./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_12_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_9a0b2f09-a9a8-470f-954b-482918d1e6ae/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/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_9a0b2f09-a9a8-470f-954b-482918d1e6ae/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_12_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/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_9a0b2f09-a9a8-470f-954b-482918d1e6ae/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 febb461fb15da6b11b1a1aaaffce0b9056a2d11a1f110734697f2fd5edc91ddd --- 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 22:53:57,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:53:57,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:53:57,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:53:57,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:53:57,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:53:57,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:53:57,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:53:57,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:53:57,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:53:57,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:53:57,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:53:57,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:53:57,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:53:57,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:53:57,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:53:57,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:53:57,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:53:57,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:53:57,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:53:57,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:53:57,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:53:57,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:53:57,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:53:57,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:53:57,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:53:57,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:53:57,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:53:57,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:53:57,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:53:57,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:53:57,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:53:57,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:53:57,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:53:57,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:53:57,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:53:57,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:53:57,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:53:57,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:53:57,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:53:57,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:53:57,794 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:53:57,829 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:53:57,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:53:57,835 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:53:57,836 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:53:57,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:53:57,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:53:57,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:53:57,837 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:53:57,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:53:57,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:53:57,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:53:57,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:53:57,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:53:57,839 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:53:57,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:53:57,840 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:53:57,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:53:57,840 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:53:57,840 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:53:57,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:53:57,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:53:57,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:53:57,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:53:57,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:53:57,842 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:53:57,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:53:57,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:53:57,843 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_9a0b2f09-a9a8-470f-954b-482918d1e6ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> febb461fb15da6b11b1a1aaaffce0b9056a2d11a1f110734697f2fd5edc91ddd [2022-11-21 22:53:58,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:53:58,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:53:58,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:53:58,167 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:53:58,168 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:53:58,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_12_good.i [2022-11-21 22:54:01,290 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:54:01,702 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:54:01,709 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_12_good.i [2022-11-21 22:54:01,741 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/bin/ukojak-jW3SillKbg/data/ef7e817b6/cca5bbffb1814009aaca55f1473eb89c/FLAG98c7b24dc [2022-11-21 22:54:01,760 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/bin/ukojak-jW3SillKbg/data/ef7e817b6/cca5bbffb1814009aaca55f1473eb89c [2022-11-21 22:54:01,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:54:01,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:54:01,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:54:01,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:54:01,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:54:01,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:54:01" (1/1) ... [2022-11-21 22:54:01,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d7f5c35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:01, skipping insertion in model container [2022-11-21 22:54:01,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:54:01" (1/1) ... [2022-11-21 22:54:01,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:54:01,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:54:02,213 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:54:02,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:54:02,737 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:54:02,756 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:54:02,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:54:02,996 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:54:02,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:02 WrapperNode [2022-11-21 22:54:02,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:54:03,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:54:03,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:54:03,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:54:03,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:02" (1/1) ... [2022-11-21 22:54:03,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:02" (1/1) ... [2022-11-21 22:54:03,101 INFO L138 Inliner]: procedures = 501, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 127 [2022-11-21 22:54:03,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:54:03,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:54:03,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:54:03,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:54:03,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:02" (1/1) ... [2022-11-21 22:54:03,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:02" (1/1) ... [2022-11-21 22:54:03,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:02" (1/1) ... [2022-11-21 22:54:03,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:02" (1/1) ... [2022-11-21 22:54:03,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:02" (1/1) ... [2022-11-21 22:54:03,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:02" (1/1) ... [2022-11-21 22:54:03,158 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:02" (1/1) ... [2022-11-21 22:54:03,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:02" (1/1) ... [2022-11-21 22:54:03,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:54:03,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:54:03,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:54:03,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:54:03,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:02" (1/1) ... [2022-11-21 22:54:03,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:54:03,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:54:03,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:54:03,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:54:03,254 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 22:54:03,254 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 22:54:03,254 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-11-21 22:54:03,255 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-11-21 22:54:03,255 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:54:03,255 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:54:03,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:54:03,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:54:03,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:54:03,256 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:54:03,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:54:03,405 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:54:03,407 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:54:03,768 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:54:03,949 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:54:03,949 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:54:03,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:54:03 BoogieIcfgContainer [2022-11-21 22:54:03,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:54:03,958 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:54:03,958 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:54:03,968 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:54:03,969 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:54:03" (1/1) ... [2022-11-21 22:54:03,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:54:04,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:04,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 48 states and 60 transitions. [2022-11-21 22:54:04,027 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2022-11-21 22:54:04,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:54:04,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:04,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:04,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:04,431 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 22:54:04,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:04,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 47 states and 59 transitions. [2022-11-21 22:54:04,479 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2022-11-21 22:54:04,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:54:04,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:04,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:04,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:04,568 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 22:54:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:04,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2022-11-21 22:54:04,583 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-11-21 22:54:04,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:54:04,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:04,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:05,075 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 22:54:05,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:05,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 57 transitions. [2022-11-21 22:54:05,186 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2022-11-21 22:54:05,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:54:05,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:05,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:05,422 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 22:54:05,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:05,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 56 transitions. [2022-11-21 22:54:05,467 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-11-21 22:54:05,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:54:05,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:05,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:05,591 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:54:05,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:05,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 55 transitions. [2022-11-21 22:54:05,634 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-21 22:54:05,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:54:05,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:05,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:05,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:05,761 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:54:05,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:05,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 54 transitions. [2022-11-21 22:54:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-11-21 22:54:05,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:54:05,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:05,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:05,932 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:54:05,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:05,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 41 states and 53 transitions. [2022-11-21 22:54:05,954 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2022-11-21 22:54:05,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:54:05,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:05,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:06,068 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:54:06,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:06,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 40 states and 52 transitions. [2022-11-21 22:54:06,084 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-11-21 22:54:06,085 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:54:06,085 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-11-21 22:54:06,094 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:54:06,149 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:54:06,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:54:06 ImpRootNode [2022-11-21 22:54:06,155 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:54:06,156 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:54:06,156 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:54:06,156 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:54:06,157 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:54:03" (3/4) ... [2022-11-21 22:54:06,169 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:54:06,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 22:54:06,178 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrueOrFalse [2022-11-21 22:54:06,178 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 22:54:06,190 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-21 22:54:06,194 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 22:54:06,195 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 22:54:06,195 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:54:06,281 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:54:06,281 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:54:06,282 INFO L158 Benchmark]: Toolchain (without parser) took 4517.23ms. Allocated memory is still 211.8MB. Free memory was 175.5MB in the beginning and 122.8MB in the end (delta: 52.7MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2022-11-21 22:54:06,282 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 140.5MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:54:06,283 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1230.40ms. Allocated memory is still 211.8MB. Free memory was 174.8MB in the beginning and 112.1MB in the end (delta: 62.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-21 22:54:06,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.27ms. Allocated memory is still 211.8MB. Free memory was 112.1MB in the beginning and 108.7MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:54:06,285 INFO L158 Benchmark]: Boogie Preprocessor took 53.18ms. Allocated memory is still 211.8MB. Free memory was 108.7MB in the beginning and 106.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:54:06,286 INFO L158 Benchmark]: RCFGBuilder took 793.78ms. Allocated memory is still 211.8MB. Free memory was 106.6MB in the beginning and 158.2MB in the end (delta: -51.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:54:06,286 INFO L158 Benchmark]: CodeCheck took 2197.60ms. Allocated memory is still 211.8MB. Free memory was 157.1MB in the beginning and 127.9MB in the end (delta: 29.3MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2022-11-21 22:54:06,286 INFO L158 Benchmark]: Witness Printer took 125.31ms. Allocated memory is still 211.8MB. Free memory was 127.9MB in the beginning and 122.8MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:54:06,288 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 4 procedures, 48 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 555 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 106 mSDsluCounter, 358 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 56 mSDsCounter, 87 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 279 IncrementalHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 87 mSolverCounterUnsat, 302 mSDtfsCounter, 279 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1156 GetRequests, 1148 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 264 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 64/64 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: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1610]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1610]: 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: 1626]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 140.5MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1230.40ms. Allocated memory is still 211.8MB. Free memory was 174.8MB in the beginning and 112.1MB in the end (delta: 62.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.27ms. Allocated memory is still 211.8MB. Free memory was 112.1MB in the beginning and 108.7MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.18ms. Allocated memory is still 211.8MB. Free memory was 108.7MB in the beginning and 106.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 793.78ms. Allocated memory is still 211.8MB. Free memory was 106.6MB in the beginning and 158.2MB in the end (delta: -51.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 2197.60ms. Allocated memory is still 211.8MB. Free memory was 157.1MB in the beginning and 127.9MB in the end (delta: 29.3MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. * Witness Printer took 125.31ms. Allocated memory is still 211.8MB. Free memory was 127.9MB in the beginning and 122.8MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:54:06,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a0b2f09-a9a8-470f-954b-482918d1e6ae/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