./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_11_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_11_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg --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 fcff98ef51e3b09131273b34f1e7e992e7f5c9a8509de788567aa68bc3d1cb7e --- 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-b5237d8 [2022-11-21 22:58:50,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:58:50,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:58:50,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:58:50,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:58:50,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:58:50,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:58:50,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:58:50,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:58:50,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:58:50,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:58:50,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:58:50,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:58:50,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:58:50,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:58:50,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:58:50,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:58:50,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:58:50,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:58:50,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:58:50,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:58:50,763 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:58:50,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:58:50,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:58:50,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:58:50,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:58:50,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:58:50,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:58:50,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:58:50,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:58:50,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:58:50,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:58:50,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:58:50,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:58:50,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:58:50,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:58:50,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:58:50,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:58:50,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:58:50,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:58:50,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:58:50,788 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:58:50,825 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:58:50,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:58:50,827 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:58:50,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:58:50,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:58:50,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:58:50,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:58:50,829 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:58:50,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:58:50,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:58:50,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:58:50,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:58:50,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:58:50,832 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:58:50,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:58:50,832 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:58:50,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:58:50,833 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:58:50,833 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:58:50,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:58:50,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:58:50,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:58:50,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:58:50,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:58:50,835 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:58:50,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:58:50,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:58:50,836 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_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcff98ef51e3b09131273b34f1e7e992e7f5c9a8509de788567aa68bc3d1cb7e [2022-11-21 22:58:51,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:58:51,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:58:51,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:58:51,176 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:58:51,176 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:58:51,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_11_good.i [2022-11-21 22:58:54,173 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:58:54,575 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:58:54,580 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_11_good.i [2022-11-21 22:58:54,603 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/data/55d34ed47/5a6847a07ab748b9ae98ba574c96c36f/FLAG1bfa9c154 [2022-11-21 22:58:54,617 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/data/55d34ed47/5a6847a07ab748b9ae98ba574c96c36f [2022-11-21 22:58:54,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:58:54,621 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:58:54,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:58:54,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:58:54,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:58:54,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:58:54" (1/1) ... [2022-11-21 22:58:54,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4100450d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:54, skipping insertion in model container [2022-11-21 22:58:54,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:58:54" (1/1) ... [2022-11-21 22:58:54,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:58:54,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:58:55,097 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:58:55,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:58:55,660 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:58:55,679 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:58:55,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:58:55,926 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:58:55,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:55 WrapperNode [2022-11-21 22:58:55,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:58:55,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:58:55,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:58:55,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:58:55,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:55" (1/1) ... [2022-11-21 22:58:55,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:55" (1/1) ... [2022-11-21 22:58:56,059 INFO L138 Inliner]: procedures = 503, calls = 77, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 145 [2022-11-21 22:58:56,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:58:56,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:58:56,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:58:56,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:58:56,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:55" (1/1) ... [2022-11-21 22:58:56,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:55" (1/1) ... [2022-11-21 22:58:56,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:55" (1/1) ... [2022-11-21 22:58:56,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:55" (1/1) ... [2022-11-21 22:58:56,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:55" (1/1) ... [2022-11-21 22:58:56,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:55" (1/1) ... [2022-11-21 22:58:56,119 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:55" (1/1) ... [2022-11-21 22:58:56,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:55" (1/1) ... [2022-11-21 22:58:56,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:58:56,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:58:56,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:58:56,149 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:58:56,150 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:55" (1/1) ... [2022-11-21 22:58:56,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:58:56,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:58:56,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:58:56,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:58:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 22:58:56,242 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 22:58:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:58:56,243 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:58:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2022-11-21 22:58:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2022-11-21 22:58:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:58:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:58:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:58:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2022-11-21 22:58:56,245 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2022-11-21 22:58:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:58:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:58:56,484 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:58:56,486 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:58:56,730 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:58:56,960 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:58:56,961 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:58:56,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:58:56 BoogieIcfgContainer [2022-11-21 22:58:56,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:58:56,964 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:58:56,964 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:58:56,978 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:58:56,979 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:58:56" (1/1) ... [2022-11-21 22:58:56,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:58:57,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:57,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 65 states and 85 transitions. [2022-11-21 22:58:57,054 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2022-11-21 22:58:57,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:58:57,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:57,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:57,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:58:57,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:57,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 