./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.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_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/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_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/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_8aba5130-565a-46a9-941b-77f99a3b614d/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 4a37bd51e58385ba91810afd1a7208eed2b067d5cc2da8b2d5b75382ec103ed0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:22,310 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:22,446 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:03:22,453 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:03:22,454 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:03:22,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:22,497 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:22,497 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:22,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:22,504 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:22,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:22,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:22,505 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:03:22,507 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:22,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:22,508 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:22,509 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:22,509 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:22,510 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:22,510 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:22,510 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:22,511 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:22,512 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:22,514 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:22,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:22,515 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:22,515 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:22,516 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:22,516 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:03:22,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:03:22,518 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:22,518 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_8aba5130-565a-46a9-941b-77f99a3b614d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a37bd51e58385ba91810afd1a7208eed2b067d5cc2da8b2d5b75382ec103ed0 [2023-11-12 00:03:22,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:22,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:22,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:22,841 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:22,841 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:22,843 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i [2023-11-12 00:03:26,040 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:26,584 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:26,585 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i [2023-11-12 00:03:26,619 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/data/5b932b9a2/c71e7fd90c72466ab3be443a3c8830e0/FLAG3bad8e710 [2023-11-12 00:03:26,638 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/data/5b932b9a2/c71e7fd90c72466ab3be443a3c8830e0 [2023-11-12 00:03:26,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:26,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:26,650 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:26,650 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:26,656 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:26,657 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:26" (1/1) ... [2023-11-12 00:03:26,658 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@515c7872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:26, skipping insertion in model container [2023-11-12 00:03:26,658 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:26" (1/1) ... [2023-11-12 00:03:26,745 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:03:27,161 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:03:27,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:27,787 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:03:27,824 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:03:27,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:28,108 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:28,108 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:28,108 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:28,109 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:28,109 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:28,109 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:28,117 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:03:28,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:28 WrapperNode [2023-11-12 00:03:28,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:28,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:28,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:03:28,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:03:28,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:28" (1/1) ... [2023-11-12 00:03:28,172 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:28" (1/1) ... [2023-11-12 00:03:28,203 INFO L138 Inliner]: procedures = 501, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 64 [2023-11-12 00:03:28,203 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:28,204 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:03:28,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:03:28,204 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:03:28,213 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:28" (1/1) ... [2023-11-12 00:03:28,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:28" (1/1) ... [2023-11-12 00:03:28,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:28" (1/1) ... [2023-11-12 00:03:28,217 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:28" (1/1) ... [2023-11-12 00:03:28,226 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:28" (1/1) ... [2023-11-12 00:03:28,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:28" (1/1) ... [2023-11-12 00:03:28,230 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:28" (1/1) ... [2023-11-12 00:03:28,231 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:28" (1/1) ... [2023-11-12 00:03:28,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:03:28,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:03:28,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:03:28,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:03:28,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:28" (1/1) ... [2023-11-12 00:03:28,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:28,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:03:28,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:03:28,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:03:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-12 00:03:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:03:28,317 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:03:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:03:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:03:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:03:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:03:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:03:28,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:03:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:03:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:03:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:03:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:03:28,517 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:03:28,519 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:03:28,686 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:03:28,727 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:03:28,727 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:03:28,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:28 BoogieIcfgContainer [2023-11-12 00:03:28,730 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:03:28,731 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:03:28,731 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:03:28,741 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:03:28,741 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:28" (1/1) ... [2023-11-12 00:03:28,750 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:03:28,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:28,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-12 00:03:28,809 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-12 00:03:28,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:03:28,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:28,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:29,570 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 00:03:29,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:29,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2023-11-12 00:03:29,660 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2023-11-12 00:03:29,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:03:29,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:29,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:29,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:03:29,706 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:03:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:03:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:03:29,852 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:03:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:03:29,904 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-12 00:03:29,953 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post102 could not be translated [2023-11-12 00:03:29,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:03:29 ImpRootNode [2023-11-12 00:03:29,963 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:03:29,964 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:03:29,965 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:03:29,965 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:03:29,965 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:28" (3/4) ... [2023-11-12 00:03:29,968 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:03:29,969 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:03:29,970 INFO L158 Benchmark]: Toolchain (without parser) took 3323.54ms. Allocated memory is still 190.8MB. Free memory was 153.1MB in the beginning and 89.0MB in the end (delta: 64.1MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2023-11-12 00:03:29,971 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:29,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1468.40ms. Allocated memory is still 190.8MB. Free memory was 152.5MB in the beginning and 89.6MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-12 00:03:29,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.43ms. Allocated memory is still 190.8MB. Free memory was 89.6MB in the beginning and 86.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:03:29,973 INFO L158 Benchmark]: Boogie Preprocessor took 31.27ms. Allocated memory is still 190.8MB. Free memory was 86.8MB in the beginning and 85.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:29,974 INFO L158 Benchmark]: RCFGBuilder took 493.94ms. Allocated memory is still 190.8MB. Free memory was 85.4MB in the beginning and 146.6MB in the end (delta: -61.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 00:03:29,975 INFO L158 Benchmark]: CodeCheck took 1232.81ms. Allocated memory is still 190.8MB. Free memory was 146.6MB in the beginning and 89.0MB in the end (delta: 57.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-12 00:03:29,979 INFO L158 Benchmark]: Witness Printer took 4.80ms. Allocated memory is still 190.8MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:29,987 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: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 11 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 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: 1580]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558. 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); [L1571] 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) [L1571] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=53, argc=53, argv={52:54}, argv={52:54}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE190_Integer_Overflow__int_fgets_postinc_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1556] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] EXPR data = atoi(inputBuffer) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1554-L1564] { char inputBuffer[(3 * sizeof(data) + 2)] = ""; if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)) { data = atoi(inputBuffer); } else { printLine("fgets() failed."); } } [L1565] dataArray[2] = data [L1566] CALL CWE190_Integer_Overflow__int_fgets_postinc_66b_badSink(dataArray) [L1578] EXPR dataArray[2] [L1578] int data = dataArray[2]; [L1580] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, dataArray={8950:0}, dataArray={8950:0}, 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 0.35ms. Allocated memory is still 134.2MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1468.40ms. Allocated memory is still 190.8MB. Free memory was 152.5MB in the beginning and 89.6MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.43ms. Allocated memory is still 190.8MB. Free memory was 89.6MB in the beginning and 86.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.27ms. Allocated memory is still 190.8MB. Free memory was 86.8MB in the beginning and 85.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 493.94ms. Allocated memory is still 190.8MB. Free memory was 85.4MB in the beginning and 146.6MB in the end (delta: -61.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 1232.81ms. Allocated memory is still 190.8MB. Free memory was 146.6MB in the beginning and 89.0MB in the end (delta: 57.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 4.80ms. Allocated memory is still 190.8MB. Free memory is still 89.0MB. 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~post102 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 00:03:30,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/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_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/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_8aba5130-565a-46a9-941b-77f99a3b614d/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 4a37bd51e58385ba91810afd1a7208eed2b067d5cc2da8b2d5b75382ec103ed0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:32,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:32,891 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-12 00:03:32,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:32,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:32,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:32,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:32,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:32,930 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:32,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:32,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:32,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:32,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:32,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:32,934 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:03:32,935 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:03:32,935 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:32,936 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:03:32,936 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:32,937 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:32,938 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:32,939 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:32,939 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:32,940 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:03:32,940 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:32,941 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:03:32,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:32,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:32,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:32,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:32,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:32,943 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:03:32,944 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:32,944 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:32,945 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:03:32,945 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:03:32,946 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_8aba5130-565a-46a9-941b-77f99a3b614d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a37bd51e58385ba91810afd1a7208eed2b067d5cc2da8b2d5b75382ec103ed0 [2023-11-12 00:03:33,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:33,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:33,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:33,435 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:33,436 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:33,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i [2023-11-12 00:03:36,854 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:37,356 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:37,357 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i [2023-11-12 00:03:37,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/data/ec83f0e68/be9b2d9223cd49d8aea691a7b2e86c49/FLAG75974db60 [2023-11-12 00:03:37,411 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/data/ec83f0e68/be9b2d9223cd49d8aea691a7b2e86c49 [2023-11-12 00:03:37,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:37,421 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:37,424 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:37,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:37,430 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:37,431 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:37" (1/1) ... [2023-11-12 00:03:37,432 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26fd7efa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:37, skipping insertion in model container [2023-11-12 00:03:37,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:37" (1/1) ... [2023-11-12 00:03:37,516 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:03:38,091 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:03:38,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:38,806 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:03:38,827 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:03:38,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:39,097 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:39,098 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:39,098 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:39,098 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:39,099 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:39,099 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:39,108 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:03:39,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:39 WrapperNode [2023-11-12 00:03:39,109 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:39,110 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:39,110 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:03:39,110 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:03:39,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:39" (1/1) ... [2023-11-12 00:03:39,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:39" (1/1) ... [2023-11-12 00:03:39,196 INFO L138 Inliner]: procedures = 506, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 63 [2023-11-12 00:03:39,200 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:39,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:03:39,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:03:39,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:03:39,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:39" (1/1) ... [2023-11-12 00:03:39,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:39" (1/1) ... [2023-11-12 00:03:39,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:39" (1/1) ... [2023-11-12 00:03:39,217 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:39" (1/1) ... [2023-11-12 00:03:39,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:39" (1/1) ... [2023-11-12 00:03:39,233 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:39" (1/1) ... [2023-11-12 00:03:39,237 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:39" (1/1) ... [2023-11-12 00:03:39,240 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:39" (1/1) ... [2023-11-12 00:03:39,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:03:39,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:03:39,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:03:39,250 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:03:39,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:39" (1/1) ... [2023-11-12 00:03:39,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:39,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:03:39,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:03:39,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:03:39,344 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-12 00:03:39,344 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:03:39,344 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:03:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:03:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:03:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:03:39,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:03:39,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:03:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:03:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:03:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:03:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:03:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-12 00:03:39,538 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:03:39,540 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:03:39,731 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:03:39,809 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:03:39,810 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:03:39,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:39 BoogieIcfgContainer [2023-11-12 00:03:39,813 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:03:39,815 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:03:39,817 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:03:39,827 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:03:39,827 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:39" (1/1) ... [2023-11-12 00:03:39,838 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:03:39,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:39,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-12 00:03:39,917 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-12 00:03:39,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:03:39,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:39,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:39,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:03:39,926 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:03:39,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:03:40,027 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 00:03:40,032 INFO L158 Benchmark]: Toolchain (without parser) took 2609.74ms. Allocated memory was 90.2MB in the beginning and 123.7MB in the end (delta: 33.6MB). Free memory was 63.2MB in the beginning and 83.5MB in the end (delta: -20.2MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2023-11-12 00:03:40,032 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 90.2MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:40,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1684.86ms. Allocated memory was 90.2MB in the beginning and 123.7MB in the end (delta: 33.6MB). Free memory was 63.2MB in the beginning and 76.4MB in the end (delta: -13.1MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-11-12 00:03:40,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.35ms. Allocated memory is still 123.7MB. Free memory was 76.4MB in the beginning and 73.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:03:40,038 INFO L158 Benchmark]: Boogie Preprocessor took 47.86ms. Allocated memory is still 123.7MB. Free memory was 73.3MB in the beginning and 71.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:40,038 INFO L158 Benchmark]: RCFGBuilder took 564.42ms. Allocated memory is still 123.7MB. Free memory was 71.3MB in the beginning and 89.8MB in the end (delta: -18.5MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-11-12 00:03:40,040 INFO L158 Benchmark]: CodeCheck took 214.48ms. Allocated memory is still 123.7MB. Free memory was 89.8MB in the beginning and 83.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:03:40,046 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 0.35ms. Allocated memory is still 90.2MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1684.86ms. Allocated memory was 90.2MB in the beginning and 123.7MB in the end (delta: 33.6MB). Free memory was 63.2MB in the beginning and 76.4MB in the end (delta: -13.1MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.35ms. Allocated memory is still 123.7MB. Free memory was 76.4MB in the beginning and 73.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.86ms. Allocated memory is still 123.7MB. Free memory was 73.3MB in the beginning and 71.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 564.42ms. Allocated memory is still 123.7MB. Free memory was 71.3MB in the beginning and 89.8MB in the end (delta: -18.5MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * CodeCheck took 214.48ms. Allocated memory is still 123.7MB. Free memory was 89.8MB in the beginning and 83.5MB in the end (delta: 6.3MB). 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 00:03:40,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:03:40,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8aba5130-565a-46a9-941b-77f99a3b614d/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: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared