./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_03_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/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_dfadb669-e712-4816-9635-9692d4274662/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_03_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/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_dfadb669-e712-4816-9635-9692d4274662/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 bf1743f33d677307c7451c75fe48c272e0d52f0a5bc3d938930211202c9eab14 --- 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 17:09:38,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:09:38,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:09:38,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:09:38,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:09:38,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:09:38,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:09:38,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:09:38,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:09:38,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:09:38,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:09:38,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:09:38,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:09:38,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:09:38,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:09:38,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:09:38,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:09:38,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:09:38,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:09:38,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:09:38,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:09:38,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:09:38,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:09:38,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:09:38,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:09:38,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:09:38,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:09:38,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:09:38,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:09:38,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:09:38,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:09:38,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:09:38,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:09:38,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:09:38,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:09:38,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:09:38,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:09:38,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:09:38,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:09:38,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:09:38,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:09:38,530 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:09:38,549 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:09:38,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:09:38,550 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:09:38,551 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:09:38,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:09:38,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:09:38,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:09:38,552 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:09:38,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:09:38,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:09:38,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:09:38,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:09:38,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:09:38,554 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:09:38,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:09:38,554 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:09:38,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:09:38,555 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:09:38,555 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:09:38,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:09:38,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:09:38,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:09:38,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:09:38,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:09:38,556 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:09:38,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:09:38,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:09:38,557 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_dfadb669-e712-4816-9635-9692d4274662/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf1743f33d677307c7451c75fe48c272e0d52f0a5bc3d938930211202c9eab14 [2022-11-20 17:09:38,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:09:38,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:09:38,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:09:38,862 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:09:38,862 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:09:38,864 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_03_good.i [2022-11-20 17:09:42,099 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:09:42,506 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:09:42,507 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_03_good.i [2022-11-20 17:09:42,527 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/bin/ukojak-pZX7IvK2PQ/data/1dfbe996f/a471ff36e1a343a8805ffb532d340ede/FLAG8ed61ec5a [2022-11-20 17:09:42,544 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/bin/ukojak-pZX7IvK2PQ/data/1dfbe996f/a471ff36e1a343a8805ffb532d340ede [2022-11-20 17:09:42,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:09:42,549 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:09:42,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:09:42,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:09:42,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:09:42,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:09:42" (1/1) ... [2022-11-20 17:09:42,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65a92cfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:42, skipping insertion in model container [2022-11-20 17:09:42,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:09:42" (1/1) ... [2022-11-20 17:09:42,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:09:42,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:09:43,006 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:09:43,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:09:43,611 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:09:43,653 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:09:43,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:09:43,892 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:09:43,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:43 WrapperNode [2022-11-20 17:09:43,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:09:43,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:09:43,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:09:43,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:09:43,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:43" (1/1) ... [2022-11-20 17:09:43,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:43" (1/1) ... [2022-11-20 17:09:43,950 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 107 [2022-11-20 17:09:43,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:09:43,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:09:43,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:09:43,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:09:43,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:43" (1/1) ... [2022-11-20 17:09:43,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:43" (1/1) ... [2022-11-20 17:09:43,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:43" (1/1) ... [2022-11-20 17:09:43,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:43" (1/1) ... [2022-11-20 17:09:43,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:43" (1/1) ... [2022-11-20 17:09:43,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:43" (1/1) ... [2022-11-20 17:09:44,007 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:43" (1/1) ... [2022-11-20 17:09:44,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:43" (1/1) ... [2022-11-20 17:09:44,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:09:44,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:09:44,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:09:44,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:09:44,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:09:43" (1/1) ... [2022-11-20 17:09:44,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:09:44,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:09:44,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:09:44,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:09:44,129 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:09:44,129 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:09:44,130 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 17:09:44,134 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:09:44,135 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:09:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:09:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 17:09:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:09:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:09:44,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:09:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:09:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:09:44,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:09:44,295 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:09:44,297 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:09:44,468 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:09:44,514 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:09:44,528 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-20 17:09:44,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:09:44 BoogieIcfgContainer [2022-11-20 17:09:44,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:09:44,532 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:09:44,532 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:09:44,542 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:09:44,544 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:09:44" (1/1) ... [2022-11-20 17:09:44,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:09:44,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:44,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 50 states and 70 transitions. [2022-11-20 17:09:44,653 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2022-11-20 17:09:44,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:09:44,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:44,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:44,940 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 17:09:44,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:44,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 66 transitions. [2022-11-20 17:09:44,994 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2022-11-20 17:09:44,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:09:44,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:44,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:45,153 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 17:09:45,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:45,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 65 transitions. [2022-11-20 17:09:45,173 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2022-11-20 17:09:45,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:09:45,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:45,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:45,325 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 17:09:45,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:45,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 53 states and 71 transitions. [2022-11-20 17:09:45,381 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2022-11-20 17:09:45,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:09:45,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:45,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:45,455 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 17:09:45,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:45,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 64 transitions. [2022-11-20 17:09:45,494 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2022-11-20 17:09:45,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:09:45,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:45,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:45,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:45,540 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 17:09:45,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:45,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 62 transitions. [2022-11-20 17:09:45,553 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2022-11-20 17:09:45,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:09:45,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:45,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:45,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:45,644 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 17:09:45,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:45,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 61 transitions. [2022-11-20 17:09:45,680 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-11-20 17:09:45,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:09:45,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:45,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:45,819 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 17:09:45,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:45,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 50 states and 66 transitions. [2022-11-20 17:09:45,920 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-20 17:09:45,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:09:45,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:45,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:45,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:46,033 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 17:09:46,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:46,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 60 transitions. [2022-11-20 17:09:46,085 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-11-20 17:09:46,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:09:46,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:46,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:46,204 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 17:09:46,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:46,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 55 transitions. [2022-11-20 17:09:46,243 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-20 17:09:46,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:09:46,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:46,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:46,303 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 17:09:46,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:46,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 54 transitions. [2022-11-20 17:09:46,325 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-11-20 17:09:46,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:09:46,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:46,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:46,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:46,426 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 17:09:46,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 41 states and 52 transitions. [2022-11-20 17:09:46,466 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2022-11-20 17:09:46,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:09:46,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:46,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:46,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:46,520 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 17:09:46,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:46,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 40 states and 51 transitions. [2022-11-20 17:09:46,540 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-20 17:09:46,542 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:09:46,542 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-11-20 17:09:46,553 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 17:09:46,615 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:09:46,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:09:46 ImpRootNode [2022-11-20 17:09:46,622 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:09:46,623 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:09:46,628 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:09:46,629 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:09:46,629 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:09:44" (3/4) ... [2022-11-20 17:09:46,641 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:09:46,656 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 17:09:46,657 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 17:09:46,661 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-20 17:09:46,663 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 17:09:46,664 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 17:09:46,664 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:09:46,665 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:09:46,733 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:09:46,733 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:09:46,734 INFO L158 Benchmark]: Toolchain (without parser) took 4185.06ms. Allocated memory was 161.5MB in the beginning and 199.2MB in the end (delta: 37.7MB). Free memory was 126.8MB in the beginning and 78.8MB in the end (delta: 48.0MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. [2022-11-20 17:09:46,734 INFO L158 Benchmark]: CDTParser took 1.31ms. Allocated memory is still 121.6MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:09:46,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1338.97ms. Allocated memory is still 161.5MB. Free memory was 126.8MB in the beginning and 64.7MB in the end (delta: 62.2MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-20 17:09:46,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.30ms. Allocated memory is still 161.5MB. Free memory was 64.7MB in the beginning and 61.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:09:46,735 INFO L158 Benchmark]: Boogie Preprocessor took 60.54ms. Allocated memory is still 161.5MB. Free memory was 61.2MB in the beginning and 59.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:09:46,735 INFO L158 Benchmark]: RCFGBuilder took 518.50ms. Allocated memory is still 161.5MB. Free memory was 59.8MB in the beginning and 117.1MB in the end (delta: -57.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:09:46,736 INFO L158 Benchmark]: CodeCheck took 2090.28ms. Allocated memory was 161.5MB in the beginning and 199.2MB in the end (delta: 37.7MB). Free memory was 117.1MB in the beginning and 83.0MB in the end (delta: 34.1MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. [2022-11-20 17:09:46,737 INFO L158 Benchmark]: Witness Printer took 110.35ms. Allocated memory is still 199.2MB. Free memory was 83.0MB in the beginning and 78.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:09:46,738 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, 50 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1017 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 180 mSDsluCounter, 696 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 148 mSDsCounter, 146 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 418 IncrementalHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 146 mSolverCounterUnsat, 548 mSDtfsCounter, 418 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1815 GetRequests, 1786 SyntacticMatches, 9 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 224 ConstructedInterpolants, 0 QuantifiedInterpolants, 306 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 38/38 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: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: 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: 1662]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31ms. Allocated memory is still 121.6MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1338.97ms. Allocated memory is still 161.5MB. Free memory was 126.8MB in the beginning and 64.7MB in the end (delta: 62.2MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.30ms. Allocated memory is still 161.5MB. Free memory was 64.7MB in the beginning and 61.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.54ms. Allocated memory is still 161.5MB. Free memory was 61.2MB in the beginning and 59.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 518.50ms. Allocated memory is still 161.5MB. Free memory was 59.8MB in the beginning and 117.1MB in the end (delta: -57.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 2090.28ms. Allocated memory was 161.5MB in the beginning and 199.2MB in the end (delta: 37.7MB). Free memory was 117.1MB in the beginning and 83.0MB in the end (delta: 34.1MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. * Witness Printer took 110.35ms. Allocated memory is still 199.2MB. Free memory was 83.0MB in the beginning and 78.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:09:46,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfadb669-e712-4816-9635-9692d4274662/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