./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_15_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_bc776068-bf10-42bc-a7a2-649c7dbb69c5/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/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_bc776068-bf10-42bc-a7a2-649c7dbb69c5/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/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_bc776068-bf10-42bc-a7a2-649c7dbb69c5/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 41b46cae14752bbf818c00843f21a60e8a9ff457c697e732204ac3392d940a5c --- 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 18:24:00,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:24:00,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:24:00,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:24:00,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:24:00,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:24:00,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:24:00,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:24:00,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:24:00,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:24:00,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:24:00,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:24:00,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:24:00,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:24:00,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:24:00,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:24:00,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:24:00,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:24:00,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:24:00,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:24:00,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:24:00,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:24:00,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:24:00,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:24:00,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:24:00,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:24:00,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:24:00,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:24:00,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:24:00,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:24:00,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:24:00,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:24:00,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:24:00,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:24:00,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:24:00,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:24:00,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:24:00,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:24:00,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:24:00,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:24:00,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:24:00,941 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 18:24:00,981 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:24:00,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:24:00,983 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:24:00,983 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:24:00,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:24:00,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:24:00,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:24:00,985 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:24:00,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:24:00,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:24:00,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:24:00,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:24:00,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:24:00,987 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:24:00,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:24:00,987 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:24:00,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:24:00,988 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:24:00,988 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:24:00,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:24:00,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:24:00,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:24:00,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:24:00,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:24:00,989 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:24:00,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:24:00,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:24:00,990 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_bc776068-bf10-42bc-a7a2-649c7dbb69c5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41b46cae14752bbf818c00843f21a60e8a9ff457c697e732204ac3392d940a5c [2022-11-20 18:24:01,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:24:01,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:24:01,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:24:01,302 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:24:01,303 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:24:01,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_15_good.i [2022-11-20 18:24:04,398 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:24:04,783 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:24:04,783 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_15_good.i [2022-11-20 18:24:04,818 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/bin/ukojak-pZX7IvK2PQ/data/2771b3146/ae5399406a19465bbb2c4d5c1626a489/FLAG15b3bfd7e [2022-11-20 18:24:04,844 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/bin/ukojak-pZX7IvK2PQ/data/2771b3146/ae5399406a19465bbb2c4d5c1626a489 [2022-11-20 18:24:04,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:24:04,851 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:24:04,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:24:04,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:24:04,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:24:04,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:04" (1/1) ... [2022-11-20 18:24:04,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c625e89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:04, skipping insertion in model container [2022-11-20 18:24:04,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:04" (1/1) ... [2022-11-20 18:24:04,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:24:04,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:24:05,348 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:24:06,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:24:06,057 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:24:06,085 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:24:06,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:24:06,369 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:24:06,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:06 WrapperNode [2022-11-20 18:24:06,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:24:06,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:24:06,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:24:06,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:24:06,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:06" (1/1) ... [2022-11-20 18:24:06,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:06" (1/1) ... [2022-11-20 18:24:06,431 INFO L138 Inliner]: procedures = 503, calls = 93, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 163 [2022-11-20 18:24:06,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:24:06,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:24:06,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:24:06,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:24:06,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:06" (1/1) ... [2022-11-20 18:24:06,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:06" (1/1) ... [2022-11-20 18:24:06,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:06" (1/1) ... [2022-11-20 18:24:06,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:06" (1/1) ... [2022-11-20 18:24:06,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:06" (1/1) ... [2022-11-20 18:24:06,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:06" (1/1) ... [2022-11-20 18:24:06,469 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:06" (1/1) ... [2022-11-20 18:24:06,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:06" (1/1) ... [2022-11-20 18:24:06,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:24:06,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:24:06,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:24:06,475 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:24:06,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:06" (1/1) ... [2022-11-20 18:24:06,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:24:06,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:24:06,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:24:06,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:24:06,574 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 18:24:06,574 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 18:24:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 18:24:06,575 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 18:24:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:24:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:24:06,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:24:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:24:06,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:24:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:24:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 18:24:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:24:06,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:24:06,822 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:24:06,824 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:24:07,134 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:24:07,209 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:24:07,213 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:24:07,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:07 BoogieIcfgContainer [2022-11-20 18:24:07,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:24:07,219 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:24:07,219 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:24:07,231 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:24:07,231 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:07" (1/1) ... [2022-11-20 18:24:07,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:24:07,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:07,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 65 states and 95 transitions. [2022-11-20 18:24:07,330 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2022-11-20 18:24:07,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:24:07,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:07,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:07,957 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 18:24:08,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:08,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 70 states and 106 transitions. [2022-11-20 18:24:08,034 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2022-11-20 18:24:08,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:24:08,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:08,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:08,126 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 18:24:08,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:08,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 72 states and 108 transitions. [2022-11-20 18:24:08,199 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2022-11-20 18:24:08,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:24:08,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:08,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:08,245 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 18:24:08,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:08,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 88 transitions. [2022-11-20 18:24:08,274 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2022-11-20 18:24:08,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:24:08,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:08,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:08,331 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 18:24:08,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:08,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 61 states and 87 transitions. [2022-11-20 18:24:08,460 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2022-11-20 18:24:08,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:24:08,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:08,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:08,550 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 18:24:08,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:08,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 60 states and 84 transitions. [2022-11-20 18:24:08,566 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2022-11-20 18:24:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:24:08,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:08,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:08,888 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 18:24:09,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:09,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 64 states and 93 transitions. [2022-11-20 18:24:09,012 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2022-11-20 18:24:09,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:24:09,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:09,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:09,161 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 18:24:09,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:09,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 66 states and 95 transitions. [2022-11-20 18:24:09,306 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2022-11-20 18:24:09,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:24:09,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:09,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:09,367 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 18:24:09,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:09,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 77 transitions. [2022-11-20 18:24:09,415 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2022-11-20 18:24:09,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:24:09,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:09,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:09,483 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 18:24:09,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:09,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 54 states and 72 transitions. [2022-11-20 18:24:09,664 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2022-11-20 18:24:09,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:24:09,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:09,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:09,787 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 18:24:09,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:09,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 77 transitions. [2022-11-20 18:24:09,840 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2022-11-20 18:24:09,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 18:24:09,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:09,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:09,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:09,957 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 18:24:10,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:10,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 61 states and 83 transitions. [2022-11-20 18:24:10,100 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions. [2022-11-20 18:24:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 18:24:10,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:10,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:10,183 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:24:10,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:10,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 51 states and 67 transitions. [2022-11-20 18:24:10,238 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2022-11-20 18:24:10,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 18:24:10,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:10,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:10,319 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 18:24:10,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:10,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 49 states and 62 transitions. [2022-11-20 18:24:10,541 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2022-11-20 18:24:10,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 18:24:10,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:10,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:10,652 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 18:24:10,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:10,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 52 states and 68 transitions. [2022-11-20 18:24:10,733 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2022-11-20 18:24:10,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 18:24:10,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:10,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:10,828 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 18:24:10,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:10,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 56 states and 75 transitions. [2022-11-20 18:24:10,977 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2022-11-20 18:24:10,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 18:24:10,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:10,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:11,097 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 18:24:11,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:11,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 45 states and 55 transitions. [2022-11-20 18:24:11,167 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2022-11-20 18:24:11,167 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 18:24:11,168 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2022-11-20 18:24:11,177 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 18:24:11,292 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:24:11,297 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:24:11,297 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:24:11,297 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:24:11,297 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:24:11,298 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:24:11,298 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:24:11,298 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:24:11,298 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:24:11,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:24:11 ImpRootNode [2022-11-20 18:24:11,300 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:24:11,305 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:24:11,306 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:24:11,306 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:24:11,307 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:07" (3/4) ... [2022-11-20 18:24:11,312 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 18:24:11,318 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 18:24:11,319 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 18:24:11,326 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2022-11-20 18:24:11,327 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-20 18:24:11,327 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 18:24:11,327 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 18:24:11,328 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 18:24:11,416 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 18:24:11,416 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:24:11,417 INFO L158 Benchmark]: Toolchain (without parser) took 6566.09ms. Allocated memory was 182.5MB in the beginning and 237.0MB in the end (delta: 54.5MB). Free memory was 135.4MB in the beginning and 174.8MB in the end (delta: -39.4MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2022-11-20 18:24:11,417 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 134.2MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:24:11,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1516.85ms. Allocated memory is still 182.5MB. Free memory was 135.0MB in the beginning and 116.7MB in the end (delta: 18.2MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2022-11-20 18:24:11,418 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.47ms. Allocated memory is still 182.5MB. Free memory was 116.7MB in the beginning and 113.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:24:11,418 INFO L158 Benchmark]: Boogie Preprocessor took 41.00ms. Allocated memory is still 182.5MB. Free memory was 113.5MB in the beginning and 112.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:24:11,418 INFO L158 Benchmark]: RCFGBuilder took 743.59ms. Allocated memory is still 182.5MB. Free memory was 112.3MB in the beginning and 91.7MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 18:24:11,419 INFO L158 Benchmark]: CodeCheck took 4081.31ms. Allocated memory was 182.5MB in the beginning and 237.0MB in the end (delta: 54.5MB). Free memory was 91.7MB in the beginning and 179.0MB in the end (delta: -87.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:24:11,419 INFO L158 Benchmark]: Witness Printer took 110.75ms. Allocated memory is still 237.0MB. Free memory was 179.0MB in the beginning and 174.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:24:11,422 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, 65 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1761 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 284 mSDsluCounter, 1322 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 344 mSDsCounter, 417 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1033 IncrementalHoareTripleChecker+Invalid, 1450 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 417 mSolverCounterUnsat, 978 mSDtfsCounter, 1033 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3173 GetRequests, 3111 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 985 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 369 NumberOfCodeBlocks, 369 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 353 ConstructedInterpolants, 0 QuantifiedInterpolants, 493 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 58/58 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: 1569]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1569]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1597]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1597]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1653]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1653]: 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: 1623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1592]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1674]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1583]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1552]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 134.2MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1516.85ms. Allocated memory is still 182.5MB. Free memory was 135.0MB in the beginning and 116.7MB in the end (delta: 18.2MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.47ms. Allocated memory is still 182.5MB. Free memory was 116.7MB in the beginning and 113.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.00ms. Allocated memory is still 182.5MB. Free memory was 113.5MB in the beginning and 112.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 743.59ms. Allocated memory is still 182.5MB. Free memory was 112.3MB in the beginning and 91.7MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 4081.31ms. Allocated memory was 182.5MB in the beginning and 237.0MB in the end (delta: 54.5MB). Free memory was 91.7MB in the beginning and 179.0MB in the end (delta: -87.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 110.75ms. Allocated memory is still 237.0MB. Free memory was 179.0MB in the beginning and 174.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 18:24:11,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc776068-bf10-42bc-a7a2-649c7dbb69c5/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