./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2 --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 101772a1df2f060cce83990afa64fd120489466cae6ba795381290c9113e6c7a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:26:14,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:26:14,895 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:26:14,899 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:26:14,900 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:26:14,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:26:14,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:26:14,955 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:26:14,956 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:26:14,962 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:26:14,963 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:26:14,963 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:26:14,964 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:26:14,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:26:14,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:26:14,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:26:14,967 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:26:14,968 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:26:14,968 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:26:14,969 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:26:14,969 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:26:14,971 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:26:14,971 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:26:14,972 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:26:14,972 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:26:14,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:14,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:26:14,974 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:26:14,975 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:26:14,975 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:26:14,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:26:14,977 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:26:14,977 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_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 101772a1df2f060cce83990afa64fd120489466cae6ba795381290c9113e6c7a [2023-11-21 18:26:15,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:26:15,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:26:15,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:26:15,396 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:26:15,397 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:26:15,399 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i [2023-11-21 18:26:18,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:26:18,979 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:26:18,980 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i [2023-11-21 18:26:19,017 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/data/a3f70ce31/3feb70c5ddfe45c7bdfc78d54c8aaa92/FLAG5323f70a0 [2023-11-21 18:26:19,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/data/a3f70ce31/3feb70c5ddfe45c7bdfc78d54c8aaa92 [2023-11-21 18:26:19,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:26:19,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:26:19,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:19,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:26:19,050 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:26:19,051 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:19" (1/1) ... [2023-11-21 18:26:19,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2c1d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:19, skipping insertion in model container [2023-11-21 18:26:19,053 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:19" (1/1) ... [2023-11-21 18:26:19,151 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:19,621 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:26:21,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:21,095 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:26:21,132 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:26:21,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:21,511 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:21,512 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:21,512 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:21,512 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:21,512 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:21,513 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:21,520 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:26:21,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21 WrapperNode [2023-11-21 18:26:21,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:21,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:21,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:26:21,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:26:21,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,572 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,624 INFO L138 Inliner]: procedures = 939, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2023-11-21 18:26:21,624 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:21,625 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:26:21,625 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:26:21,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:26:21,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,638 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,645 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,647 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,649 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,650 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,654 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:26:21,655 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:26:21,655 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:26:21,655 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:26:21,656 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:21" (1/1) ... [2023-11-21 18:26:21,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:21,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:26:21,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:26:21,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:26:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:26:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:26:21,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:26:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:26:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:26:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-21 18:26:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:26:21,752 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:26:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:26:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:26:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:26:21,944 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:26:21,946 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:26:22,086 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:26:22,129 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:26:22,129 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:26:22,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:22 BoogieIcfgContainer [2023-11-21 18:26:22,131 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:26:22,132 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:26:22,132 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:26:22,145 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:26:22,146 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:22" (1/1) ... [2023-11-21 18:26:22,155 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:26:22,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:22,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-21 18:26:22,215 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-21 18:26:22,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:26:22,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:22,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:22,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:22,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:22,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-21 18:26:22,541 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-21 18:26:22,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:26:22,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:22,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-21 18:26:32,653 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) 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) [2023-11-21 18:26:32,656 INFO L158 Benchmark]: Toolchain (without parser) took 13613.81ms. Allocated memory is still 180.4MB. Free memory was 146.7MB in the beginning and 109.4MB in the end (delta: 37.4MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2023-11-21 18:26:32,657 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:26:32,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2476.68ms. Allocated memory is still 180.4MB. Free memory was 146.7MB in the beginning and 74.1MB in the end (delta: 72.7MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2023-11-21 18:26:32,658 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.21ms. Allocated memory is still 180.4MB. Free memory was 74.1MB in the beginning and 145.0MB in the end (delta: -70.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-11-21 18:26:32,659 INFO L158 Benchmark]: Boogie Preprocessor took 28.87ms. Allocated memory is still 180.4MB. Free memory was 145.0MB in the beginning and 142.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:26:32,660 INFO L158 Benchmark]: RCFGBuilder took 476.40ms. Allocated memory is still 180.4MB. Free memory was 142.9MB in the beginning and 128.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:26:32,661 INFO L158 Benchmark]: CodeCheck took 10523.47ms. Allocated memory is still 180.4MB. Free memory was 128.2MB in the beginning and 109.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:26:32,664 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2476.68ms. Allocated memory is still 180.4MB. Free memory was 146.7MB in the beginning and 74.1MB in the end (delta: 72.7MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.21ms. Allocated memory is still 180.4MB. Free memory was 74.1MB in the beginning and 145.0MB in the end (delta: -70.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.87ms. Allocated memory is still 180.4MB. Free memory was 145.0MB in the beginning and 142.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 476.40ms. Allocated memory is still 180.4MB. Free memory was 142.9MB in the beginning and 128.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 10523.47ms. Allocated memory is still 180.4MB. Free memory was 128.2MB in the beginning and 109.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:26:32,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/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_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2 --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 101772a1df2f060cce83990afa64fd120489466cae6ba795381290c9113e6c7a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:26:35,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:26:35,341 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:26:35,398 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:26:35,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:26:35,400 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:26:35,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:26:35,402 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:26:35,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:26:35,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:26:35,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:26:35,409 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:26:35,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:26:35,411 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:26:35,412 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:26:35,412 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:26:35,413 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:26:35,413 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:26:35,414 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:26:35,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:26:35,415 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:26:35,416 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:26:35,417 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:26:35,417 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:26:35,418 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:26:35,418 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:26:35,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:26:35,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:35,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:26:35,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:26:35,421 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:26:35,422 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:26:35,422 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:26:35,423 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:26:35,423 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:26:35,423 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:26:35,424 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_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 101772a1df2f060cce83990afa64fd120489466cae6ba795381290c9113e6c7a [2023-11-21 18:26:35,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:26:35,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:26:35,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:26:35,890 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:26:35,891 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:26:35,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i [2023-11-21 18:26:39,112 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:26:39,596 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:26:39,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i [2023-11-21 18:26:39,629 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/data/fe0197f1b/c7f51d5ebd6a49c796f05e105da2c63e/FLAGb81e0e0be [2023-11-21 18:26:39,644 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/data/fe0197f1b/c7f51d5ebd6a49c796f05e105da2c63e [2023-11-21 18:26:39,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:26:39,648 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:26:39,649 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:39,649 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:26:39,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:26:39,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:39" (1/1) ... [2023-11-21 18:26:39,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cfb5658 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:39, skipping insertion in model container [2023-11-21 18:26:39,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:39" (1/1) ... [2023-11-21 18:26:39,741 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:40,277 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:26:41,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:41,438 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:26:41,471 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:26:41,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:41,864 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:41,864 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:41,864 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:41,865 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:41,865 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:41,865 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:41,873 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:26:41,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:41 WrapperNode [2023-11-21 18:26:41,873 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:41,875 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:41,875 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:26:41,875 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:26:41,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:41" (1/1) ... [2023-11-21 18:26:41,939 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:41" (1/1) ... [2023-11-21 18:26:41,972 INFO L138 Inliner]: procedures = 944, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 53 [2023-11-21 18:26:41,972 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:41,973 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:26:41,973 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:26:41,974 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:26:41,983 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:41" (1/1) ... [2023-11-21 18:26:41,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:41" (1/1) ... [2023-11-21 18:26:41,989 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:41" (1/1) ... [2023-11-21 18:26:41,989 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:41" (1/1) ... [2023-11-21 18:26:41,999 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:41" (1/1) ... [2023-11-21 18:26:42,001 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:41" (1/1) ... [2023-11-21 18:26:42,004 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:41" (1/1) ... [2023-11-21 18:26:42,006 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:41" (1/1) ... [2023-11-21 18:26:42,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:26:42,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:26:42,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:26:42,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:26:42,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:41" (1/1) ... [2023-11-21 18:26:42,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:42,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:26:42,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:26:42,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:26:42,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:26:42,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:26:42,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:26:42,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:26:42,103 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:26:42,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-21 18:26:42,103 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-21 18:26:42,104 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:26:42,104 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:26:42,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:26:42,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:26:42,268 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:26:42,271 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:26:45,034 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:26:45,103 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:26:45,103 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:26:45,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:45 BoogieIcfgContainer [2023-11-21 18:26:45,105 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:26:45,106 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:26:45,106 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:26:45,115 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:26:45,116 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:45" (1/1) ... [2023-11-21 18:26:45,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:26:45,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:45,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-21 18:26:45,187 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-21 18:26:45,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:26:45,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:45,191 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:26:45,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:26:45,192 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:26:45,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9210e396-a037-439f-8271-b9ff5f14fd93/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process