./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_15_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 d1f5e193cc11dc4dae3b539cb28f090276e9a5a9837f232803d339a1f1183470 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:10,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:10,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:54:10,287 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:54:10,288 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:54:10,319 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:10,320 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:10,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:10,321 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:10,322 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:10,323 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:10,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:10,324 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:54:10,325 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:10,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:10,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:10,327 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:10,335 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:54:10,335 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:10,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:10,337 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:10,338 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:10,338 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:10,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:10,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:10,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:10,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:10,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:10,342 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:10,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:10,343 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:10,343 INFO L153 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_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1f5e193cc11dc4dae3b539cb28f090276e9a5a9837f232803d339a1f1183470 [2023-11-11 23:54:10,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:10,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:10,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:10,660 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:10,661 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:10,663 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_15_good.i [2023-11-11 23:54:13,839 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:14,214 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:14,214 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_15_good.i [2023-11-11 23:54:14,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/data/17254c470/d33b538987844de09228693698e912b9/FLAGe116454f7 [2023-11-11 23:54:14,264 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/data/17254c470/d33b538987844de09228693698e912b9 [2023-11-11 23:54:14,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:14,269 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:14,270 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:14,270 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:14,277 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:14,279 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:14" (1/1) ... [2023-11-11 23:54:14,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a4289ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:14, skipping insertion in model container [2023-11-11 23:54:14,281 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:14" (1/1) ... [2023-11-11 23:54:14,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:14,830 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:54:15,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:15,426 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:15,513 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:54:15,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:15,803 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:15,803 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:15,804 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:15,804 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:15,804 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:15,804 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:15,813 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:15,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:15 WrapperNode [2023-11-11 23:54:15,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:15,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:15,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:15,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:15,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:15" (1/1) ... [2023-11-11 23:54:15,883 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:15" (1/1) ... [2023-11-11 23:54:15,916 INFO L138 Inliner]: procedures = 504, calls = 99, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 192 [2023-11-11 23:54:15,916 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:15,917 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:15,918 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:15,918 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:15,929 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:15" (1/1) ... [2023-11-11 23:54:15,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:15" (1/1) ... [2023-11-11 23:54:15,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:15" (1/1) ... [2023-11-11 23:54:15,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:15" (1/1) ... [2023-11-11 23:54:15,944 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:15" (1/1) ... [2023-11-11 23:54:15,947 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:15" (1/1) ... [2023-11-11 23:54:15,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:15" (1/1) ... [2023-11-11 23:54:15,952 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:15" (1/1) ... [2023-11-11 23:54:15,956 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:15,957 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:15,957 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:15,957 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:15,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:15" (1/1) ... [2023-11-11 23:54:15,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:15,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:15,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:16,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:16,046 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-11 23:54:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-11 23:54:16,046 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:54:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:54:16,047 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:54:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-11 23:54:16,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:16,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:16,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:16,049 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:54:16,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:16,233 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:16,235 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:16,497 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:16,547 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:16,547 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:54:16,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:16 BoogieIcfgContainer [2023-11-11 23:54:16,557 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:16,558 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:16,558 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:16,568 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:16,569 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:16" (1/1) ... [2023-11-11 23:54:16,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:54:16,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:16,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 109 transitions. [2023-11-11 23:54:16,650 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2023-11-11 23:54:16,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:54:16,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:16,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:16,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:16,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:16,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 73 states and 104 transitions. [2023-11-11 23:54:16,953 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 104 transitions. [2023-11-11 23:54:16,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:54:16,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:16,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:17,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:17,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:17,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 79 states and 113 transitions. [2023-11-11 23:54:17,255 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 113 transitions. [2023-11-11 23:54:17,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:54:17,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:17,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:17,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:17,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:17,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 112 transitions. [2023-11-11 23:54:17,447 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2023-11-11 23:54:17,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:54:17,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:17,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:17,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:54:17,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:17,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 71 states and 102 transitions. [2023-11-11 23:54:17,691 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 102 transitions. [2023-11-11 23:54:17,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:54:17,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:17,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:17,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:17,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:17,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 71 states and 101 transitions. [2023-11-11 23:54:17,868 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 101 transitions. [2023-11-11 23:54:17,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:54:17,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:17,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:17,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:54:17,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:17,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 70 states and 98 transitions. [2023-11-11 23:54:17,962 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2023-11-11 23:54:17,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:54:17,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:17,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:17,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:18,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:54:18,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:18,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 68 states and 93 transitions. [2023-11-11 23:54:18,096 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2023-11-11 23:54:18,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:54:18,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:18,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:18,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:54:18,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:18,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 73 states and 100 transitions. [2023-11-11 23:54:18,304 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2023-11-11 23:54:18,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:54:18,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:18,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:18,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:54:18,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:18,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 72 states and 99 transitions. [2023-11-11 23:54:18,515 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2023-11-11 23:54:18,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:54:18,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:18,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:18,646 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:54:18,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:18,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 66 states and 91 transitions. [2023-11-11 23:54:18,811 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2023-11-11 23:54:18,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:54:18,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:18,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:18,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:18,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:54:19,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:19,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 64 states and 86 transitions. [2023-11-11 23:54:19,073 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2023-11-11 23:54:19,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:54:19,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:19,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:19,207 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:54:19,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:19,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 67 states and 91 transitions. [2023-11-11 23:54:19,257 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 91 transitions. [2023-11-11 23:54:19,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:54:19,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:19,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:19,352 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:54:19,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:19,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 68 states and 92 transitions. [2023-11-11 23:54:19,377 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2023-11-11 23:54:19,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:54:19,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:19,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:19,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:19,460 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:54:19,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:19,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 61 states and 81 transitions. [2023-11-11 23:54:19,509 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2023-11-11 23:54:19,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:54:19,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:19,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:19,602 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:54:19,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:19,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 59 states and 76 transitions. [2023-11-11 23:54:19,804 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2023-11-11 23:54:19,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:54:19,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:19,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:19,916 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:54:19,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:19,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 62 states and 82 transitions. [2023-11-11 23:54:19,984 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2023-11-11 23:54:19,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:54:19,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:19,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:20,080 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:54:20,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:20,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 63 states and 83 transitions. [2023-11-11 23:54:20,100 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2023-11-11 23:54:20,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:54:20,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:20,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:20,185 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:54:20,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:20,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 55 states and 69 transitions. [2023-11-11 23:54:20,244 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2023-11-11 23:54:20,245 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:54:20,245 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2023-11-11 23:54:20,255 INFO L753 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-11 23:54:20,374 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:54:20,379 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:54:20,380 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:54:20,380 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:54:20,380 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:54:20,381 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:54:20,381 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:54:20,381 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:54:20,381 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:54:20,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:54:20 ImpRootNode [2023-11-11 23:54:20,383 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:54:20,384 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:54:20,384 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:54:20,384 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:54:20,385 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:16" (3/4) ... [2023-11-11 23:54:20,392 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:54:20,395 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-11 23:54:20,396 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-11 23:54:20,410 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2023-11-11 23:54:20,411 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-11 23:54:20,411 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-11 23:54:20,412 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-11 23:54:20,413 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:54:20,533 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:54:20,533 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:54:20,533 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:54:20,534 INFO L158 Benchmark]: Toolchain (without parser) took 6265.68ms. Allocated memory was 121.6MB in the beginning and 176.2MB in the end (delta: 54.5MB). Free memory was 75.0MB in the beginning and 70.8MB in the end (delta: 4.2MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2023-11-11 23:54:20,534 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 121.6MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:20,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1543.76ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 74.7MB in the beginning and 75.0MB in the end (delta: -255.6kB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2023-11-11 23:54:20,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.94ms. Allocated memory is still 146.8MB. Free memory was 75.0MB in the beginning and 71.5MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:54:20,536 INFO L158 Benchmark]: Boogie Preprocessor took 38.79ms. Allocated memory is still 146.8MB. Free memory was 71.5MB in the beginning and 70.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:20,536 INFO L158 Benchmark]: RCFGBuilder took 599.82ms. Allocated memory is still 146.8MB. Free memory was 69.4MB in the beginning and 95.6MB in the end (delta: -26.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:20,536 INFO L158 Benchmark]: CodeCheck took 3825.73ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 95.6MB in the beginning and 77.1MB in the end (delta: 18.5MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2023-11-11 23:54:20,537 INFO L158 Benchmark]: Witness Printer took 149.75ms. Allocated memory is still 176.2MB. Free memory was 77.1MB in the beginning and 70.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:54:20,539 INFO L338 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, 75 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2356 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 488 mSDsluCounter, 2049 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 484 mSDsCounter, 463 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1078 IncrementalHoareTripleChecker+Invalid, 1541 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 463 mSolverCounterUnsat, 1565 mSDtfsCounter, 1078 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4175 GetRequests, 4110 SyntacticMatches, 11 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 804 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 448 ConstructedInterpolants, 0 QuantifiedInterpolants, 564 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 66/66 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: 1579]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1579]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1676]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1676]: 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: 1672]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1594]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1645]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1663]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1636]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1552]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 121.6MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1543.76ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 74.7MB in the beginning and 75.0MB in the end (delta: -255.6kB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.94ms. Allocated memory is still 146.8MB. Free memory was 75.0MB in the beginning and 71.5MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.79ms. Allocated memory is still 146.8MB. Free memory was 71.5MB in the beginning and 70.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 599.82ms. Allocated memory is still 146.8MB. Free memory was 69.4MB in the beginning and 95.6MB in the end (delta: -26.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * CodeCheck took 3825.73ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 95.6MB in the beginning and 77.1MB in the end (delta: 18.5MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. * Witness Printer took 149.75ms. Allocated memory is still 176.2MB. Free memory was 77.1MB in the beginning and 70.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-11 23:54:20,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2641dbad-33d7-4557-8376-2aca4c851aa0/bin/ukojak-verify-0OAaufAVZV/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