64 states and 84 transitions. [2022-11-21 22:58:57,859 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2022-11-21 22:58:57,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:58:57,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:57,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:57,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:58:58,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:58,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 83 transitions. [2022-11-21 22:58:58,092 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2022-11-21 22:58:58,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:58:58,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:58,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:58,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:58:58,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:58,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 80 transitions. [2022-11-21 22:58:58,433 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2022-11-21 22:58:58,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:58:58,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:58,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:58,764 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:58:58,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:58,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 61 states and 79 transitions. [2022-11-21 22:58:58,917 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2022-11-21 22:58:58,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 22:58:58,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:58,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:59,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:58:59,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:59,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 60 states and 78 transitions. [2022-11-21 22:58:59,128 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-11-21 22:58:59,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:58:59,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:59,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:59,263 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-21 22:58:59,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:59,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 60 states and 77 transitions. [2022-11-21 22:58:59,433 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2022-11-21 22:58:59,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 22:58:59,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:59,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:59,546 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 22:58:59,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:59,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 64 states and 84 transitions. [2022-11-21 22:58:59,604 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2022-11-21 22:58:59,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 22:58:59,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:59,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:59,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:59,707 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 22:58:59,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:59,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 92 transitions. [2022-11-21 22:58:59,875 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2022-11-21 22:58:59,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 22:58:59,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:59,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:00,026 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-21 22:59:00,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:00,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 57 states and 72 transitions. [2022-11-21 22:59:00,084 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2022-11-21 22:59:00,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 22:59:00,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:00,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:00,241 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 22:59:00,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:00,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 57 states and 71 transitions. [2022-11-21 22:59:00,467 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-11-21 22:59:00,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-21 22:59:00,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:00,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:00,683 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 22:59:00,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:00,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 56 states and 70 transitions. [2022-11-21 22:59:00,800 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-11-21 22:59:00,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-21 22:59:00,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:00,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:00,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:00,995 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 22:59:01,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:01,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 55 states and 69 transitions. [2022-11-21 22:59:01,166 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2022-11-21 22:59:01,167 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:59:01,167 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-11-21 22:59:01,177 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:59:01,328 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:59:01,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:59:01 ImpRootNode [2022-11-21 22:59:01,335 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:59:01,336 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:59:01,342 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:59:01,342 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:59:01,343 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:58:56" (3/4) ... [2022-11-21 22:59:01,351 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:59:01,366 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 22:59:01,366 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2022-11-21 22:59:01,366 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 22:59:01,367 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2022-11-21 22:59:01,375 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2022-11-21 22:59:01,376 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 22:59:01,376 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 22:59:01,377 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:59:01,473 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:59:01,473 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:59:01,474 INFO L158 Benchmark]: Toolchain (without parser) took 6853.22ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 125.8MB in the beginning and 89.4MB in the end (delta: 36.4MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2022-11-21 22:59:01,476 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 117.4MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:59:01,477 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1306.53ms. Allocated memory is still 159.4MB. Free memory was 125.8MB in the beginning and 62.3MB in the end (delta: 63.5MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-21 22:59:01,477 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.86ms. Allocated memory is still 159.4MB. Free memory was 62.3MB in the beginning and 128.9MB in the end (delta: -66.6MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2022-11-21 22:59:01,478 INFO L158 Benchmark]: Boogie Preprocessor took 86.81ms. Allocated memory is still 159.4MB. Free memory was 128.9MB in the beginning and 127.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:59:01,478 INFO L158 Benchmark]: RCFGBuilder took 815.03ms. Allocated memory is still 159.4MB. Free memory was 126.8MB in the beginning and 96.2MB in the end (delta: 30.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-21 22:59:01,478 INFO L158 Benchmark]: CodeCheck took 4371.02ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 96.2MB in the beginning and 93.6MB in the end (delta: 2.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2022-11-21 22:59:01,479 INFO L158 Benchmark]: Witness Printer took 137.78ms. Allocated memory is still 192.9MB. Free memory was 93.6MB in the beginning and 89.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:59:01,480 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 5 procedures, 65 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1670 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 305 mSDsluCounter, 1153 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 186 mSDsCounter, 326 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1034 IncrementalHoareTripleChecker+Invalid, 1360 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 326 mSolverCounterUnsat, 967 mSDtfsCounter, 1034 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3321 GetRequests, 3267 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 583 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 472 NumberOfCodeBlocks, 472 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 460 ConstructedInterpolants, 0 QuantifiedInterpolants, 612 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 214/220 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: 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: 1642]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 117.4MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1306.53ms. Allocated memory is still 159.4MB. Free memory was 125.8MB in the beginning and 62.3MB in the end (delta: 63.5MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.86ms. Allocated memory is still 159.4MB. Free memory was 62.3MB in the beginning and 128.9MB in the end (delta: -66.6MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.81ms. Allocated memory is still 159.4MB. Free memory was 128.9MB in the beginning and 127.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 815.03ms. Allocated memory is still 159.4MB. Free memory was 126.8MB in the beginning and 96.2MB in the end (delta: 30.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 4371.02ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 96.2MB in the beginning and 93.6MB in the end (delta: 2.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * Witness Printer took 137.78ms. Allocated memory is still 192.9MB. Free memory was 93.6MB in the beginning and 89.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:59:01,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b862ddda-21d4-44c5-9805-ed94d4dd2168/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE