./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_16_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL --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 7cdceb7396c3a89b755421c296b38866f0135a211167f31c96e9daa2edd0a309 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:06:38,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:06:38,324 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:06:38,331 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:06:38,332 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:06:38,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:06:38,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:06:38,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:06:38,373 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:06:38,378 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:06:38,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:06:38,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:06:38,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:06:38,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:06:38,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:06:38,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:06:38,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:06:38,383 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:06:38,384 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:06:38,384 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:06:38,384 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:06:38,385 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:06:38,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:06:38,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:06:38,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:06:38,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:06:38,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:06:38,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:06:38,389 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:06:38,389 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:06:38,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:06:38,391 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:06:38,391 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_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cdceb7396c3a89b755421c296b38866f0135a211167f31c96e9daa2edd0a309 [2023-11-19 03:06:38,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:06:38,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:06:38,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:06:38,767 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:06:38,768 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:06:38,770 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_16_bad.i [2023-11-19 03:06:42,444 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:06:42,917 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:06:42,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_16_bad.i [2023-11-19 03:06:42,971 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/data/ca8c2d254/5ec007e741cd49e28654293e19b4fd72/FLAG28242d253 [2023-11-19 03:06:42,993 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/data/ca8c2d254/5ec007e741cd49e28654293e19b4fd72 [2023-11-19 03:06:42,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:06:43,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:06:43,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:06:43,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:06:43,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:06:43,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:06:42" (1/1) ... [2023-11-19 03:06:43,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19dae8fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:43, skipping insertion in model container [2023-11-19 03:06:43,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:06:42" (1/1) ... [2023-11-19 03:06:43,125 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:06:43,577 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:06:44,967 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:06:44,986 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:06:45,024 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:06:45,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:06:45,686 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:06:45,686 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:06:45,687 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:06:45,687 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:06:45,687 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:06:45,697 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:06:45,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:45 WrapperNode [2023-11-19 03:06:45,698 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:06:45,699 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:06:45,699 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:06:45,699 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:06:45,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:45" (1/1) ... [2023-11-19 03:06:45,765 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:45" (1/1) ... [2023-11-19 03:06:45,808 INFO L138 Inliner]: procedures = 937, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-11-19 03:06:45,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:06:45,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:06:45,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:06:45,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:06:45,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:45" (1/1) ... [2023-11-19 03:06:45,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:45" (1/1) ... [2023-11-19 03:06:45,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:45" (1/1) ... [2023-11-19 03:06:45,827 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:45" (1/1) ... [2023-11-19 03:06:45,835 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:45" (1/1) ... [2023-11-19 03:06:45,840 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:45" (1/1) ... [2023-11-19 03:06:45,843 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:45" (1/1) ... [2023-11-19 03:06:45,845 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:45" (1/1) ... [2023-11-19 03:06:45,850 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:06:45,851 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:06:45,851 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:06:45,851 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:06:45,852 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:45" (1/1) ... [2023-11-19 03:06:45,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:06:45,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:06:45,892 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:06:45,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:06:45,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:06:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:06:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:06:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:06:45,956 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:06:45,956 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:06:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:06:46,160 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:06:46,163 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:06:46,476 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:06:46,748 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:06:46,749 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:06:46,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:06:46 BoogieIcfgContainer [2023-11-19 03:06:46,754 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:06:46,755 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:06:46,755 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:06:46,768 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:06:46,769 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:06:46" (1/1) ... [2023-11-19 03:06:46,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:06:46,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:46,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 03:06:46,837 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 03:06:46,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:06:46,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:46,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:47,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:47,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:47,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2023-11-19 03:06:47,287 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2023-11-19 03:06:47,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:06:47,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:47,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:06:47,434 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:06:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:06:47,642 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:06:47,674 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite193 could not be translated [2023-11-19 03:06:47,675 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite193 could not be translated [2023-11-19 03:06:47,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:06:47 ImpRootNode [2023-11-19 03:06:47,680 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:06:47,681 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:06:47,681 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:06:47,681 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:06:47,682 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:06:46" (3/4) ... [2023-11-19 03:06:47,684 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:06:47,685 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:06:47,687 INFO L158 Benchmark]: Toolchain (without parser) took 4684.61ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 108.3MB in the beginning and 127.1MB in the end (delta: -18.7MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2023-11-19 03:06:47,687 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:06:47,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2693.27ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 108.3MB in the beginning and 114.2MB in the end (delta: -5.9MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2023-11-19 03:06:47,689 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.11ms. Allocated memory is still 184.5MB. Free memory was 114.2MB in the beginning and 110.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:06:47,690 INFO L158 Benchmark]: Boogie Preprocessor took 39.96ms. Allocated memory is still 184.5MB. Free memory was 110.0MB in the beginning and 109.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:06:47,691 INFO L158 Benchmark]: RCFGBuilder took 903.24ms. Allocated memory is still 184.5MB. Free memory was 109.0MB in the beginning and 66.0MB in the end (delta: 43.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 03:06:47,692 INFO L158 Benchmark]: CodeCheck took 925.06ms. Allocated memory is still 184.5MB. Free memory was 66.0MB in the beginning and 127.1MB in the end (delta: -61.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:06:47,697 INFO L158 Benchmark]: Witness Printer took 4.27ms. Allocated memory is still 184.5MB. Free memory is still 127.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:06:47,706 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, 14 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, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 6 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 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: 1844]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1838. 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); [L1853] 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={2:0}] [L1414] COND TRUE line != ((void *)0) [L1853] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=14, argc=14, argv={13:12}, argv={13:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1854] CALL CWE190_Integer_Overflow__int_rand_square_16_bad() [L1834] int data; [L1835] data = 0 [L1836] COND TRUE 1 [L1838] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1838] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1838] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1838] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1838] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1841] COND TRUE 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147482616, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1844] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147482616, 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 0.26ms. Allocated memory is still 151.0MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2693.27ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 108.3MB in the beginning and 114.2MB in the end (delta: -5.9MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.11ms. Allocated memory is still 184.5MB. Free memory was 114.2MB in the beginning and 110.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.96ms. Allocated memory is still 184.5MB. Free memory was 110.0MB in the beginning and 109.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 903.24ms. Allocated memory is still 184.5MB. Free memory was 109.0MB in the beginning and 66.0MB in the end (delta: 43.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * CodeCheck took 925.06ms. Allocated memory is still 184.5MB. Free memory was 66.0MB in the beginning and 127.1MB in the end (delta: -61.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.27ms. Allocated memory is still 184.5MB. Free memory is still 127.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite193 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite193 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 [2023-11-19 03:06:47,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL --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 7cdceb7396c3a89b755421c296b38866f0135a211167f31c96e9daa2edd0a309 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:06:50,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:06:50,996 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 03:06:51,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:06:51,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:06:51,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:06:51,067 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:06:51,068 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:06:51,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:06:51,075 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:06:51,076 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:06:51,076 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:06:51,077 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:06:51,079 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:06:51,080 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:06:51,080 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:06:51,081 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:06:51,082 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:06:51,082 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:06:51,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:06:51,084 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:06:51,086 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:06:51,086 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:06:51,087 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:06:51,087 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:06:51,088 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:06:51,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:06:51,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:06:51,090 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:06:51,091 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:06:51,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:06:51,093 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:06:51,093 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:06:51,094 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:06:51,094 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:06:51,094 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:06:51,095 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_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cdceb7396c3a89b755421c296b38866f0135a211167f31c96e9daa2edd0a309 [2023-11-19 03:06:51,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:06:51,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:06:51,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:06:51,695 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:06:51,696 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:06:51,698 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_16_bad.i [2023-11-19 03:06:55,522 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:06:56,127 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:06:56,128 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_16_bad.i [2023-11-19 03:06:56,172 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/data/e905405d2/0116a0fec9704de5bfdb5553f77e608a/FLAG3c023c32e [2023-11-19 03:06:56,194 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/data/e905405d2/0116a0fec9704de5bfdb5553f77e608a [2023-11-19 03:06:56,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:06:56,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:06:56,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:06:56,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:06:56,214 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:06:56,215 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:06:56" (1/1) ... [2023-11-19 03:06:56,216 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371bab8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:56, skipping insertion in model container [2023-11-19 03:06:56,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:06:56" (1/1) ... [2023-11-19 03:06:56,330 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:06:56,861 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:06:58,142 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:06:58,164 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:06:58,193 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:06:58,307 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:06:58,858 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:06:58,859 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:06:58,859 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:06:58,859 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:06:58,860 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:06:58,870 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:06:58,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:58 WrapperNode [2023-11-19 03:06:58,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:06:58,872 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:06:58,873 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:06:58,873 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:06:58,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:58" (1/1) ... [2023-11-19 03:06:58,944 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:58" (1/1) ... [2023-11-19 03:06:58,982 INFO L138 Inliner]: procedures = 942, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2023-11-19 03:06:58,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:06:58,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:06:58,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:06:58,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:06:58,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:58" (1/1) ... [2023-11-19 03:06:58,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:58" (1/1) ... [2023-11-19 03:06:58,999 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:58" (1/1) ... [2023-11-19 03:06:59,000 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:58" (1/1) ... [2023-11-19 03:06:59,013 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:58" (1/1) ... [2023-11-19 03:06:59,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:58" (1/1) ... [2023-11-19 03:06:59,020 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:58" (1/1) ... [2023-11-19 03:06:59,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:58" (1/1) ... [2023-11-19 03:06:59,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:06:59,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:06:59,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:06:59,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:06:59,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:58" (1/1) ... [2023-11-19 03:06:59,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:06:59,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:06:59,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:06:59,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:06:59,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:06:59,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:06:59,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:06:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:06:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:06:59,160 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:06:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:06:59,336 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:06:59,339 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:07:03,520 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:07:03,649 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:07:03,650 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:07:03,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:03 BoogieIcfgContainer [2023-11-19 03:07:03,663 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:07:03,665 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:07:03,666 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:07:03,678 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:07:03,678 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:03" (1/1) ... [2023-11-19 03:07:03,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:07:03,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:03,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 03:07:03,777 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 03:07:03,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:07:03,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:03,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:07:03,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:07:03,811 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:07:03,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32dd8b5e-4dc3-450e-9dd3-2caef78fb891/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process