./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_21_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_21_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3a0e5d0f1c91564aeeb0905d110c43d05e553286aac1955d67cdfc8372077d8f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:42:02,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:42:02,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:42:02,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:42:02,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:42:02,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:42:02,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:42:02,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:42:02,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:42:02,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:42:02,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:42:02,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:42:02,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:42:02,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:42:02,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:42:02,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:42:02,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:42:02,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:42:02,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:42:02,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:42:02,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:42:02,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:42:02,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:42:02,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:42:02,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:42:02,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:42:02,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:42:02,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:42:02,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:42:02,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:42:02,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:42:02,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:42:02,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:42:02,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:42:02,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:42:02,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:42:02,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:42:02,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:42:02,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:42:02,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:42:02,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:42:02,629 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:42:02,677 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:42:02,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:42:02,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:42:02,679 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:42:02,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:42:02,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:42:02,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:42:02,681 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:42:02,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:42:02,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:42:02,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:42:02,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:42:02,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:42:02,684 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:42:02,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:42:02,685 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:42:02,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:42:02,685 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:42:02,686 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:42:02,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:42:02,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:42:02,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:42:02,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:42:02,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:42:02,688 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:42:02,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:42:02,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:42:02,688 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_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a0e5d0f1c91564aeeb0905d110c43d05e553286aac1955d67cdfc8372077d8f [2022-11-20 16:42:03,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:42:03,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:42:03,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:42:03,048 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:42:03,049 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:42:03,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_21_good.i [2022-11-20 16:42:06,009 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:42:06,417 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:42:06,417 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_21_good.i [2022-11-20 16:42:06,450 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/data/4a57b3c14/0a453a516d6f4b94a2c63ea871c3f757/FLAG36fb4bfd5 [2022-11-20 16:42:06,471 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/data/4a57b3c14/0a453a516d6f4b94a2c63ea871c3f757 [2022-11-20 16:42:06,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:42:06,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:42:06,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:42:06,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:42:06,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:42:06,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:42:06" (1/1) ... [2022-11-20 16:42:06,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bb4faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:06, skipping insertion in model container [2022-11-20 16:42:06,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:42:06" (1/1) ... [2022-11-20 16:42:06,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:42:06,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:42:06,989 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:42:07,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:42:07,590 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:42:07,610 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:42:07,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:42:07,881 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:42:07,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:07 WrapperNode [2022-11-20 16:42:07,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:42:07,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:42:07,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:42:07,883 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:42:07,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:07" (1/1) ... [2022-11-20 16:42:07,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:07" (1/1) ... [2022-11-20 16:42:07,998 INFO L138 Inliner]: procedures = 505, calls = 68, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 83 [2022-11-20 16:42:07,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:42:07,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:42:07,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:42:07,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:42:08,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:07" (1/1) ... [2022-11-20 16:42:08,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:07" (1/1) ... [2022-11-20 16:42:08,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:07" (1/1) ... [2022-11-20 16:42:08,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:07" (1/1) ... [2022-11-20 16:42:08,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:07" (1/1) ... [2022-11-20 16:42:08,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:07" (1/1) ... [2022-11-20 16:42:08,049 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:07" (1/1) ... [2022-11-20 16:42:08,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:07" (1/1) ... [2022-11-20 16:42:08,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:42:08,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:42:08,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:42:08,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:42:08,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:07" (1/1) ... [2022-11-20 16:42:08,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:42:08,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:42:08,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:42:08,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:42:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 16:42:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 16:42:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:42:08,147 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:42:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:42:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:42:08,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:42:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:42:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:42:08,329 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:42:08,344 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:42:08,520 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:42:08,568 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:42:08,579 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:42:08,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:42:08 BoogieIcfgContainer [2022-11-20 16:42:08,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:42:08,583 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:42:08,583 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:42:08,593 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:42:08,595 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:42:08" (1/1) ... [2022-11-20 16:42:08,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:42:08,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:08,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-11-20 16:42:08,683 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-11-20 16:42:08,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:42:08,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:08,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:09,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:09,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 39 transitions. [2022-11-20 16:42:09,055 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2022-11-20 16:42:09,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:42:09,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:09,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:09,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:09,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:42:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 36 transitions. [2022-11-20 16:42:09,190 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2022-11-20 16:42:09,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:42:09,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:09,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:09,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:42:09,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:09,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 29 transitions. [2022-11-20 16:42:09,535 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-11-20 16:42:09,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:42:09,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:09,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:09,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:42:09,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:09,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 28 transitions. [2022-11-20 16:42:09,687 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-11-20 16:42:09,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:42:09,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:09,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:09,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:09,829 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:42:09,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:09,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 27 transitions. [2022-11-20 16:42:09,901 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-20 16:42:09,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:42:09,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:09,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:09,989 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:42:10,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:10,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 26 transitions. [2022-11-20 16:42:10,001 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-11-20 16:42:10,002 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:42:10,002 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2022-11-20 16:42:10,011 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-11-20 16:42:10,039 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:42:10,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:42:10 ImpRootNode [2022-11-20 16:42:10,044 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:42:10,045 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:42:10,045 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:42:10,045 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:42:10,046 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:42:08" (3/4) ... [2022-11-20 16:42:10,049 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:42:10,066 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 16:42:10,066 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 16:42:10,072 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-11-20 16:42:10,076 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 16:42:10,076 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 16:42:10,076 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:42:10,141 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:42:10,147 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:42:10,150 INFO L158 Benchmark]: Toolchain (without parser) took 3670.16ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 99.7MB in the beginning and 93.4MB in the end (delta: 6.3MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2022-11-20 16:42:10,151 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:42:10,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1400.99ms. Allocated memory is still 134.2MB. Free memory was 99.3MB in the beginning and 96.8MB in the end (delta: 2.5MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. [2022-11-20 16:42:10,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.79ms. Allocated memory is still 134.2MB. Free memory was 96.8MB in the beginning and 93.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:42:10,152 INFO L158 Benchmark]: Boogie Preprocessor took 54.41ms. Allocated memory is still 134.2MB. Free memory was 93.8MB in the beginning and 92.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:42:10,152 INFO L158 Benchmark]: RCFGBuilder took 528.06ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 77.0MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 16:42:10,153 INFO L158 Benchmark]: CodeCheck took 1461.76ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 76.5MB in the beginning and 96.5MB in the end (delta: -20.0MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2022-11-20 16:42:10,153 INFO L158 Benchmark]: Witness Printer took 102.40ms. Allocated memory is still 182.5MB. Free memory was 96.5MB in the beginning and 93.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:42:10,157 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: 1.4s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 286 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 192 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 54 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 104 IncrementalHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 54 mSolverCounterUnsat, 172 mSDtfsCounter, 104 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 603 GetRequests, 583 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 83 ConstructedInterpolants, 0 QuantifiedInterpolants, 109 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 18/18 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: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1608]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1608]: 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: 1633]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1400.99ms. Allocated memory is still 134.2MB. Free memory was 99.3MB in the beginning and 96.8MB in the end (delta: 2.5MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.79ms. Allocated memory is still 134.2MB. Free memory was 96.8MB in the beginning and 93.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.41ms. Allocated memory is still 134.2MB. Free memory was 93.8MB in the beginning and 92.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 528.06ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 77.0MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1461.76ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 76.5MB in the beginning and 96.5MB in the end (delta: -20.0MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Witness Printer took 102.40ms. Allocated memory is still 182.5MB. Free memory was 96.5MB in the beginning and 93.4MB 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! [2022-11-20 16:42:10,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7c593b-d939-4455-920f-77a14c81de49/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE