:55:52,891 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:55:53,036 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:55:53,083 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:55:53,083 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:55:53,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:53 BoogieIcfgContainer [2022-11-20 17:55:53,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:55:53,088 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:55:53,088 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:55:53,100 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:55:53,101 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:53" (1/1) ... [2022-11-20 17:55:53,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:55:53,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:53,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2022-11-20 17:55:53,272 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-11-20 17:55:53,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:55:53,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:53,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:53,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:54,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:54,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 25 transitions. [2022-11-20 17:55:54,089 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-20 17:55:54,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:55:54,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:54,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:54,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:54,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:54,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 26 transitions. [2022-11-20 17:55:54,369 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-11-20 17:55:54,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:55:54,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:54,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:54,854 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:55,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:55,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 35 transitions. [2022-11-20 17:55:55,241 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2022-11-20 17:55:55,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:55:55,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:55,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:55,524 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:56,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:56,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 34 transitions. [2022-11-20 17:55:56,173 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2022-11-20 17:55:56,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:55:56,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:56,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:56,768 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:57,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:57,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 43 transitions. [2022-11-20 17:55:57,414 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-11-20 17:55:57,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:55:57,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:57,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:59,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:59,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 52 transitions. [2022-11-20 17:55:59,392 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-11-20 17:55:59,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:55:59,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:59,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:00,260 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:01,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:01,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 61 transitions. [2022-11-20 17:56:01,139 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2022-11-20 17:56:01,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:56:01,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:01,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:01,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:02,308 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:03,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:03,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 70 transitions. [2022-11-20 17:56:03,309 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-11-20 17:56:03,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:56:03,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:03,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:04,698 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:05,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:05,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 79 transitions. [2022-11-20 17:56:05,816 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2022-11-20 17:56:05,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:56:05,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:05,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:07,439 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:08,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:08,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 88 transitions. [2022-11-20 17:56:08,675 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2022-11-20 17:56:08,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:56:08,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:08,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:10,396 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:11,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:11,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 77 states and 97 transitions. [2022-11-20 17:56:11,709 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 97 transitions. [2022-11-20 17:56:11,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:56:11,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:11,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:12,350 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2022-11-20 17:56:13,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:13,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 76 states and 96 transitions. [2022-11-20 17:56:13,635 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 96 transitions. [2022-11-20 17:56:13,637 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:56:13,637 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-11-20 17:56:13,646 INFO L754 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2022-11-20 17:56:14,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:56:14 ImpRootNode [2022-11-20 17:56:14,151 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:56:14,152 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:56:14,152 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:56:14,152 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:56:14,153 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:53" (3/4) ... [2022-11-20 17:56:14,156 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:56:14,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure foo [2022-11-20 17:56:14,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure plus [2022-11-20 17:56:14,166 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-20 17:56:14,166 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 17:56:14,166 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 17:56:14,167 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:56:14,167 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:56:14,202 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:56:14,203 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:56:14,204 INFO L158 Benchmark]: Toolchain (without parser) took 21753.69ms. Allocated memory was 178.3MB in the beginning and 448.8MB in the end (delta: 270.5MB). Free memory was 132.3MB in the beginning and 347.4MB in the end (delta: -215.1MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2022-11-20 17:56:14,204 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 140.5MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:56:14,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 216.07ms. Allocated memory is still 178.3MB. Free memory was 132.3MB in the beginning and 122.4MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:56:14,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.60ms. Allocated memory is still 178.3MB. Free memory was 122.4MB in the beginning and 121.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:56:14,205 INFO L158 Benchmark]: Boogie Preprocessor took 20.13ms. Allocated memory is still 178.3MB. Free memory was 121.1MB in the beginning and 119.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:56:14,206 INFO L158 Benchmark]: RCFGBuilder took 365.88ms. Allocated memory is still 178.3MB. Free memory was 119.7MB in the beginning and 107.8MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:56:14,207 INFO L158 Benchmark]: CodeCheck took 21063.58ms. Allocated memory was 178.3MB in the beginning and 448.8MB in the end (delta: 270.5MB). Free memory was 107.8MB in the beginning and 349.5MB in the end (delta: -241.6MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2022-11-20 17:56:14,207 INFO L158 Benchmark]: Witness Printer took 50.98ms. Allocated memory is still 448.8MB. Free memory was 349.5MB in the beginning and 347.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:56:14,210 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: 20.5s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 313 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 251 mSDsluCounter, 578 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 240 mSDsCounter, 816 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1819 IncrementalHoareTripleChecker+Invalid, 2635 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 816 mSolverCounterUnsat, 338 mSDtfsCounter, 1819 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3148 GetRequests, 2895 SyntacticMatches, 35 SemanticMatches, 218 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19591 ImplicationChecksByTransitivity, 12.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 10.2s InterpolantComputationTime, 408 NumberOfCodeBlocks, 408 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 396 ConstructedInterpolants, 0 QuantifiedInterpolants, 2010 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 4 PerfectInterpolantSequences, 303/1071 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 0.30ms. Allocated memory is still 140.5MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 216.07ms. Allocated memory is still 178.3MB. Free memory was 132.3MB in the beginning and 122.4MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.60ms. Allocated memory is still 178.3MB. Free memory was 122.4MB in the beginning and 121.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.13ms. Allocated memory is still 178.3MB. Free memory was 121.1MB in the beginning and 119.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 365.88ms. Allocated memory is still 178.3MB. Free memory was 119.7MB in the beginning and 107.8MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 21063.58ms. Allocated memory was 178.3MB in the beginning and 448.8MB in the end (delta: 270.5MB). Free memory was 107.8MB in the beginning and 349.5MB in the end (delta: -241.6MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Witness Printer took 50.98ms. Allocated memory is still 448.8MB. Free memory was 349.5MB in the beginning and 347.4MB 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 17:56:14,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf165019-d671-4d76-b7c5-6c7d344a52ee/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