./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_52_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_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/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_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/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_e91b1f84-71f1-473a-80df-9090d3ad2bf6/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 11b5ec5451b3354284b6325dae1b50d75558133201d957d3a61d3dbe5870a993 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:46:06,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:46:06,546 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:46:06,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:46:06,554 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:46:06,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:46:06,596 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:46:06,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:46:06,598 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:46:06,603 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:46:06,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:46:06,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:46:06,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:46:06,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:46:06,607 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:46:06,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:46:06,607 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:46:06,608 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:46:06,608 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:46:06,609 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:46:06,609 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:46:06,610 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:46:06,610 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:46:06,611 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:46:06,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:06,612 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:46:06,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:46:06,613 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:46:06,614 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:46:06,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:46:06,616 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:46:06,616 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_e91b1f84-71f1-473a-80df-9090d3ad2bf6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11b5ec5451b3354284b6325dae1b50d75558133201d957d3a61d3dbe5870a993 [2023-11-11 23:46:06,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:46:07,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:46:07,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:46:07,037 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:46:07,038 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:46:07,039 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_52_bad.i [2023-11-11 23:46:10,237 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:46:10,745 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:46:10,746 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_52_bad.i [2023-11-11 23:46:10,783 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/data/7f0a079ac/1d9fe2cac49b47eca849a53f4f1a50ff/FLAG9a8801439 [2023-11-11 23:46:10,803 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/data/7f0a079ac/1d9fe2cac49b47eca849a53f4f1a50ff [2023-11-11 23:46:10,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:46:10,813 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:46:10,830 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:10,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:46:10,836 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:46:10,837 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:10" (1/1) ... [2023-11-11 23:46:10,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35615c03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:10, skipping insertion in model container [2023-11-11 23:46:10,838 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:10" (1/1) ... [2023-11-11 23:46:10,913 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:11,346 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:46:12,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:12,057 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:46:12,090 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:46:12,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:12,298 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:12,298 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:12,298 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:12,299 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:12,299 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:12,299 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:12,306 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:46:12,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:12 WrapperNode [2023-11-11 23:46:12,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:12,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:12,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:46:12,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:46:12,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:12" (1/1) ... [2023-11-11 23:46:12,407 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:12" (1/1) ... [2023-11-11 23:46:12,443 INFO L138 Inliner]: procedures = 502, calls = 66, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 59 [2023-11-11 23:46:12,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:12,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:46:12,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:46:12,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:46:12,455 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:12" (1/1) ... [2023-11-11 23:46:12,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:12" (1/1) ... [2023-11-11 23:46:12,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:12" (1/1) ... [2023-11-11 23:46:12,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:12" (1/1) ... [2023-11-11 23:46:12,467 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:12" (1/1) ... [2023-11-11 23:46:12,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:12" (1/1) ... [2023-11-11 23:46:12,471 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:12" (1/1) ... [2023-11-11 23:46:12,473 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:12" (1/1) ... [2023-11-11 23:46:12,477 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:46:12,478 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:46:12,478 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:46:12,478 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:46:12,479 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:12" (1/1) ... [2023-11-11 23:46:12,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:12,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:46:12,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:46:12,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:46:12,558 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:46:12,559 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:46:12,559 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:46:12,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:46:12,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-11 23:46:12,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:46:12,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:46:12,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:46:12,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:46:12,561 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:46:12,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:46:12,717 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:46:12,719 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:46:12,873 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:46:12,930 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:46:12,930 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:46:12,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:12 BoogieIcfgContainer [2023-11-11 23:46:12,933 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:46:12,934 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:46:12,934 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:46:12,945 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:46:12,945 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:12" (1/1) ... [2023-11-11 23:46:12,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:46:12,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:13,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-11 23:46:13,001 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-11 23:46:13,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:46:13,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:13,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:13,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:13,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:46:13,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:13,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-11 23:46:13,551 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-11 23:46:13,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:46:13,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:13,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:46:13,596 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:46:13,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:46:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:46:13,776 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:46:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:46:13,827 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-11 23:46:13,865 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post101 could not be translated [2023-11-11 23:46:13,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:46:13 ImpRootNode [2023-11-11 23:46:13,870 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:46:13,871 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:46:13,871 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:46:13,871 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:46:13,872 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:12" (3/4) ... [2023-11-11 23:46:13,874 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:46:13,876 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:46:13,877 INFO L158 Benchmark]: Toolchain (without parser) took 3064.07ms. Allocated memory is still 169.9MB. Free memory was 138.7MB in the beginning and 85.0MB in the end (delta: 53.7MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. [2023-11-11 23:46:13,878 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory is still 108.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:13,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1477.59ms. Allocated memory is still 169.9MB. Free memory was 141.1MB in the beginning and 81.4MB in the end (delta: 59.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-11 23:46:13,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.81ms. Allocated memory is still 169.9MB. Free memory was 81.4MB in the beginning and 136.4MB in the end (delta: -55.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:46:13,880 INFO L158 Benchmark]: Boogie Preprocessor took 32.28ms. Allocated memory is still 169.9MB. Free memory was 136.4MB in the beginning and 134.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:13,881 INFO L158 Benchmark]: RCFGBuilder took 455.74ms. Allocated memory is still 169.9MB. Free memory was 134.3MB in the beginning and 119.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:46:13,882 INFO L158 Benchmark]: CodeCheck took 936.07ms. Allocated memory is still 169.9MB. Free memory was 119.6MB in the beginning and 85.0MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-11 23:46:13,883 INFO L158 Benchmark]: Witness Printer took 5.25ms. Allocated memory is still 169.9MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:13,887 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: 0.9s, 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: 1582]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1557. 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); [L1569] 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) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=19, argc=19, argv={12:18}, argv={12:18}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE190_Integer_Overflow__int_fgets_postinc_52_bad() [L1551] int data; [L1552] data = 0 [L1554] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1555] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1557] EXPR data = atoi(inputBuffer) [L1554] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1553-L1563] { char inputBuffer[(3 * sizeof(data) + 2)] = ""; if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)) { data = atoi(inputBuffer); } else { printLine("fgets() failed."); } } [L1564] CALL CWE190_Integer_Overflow__int_fgets_postinc_52b_badSink(data) [L1577] CALL CWE190_Integer_Overflow__int_fgets_postinc_52c_badSink(data) [L1582] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=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 0.36ms. Allocated memory is still 134.2MB. Free memory is still 108.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1477.59ms. Allocated memory is still 169.9MB. Free memory was 141.1MB in the beginning and 81.4MB in the end (delta: 59.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.81ms. Allocated memory is still 169.9MB. Free memory was 81.4MB in the beginning and 136.4MB in the end (delta: -55.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.28ms. Allocated memory is still 169.9MB. Free memory was 136.4MB in the beginning and 134.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 455.74ms. Allocated memory is still 169.9MB. Free memory was 134.3MB in the beginning and 119.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 936.07ms. Allocated memory is still 169.9MB. Free memory was 119.6MB in the beginning and 85.0MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 5.25ms. Allocated memory is still 169.9MB. Free memory is still 85.0MB. 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~post101 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 [2023-11-11 23:46:13,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/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 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_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/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_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/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_e91b1f84-71f1-473a-80df-9090d3ad2bf6/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 11b5ec5451b3354284b6325dae1b50d75558133201d957d3a61d3dbe5870a993 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:46:16,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:46:17,078 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-11 23:46:17,130 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:46:17,132 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:46:17,133 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:46:17,134 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:46:17,134 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:46:17,135 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:46:17,141 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:46:17,141 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:46:17,142 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:46:17,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:46:17,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:46:17,144 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:46:17,145 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:46:17,145 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:46:17,146 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:46:17,146 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:46:17,147 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:46:17,148 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:46:17,149 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:46:17,149 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:46:17,150 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:46:17,150 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:46:17,151 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:46:17,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:46:17,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:17,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:46:17,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:46:17,154 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:46:17,154 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:46:17,155 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:46:17,155 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:46:17,155 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:46:17,156 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:46:17,156 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_e91b1f84-71f1-473a-80df-9090d3ad2bf6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11b5ec5451b3354284b6325dae1b50d75558133201d957d3a61d3dbe5870a993 [2023-11-11 23:46:17,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:46:17,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:46:17,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:46:17,651 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:46:17,652 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:46:17,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_52_bad.i [2023-11-11 23:46:21,047 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:46:21,561 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:46:21,562 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_52_bad.i [2023-11-11 23:46:21,601 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/data/a6541fc9e/b8fb6db6cac44379acfc00b308a87446/FLAGda1e97a72 [2023-11-11 23:46:21,622 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/data/a6541fc9e/b8fb6db6cac44379acfc00b308a87446 [2023-11-11 23:46:21,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:46:21,626 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:46:21,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:21,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:46:21,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:46:21,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:21" (1/1) ... [2023-11-11 23:46:21,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b64ce5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:21, skipping insertion in model container [2023-11-11 23:46:21,636 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:21" (1/1) ... [2023-11-11 23:46:21,712 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:22,286 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:46:22,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:22,936 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:46:22,963 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:46:23,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:23,288 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:23,288 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:23,289 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:23,289 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:23,289 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:23,289 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:23,298 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:46:23,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23 WrapperNode [2023-11-11 23:46:23,300 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:23,301 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:23,301 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:46:23,302 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:46:23,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,376 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,421 INFO L138 Inliner]: procedures = 507, calls = 66, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 58 [2023-11-11 23:46:23,422 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:23,424 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:46:23,424 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:46:23,424 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:46:23,434 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,451 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,462 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,471 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,475 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,493 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:46:23,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:46:23,494 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:46:23,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:46:23,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:23" (1/1) ... [2023-11-11 23:46:23,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:23,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:46:23,527 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:46:23,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:46:23,576 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:46:23,577 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:46:23,577 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:46:23,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:46:23,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:46:23,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:46:23,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:46:23,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:46:23,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:46:23,578 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:46:23,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-11 23:46:23,810 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:46:23,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:46:24,041 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:46:24,092 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:46:24,092 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:46:24,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:24 BoogieIcfgContainer [2023-11-11 23:46:24,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:46:24,097 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:46:24,097 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:46:24,109 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:46:24,109 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:24" (1/1) ... [2023-11-11 23:46:24,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:46:24,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:24,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-11 23:46:24,193 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-11 23:46:24,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:46:24,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:24,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:46:24,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:46:24,209 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:46:24,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:46:24,308 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) [2023-11-11 23:46:24,312 INFO L158 Benchmark]: Toolchain (without parser) took 2684.89ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 45.5MB in the beginning and 47.8MB in the end (delta: -2.3MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2023-11-11 23:46:24,313 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:24,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1672.33ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 45.4MB in the beginning and 54.0MB in the end (delta: -8.6MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-11-11 23:46:24,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.87ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 51.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:24,316 INFO L158 Benchmark]: Boogie Preprocessor took 69.79ms. Allocated memory is still 90.2MB. Free memory was 51.1MB in the beginning and 49.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:24,317 INFO L158 Benchmark]: RCFGBuilder took 601.76ms. Allocated memory is still 90.2MB. Free memory was 49.0MB in the beginning and 53.3MB in the end (delta: -4.3MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-11-11 23:46:24,317 INFO L158 Benchmark]: CodeCheck took 213.95ms. Allocated memory is still 90.2MB. Free memory was 53.3MB in the beginning and 47.8MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:46:24,321 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 0.38ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1672.33ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 45.4MB in the beginning and 54.0MB in the end (delta: -8.6MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.87ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 51.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.79ms. Allocated memory is still 90.2MB. Free memory was 51.1MB in the beginning and 49.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 601.76ms. Allocated memory is still 90.2MB. Free memory was 49.0MB in the beginning and 53.3MB in the end (delta: -4.3MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * CodeCheck took 213.95ms. Allocated memory is still 90.2MB. Free memory was 53.3MB in the beginning and 47.8MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:46:24,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:46:24,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e91b1f84-71f1-473a-80df-9090d3ad2bf6/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