./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_01_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_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/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_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/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_e14eab2c-bd11-4e23-914b-8c5d62b21c36/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 1a5c593c316359f3e94679a30026c9921d91e1f35f393d3d2fdcdf02f916714b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:03,097 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:03,215 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:04:03,223 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:03,224 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:03,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:03,271 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:03,272 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:03,273 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:03,278 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:03,279 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:03,279 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:03,280 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:03,281 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:03,282 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:03,282 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:03,283 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:03,283 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:03,284 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:03,284 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:03,285 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:03,286 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:03,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:03,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:03,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:03,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:03,288 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:03,288 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:03,289 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:03,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:03,290 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:03,290 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_e14eab2c-bd11-4e23-914b-8c5d62b21c36/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a5c593c316359f3e94679a30026c9921d91e1f35f393d3d2fdcdf02f916714b [2023-11-12 00:04:03,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:03,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:03,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:03,572 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:03,572 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:03,574 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_01_bad.i [2023-11-12 00:04:06,811 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:07,272 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:07,274 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_01_bad.i [2023-11-12 00:04:07,309 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/data/1f86022c8/b0a38be29cdb4afb980b3bde4bf4471a/FLAG77eaf8e91 [2023-11-12 00:04:07,330 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/data/1f86022c8/b0a38be29cdb4afb980b3bde4bf4471a [2023-11-12 00:04:07,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:07,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:07,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:07,343 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:07,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:07,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71fd8281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07, skipping insertion in model container [2023-11-12 00:04:07,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,425 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:07,829 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:04:08,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:08,422 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:08,448 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:04:08,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:08,720 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:08,721 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:08,721 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:08,721 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:08,721 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:08,722 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:08,729 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:08,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:08 WrapperNode [2023-11-12 00:04:08,730 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:08,732 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:08,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:08,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:08,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:08" (1/1) ... [2023-11-12 00:04:08,783 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:08" (1/1) ... [2023-11-12 00:04:08,818 INFO L138 Inliner]: procedures = 500, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2023-11-12 00:04:08,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:08,820 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:08,820 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:08,820 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:08,830 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:08" (1/1) ... [2023-11-12 00:04:08,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:08" (1/1) ... [2023-11-12 00:04:08,846 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:08" (1/1) ... [2023-11-12 00:04:08,852 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:08" (1/1) ... [2023-11-12 00:04:08,858 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:08" (1/1) ... [2023-11-12 00:04:08,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:08" (1/1) ... [2023-11-12 00:04:08,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:08" (1/1) ... [2023-11-12 00:04:08,881 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:08" (1/1) ... [2023-11-12 00:04:08,884 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:08,885 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:08,885 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:08,885 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:08,886 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:08" (1/1) ... [2023-11-12 00:04:08,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:08,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:08,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:08,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:08,961 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-12 00:04:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:04:08,962 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:04:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:04:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:08,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:04:08,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:09,125 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:09,130 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:09,265 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:09,309 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:09,309 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:09,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:09 BoogieIcfgContainer [2023-11-12 00:04:09,312 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:09,313 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:09,313 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:09,324 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:09,325 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:09" (1/1) ... [2023-11-12 00:04:09,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:04:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:09,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-12 00:04:09,390 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-12 00:04:09,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:04:09,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:09,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:09,887 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 00:04:09,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:09,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-12 00:04:09,991 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-12 00:04:09,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:04:09,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:09,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:04:10,060 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:04:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:04:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:04:10,166 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:04:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:04:10,210 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-12 00:04:10,239 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated [2023-11-12 00:04:10,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:04:10 ImpRootNode [2023-11-12 00:04:10,245 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:04:10,246 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:04:10,246 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:04:10,246 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:04:10,247 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:09" (3/4) ... [2023-11-12 00:04:10,249 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:04:10,251 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:04:10,252 INFO L158 Benchmark]: Toolchain (without parser) took 2913.02ms. Allocated memory is still 153.1MB. Free memory was 107.9MB in the beginning and 92.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:10,254 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory was 82.4MB in the beginning and 82.3MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:10,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1388.56ms. Allocated memory is still 153.1MB. Free memory was 107.4MB in the beginning and 87.5MB in the end (delta: 19.9MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2023-11-12 00:04:10,255 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.47ms. Allocated memory is still 153.1MB. Free memory was 87.5MB in the beginning and 84.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:10,257 INFO L158 Benchmark]: Boogie Preprocessor took 64.32ms. Allocated memory is still 153.1MB. Free memory was 84.9MB in the beginning and 83.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:10,257 INFO L158 Benchmark]: RCFGBuilder took 427.61ms. Allocated memory is still 153.1MB. Free memory was 83.4MB in the beginning and 68.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:04:10,264 INFO L158 Benchmark]: CodeCheck took 931.95ms. Allocated memory is still 153.1MB. Free memory was 68.8MB in the beginning and 92.9MB in the end (delta: -24.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:10,265 INFO L158 Benchmark]: Witness Printer took 5.36ms. Allocated memory is still 153.1MB. Free memory was 92.9MB in the beginning and 92.6MB in the end (delta: 244.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:10,273 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, 0.1s 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: 1564]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1556. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1572] 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) [L1572] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={18:28}, argv={18:28}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1573] CALL CWE190_Integer_Overflow__int_fgets_postinc_01_bad() [L1550] int data; [L1551] data = 0 [L1553] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1554] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1556] EXPR data = atoi(inputBuffer) [L1553] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1552-L1562] { char inputBuffer[(3 * sizeof(data) + 2)] = ""; if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)) { data = atoi(inputBuffer); } else { printLine("fgets() failed."); } } [L1564] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.30ms. Allocated memory is still 113.2MB. Free memory was 82.4MB in the beginning and 82.3MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1388.56ms. Allocated memory is still 153.1MB. Free memory was 107.4MB in the beginning and 87.5MB in the end (delta: 19.9MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.47ms. Allocated memory is still 153.1MB. Free memory was 87.5MB in the beginning and 84.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.32ms. Allocated memory is still 153.1MB. Free memory was 84.9MB in the beginning and 83.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 427.61ms. Allocated memory is still 153.1MB. Free memory was 83.4MB in the beginning and 68.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 931.95ms. Allocated memory is still 153.1MB. Free memory was 68.8MB in the beginning and 92.9MB in the end (delta: -24.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.36ms. Allocated memory is still 153.1MB. Free memory was 92.9MB in the beginning and 92.6MB in the end (delta: 244.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:04:10,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/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_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/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_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/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_e14eab2c-bd11-4e23-914b-8c5d62b21c36/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 1a5c593c316359f3e94679a30026c9921d91e1f35f393d3d2fdcdf02f916714b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:12,988 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:13,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-12 00:04:13,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:13,183 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:13,184 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:13,185 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:13,186 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:13,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:13,192 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:13,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:13,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:13,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:13,196 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:13,196 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:04:13,197 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:04:13,197 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:13,198 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:04:13,198 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:13,199 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:13,200 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:13,201 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:13,202 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:13,202 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:04:13,202 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:13,203 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:13,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:13,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:13,204 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:13,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:13,206 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:13,207 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:04:13,207 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:13,207 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:13,208 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:04:13,208 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:13,208 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_e14eab2c-bd11-4e23-914b-8c5d62b21c36/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a5c593c316359f3e94679a30026c9921d91e1f35f393d3d2fdcdf02f916714b [2023-11-12 00:04:13,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:13,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:13,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:13,670 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:13,671 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:13,672 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_01_bad.i [2023-11-12 00:04:16,781 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:17,302 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:17,303 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_01_bad.i [2023-11-12 00:04:17,343 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/data/b2421d466/06866b1a0b1440fd8de250dda8ad27a8/FLAGec79dc6d9 [2023-11-12 00:04:17,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/data/b2421d466/06866b1a0b1440fd8de250dda8ad27a8 [2023-11-12 00:04:17,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:17,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:17,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:17,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:17,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:17,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3374a32a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:17, skipping insertion in model container [2023-11-12 00:04:17,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,488 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:17,966 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:04:18,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:18,638 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:18,676 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:04:18,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:18,985 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:18,986 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:18,986 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:18,986 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:18,986 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:18,986 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:18,992 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:18,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18 WrapperNode [2023-11-12 00:04:18,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:18,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:18,994 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:18,994 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:19,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:19,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:19,071 INFO L138 Inliner]: procedures = 505, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2023-11-12 00:04:19,071 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:19,072 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:19,072 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:19,073 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:19,082 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:19,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:19,087 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:19,087 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:19,112 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:19,124 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:19,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:19,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:19,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:19,152 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:19,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:19,153 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:19,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:18" (1/1) ... [2023-11-12 00:04:19,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:19,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:19,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:19,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-12 00:04:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:04:19,239 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:04:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:04:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:19,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:19,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:19,240 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:04:19,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-12 00:04:19,494 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:19,497 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:19,709 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:19,770 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:19,772 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:19,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:19 BoogieIcfgContainer [2023-11-12 00:04:19,776 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:19,777 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:19,777 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:19,788 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:19,790 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:19" (1/1) ... [2023-11-12 00:04:19,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:04:19,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:19,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-12 00:04:19,876 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-12 00:04:19,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:04:19,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:19,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:19,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:04:19,887 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:04:19,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:04:19,961 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 00:04:19,966 INFO L158 Benchmark]: Toolchain (without parser) took 2595.15ms. Allocated memory is still 107.0MB. Free memory was 79.5MB in the beginning and 56.8MB in the end (delta: 22.7MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-11-12 00:04:19,966 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 73.4MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:19,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1619.96ms. Allocated memory is still 107.0MB. Free memory was 79.2MB in the beginning and 46.6MB in the end (delta: 32.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-12 00:04:19,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.49ms. Allocated memory is still 107.0MB. Free memory was 46.6MB in the beginning and 43.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:04:19,971 INFO L158 Benchmark]: Boogie Preprocessor took 79.52ms. Allocated memory is still 107.0MB. Free memory was 43.3MB in the beginning and 80.0MB in the end (delta: -36.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-12 00:04:19,971 INFO L158 Benchmark]: RCFGBuilder took 623.49ms. Allocated memory is still 107.0MB. Free memory was 80.0MB in the beginning and 62.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:04:19,972 INFO L158 Benchmark]: CodeCheck took 187.06ms. Allocated memory is still 107.0MB. Free memory was 62.6MB in the beginning and 56.8MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:19,975 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 0.59ms. Allocated memory is still 73.4MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1619.96ms. Allocated memory is still 107.0MB. Free memory was 79.2MB in the beginning and 46.6MB in the end (delta: 32.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.49ms. Allocated memory is still 107.0MB. Free memory was 46.6MB in the beginning and 43.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.52ms. Allocated memory is still 107.0MB. Free memory was 43.3MB in the beginning and 80.0MB in the end (delta: -36.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * RCFGBuilder took 623.49ms. Allocated memory is still 107.0MB. Free memory was 80.0MB in the beginning and 62.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 187.06ms. Allocated memory is still 107.0MB. Free memory was 62.6MB in the beginning and 56.8MB in the end (delta: 5.8MB). 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 00:04:19,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:04:20,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e14eab2c-bd11-4e23-914b-8c5d62b21c36/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