./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_11_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_bb03188a-4bb6-4751-ba28-a7e09b164eda/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/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_bb03188a-4bb6-4751-ba28-a7e09b164eda/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_11_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/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_bb03188a-4bb6-4751-ba28-a7e09b164eda/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 a43fd7f2ac156bda89005f1738fbb3d5eb8d05dacd3fd2147fb898a099751ba7 --- 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 17:17:38,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:17:38,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:17:38,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:17:38,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:17:38,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:17:38,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:17:38,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:17:38,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:17:38,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:17:38,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:17:38,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:17:38,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:17:38,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:17:38,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:17:38,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:17:38,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:17:38,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:17:38,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:17:38,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:17:38,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:17:38,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:17:38,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:17:38,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:17:38,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:17:38,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:17:38,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:17:38,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:17:38,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:17:38,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:17:38,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:17:38,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:17:38,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:17:38,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:17:38,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:17:38,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:17:38,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:17:38,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:17:38,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:17:38,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:17:38,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:17:38,604 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:17:38,634 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:17:38,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:17:38,635 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:17:38,635 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:17:38,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:17:38,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:17:38,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:17:38,637 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:17:38,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:17:38,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:17:38,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:17:38,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:17:38,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:17:38,638 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:17:38,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:17:38,638 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:17:38,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:17:38,639 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:17:38,639 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:17:38,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:17:38,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:17:38,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:17:38,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:17:38,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:17:38,640 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:17:38,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:17:38,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:17:38,641 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_bb03188a-4bb6-4751-ba28-a7e09b164eda/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a43fd7f2ac156bda89005f1738fbb3d5eb8d05dacd3fd2147fb898a099751ba7 [2022-11-20 17:17:38,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:17:38,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:17:38,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:17:38,938 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:17:38,938 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:17:38,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_11_good.i [2022-11-20 17:17:42,140 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:17:42,610 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:17:42,610 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_11_good.i [2022-11-20 17:17:42,642 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/bin/ukojak-pZX7IvK2PQ/data/eea550343/9ed5a9e901dc4f44bc56bbdfe8c04145/FLAGfb5e899ac [2022-11-20 17:17:42,661 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/bin/ukojak-pZX7IvK2PQ/data/eea550343/9ed5a9e901dc4f44bc56bbdfe8c04145 [2022-11-20 17:17:42,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:17:42,670 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:17:42,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:17:42,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:17:42,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:17:42,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:17:42" (1/1) ... [2022-11-20 17:17:42,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60db8731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:42, skipping insertion in model container [2022-11-20 17:17:42,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:17:42" (1/1) ... [2022-11-20 17:17:42,688 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:17:42,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:17:43,135 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:17:43,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:17:43,714 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:17:43,738 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:17:43,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:17:44,028 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:17:44,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:44 WrapperNode [2022-11-20 17:17:44,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:17:44,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:17:44,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:17:44,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:17:44,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:44" (1/1) ... [2022-11-20 17:17:44,079 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:44" (1/1) ... [2022-11-20 17:17:44,116 INFO L138 Inliner]: procedures = 503, calls = 89, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 127 [2022-11-20 17:17:44,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:17:44,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:17:44,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:17:44,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:17:44,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:44" (1/1) ... [2022-11-20 17:17:44,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:44" (1/1) ... [2022-11-20 17:17:44,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:44" (1/1) ... [2022-11-20 17:17:44,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:44" (1/1) ... [2022-11-20 17:17:44,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:44" (1/1) ... [2022-11-20 17:17:44,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:44" (1/1) ... [2022-11-20 17:17:44,174 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:44" (1/1) ... [2022-11-20 17:17:44,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:44" (1/1) ... [2022-11-20 17:17:44,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:17:44,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:17:44,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:17:44,179 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:17:44,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:44" (1/1) ... [2022-11-20 17:17:44,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:17:44,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:17:44,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:17:44,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:17:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:17:44,257 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:17:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:17:44,257 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:17:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2022-11-20 17:17:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2022-11-20 17:17:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:17:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:17:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:17:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:17:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:17:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:17:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2022-11-20 17:17:44,259 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2022-11-20 17:17:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:17:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:17:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:17:44,404 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:17:44,406 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:17:44,702 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:17:44,832 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:17:44,832 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:17:44,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:17:44 BoogieIcfgContainer [2022-11-20 17:17:44,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:17:44,836 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:17:44,842 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:17:44,851 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:17:44,852 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:17:44" (1/1) ... [2022-11-20 17:17:44,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:17:44,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:44,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 65 states and 85 transitions. [2022-11-20 17:17:44,947 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2022-11-20 17:17:44,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:17:44,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:44,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:45,738 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 17:17:45,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:45,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 64 states and 84 transitions. [2022-11-20 17:17:45,922 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2022-11-20 17:17:45,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:17:45,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:45,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:46,112 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 17:17:46,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:46,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 83 transitions. [2022-11-20 17:17:46,231 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2022-11-20 17:17:46,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:17:46,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:46,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:46,407 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:17:46,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:46,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 62 states and 80 transitions. [2022-11-20 17:17:46,616 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2022-11-20 17:17:46,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:17:46,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:46,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:47,056 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:17:47,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:47,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 61 states and 79 transitions. [2022-11-20 17:17:47,255 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2022-11-20 17:17:47,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:17:47,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:47,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:47,465 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:17:47,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:47,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 60 states and 78 transitions. [2022-11-20 17:17:47,632 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-11-20 17:17:47,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:17:47,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:47,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:47,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:47,761 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 17:17:47,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:47,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 60 states and 77 transitions. [2022-11-20 17:17:47,946 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2022-11-20 17:17:47,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:17:47,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:47,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:48,037 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 17:17:48,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:48,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 64 states and 84 transitions. [2022-11-20 17:17:48,092 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2022-11-20 17:17:48,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:17:48,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:48,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:48,208 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 17:17:48,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:48,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 69 states and 92 transitions. [2022-11-20 17:17:48,389 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2022-11-20 17:17:48,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:17:48,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:48,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:48,504 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-20 17:17:48,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:48,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 57 states and 72 transitions. [2022-11-20 17:17:48,570 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2022-11-20 17:17:48,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:17:48,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:48,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:48,695 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:17:48,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:48,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 57 states and 71 transitions. [2022-11-20 17:17:48,949 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-11-20 17:17:48,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 17:17:48,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:48,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:48,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:49,145 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:17:49,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:49,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 56 states and 70 transitions. [2022-11-20 17:17:49,302 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-11-20 17:17:49,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 17:17:49,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:49,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:49,521 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:17:49,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:49,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 55 states and 69 transitions. [2022-11-20 17:17:49,711 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2022-11-20 17:17:49,713 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:17:49,713 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-11-20 17:17:49,724 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 17:17:49,893 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:17:49,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:17:49 ImpRootNode [2022-11-20 17:17:49,900 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:17:49,901 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:17:49,901 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:17:49,901 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:17:49,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:17:44" (3/4) ... [2022-11-20 17:17:49,906 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:17:49,912 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 17:17:49,913 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2022-11-20 17:17:49,913 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 17:17:49,913 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2022-11-20 17:17:49,920 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2022-11-20 17:17:49,921 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 17:17:49,921 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 17:17:49,922 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:17:50,002 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:17:50,002 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:17:50,003 INFO L158 Benchmark]: Toolchain (without parser) took 7333.20ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 138.2MB in the beginning and 126.6MB in the end (delta: 11.6MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. [2022-11-20 17:17:50,003 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 125.8MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:17:50,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1355.05ms. Allocated memory is still 186.6MB. Free memory was 137.7MB in the beginning and 124.4MB in the end (delta: 13.3MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2022-11-20 17:17:50,004 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.06ms. Allocated memory is still 186.6MB. Free memory was 124.4MB in the beginning and 121.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:17:50,004 INFO L158 Benchmark]: Boogie Preprocessor took 58.55ms. Allocated memory is still 186.6MB. Free memory was 121.1MB in the beginning and 119.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:17:50,005 INFO L158 Benchmark]: RCFGBuilder took 657.00ms. Allocated memory is still 186.6MB. Free memory was 119.7MB in the beginning and 99.3MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:17:50,005 INFO L158 Benchmark]: CodeCheck took 5063.84ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 99.3MB in the beginning and 130.8MB in the end (delta: -31.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-11-20 17:17:50,005 INFO L158 Benchmark]: Witness Printer took 101.68ms. Allocated memory is still 224.4MB. Free memory was 130.8MB in the beginning and 126.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:17:50,007 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 5 procedures, 65 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1644 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 242 mSDsluCounter, 1052 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 144 mSDsCounter, 347 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1215 IncrementalHoareTripleChecker+Invalid, 1562 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 347 mSolverCounterUnsat, 908 mSDtfsCounter, 1215 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3363 GetRequests, 3297 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 964 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 472 NumberOfCodeBlocks, 472 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 460 ConstructedInterpolants, 0 QuantifiedInterpolants, 660 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 214/220 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: 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: 1642]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 125.8MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1355.05ms. Allocated memory is still 186.6MB. Free memory was 137.7MB in the beginning and 124.4MB in the end (delta: 13.3MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.06ms. Allocated memory is still 186.6MB. Free memory was 124.4MB in the beginning and 121.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.55ms. Allocated memory is still 186.6MB. Free memory was 121.1MB in the beginning and 119.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 657.00ms. Allocated memory is still 186.6MB. Free memory was 119.7MB in the beginning and 99.3MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 5063.84ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 99.3MB in the beginning and 130.8MB in the end (delta: -31.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Witness Printer took 101.68ms. Allocated memory is still 224.4MB. Free memory was 130.8MB in the beginning and 126.6MB 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 17:17:50,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb03188a-4bb6-4751-ba28-a7e09b164eda/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