./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_09_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_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/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_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/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_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/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 fc72386314414fabf94e6d82d60679ab07d15db5567c5294668f3d10b3b3054f --- 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 22:20:16,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:20:16,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:20:16,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:20:16,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:20:16,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:20:16,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:20:16,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:20:16,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:20:16,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:20:16,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:20:16,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:20:16,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:20:16,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:20:16,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:20:16,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:20:16,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:20:16,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:20:16,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:20:16,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:20:16,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:20:16,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:20:16,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:20:16,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:20:16,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:20:16,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:20:16,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:20:16,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:20:16,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:20:16,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:20:16,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:20:16,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:20:16,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:20:16,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:20:16,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:20:16,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:20:16,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:20:16,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:20:16,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:20:16,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:20:16,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:20:16,911 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:20:16,938 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:20:16,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:20:16,939 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:20:16,939 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:20:16,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:20:16,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:20:16,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:20:16,941 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:20:16,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:20:16,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:20:16,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:20:16,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:20:16,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:20:16,942 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:20:16,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:20:16,942 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:20:16,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:20:16,943 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:20:16,943 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:20:16,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:20:16,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:20:16,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:20:16,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:20:16,944 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:20:16,944 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:20:16,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:20:16,944 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:20:16,945 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_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc72386314414fabf94e6d82d60679ab07d15db5567c5294668f3d10b3b3054f [2022-11-21 22:20:17,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:20:17,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:20:17,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:20:17,297 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:20:17,298 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:20:17,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_09_good.i [2022-11-21 22:20:20,433 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:20:20,876 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:20:20,877 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_09_good.i [2022-11-21 22:20:20,897 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg/data/b90823e52/fc80f4cc536746b0942999b3096f74a7/FLAG6891ddcbf [2022-11-21 22:20:20,912 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg/data/b90823e52/fc80f4cc536746b0942999b3096f74a7 [2022-11-21 22:20:20,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:20:20,916 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:20:20,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:20:20,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:20:20,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:20:20,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:20:20" (1/1) ... [2022-11-21 22:20:20,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef74775 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:20, skipping insertion in model container [2022-11-21 22:20:20,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:20:20" (1/1) ... [2022-11-21 22:20:20,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:20:21,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:20:21,478 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:20:22,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:20:22,043 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:20:22,071 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:20:22,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:20:22,310 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:20:22,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:22 WrapperNode [2022-11-21 22:20:22,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:20:22,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:20:22,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:20:22,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:20:22,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:22" (1/1) ... [2022-11-21 22:20:22,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:22" (1/1) ... [2022-11-21 22:20:22,422 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2022-11-21 22:20:22,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:20:22,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:20:22,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:20:22,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:20:22,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:22" (1/1) ... [2022-11-21 22:20:22,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:22" (1/1) ... [2022-11-21 22:20:22,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:22" (1/1) ... [2022-11-21 22:20:22,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:22" (1/1) ... [2022-11-21 22:20:22,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:22" (1/1) ... [2022-11-21 22:20:22,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:22" (1/1) ... [2022-11-21 22:20:22,491 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:22" (1/1) ... [2022-11-21 22:20:22,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:22" (1/1) ... [2022-11-21 22:20:22,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:20:22,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:20:22,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:20:22,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:20:22,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:22" (1/1) ... [2022-11-21 22:20:22,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:20:22,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:20:22,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:20:22,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:20:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 22:20:22,588 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 22:20:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:20:22,588 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:20:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:20:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:20:22,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:20:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:20:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:20:22,768 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:20:22,771 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:20:23,067 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:20:23,258 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:20:23,259 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:20:23,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:20:23 BoogieIcfgContainer [2022-11-21 22:20:23,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:20:23,267 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:20:23,268 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:20:23,277 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:20:23,282 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:20:23" (1/1) ... [2022-11-21 22:20:23,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:20:23,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:23,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-11-21 22:20:23,368 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-11-21 22:20:23,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:20:23,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:23,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:23,769 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 22:20:23,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:23,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-11-21 22:20:23,834 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-11-21 22:20:23,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:20:23,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:23,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:23,962 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 22:20:24,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:24,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-11-21 22:20:24,029 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-11-21 22:20:24,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:20:24,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:24,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:24,165 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 22:20:24,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:24,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-11-21 22:20:24,222 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-21 22:20:24,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:20:24,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:24,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:24,359 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 22:20:24,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:24,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2022-11-21 22:20:24,422 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2022-11-21 22:20:24,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:20:24,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:24,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:24,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:24,518 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 22:20:24,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:24,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 68 transitions. [2022-11-21 22:20:24,570 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2022-11-21 22:20:24,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:20:24,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:24,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:24,639 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 22:20:24,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:24,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 73 transitions. [2022-11-21 22:20:24,672 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 73 transitions. [2022-11-21 22:20:24,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:20:24,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:24,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:24,745 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 22:20:24,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:24,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 54 states and 79 transitions. [2022-11-21 22:20:24,845 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2022-11-21 22:20:24,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:20:24,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:24,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:24,926 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 22:20:25,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:25,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 85 transitions. [2022-11-21 22:20:25,090 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2022-11-21 22:20:25,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:20:25,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:25,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:25,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:20:25,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:25,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 91 transitions. [2022-11-21 22:20:25,472 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2022-11-21 22:20:25,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:20:25,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:25,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:25,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:20:25,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:25,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 90 transitions. [2022-11-21 22:20:25,687 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2022-11-21 22:20:25,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:20:25,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:25,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:25,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:20:25,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:25,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 89 transitions. [2022-11-21 22:20:25,873 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2022-11-21 22:20:25,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:20:25,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:25,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:25,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:20:26,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:26,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 92 transitions. [2022-11-21 22:20:26,064 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2022-11-21 22:20:26,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:20:26,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:26,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:20:26,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:26,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 91 transitions. [2022-11-21 22:20:26,247 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2022-11-21 22:20:26,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:20:26,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:26,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:26,304 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 22:20:26,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 61 states and 86 transitions. [2022-11-21 22:20:26,580 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 86 transitions. [2022-11-21 22:20:26,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:20:26,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:26,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:26,691 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 22:20:26,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:26,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 60 states and 85 transitions. [2022-11-21 22:20:26,741 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 85 transitions. [2022-11-21 22:20:26,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:20:26,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:26,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:26,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:20:27,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:27,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 65 states and 90 transitions. [2022-11-21 22:20:27,223 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2022-11-21 22:20:27,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:20:27,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:27,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:27,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:20:27,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:27,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 43 states and 55 transitions. [2022-11-21 22:20:27,597 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-21 22:20:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:20:27,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:27,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:27,753 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 22:20:28,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:28,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 43 states and 55 transitions. [2022-11-21 22:20:28,074 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-21 22:20:28,074 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:20:28,074 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2022-11-21 22:20:28,083 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:20:28,314 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:20:28,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:20:28 ImpRootNode [2022-11-21 22:20:28,319 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:20:28,320 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:20:28,320 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:20:28,320 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:20:28,321 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:20:23" (3/4) ... [2022-11-21 22:20:28,324 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:20:28,330 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 22:20:28,330 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 22:20:28,335 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-21 22:20:28,336 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 22:20:28,336 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 22:20:28,336 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:20:28,405 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:20:28,406 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:20:28,406 INFO L158 Benchmark]: Toolchain (without parser) took 7490.22ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 111.3MB in the beginning and 107.4MB in the end (delta: 3.9MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2022-11-21 22:20:28,407 INFO L158 Benchmark]: CDTParser took 1.65ms. Allocated memory is still 113.2MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:20:28,407 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1393.33ms. Allocated memory is still 159.4MB. Free memory was 111.0MB in the beginning and 86.3MB in the end (delta: 24.7MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-11-21 22:20:28,411 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.12ms. Allocated memory is still 159.4MB. Free memory was 86.3MB in the beginning and 82.7MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:20:28,412 INFO L158 Benchmark]: Boogie Preprocessor took 64.67ms. Allocated memory is still 159.4MB. Free memory was 82.7MB in the beginning and 81.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:20:28,412 INFO L158 Benchmark]: RCFGBuilder took 769.60ms. Allocated memory is still 159.4MB. Free memory was 81.3MB in the beginning and 106.6MB in the end (delta: -25.3MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-11-21 22:20:28,413 INFO L158 Benchmark]: CodeCheck took 5052.06ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 105.7MB in the beginning and 111.5MB in the end (delta: -5.8MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2022-11-21 22:20:28,413 INFO L158 Benchmark]: Witness Printer took 86.05ms. Allocated memory is still 192.9MB. Free memory was 111.5MB in the beginning and 107.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:20:28,416 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2235 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 842 mSDsluCounter, 1615 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 620 mSDsCounter, 477 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2169 IncrementalHoareTripleChecker+Invalid, 2646 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 477 mSolverCounterUnsat, 995 mSDtfsCounter, 2169 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3214 GetRequests, 3124 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2895 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 326 NumberOfCodeBlocks, 326 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 308 ConstructedInterpolants, 0 QuantifiedInterpolants, 607 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 22/22 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1650]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65ms. Allocated memory is still 113.2MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1393.33ms. Allocated memory is still 159.4MB. Free memory was 111.0MB in the beginning and 86.3MB in the end (delta: 24.7MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.12ms. Allocated memory is still 159.4MB. Free memory was 86.3MB in the beginning and 82.7MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.67ms. Allocated memory is still 159.4MB. Free memory was 82.7MB in the beginning and 81.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 769.60ms. Allocated memory is still 159.4MB. Free memory was 81.3MB in the beginning and 106.6MB in the end (delta: -25.3MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * CodeCheck took 5052.06ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 105.7MB in the beginning and 111.5MB in the end (delta: -5.8MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Witness Printer took 86.05ms. Allocated memory is still 192.9MB. Free memory was 111.5MB in the beginning and 107.4MB 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 22:20:28,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9ac98b-ceeb-4d73-b208-b1075a5da1ea/bin/ukojak-jW3SillKbg/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