./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_13_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/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_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_13_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/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 64bit --witnessprinter.graph.data.programhash 4827a0bc2e091d886a5d666b173af1094682f3e0b49ae95ec574460a497607cd --- 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 17:20:11,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:20:11,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:20:11,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:20:11,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:20:11,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:20:11,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:20:11,067 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:20:11,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:20:11,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:20:11,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:20:11,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:20:11,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:20:11,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:20:11,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:20:11,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:20:11,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:20:11,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:20:11,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:20:11,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:20:11,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:20:11,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:20:11,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:20:11,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:20:11,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:20:11,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:20:11,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:20:11,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:20:11,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:20:11,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:20:11,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:20:11,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:20:11,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:20:11,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:20:11,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:20:11,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:20:11,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:20:11,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:20:11,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:20:11,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:20:11,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:20:11,141 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:20:11,178 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:20:11,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:20:11,180 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:20:11,180 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:20:11,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:20:11,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:20:11,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:20:11,182 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:20:11,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:20:11,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:20:11,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:20:11,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:20:11,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:20:11,184 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:20:11,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:20:11,185 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:20:11,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:20:11,185 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:20:11,185 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:20:11,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:20:11,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:20:11,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:20:11,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:20:11,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:20:11,187 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:20:11,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:20:11,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:20:11,187 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_604c842c-b524-4968-825f-7016950e134e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4827a0bc2e091d886a5d666b173af1094682f3e0b49ae95ec574460a497607cd [2022-11-20 17:20:11,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:20:11,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:20:11,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:20:11,530 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:20:11,530 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:20:11,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_13_good.i [2022-11-20 17:20:14,550 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:20:15,065 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:20:15,066 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_13_good.i [2022-11-20 17:20:15,099 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ/data/3054bcb6a/631129e6015d4df7b9e6207dff749fd0/FLAGb60784e5a [2022-11-20 17:20:15,119 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ/data/3054bcb6a/631129e6015d4df7b9e6207dff749fd0 [2022-11-20 17:20:15,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:20:15,125 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:20:15,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:20:15,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:20:15,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:20:15,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:20:15" (1/1) ... [2022-11-20 17:20:15,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@253c582d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:15, skipping insertion in model container [2022-11-20 17:20:15,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:20:15" (1/1) ... [2022-11-20 17:20:15,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:20:15,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:20:15,644 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:20:16,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:20:16,259 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:20:16,287 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:20:16,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:20:16,457 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:20:16,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:16 WrapperNode [2022-11-20 17:20:16,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:20:16,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:20:16,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:20:16,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:20:16,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:16" (1/1) ... [2022-11-20 17:20:16,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:16" (1/1) ... [2022-11-20 17:20:16,522 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2022-11-20 17:20:16,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:20:16,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:20:16,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:20:16,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:20:16,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:16" (1/1) ... [2022-11-20 17:20:16,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:16" (1/1) ... [2022-11-20 17:20:16,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:16" (1/1) ... [2022-11-20 17:20:16,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:16" (1/1) ... [2022-11-20 17:20:16,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:16" (1/1) ... [2022-11-20 17:20:16,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:16" (1/1) ... [2022-11-20 17:20:16,565 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:16" (1/1) ... [2022-11-20 17:20:16,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:16" (1/1) ... [2022-11-20 17:20:16,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:20:16,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:20:16,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:20:16,584 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:20:16,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:20:16" (1/1) ... [2022-11-20 17:20:16,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:20:16,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:20:16,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:20:16,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:20:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:20:16,699 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:20:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:20:16,700 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:20:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:20:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:20:16,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:20:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:20:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:20:16,890 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:20:16,892 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:20:17,219 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:20:17,384 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:20:17,384 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:20:17,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:20:17 BoogieIcfgContainer [2022-11-20 17:20:17,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:20:17,388 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:20:17,388 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:20:17,435 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:20:17,435 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:20:17" (1/1) ... [2022-11-20 17:20:17,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:20:17,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-11-20 17:20:17,501 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-11-20 17:20:17,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:20:17,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:17,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:17,880 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 17:20:17,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:17,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-11-20 17:20:17,927 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-11-20 17:20:17,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:20:17,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:17,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:18,004 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 17:20:18,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-11-20 17:20:18,049 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-11-20 17:20:18,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:20:18,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:18,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:18,172 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 17:20:18,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:18,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-11-20 17:20:18,204 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-20 17:20:18,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:20:18,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:18,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:18,331 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 17:20:18,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:18,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2022-11-20 17:20:18,408 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2022-11-20 17:20:18,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:20:18,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:18,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:18,532 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 17:20:18,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:18,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 46 states and 63 transitions. [2022-11-20 17:20:18,620 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2022-11-20 17:20:18,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:20:18,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:18,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:18,725 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 17:20:18,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:18,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 68 transitions. [2022-11-20 17:20:18,771 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2022-11-20 17:20:18,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:20:18,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:18,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:18,910 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 17:20:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:19,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 74 transitions. [2022-11-20 17:20:19,009 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 74 transitions. [2022-11-20 17:20:19,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:20:19,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:19,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:19,101 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 17:20:19,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:19,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 78 transitions. [2022-11-20 17:20:19,229 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2022-11-20 17:20:19,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:20:19,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:19,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:19,308 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:20:19,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:19,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 77 transitions. [2022-11-20 17:20:19,427 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2022-11-20 17:20:19,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:20:19,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:19,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:19,484 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:20:19,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:19,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 76 transitions. [2022-11-20 17:20:19,601 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2022-11-20 17:20:19,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:20:19,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:19,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:19,664 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 17:20:19,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:19,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 73 transitions. [2022-11-20 17:20:19,905 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-11-20 17:20:19,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:20:19,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:19,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:19,982 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 17:20:20,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:20,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 72 transitions. [2022-11-20 17:20:20,022 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-11-20 17:20:20,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:20:20,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:20,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:20,089 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 17:20:20,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 40 states and 51 transitions. [2022-11-20 17:20:20,326 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-20 17:20:20,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:20:20,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:20,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:20,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:20,429 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 17:20:20,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:20,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 39 states and 50 transitions. [2022-11-20 17:20:20,675 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-11-20 17:20:20,675 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:20:20,676 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-11-20 17:20:20,683 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 17:20:20,783 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:20:20,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:20:20 ImpRootNode [2022-11-20 17:20:20,790 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:20:20,792 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:20:20,793 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:20:20,793 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:20:20,793 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:20:17" (3/4) ... [2022-11-20 17:20:20,801 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:20:20,806 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 17:20:20,807 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 17:20:20,815 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-20 17:20:20,815 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 17:20:20,815 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 17:20:20,816 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:20:20,868 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:20:20,869 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:20:20,869 INFO L158 Benchmark]: Toolchain (without parser) took 5744.35ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 117.3MB in the beginning and 120.2MB in the end (delta: -2.9MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2022-11-20 17:20:20,870 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 82.8MB in the end (delta: 75.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:20:20,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1329.87ms. Allocated memory is still 151.0MB. Free memory was 117.0MB in the beginning and 101.6MB in the end (delta: 15.4MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2022-11-20 17:20:20,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.38ms. Allocated memory is still 151.0MB. Free memory was 101.0MB in the beginning and 97.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:20:20,871 INFO L158 Benchmark]: Boogie Preprocessor took 59.67ms. Allocated memory is still 151.0MB. Free memory was 97.4MB in the beginning and 95.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:20:20,871 INFO L158 Benchmark]: RCFGBuilder took 803.87ms. Allocated memory is still 151.0MB. Free memory was 95.9MB in the beginning and 64.8MB in the end (delta: 31.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 17:20:20,872 INFO L158 Benchmark]: CodeCheck took 3402.56ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 64.8MB in the beginning and 124.4MB in the end (delta: -59.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:20:20,872 INFO L158 Benchmark]: Witness Printer took 76.57ms. Allocated memory is still 182.5MB. Free memory was 124.4MB in the beginning and 120.2MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:20:20,874 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, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1400 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 430 mSDsluCounter, 867 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 236 mSDsCounter, 259 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1202 IncrementalHoareTripleChecker+Invalid, 1461 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 259 mSolverCounterUnsat, 631 mSDtfsCounter, 1202 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2202 GetRequests, 2144 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1104 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 243 NumberOfCodeBlocks, 243 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 229 ConstructedInterpolants, 0 QuantifiedInterpolants, 455 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 16/16 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1650]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 82.8MB in the end (delta: 75.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1329.87ms. Allocated memory is still 151.0MB. Free memory was 117.0MB in the beginning and 101.6MB in the end (delta: 15.4MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.38ms. Allocated memory is still 151.0MB. Free memory was 101.0MB in the beginning and 97.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.67ms. Allocated memory is still 151.0MB. Free memory was 97.4MB in the beginning and 95.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 803.87ms. Allocated memory is still 151.0MB. Free memory was 95.9MB in the beginning and 64.8MB in the end (delta: 31.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 3402.56ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 64.8MB in the beginning and 124.4MB in the end (delta: -59.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 76.57ms. Allocated memory is still 182.5MB. Free memory was 124.4MB in the beginning and 120.2MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:20:20,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_604c842c-b524-4968-825f-7016950e134e/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