./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_31_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/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_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/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_88b0cb71-1ea9-4760-8841-821bdac2728b/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 97c5f24e2fd5359ce9a5d3b8df5abc921b8ab1b4a463a138e7bad7d8c7dc4b04 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:42,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:42,406 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:00:42,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:00:42,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:00:42,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:42,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:00:42,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:00:42,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:42,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:42,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:42,462 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:00:42,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:00:42,464 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:42,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:00:42,465 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:42,465 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:00:42,466 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:00:42,466 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:42,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:00:42,467 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:42,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:42,468 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:42,469 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:42,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:42,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:42,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:42,471 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:00:42,471 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:00:42,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:00:42,473 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:00:42,473 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_88b0cb71-1ea9-4760-8841-821bdac2728b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97c5f24e2fd5359ce9a5d3b8df5abc921b8ab1b4a463a138e7bad7d8c7dc4b04 [2023-11-12 00:00:42,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:42,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:42,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:42,768 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:42,769 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:42,770 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_31_bad.i [2023-11-12 00:00:46,038 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:46,452 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:46,453 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_31_bad.i [2023-11-12 00:00:46,486 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/data/9c3e4b56a/ecc4944f33904ec08fedab13702ffab8/FLAG2d0ab57c7 [2023-11-12 00:00:46,506 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/data/9c3e4b56a/ecc4944f33904ec08fedab13702ffab8 [2023-11-12 00:00:46,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:46,514 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:46,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:46,518 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:46,523 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:46,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:46" (1/1) ... [2023-11-12 00:00:46,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e93518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:46, skipping insertion in model container [2023-11-12 00:00:46,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:46" (1/1) ... [2023-11-12 00:00:46,616 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:47,047 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:00:47,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:47,730 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:47,763 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:00:47,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:48,028 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:48,029 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:48,029 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:48,029 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:48,030 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:48,030 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:48,038 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:48,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:48 WrapperNode [2023-11-12 00:00:48,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:48,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:48,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:48,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:48,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:48" (1/1) ... [2023-11-12 00:00:48,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:48" (1/1) ... [2023-11-12 00:00:48,110 INFO L138 Inliner]: procedures = 500, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2023-11-12 00:00:48,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:48,112 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:48,112 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:48,112 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:48,122 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:48" (1/1) ... [2023-11-12 00:00:48,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:48" (1/1) ... [2023-11-12 00:00:48,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:48" (1/1) ... [2023-11-12 00:00:48,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:48" (1/1) ... [2023-11-12 00:00:48,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:48" (1/1) ... [2023-11-12 00:00:48,135 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:48" (1/1) ... [2023-11-12 00:00:48,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:48" (1/1) ... [2023-11-12 00:00:48,138 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:48" (1/1) ... [2023-11-12 00:00:48,142 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:48,143 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:48,143 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:48,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:48,144 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:48" (1/1) ... [2023-11-12 00:00:48,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:48,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:48,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:48,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:48,247 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-12 00:00:48,247 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:00:48,247 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:00:48,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:00:48,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:00:48,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:48,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:48,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:48,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:00:48,248 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:00:48,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:00:48,395 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:48,399 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:48,520 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:48,576 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:48,576 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:00:48,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:48 BoogieIcfgContainer [2023-11-12 00:00:48,579 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:00:48,580 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:00:48,580 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:00:48,590 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:00:48,590 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:48" (1/1) ... [2023-11-12 00:00:48,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:00:48,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:48,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-12 00:00:48,648 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-12 00:00:48,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:00:48,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:48,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:49,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:49,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:49,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-12 00:00:49,176 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-12 00:00:49,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:00:49,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:49,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:00:49,243 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:00:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:00:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:00:49,325 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:00:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:00:49,365 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-12 00:00:49,410 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated [2023-11-12 00:00:49,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:00:49 ImpRootNode [2023-11-12 00:00:49,417 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:00:49,418 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:00:49,418 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:00:49,418 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:00:49,419 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:48" (3/4) ... [2023-11-12 00:00:49,424 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:00:49,425 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:00:49,426 INFO L158 Benchmark]: Toolchain (without parser) took 2911.28ms. Allocated memory is still 163.6MB. Free memory was 116.9MB in the beginning and 122.1MB in the end (delta: -5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:49,427 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:49,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1523.01ms. Allocated memory is still 163.6MB. Free memory was 116.9MB in the beginning and 97.0MB in the end (delta: 19.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-12 00:00:49,428 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.23ms. Allocated memory is still 163.6MB. Free memory was 97.0MB in the beginning and 93.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:00:49,430 INFO L158 Benchmark]: Boogie Preprocessor took 30.11ms. Allocated memory is still 163.6MB. Free memory was 93.8MB in the beginning and 92.8MB in the end (delta: 974.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:49,430 INFO L158 Benchmark]: RCFGBuilder took 436.79ms. Allocated memory is still 163.6MB. Free memory was 92.8MB in the beginning and 78.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:00:49,431 INFO L158 Benchmark]: CodeCheck took 837.08ms. Allocated memory is still 163.6MB. Free memory was 78.1MB in the beginning and 122.1MB in the end (delta: -44.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:49,432 INFO L158 Benchmark]: Witness Printer took 7.09ms. Allocated memory is still 163.6MB. Free memory is still 122.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:49,442 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 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 9 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 1567]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1556. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1576] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1576] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=30, argc=30, argv={31:29}, argv={31:29}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1577] CALL CWE190_Integer_Overflow__int_fgets_postinc_31_bad() [L1550] int data; [L1551] data = 0 [L1553] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1554] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1556] EXPR data = atoi(inputBuffer) [L1553] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1552-L1562] { char inputBuffer[(3 * sizeof(data) + 2)] = ""; if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)) { data = atoi(inputBuffer); } else { printLine("fgets() failed."); } } [L1564] int dataCopy = data; [L1565] int data = dataCopy; [L1567] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, data=2147483647, dataCopy=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1523.01ms. Allocated memory is still 163.6MB. Free memory was 116.9MB in the beginning and 97.0MB in the end (delta: 19.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.23ms. Allocated memory is still 163.6MB. Free memory was 97.0MB in the beginning and 93.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.11ms. Allocated memory is still 163.6MB. Free memory was 93.8MB in the beginning and 92.8MB in the end (delta: 974.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 436.79ms. Allocated memory is still 163.6MB. Free memory was 92.8MB in the beginning and 78.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 837.08ms. Allocated memory is still 163.6MB. Free memory was 78.1MB in the beginning and 122.1MB in the end (delta: -44.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.09ms. Allocated memory is still 163.6MB. Free memory is still 122.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:00:49,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/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_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/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 97c5f24e2fd5359ce9a5d3b8df5abc921b8ab1b4a463a138e7bad7d8c7dc4b04 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:52,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:52,305 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-12 00:00:52,358 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:52,359 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:00:52,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:00:52,361 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:52,362 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:52,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:52,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:00:52,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:52,369 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:00:52,370 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:52,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:00:52,372 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:00:52,373 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:00:52,373 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:00:52,374 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:00:52,374 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:52,375 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:00:52,375 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:52,376 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:52,377 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:52,377 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:00:52,378 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:00:52,378 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:00:52,379 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:52,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:52,380 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:52,381 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:52,382 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:00:52,382 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:00:52,383 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:00:52,383 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:00:52,384 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:00:52,384 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:00:52,385 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_88b0cb71-1ea9-4760-8841-821bdac2728b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97c5f24e2fd5359ce9a5d3b8df5abc921b8ab1b4a463a138e7bad7d8c7dc4b04 [2023-11-12 00:00:52,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:52,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:52,789 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:52,791 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:52,792 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:52,793 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_31_bad.i [2023-11-12 00:00:56,032 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:56,476 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:56,476 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_31_bad.i [2023-11-12 00:00:56,510 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/data/3dd2291ea/d2ebf716a3ac407a8e2b9411633b6e10/FLAGace78f1ee [2023-11-12 00:00:56,528 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/data/3dd2291ea/d2ebf716a3ac407a8e2b9411633b6e10 [2023-11-12 00:00:56,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:56,533 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:56,536 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:56,537 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:56,542 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:56,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:56" (1/1) ... [2023-11-12 00:00:56,545 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71dcc483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:56, skipping insertion in model container [2023-11-12 00:00:56,546 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:56" (1/1) ... [2023-11-12 00:00:56,617 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:57,064 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:00:57,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:57,876 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:57,896 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:00:57,963 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:58,174 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:58,175 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:58,175 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:58,175 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:58,176 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:58,176 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:58,184 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:58,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:58 WrapperNode [2023-11-12 00:00:58,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:58,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:58,189 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:58,189 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:58,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:58" (1/1) ... [2023-11-12 00:00:58,246 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:58" (1/1) ... [2023-11-12 00:00:58,290 INFO L138 Inliner]: procedures = 505, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2023-11-12 00:00:58,290 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:58,292 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:58,292 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:58,292 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:58,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:58" (1/1) ... [2023-11-12 00:00:58,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:58" (1/1) ... [2023-11-12 00:00:58,317 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:58" (1/1) ... [2023-11-12 00:00:58,318 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:58" (1/1) ... [2023-11-12 00:00:58,332 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:58" (1/1) ... [2023-11-12 00:00:58,341 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:58" (1/1) ... [2023-11-12 00:00:58,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:58" (1/1) ... [2023-11-12 00:00:58,352 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:58" (1/1) ... [2023-11-12 00:00:58,357 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:58,358 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:58,358 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:58,358 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:58,362 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:58" (1/1) ... [2023-11-12 00:00:58,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:58,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:58,391 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:58,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:58,426 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-12 00:00:58,427 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:00:58,427 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:00:58,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:00:58,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:00:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:58,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:00:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:00:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-12 00:00:58,607 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:58,609 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:58,837 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:58,882 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:58,883 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:00:58,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:58 BoogieIcfgContainer [2023-11-12 00:00:58,886 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:00:58,887 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:00:58,887 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:00:58,898 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:00:58,898 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:58" (1/1) ... [2023-11-12 00:00:58,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:00:58,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:58,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-12 00:00:58,967 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-12 00:00:58,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:00:58,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:58,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:00:58,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:00:58,976 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:00:59,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:00:59,038 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort RoundingMode not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:440) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:00:59,043 INFO L158 Benchmark]: Toolchain (without parser) took 2509.57ms. Allocated memory is still 96.5MB. Free memory was 69.3MB in the beginning and 53.9MB in the end (delta: 15.4MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-12 00:00:59,043 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 71.3MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:59,044 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1649.37ms. Allocated memory is still 96.5MB. Free memory was 69.3MB in the beginning and 53.3MB in the end (delta: 16.0MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2023-11-12 00:00:59,045 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.85ms. Allocated memory is still 96.5MB. Free memory was 53.3MB in the beginning and 50.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:59,045 INFO L158 Benchmark]: Boogie Preprocessor took 64.91ms. Allocated memory is still 96.5MB. Free memory was 50.2MB in the beginning and 48.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:59,046 INFO L158 Benchmark]: RCFGBuilder took 528.30ms. Allocated memory is still 96.5MB. Free memory was 48.2MB in the beginning and 59.6MB in the end (delta: -11.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-11-12 00:00:59,047 INFO L158 Benchmark]: CodeCheck took 154.70ms. Allocated memory is still 96.5MB. Free memory was 59.6MB in the beginning and 53.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:00:59,051 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort RoundingMode not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 71.3MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1649.37ms. Allocated memory is still 96.5MB. Free memory was 69.3MB in the beginning and 53.3MB in the end (delta: 16.0MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.85ms. Allocated memory is still 96.5MB. Free memory was 53.3MB in the beginning and 50.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.91ms. Allocated memory is still 96.5MB. Free memory was 50.2MB in the beginning and 48.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 528.30ms. Allocated memory is still 96.5MB. Free memory was 48.2MB in the beginning and 59.6MB in the end (delta: -11.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * CodeCheck took 154.70ms. Allocated memory is still 96.5MB. Free memory was 59.6MB in the beginning and 53.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:00:59,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-12 00:00:59,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88b0cb71-1ea9-4760-8841-821bdac2728b/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared