./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_03_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_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/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_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_03_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/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_89c853e9-dcc6-4809-9efa-53c73b15d3d3/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 b0d054c92773363c15a81666e24e861c2af3103745210849d2e1741380727a1f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:46:43,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:46:43,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:46:43,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:46:43,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:46:43,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:46:43,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:46:43,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:46:43,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:46:43,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:46:43,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:46:43,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:46:43,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:46:43,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:46:43,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:46:43,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:46:43,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:46:43,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:46:43,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:46:43,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:46:43,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:46:43,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:46:43,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:46:43,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:46:43,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:46:43,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:46:43,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:46:43,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:46:43,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:46:43,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:46:43,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:46:43,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:46:43,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:46:43,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:46:43,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:46:43,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:46:43,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:46:43,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:46:43,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:46:43,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:46:43,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:46:43,553 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:46:43,605 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:46:43,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:46:43,606 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:46:43,607 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:46:43,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:46:43,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:46:43,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:46:43,609 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:46:43,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:46:43,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:46:43,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:46:43,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:46:43,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:46:43,611 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:46:43,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:46:43,611 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:46:43,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:46:43,612 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:46:43,612 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:46:43,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:46:43,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:46:43,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:46:43,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:46:43,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:46:43,613 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:46:43,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:46:43,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:46:43,614 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_89c853e9-dcc6-4809-9efa-53c73b15d3d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0d054c92773363c15a81666e24e861c2af3103745210849d2e1741380727a1f [2022-11-21 22:46:43,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:46:43,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:46:43,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:46:43,944 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:46:43,945 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:46:43,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_03_good.i [2022-11-21 22:46:46,958 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:46:47,378 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:46:47,378 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_03_good.i [2022-11-21 22:46:47,404 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg/data/f610b08ae/6dbd4c986c56470d91f215c5f6ab96c8/FLAGfa32d2341 [2022-11-21 22:46:47,418 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg/data/f610b08ae/6dbd4c986c56470d91f215c5f6ab96c8 [2022-11-21 22:46:47,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:46:47,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:46:47,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:46:47,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:46:47,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:46:47,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:46:47" (1/1) ... [2022-11-21 22:46:47,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d70f5c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:47, skipping insertion in model container [2022-11-21 22:46:47,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:46:47" (1/1) ... [2022-11-21 22:46:47,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:46:47,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:46:47,896 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:46:48,463 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:46:48,477 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:46:48,511 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:46:48,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:46:48,767 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:46:48,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:48 WrapperNode [2022-11-21 22:46:48,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:46:48,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:46:48,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:46:48,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:46:48,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:48" (1/1) ... [2022-11-21 22:46:48,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:48" (1/1) ... [2022-11-21 22:46:48,826 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 89 [2022-11-21 22:46:48,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:46:48,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:46:48,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:46:48,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:46:48,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:48" (1/1) ... [2022-11-21 22:46:48,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:48" (1/1) ... [2022-11-21 22:46:48,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:48" (1/1) ... [2022-11-21 22:46:48,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:48" (1/1) ... [2022-11-21 22:46:48,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:48" (1/1) ... [2022-11-21 22:46:48,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:48" (1/1) ... [2022-11-21 22:46:48,854 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:48" (1/1) ... [2022-11-21 22:46:48,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:48" (1/1) ... [2022-11-21 22:46:48,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:46:48,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:46:48,870 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:46:48,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:46:48,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:48" (1/1) ... [2022-11-21 22:46:48,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:46:48,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:46:48,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:46:48,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:46:48,953 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 22:46:48,953 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 22:46:48,953 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:46:48,954 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:46:48,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:46:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:46:48,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:46:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:46:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:46:49,212 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:46:49,214 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:46:49,375 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:46:49,412 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:46:49,412 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-21 22:46:49,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:46:49 BoogieIcfgContainer [2022-11-21 22:46:49,415 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:46:49,416 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:46:49,416 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:46:49,426 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:46:49,427 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:46:49" (1/1) ... [2022-11-21 22:46:49,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:46:49,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2022-11-21 22:46:49,487 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2022-11-21 22:46:49,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:46:49,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:49,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:49,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:46:49,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:49,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 36 states and 46 transitions. [2022-11-21 22:46:49,860 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-11-21 22:46:49,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:46:49,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:49,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:49,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:46:49,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:49,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 38 transitions. [2022-11-21 22:46:49,968 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-11-21 22:46:49,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:46:49,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:49,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:50,061 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:46:50,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:50,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 33 transitions. [2022-11-21 22:46:50,115 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-11-21 22:46:50,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:46:50,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:50,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:50,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:50,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:46:50,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:50,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 32 transitions. [2022-11-21 22:46:50,249 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2022-11-21 22:46:50,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:46:50,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:50,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:50,394 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:46:50,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:50,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 30 transitions. [2022-11-21 22:46:50,437 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-11-21 22:46:50,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:46:50,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:50,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:50,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:50,530 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:46:50,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:50,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 29 transitions. [2022-11-21 22:46:50,557 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2022-11-21 22:46:50,557 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:46:50,558 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2022-11-21 22:46:50,567 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:46:50,603 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:46:50,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:46:50 ImpRootNode [2022-11-21 22:46:50,610 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:46:50,611 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:46:50,612 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:46:50,612 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:46:50,613 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:46:49" (3/4) ... [2022-11-21 22:46:50,628 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:46:50,641 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 22:46:50,642 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 22:46:50,646 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-11-21 22:46:50,646 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 22:46:50,647 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 22:46:50,647 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:46:50,700 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:46:50,700 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:46:50,701 INFO L158 Benchmark]: Toolchain (without parser) took 3275.74ms. Allocated memory is still 165.7MB. Free memory was 133.5MB in the beginning and 97.1MB in the end (delta: 36.4MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2022-11-21 22:46:50,701 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 121.6MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:46:50,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1338.85ms. Allocated memory is still 165.7MB. Free memory was 133.5MB in the beginning and 120.8MB in the end (delta: 12.7MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-21 22:46:50,702 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.96ms. Allocated memory is still 165.7MB. Free memory was 120.8MB in the beginning and 118.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:46:50,703 INFO L158 Benchmark]: Boogie Preprocessor took 30.38ms. Allocated memory is still 165.7MB. Free memory was 118.0MB in the beginning and 116.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:46:50,703 INFO L158 Benchmark]: RCFGBuilder took 545.14ms. Allocated memory is still 165.7MB. Free memory was 115.9MB in the beginning and 100.4MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:46:50,704 INFO L158 Benchmark]: CodeCheck took 1193.48ms. Allocated memory is still 165.7MB. Free memory was 100.4MB in the beginning and 100.2MB in the end (delta: 275.2kB). Peak memory consumption was 727.0kB. Max. memory is 16.1GB. [2022-11-21 22:46:50,704 INFO L158 Benchmark]: Witness Printer took 89.58ms. Allocated memory is still 165.7MB. Free memory was 100.2MB in the beginning and 97.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:46:50,707 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, 42 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 313 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 155 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 104 IncrementalHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 135 mSDtfsCounter, 104 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 705 GetRequests, 697 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 101 ConstructedInterpolants, 0 QuantifiedInterpolants, 119 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 26/26 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1646]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 121.6MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1338.85ms. Allocated memory is still 165.7MB. Free memory was 133.5MB in the beginning and 120.8MB in the end (delta: 12.7MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.96ms. Allocated memory is still 165.7MB. Free memory was 120.8MB in the beginning and 118.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.38ms. Allocated memory is still 165.7MB. Free memory was 118.0MB in the beginning and 116.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 545.14ms. Allocated memory is still 165.7MB. Free memory was 115.9MB in the beginning and 100.4MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1193.48ms. Allocated memory is still 165.7MB. Free memory was 100.4MB in the beginning and 100.2MB in the end (delta: 275.2kB). Peak memory consumption was 727.0kB. Max. memory is 16.1GB. * Witness Printer took 89.58ms. Allocated memory is still 165.7MB. Free memory was 100.2MB in the beginning and 97.1MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:46:50,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89c853e9-dcc6-4809-9efa-53c73b15d3d3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE