./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_12_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_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/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_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_12_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/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_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/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 7bfb655ad0791012c0db5f134c3b3ecd4592e66fe7d555f1b3dc71981c6d9477 --- 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 18:10:04,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:10:04,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:10:04,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:10:04,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:10:04,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:10:04,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:10:04,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:10:04,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:10:04,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:10:04,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:10:04,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:10:04,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:10:04,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:10:04,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:10:04,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:10:04,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:10:04,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:10:04,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:10:04,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:10:04,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:10:04,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:10:04,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:10:04,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:10:04,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:10:04,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:10:04,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:10:04,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:10:04,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:10:04,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:10:04,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:10:04,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:10:04,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:10:04,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:10:04,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:10:04,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:10:04,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:10:04,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:10:04,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:10:04,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:10:04,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:10:04,299 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 18:10:04,344 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:10:04,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:10:04,346 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:10:04,346 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:10:04,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:10:04,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:10:04,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:10:04,348 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:10:04,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:10:04,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:10:04,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:10:04,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:10:04,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:10:04,360 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:10:04,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:10:04,361 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:10:04,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:10:04,361 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:10:04,362 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:10:04,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:10:04,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:10:04,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:10:04,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:10:04,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:10:04,363 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:10:04,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:10:04,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:10:04,364 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_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7bfb655ad0791012c0db5f134c3b3ecd4592e66fe7d555f1b3dc71981c6d9477 [2022-11-20 18:10:04,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:10:04,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:10:04,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:10:04,649 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:10:04,649 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:10:04,651 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_12_good.i [2022-11-20 18:10:07,800 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:10:08,204 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:10:08,205 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_12_good.i [2022-11-20 18:10:08,226 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/bin/ukojak-pZX7IvK2PQ/data/0f913a7c2/48eea6abcd154215b7c7ddf786c40812/FLAG280ec8bdb [2022-11-20 18:10:08,243 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/bin/ukojak-pZX7IvK2PQ/data/0f913a7c2/48eea6abcd154215b7c7ddf786c40812 [2022-11-20 18:10:08,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:10:08,248 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:10:08,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:10:08,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:10:08,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:10:08,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:10:08" (1/1) ... [2022-11-20 18:10:08,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58a33d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:08, skipping insertion in model container [2022-11-20 18:10:08,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:10:08" (1/1) ... [2022-11-20 18:10:08,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:10:08,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:10:08,688 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:10:09,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:10:09,290 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:10:09,326 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:10:09,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:10:09,623 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:10:09,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:09 WrapperNode [2022-11-20 18:10:09,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:10:09,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:10:09,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:10:09,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:10:09,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:09" (1/1) ... [2022-11-20 18:10:09,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:09" (1/1) ... [2022-11-20 18:10:09,711 INFO L138 Inliner]: procedures = 501, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 91 [2022-11-20 18:10:09,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:10:09,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:10:09,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:10:09,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:10:09,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:09" (1/1) ... [2022-11-20 18:10:09,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:09" (1/1) ... [2022-11-20 18:10:09,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:09" (1/1) ... [2022-11-20 18:10:09,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:09" (1/1) ... [2022-11-20 18:10:09,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:09" (1/1) ... [2022-11-20 18:10:09,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:09" (1/1) ... [2022-11-20 18:10:09,737 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:09" (1/1) ... [2022-11-20 18:10:09,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:09" (1/1) ... [2022-11-20 18:10:09,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:10:09,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:10:09,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:10:09,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:10:09,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:09" (1/1) ... [2022-11-20 18:10:09,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:10:09,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:10:09,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:10:09,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:10:09,832 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 18:10:09,833 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 18:10:09,833 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-11-20 18:10:09,834 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-11-20 18:10:09,834 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 18:10:09,834 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 18:10:09,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:10:09,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:10:09,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:10:09,835 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 18:10:09,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:10:09,977 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:10:09,980 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:10:10,304 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:10:10,377 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:10:10,377 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:10:10,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:10:10 BoogieIcfgContainer [2022-11-20 18:10:10,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:10:10,381 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:10:10,381 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:10:10,392 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:10:10,392 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:10:10" (1/1) ... [2022-11-20 18:10:10,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:10:10,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:10,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 48 states and 60 transitions. [2022-11-20 18:10:10,464 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2022-11-20 18:10:10,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:10:10,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:10,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:10,806 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 18:10:10,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:10,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 47 states and 59 transitions. [2022-11-20 18:10:10,852 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2022-11-20 18:10:10,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:10:10,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:10,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:10,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:10,946 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 18:10:10,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:10,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2022-11-20 18:10:10,973 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-11-20 18:10:10,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:10:10,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:10,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:11,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:11,144 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 18:10:11,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:11,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 52 transitions. [2022-11-20 18:10:11,185 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-11-20 18:10:11,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:10:11,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:11,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:11,313 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 18:10:11,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:11,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 46 transitions. [2022-11-20 18:10:11,342 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2022-11-20 18:10:11,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 18:10:11,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:11,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:11,553 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 18:10:11,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 37 states and 45 transitions. [2022-11-20 18:10:11,640 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-11-20 18:10:11,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 18:10:11,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:11,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:11,763 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 18:10:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 36 states and 44 transitions. [2022-11-20 18:10:11,806 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-11-20 18:10:11,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 18:10:11,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:11,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:11,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:11,926 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 18:10:11,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:11,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 43 transitions. [2022-11-20 18:10:11,951 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-11-20 18:10:11,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 18:10:11,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:11,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:12,051 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 18:10:12,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:12,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 42 transitions. [2022-11-20 18:10:12,067 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-11-20 18:10:12,072 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 18:10:12,072 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-11-20 18:10:12,082 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 18:10:12,124 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:10:12,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:10:12 ImpRootNode [2022-11-20 18:10:12,131 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:10:12,132 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:10:12,132 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:10:12,132 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:10:12,133 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:10:10" (3/4) ... [2022-11-20 18:10:12,138 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 18:10:12,152 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 18:10:12,153 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrueOrFalse [2022-11-20 18:10:12,153 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 18:10:12,162 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-11-20 18:10:12,163 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 18:10:12,164 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 18:10:12,164 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 18:10:12,244 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 18:10:12,248 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:10:12,248 INFO L158 Benchmark]: Toolchain (without parser) took 4000.67ms. Allocated memory was 174.1MB in the beginning and 226.5MB in the end (delta: 52.4MB). Free memory was 124.5MB in the beginning and 126.5MB in the end (delta: -2.0MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2022-11-20 18:10:12,249 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 174.1MB. Free memory is still 144.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:10:12,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1374.30ms. Allocated memory was 174.1MB in the beginning and 226.5MB in the end (delta: 52.4MB). Free memory was 124.5MB in the beginning and 183.1MB in the end (delta: -58.6MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. [2022-11-20 18:10:12,250 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.93ms. Allocated memory is still 226.5MB. Free memory was 183.1MB in the beginning and 180.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:10:12,250 INFO L158 Benchmark]: Boogie Preprocessor took 28.29ms. Allocated memory is still 226.5MB. Free memory was 180.0MB in the beginning and 178.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:10:12,250 INFO L158 Benchmark]: RCFGBuilder took 638.52ms. Allocated memory is still 226.5MB. Free memory was 178.9MB in the beginning and 162.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 18:10:12,251 INFO L158 Benchmark]: CodeCheck took 1750.02ms. Allocated memory is still 226.5MB. Free memory was 162.1MB in the beginning and 129.6MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-20 18:10:12,251 INFO L158 Benchmark]: Witness Printer took 116.22ms. Allocated memory is still 226.5MB. Free memory was 129.6MB in the beginning and 126.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:10:12,253 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: 1.7s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 530 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 48 mSDsluCounter, 350 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 42 mSDsCounter, 101 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 199 IncrementalHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 101 mSolverCounterUnsat, 308 mSDtfsCounter, 199 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1144 GetRequests, 1132 SyntacticMatches, 0 SemanticMatches, 12 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, 0.9s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 232 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 0.50ms. Allocated memory is still 174.1MB. Free memory is still 144.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1374.30ms. Allocated memory was 174.1MB in the beginning and 226.5MB in the end (delta: 52.4MB). Free memory was 124.5MB in the beginning and 183.1MB in the end (delta: -58.6MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.93ms. Allocated memory is still 226.5MB. Free memory was 183.1MB in the beginning and 180.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.29ms. Allocated memory is still 226.5MB. Free memory was 180.0MB in the beginning and 178.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 638.52ms. Allocated memory is still 226.5MB. Free memory was 178.9MB in the beginning and 162.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1750.02ms. Allocated memory is still 226.5MB. Free memory was 162.1MB in the beginning and 129.6MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Witness Printer took 116.22ms. Allocated memory is still 226.5MB. Free memory was 129.6MB in the beginning and 126.5MB 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 18:10:12,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_876d2d0c-8ad5-449b-9121-59d48ea4fa2f/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