./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_22_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/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_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_22_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/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_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/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 848bdceeb4c93e53dbce9d2bb7709eff97bc5d3b85d8c98e0a564433c1d2c039 --- 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 23:27:26,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:27:26,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:27:26,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:27:26,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:27:26,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:27:26,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:27:26,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:27:26,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:27:26,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:27:26,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:27:26,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:27:26,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:27:26,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:27:26,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:27:26,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:27:26,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:27:26,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:27:26,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:27:26,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:27:26,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:27:26,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:27:26,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:27:26,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:27:26,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:27:26,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:27:26,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:27:26,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:27:26,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:27:26,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:27:26,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:27:26,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:27:26,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:27:26,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:27:26,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:27:26,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:27:26,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:27:26,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:27:26,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:27:26,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:27:26,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:27:26,569 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:27:26,611 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:27:26,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:27:26,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:27:26,613 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:27:26,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:27:26,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:27:26,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:27:26,615 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:27:26,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:27:26,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:27:26,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:27:26,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:27:26,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:27:26,617 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:27:26,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:27:26,617 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:27:26,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:27:26,618 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:27:26,618 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:27:26,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:27:26,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:27:26,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:27:26,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:27:26,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:27:26,619 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:27:26,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:27:26,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:27:26,620 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_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 848bdceeb4c93e53dbce9d2bb7709eff97bc5d3b85d8c98e0a564433c1d2c039 [2022-11-21 23:27:26,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:27:26,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:27:26,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:27:26,943 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:27:26,944 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:27:26,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_22_good.i [2022-11-21 23:27:30,074 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:27:30,453 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:27:30,453 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_22_good.i [2022-11-21 23:27:30,485 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/bin/ukojak-jW3SillKbg/data/908acf60c/21f8ee1e22d442d287fd4dc7bddd07de/FLAG943f56b75 [2022-11-21 23:27:30,502 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/bin/ukojak-jW3SillKbg/data/908acf60c/21f8ee1e22d442d287fd4dc7bddd07de [2022-11-21 23:27:30,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:27:30,509 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:27:30,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:27:30,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:27:30,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:27:30,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:27:30" (1/1) ... [2022-11-21 23:27:30,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3273b9c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:30, skipping insertion in model container [2022-11-21 23:27:30,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:27:30" (1/1) ... [2022-11-21 23:27:30,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:27:30,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:27:31,106 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:27:31,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:27:31,772 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:27:31,792 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:27:31,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:27:31,982 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:27:31,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:31 WrapperNode [2022-11-21 23:27:31,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:27:31,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:27:31,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:27:31,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:27:31,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:31" (1/1) ... [2022-11-21 23:27:32,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:31" (1/1) ... [2022-11-21 23:27:32,047 INFO L138 Inliner]: procedures = 505, calls = 68, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 119 [2022-11-21 23:27:32,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:27:32,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:27:32,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:27:32,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:27:32,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:31" (1/1) ... [2022-11-21 23:27:32,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:31" (1/1) ... [2022-11-21 23:27:32,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:31" (1/1) ... [2022-11-21 23:27:32,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:31" (1/1) ... [2022-11-21 23:27:32,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:31" (1/1) ... [2022-11-21 23:27:32,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:31" (1/1) ... [2022-11-21 23:27:32,075 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:31" (1/1) ... [2022-11-21 23:27:32,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:31" (1/1) ... [2022-11-21 23:27:32,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:27:32,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:27:32,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:27:32,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:27:32,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:27:31" (1/1) ... [2022-11-21 23:27:32,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:27:32,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:27:32,139 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:27:32,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:27:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 23:27:32,193 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 23:27:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:27:32,193 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:27:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:27:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:27:32,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:27:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:27:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:27:32,341 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:27:32,343 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:27:32,658 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:27:32,824 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:27:32,824 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:27:32,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:27:32 BoogieIcfgContainer [2022-11-21 23:27:32,827 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:27:32,828 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:27:32,828 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:27:32,839 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:27:32,840 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:27:32" (1/1) ... [2022-11-21 23:27:32,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:27:32,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:32,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-11-21 23:27:32,908 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-11-21 23:27:32,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:27:32,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:27:32,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:27:33,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:27:33,370 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 23:27:33,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:33,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2022-11-21 23:27:33,434 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2022-11-21 23:27:33,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:27:33,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:27:33,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:27:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:27:33,817 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 23:27:33,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:33,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2022-11-21 23:27:33,934 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-11-21 23:27:33,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:27:33,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:27:33,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:27:33,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:27:34,007 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 23:27:34,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:34,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 41 transitions. [2022-11-21 23:27:34,125 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-11-21 23:27:34,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:27:34,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:27:34,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:27:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:27:34,351 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 23:27:34,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:34,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 40 transitions. [2022-11-21 23:27:34,393 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-11-21 23:27:34,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:27:34,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:27:34,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:27:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:27:34,507 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 23:27:34,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:34,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 39 transitions. [2022-11-21 23:27:34,549 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2022-11-21 23:27:34,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:27:34,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:27:34,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:27:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:27:34,803 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 23:27:35,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:35,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 38 transitions. [2022-11-21 23:27:35,035 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-11-21 23:27:35,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:27:35,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:27:35,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:27:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:27:35,184 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 23:27:35,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:35,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 37 transitions. [2022-11-21 23:27:35,280 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-11-21 23:27:35,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:27:35,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:27:35,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:27:35,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:27:35,461 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 23:27:35,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:27:35,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 36 transitions. [2022-11-21 23:27:35,481 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-11-21 23:27:35,484 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:27:35,484 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-11-21 23:27:35,494 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-11-21 23:27:35,540 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:27:35,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:27:35 ImpRootNode [2022-11-21 23:27:35,547 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:27:35,547 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:27:35,548 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:27:35,548 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:27:35,549 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:27:32" (3/4) ... [2022-11-21 23:27:35,553 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:27:35,559 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 23:27:35,559 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 23:27:35,568 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-21 23:27:35,569 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-21 23:27:35,569 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 23:27:35,570 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:27:35,658 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:27:35,659 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:27:35,660 INFO L158 Benchmark]: Toolchain (without parser) took 5150.98ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 119.9MB in the beginning and 144.5MB in the end (delta: -24.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-11-21 23:27:35,660 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 130.0MB. Free memory was 75.1MB in the beginning and 75.0MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:27:35,661 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1471.87ms. Allocated memory is still 167.8MB. Free memory was 119.9MB in the beginning and 123.8MB in the end (delta: -3.9MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2022-11-21 23:27:35,661 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.10ms. Allocated memory is still 167.8MB. Free memory was 123.8MB in the beginning and 120.4MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:27:35,662 INFO L158 Benchmark]: Boogie Preprocessor took 32.61ms. Allocated memory is still 167.8MB. Free memory was 120.4MB in the beginning and 118.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:27:35,662 INFO L158 Benchmark]: RCFGBuilder took 746.03ms. Allocated memory is still 167.8MB. Free memory was 118.3MB in the beginning and 92.3MB in the end (delta: 26.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-21 23:27:35,662 INFO L158 Benchmark]: CodeCheck took 2718.83ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 91.5MB in the beginning and 147.6MB in the end (delta: -56.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:27:35,663 INFO L158 Benchmark]: Witness Printer took 111.70ms. Allocated memory is still 201.3MB. Free memory was 147.6MB in the beginning and 144.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:27:35,664 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, 36 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 389 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 42 mSDsluCounter, 220 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 131 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 269 IncrementalHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 131 mSolverCounterUnsat, 206 mSDtfsCounter, 269 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 770 GetRequests, 738 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 105 ConstructedInterpolants, 0 QuantifiedInterpolants, 155 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 20/20 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: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1621]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1621]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 1589]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 130.0MB. Free memory was 75.1MB in the beginning and 75.0MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1471.87ms. Allocated memory is still 167.8MB. Free memory was 119.9MB in the beginning and 123.8MB in the end (delta: -3.9MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.10ms. Allocated memory is still 167.8MB. Free memory was 123.8MB in the beginning and 120.4MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.61ms. Allocated memory is still 167.8MB. Free memory was 120.4MB in the beginning and 118.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 746.03ms. Allocated memory is still 167.8MB. Free memory was 118.3MB in the beginning and 92.3MB in the end (delta: 26.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 2718.83ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 91.5MB in the beginning and 147.6MB in the end (delta: -56.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 111.70ms. Allocated memory is still 201.3MB. Free memory was 147.6MB in the beginning and 144.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:27:35,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4f8acba-4e10-4f6c-82c8-35cae2ec9b98/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