./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_51_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_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/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_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_51_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/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_58553009-d13b-49e5-a1ca-a92499aea538/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 350aef2b17657f5ef5b1942296b664628a1453f3a5ace5a3de8eda9d46794415 --- 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 23:34:34,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:34:34,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:34:34,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:34:34,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:34:34,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:34:34,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:34:34,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:34:34,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:34:34,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:34:34,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:34:34,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:34:34,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:34:34,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:34:34,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:34:34,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:34:34,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:34:34,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:34:34,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:34:34,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:34:34,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:34:34,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:34:34,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:34:34,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:34:34,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:34:34,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:34:34,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:34:34,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:34:34,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:34:34,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:34:34,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:34:34,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:34:34,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:34:34,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:34:34,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:34:34,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:34:34,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:34:34,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:34:34,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:34:34,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:34:34,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:34:34,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:34:34,616 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:34:34,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:34:34,617 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:34:34,617 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:34:34,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:34:34,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:34:34,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:34:34,618 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:34:34,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:34:34,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:34:34,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:34:34,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:34:34,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:34:34,619 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:34:34,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:34:34,620 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:34:34,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:34:34,620 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:34:34,620 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:34:34,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:34:34,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:34:34,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:34:34,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:34:34,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:34:34,621 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:34:34,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:34:34,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:34:34,622 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_58553009-d13b-49e5-a1ca-a92499aea538/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 350aef2b17657f5ef5b1942296b664628a1453f3a5ace5a3de8eda9d46794415 [2022-11-21 23:34:34,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:34:34,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:34:34,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:34:34,931 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:34:34,932 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:34:34,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_51_good.i [2022-11-21 23:34:38,002 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:34:38,415 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:34:38,415 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_51_good.i [2022-11-21 23:34:38,443 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg/data/f89ab3642/aa87db8ce4264db6870760170eb7c8c7/FLAG62c18993f [2022-11-21 23:34:38,461 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg/data/f89ab3642/aa87db8ce4264db6870760170eb7c8c7 [2022-11-21 23:34:38,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:34:38,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:34:38,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:34:38,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:34:38,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:34:38,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:34:38" (1/1) ... [2022-11-21 23:34:38,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dcaa8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:38, skipping insertion in model container [2022-11-21 23:34:38,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:34:38" (1/1) ... [2022-11-21 23:34:38,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:34:38,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:34:38,944 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:34:39,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:34:39,609 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:34:39,624 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:34:39,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:34:39,858 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:34:39,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:39 WrapperNode [2022-11-21 23:34:39,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:34:39,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:34:39,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:34:39,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:34:39,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:39" (1/1) ... [2022-11-21 23:34:39,901 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:39" (1/1) ... [2022-11-21 23:34:39,924 INFO L138 Inliner]: procedures = 503, calls = 61, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 56 [2022-11-21 23:34:39,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:34:39,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:34:39,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:34:39,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:34:39,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:39" (1/1) ... [2022-11-21 23:34:39,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:39" (1/1) ... [2022-11-21 23:34:39,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:39" (1/1) ... [2022-11-21 23:34:39,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:39" (1/1) ... [2022-11-21 23:34:39,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:39" (1/1) ... [2022-11-21 23:34:39,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:39" (1/1) ... [2022-11-21 23:34:39,946 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:39" (1/1) ... [2022-11-21 23:34:39,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:39" (1/1) ... [2022-11-21 23:34:39,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:34:39,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:34:39,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:34:39,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:34:39,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:34:39" (1/1) ... [2022-11-21 23:34:39,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:34:39,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:34:39,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:34:40,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:34:40,041 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 23:34:40,041 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 23:34:40,041 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:34:40,041 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:34:40,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:34:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:34:40,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:34:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:34:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:34:40,231 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:34:40,233 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:34:40,376 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:34:40,406 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:34:40,407 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:34:40,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:34:40 BoogieIcfgContainer [2022-11-21 23:34:40,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:34:40,426 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:34:40,427 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:34:40,437 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:34:40,438 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:34:40" (1/1) ... [2022-11-21 23:34:40,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:34:40,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:34:40,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-21 23:34:40,546 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-21 23:34:40,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:34:40,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:34:40,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:34:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:34:40,954 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 23:34:41,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:34:41,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2022-11-21 23:34:41,021 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-11-21 23:34:41,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:34:41,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:34:41,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:34:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:34:41,136 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 23:34:41,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:34:41,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-11-21 23:34:41,168 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-21 23:34:41,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:34:41,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:34:41,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:34:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:34:41,322 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 23:34:41,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:34:41,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 18 transitions. [2022-11-21 23:34:41,359 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-11-21 23:34:41,360 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:34:41,361 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2022-11-21 23:34:41,370 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-21 23:34:41,398 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:34:41,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:34:41 ImpRootNode [2022-11-21 23:34:41,410 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:34:41,411 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:34:41,412 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:34:41,413 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:34:41,414 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:34:40" (3/4) ... [2022-11-21 23:34:41,419 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:34:41,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 23:34:41,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 23:34:41,430 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-11-21 23:34:41,431 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 23:34:41,431 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:34:41,431 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:34:41,474 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:34:41,475 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:34:41,475 INFO L158 Benchmark]: Toolchain (without parser) took 3008.06ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 113.8MB in the beginning and 120.4MB in the end (delta: -6.6MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2022-11-21 23:34:41,476 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 113.2MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:34:41,476 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1387.40ms. Allocated memory is still 148.9MB. Free memory was 113.8MB in the beginning and 91.9MB in the end (delta: 21.9MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2022-11-21 23:34:41,477 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.14ms. Allocated memory is still 148.9MB. Free memory was 91.9MB in the beginning and 88.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:34:41,477 INFO L158 Benchmark]: Boogie Preprocessor took 24.87ms. Allocated memory is still 148.9MB. Free memory was 88.9MB in the beginning and 87.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:34:41,478 INFO L158 Benchmark]: RCFGBuilder took 459.16ms. Allocated memory is still 148.9MB. Free memory was 87.7MB in the beginning and 73.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:34:41,478 INFO L158 Benchmark]: CodeCheck took 984.36ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 73.4MB in the beginning and 123.6MB in the end (delta: -50.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:34:41,479 INFO L158 Benchmark]: Witness Printer took 63.33ms. Allocated memory is still 180.4MB. Free memory was 123.6MB in the beginning and 120.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:34:41,482 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, 24 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 61 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 27 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33 IncrementalHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 27 mSDtfsCounter, 33 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 171 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 31 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1589]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1589]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 1574]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 113.2MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1387.40ms. Allocated memory is still 148.9MB. Free memory was 113.8MB in the beginning and 91.9MB in the end (delta: 21.9MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.14ms. Allocated memory is still 148.9MB. Free memory was 91.9MB in the beginning and 88.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.87ms. Allocated memory is still 148.9MB. Free memory was 88.9MB in the beginning and 87.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 459.16ms. Allocated memory is still 148.9MB. Free memory was 87.7MB in the beginning and 73.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 984.36ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 73.4MB in the beginning and 123.6MB in the end (delta: -50.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 63.33ms. Allocated memory is still 180.4MB. Free memory was 123.6MB in the beginning and 120.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:34:41,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58553009-d13b-49e5-a1ca-a92499aea538/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE