./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_09_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_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/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_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/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_7d7f89a9-ee94-4b59-b429-2604f4c22f61/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 fc8d90f863e3d3dcc9dfe28cb6fcd78f0ad811ed6fa36b78d238a3d60b62a8a7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:41:01,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:41:01,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:41:01,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:41:01,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:41:01,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:41:01,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:41:01,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:41:01,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:41:01,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:41:01,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:41:01,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:41:01,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:41:01,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:41:01,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:41:01,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:41:01,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:41:01,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:41:01,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:41:01,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:41:01,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:41:01,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:41:01,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:41:01,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:41:01,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:41:01,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:41:01,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:41:01,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:41:01,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:41:01,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:41:01,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:41:01,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:41:01,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:41:01,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:41:01,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:41:01,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:41:01,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:41:01,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:41:01,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:41:01,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:41:01,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:41:01,495 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:41:01,539 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:41:01,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:41:01,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:41:01,541 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:41:01,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:41:01,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:41:01,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:41:01,543 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:41:01,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:41:01,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:41:01,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:41:01,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:41:01,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:41:01,545 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:41:01,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:41:01,545 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:41:01,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:41:01,546 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:41:01,546 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:41:01,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:41:01,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:41:01,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:41:01,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:41:01,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:41:01,548 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:41:01,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:41:01,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:41:01,548 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_7d7f89a9-ee94-4b59-b429-2604f4c22f61/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc8d90f863e3d3dcc9dfe28cb6fcd78f0ad811ed6fa36b78d238a3d60b62a8a7 [2022-11-20 16:41:01,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:41:01,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:41:01,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:41:01,863 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:41:01,864 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:41:01,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_09_good.i [2022-11-20 16:41:04,932 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:41:05,315 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:41:05,318 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_09_good.i [2022-11-20 16:41:05,347 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ/data/e31ad4020/91b8b9b5b0ae45c8abc59b6b6dc401e5/FLAG8856def06 [2022-11-20 16:41:05,360 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ/data/e31ad4020/91b8b9b5b0ae45c8abc59b6b6dc401e5 [2022-11-20 16:41:05,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:41:05,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:41:05,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:41:05,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:41:05,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:41:05,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:41:05" (1/1) ... [2022-11-20 16:41:05,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@545d77d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:05, skipping insertion in model container [2022-11-20 16:41:05,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:41:05" (1/1) ... [2022-11-20 16:41:05,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:41:05,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:41:05,859 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:41:06,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:41:06,415 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:41:06,434 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:41:06,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:41:06,656 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:41:06,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:06 WrapperNode [2022-11-20 16:41:06,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:41:06,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:41:06,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:41:06,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:41:06,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:06" (1/1) ... [2022-11-20 16:41:06,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:06" (1/1) ... [2022-11-20 16:41:06,718 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 81 [2022-11-20 16:41:06,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:41:06,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:41:06,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:41:06,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:41:06,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:06" (1/1) ... [2022-11-20 16:41:06,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:06" (1/1) ... [2022-11-20 16:41:06,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:06" (1/1) ... [2022-11-20 16:41:06,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:06" (1/1) ... [2022-11-20 16:41:06,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:06" (1/1) ... [2022-11-20 16:41:06,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:06" (1/1) ... [2022-11-20 16:41:06,754 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:06" (1/1) ... [2022-11-20 16:41:06,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:06" (1/1) ... [2022-11-20 16:41:06,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:41:06,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:41:06,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:41:06,774 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:41:06,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:41:06" (1/1) ... [2022-11-20 16:41:06,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:41:06,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:41:06,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:41:06,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:41:06,878 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 16:41:06,878 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 16:41:06,878 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:41:06,879 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:41:06,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:41:06,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:41:06,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:41:06,880 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:41:06,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:41:07,075 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:41:07,078 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:41:07,322 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:41:07,393 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:41:07,401 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:41:07,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:41:07 BoogieIcfgContainer [2022-11-20 16:41:07,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:41:07,406 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:41:07,406 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:41:07,416 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:41:07,416 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:41:07" (1/1) ... [2022-11-20 16:41:07,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:41:07,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-11-20 16:41:07,510 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-11-20 16:41:07,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:41:07,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:07,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:07,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:07,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:07,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-11-20 16:41:07,878 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-11-20 16:41:07,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:41:07,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:07,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:08,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:08,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-11-20 16:41:08,075 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-11-20 16:41:08,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:41:08,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:08,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:08,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:08,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:08,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-11-20 16:41:08,161 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-20 16:41:08,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:41:08,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:08,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:08,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:08,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:08,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 48 states and 68 transitions. [2022-11-20 16:41:08,409 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 68 transitions. [2022-11-20 16:41:08,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:41:08,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:08,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:08,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:41:08,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:08,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 64 transitions. [2022-11-20 16:41:08,630 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2022-11-20 16:41:08,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:41:08,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:08,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:08,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:09,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:09,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 63 transitions. [2022-11-20 16:41:09,082 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2022-11-20 16:41:09,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:41:09,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:09,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:09,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:41:09,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:09,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 62 transitions. [2022-11-20 16:41:09,267 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 62 transitions. [2022-11-20 16:41:09,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:41:09,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:09,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:09,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:41:09,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:09,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 61 transitions. [2022-11-20 16:41:09,413 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-11-20 16:41:09,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:41:09,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:09,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:09,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:41:09,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:09,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 49 states and 66 transitions. [2022-11-20 16:41:09,512 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2022-11-20 16:41:09,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:41:09,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:09,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:09,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:41:09,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:09,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 67 transitions. [2022-11-20 16:41:09,592 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-11-20 16:41:09,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:41:09,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:09,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:09,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:41:09,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:09,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 53 states and 73 transitions. [2022-11-20 16:41:09,756 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-11-20 16:41:09,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:41:09,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:09,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:09,788 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:41:10,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:10,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 58 states and 81 transitions. [2022-11-20 16:41:10,155 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2022-11-20 16:41:10,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:41:10,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:10,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:10,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:10,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:10,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 56 states and 78 transitions. [2022-11-20 16:41:10,369 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2022-11-20 16:41:10,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:41:10,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:10,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:10,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:41:10,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:10,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 73 transitions. [2022-11-20 16:41:10,568 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-11-20 16:41:10,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:41:10,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:10,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:10,636 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 16:41:10,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:10,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 53 states and 72 transitions. [2022-11-20 16:41:10,768 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-11-20 16:41:10,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:41:10,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:10,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:10,811 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:41:11,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:11,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 53 states and 71 transitions. [2022-11-20 16:41:11,023 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2022-11-20 16:41:11,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:41:11,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:11,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:11,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:41:11,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:11,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 53 states and 70 transitions. [2022-11-20 16:41:11,481 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2022-11-20 16:41:11,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 16:41:11,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:11,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:11,530 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:41:11,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:11,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 51 states and 67 transitions. [2022-11-20 16:41:11,694 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2022-11-20 16:41:11,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:41:11,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:11,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:41:11,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:11,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 41 states and 50 transitions. [2022-11-20 16:41:11,910 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2022-11-20 16:41:11,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 16:41:11,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:11,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:12,002 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:41:12,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:12,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 40 states and 48 transitions. [2022-11-20 16:41:12,101 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2022-11-20 16:41:12,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 16:41:12,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:12,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:12,176 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:41:12,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:12,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 39 states and 47 transitions. [2022-11-20 16:41:12,237 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2022-11-20 16:41:12,237 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:41:12,237 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2022-11-20 16:41:12,245 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 16:41:12,561 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:41:12,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:41:12 ImpRootNode [2022-11-20 16:41:12,575 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:41:12,576 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:41:12,576 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:41:12,576 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:41:12,577 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:41:07" (3/4) ... [2022-11-20 16:41:12,580 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:41:12,588 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 16:41:12,588 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 16:41:12,593 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-11-20 16:41:12,594 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 16:41:12,594 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 16:41:12,594 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:41:12,651 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:41:12,662 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:41:12,663 INFO L158 Benchmark]: Toolchain (without parser) took 7298.02ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 69.7MB in the beginning and 130.7MB in the end (delta: -61.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:41:12,663 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 82.8MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:41:12,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1290.45ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 69.7MB in the beginning and 71.8MB in the end (delta: -2.1MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2022-11-20 16:41:12,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.86ms. Allocated memory is still 146.8MB. Free memory was 70.9MB in the beginning and 68.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:41:12,664 INFO L158 Benchmark]: Boogie Preprocessor took 54.18ms. Allocated memory is still 146.8MB. Free memory was 68.0MB in the beginning and 66.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:41:12,665 INFO L158 Benchmark]: RCFGBuilder took 630.63ms. Allocated memory is still 146.8MB. Free memory was 66.7MB in the beginning and 106.9MB in the end (delta: -40.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 16:41:12,665 INFO L158 Benchmark]: CodeCheck took 5169.83ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 106.9MB in the beginning and 133.7MB in the end (delta: -26.8MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. [2022-11-20 16:41:12,665 INFO L158 Benchmark]: Witness Printer took 85.91ms. Allocated memory is still 176.2MB. Free memory was 133.7MB in the beginning and 130.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:41:12,667 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, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3006 SdHoareTripleChecker+Valid, 5.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 973 mSDsluCounter, 1740 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 492 mSDsCounter, 569 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2874 IncrementalHoareTripleChecker+Invalid, 3443 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 569 mSolverCounterUnsat, 1248 mSDtfsCounter, 2874 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4005 GetRequests, 3901 SyntacticMatches, 8 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3669 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 432 NumberOfCodeBlocks, 432 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 411 ConstructedInterpolants, 0 QuantifiedInterpolants, 720 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 60/60 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: 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: 1650]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 82.8MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1290.45ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 69.7MB in the beginning and 71.8MB in the end (delta: -2.1MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.86ms. Allocated memory is still 146.8MB. Free memory was 70.9MB in the beginning and 68.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.18ms. Allocated memory is still 146.8MB. Free memory was 68.0MB in the beginning and 66.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 630.63ms. Allocated memory is still 146.8MB. Free memory was 66.7MB in the beginning and 106.9MB in the end (delta: -40.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 5169.83ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 106.9MB in the beginning and 133.7MB in the end (delta: -26.8MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. * Witness Printer took 85.91ms. Allocated memory is still 176.2MB. Free memory was 133.7MB in the beginning and 130.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:41:12,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d7f89a9-ee94-4b59-b429-2604f4c22f61/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE