./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/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_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/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_0b256baf-05d7-4325-8a67-e8df9672e9d6/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 d47f6dac64bf75532e623385b50f05b0196afde913920b2c0aac5ee1362f37bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:59:42,994 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:59:43,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:59:43,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:59:43,088 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:59:43,123 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:59:43,124 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:59:43,124 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:59:43,126 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:59:43,126 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:59:43,127 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:59:43,128 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:59:43,128 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:59:43,129 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:59:43,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:59:43,130 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:59:43,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:59:43,132 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:59:43,132 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:59:43,133 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:59:43,134 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:59:43,134 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:59:43,135 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:59:43,136 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:59:43,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:59:43,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:43,138 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:59:43,138 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:59:43,139 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:59:43,139 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:59:43,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:59:43,140 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:59:43,141 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_0b256baf-05d7-4325-8a67-e8df9672e9d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d47f6dac64bf75532e623385b50f05b0196afde913920b2c0aac5ee1362f37bc [2023-11-19 02:59:43,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:59:43,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:59:43,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:59:43,430 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:59:43,431 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:59:43,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_bad.i [2023-11-19 02:59:46,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:59:47,162 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:59:47,163 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_bad.i [2023-11-19 02:59:47,199 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/data/d758a4fd2/6f89ba4030c24fed93985ac6c0c90d00/FLAGf73c2474d [2023-11-19 02:59:47,215 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/data/d758a4fd2/6f89ba4030c24fed93985ac6c0c90d00 [2023-11-19 02:59:47,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:59:47,219 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:59:47,221 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:47,222 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:59:47,227 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:59:47,228 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:47" (1/1) ... [2023-11-19 02:59:47,229 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33b315a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:47, skipping insertion in model container [2023-11-19 02:59:47,230 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:47" (1/1) ... [2023-11-19 02:59:47,342 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:59:47,788 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:59:49,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:49,097 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:59:49,140 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:59:49,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:49,452 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:49,452 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:49,453 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:49,453 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:49,453 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:49,459 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:59:49,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49 WrapperNode [2023-11-19 02:59:49,460 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:49,461 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:49,461 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:59:49,461 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:59:49,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,504 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,540 INFO L138 Inliner]: procedures = 938, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 91 [2023-11-19 02:59:49,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:49,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:59:49,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:59:49,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:59:49,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,556 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,556 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,563 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,566 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,568 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,570 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:59:49,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:59:49,574 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:59:49,574 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:59:49,575 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:49" (1/1) ... [2023-11-19 02:59:49,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:49,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:59:49,628 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:59:49,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:59:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:59:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:59:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:59:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:59:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:59:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:59:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:59:49,827 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:59:49,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:59:50,018 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:59:50,325 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:59:50,326 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:59:50,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:50 BoogieIcfgContainer [2023-11-19 02:59:50,330 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:59:50,332 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:59:50,332 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:59:50,342 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:59:50,343 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:50" (1/1) ... [2023-11-19 02:59:50,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:59:50,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:50,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 02:59:50,407 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 02:59:50,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:59:50,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:50,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:50,866 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 02:59:50,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:50,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-19 02:59:50,899 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-19 02:59:50,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:59:50,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:50,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:51,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:59:51,737 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:59:51,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:59:51,938 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:59:51,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:59:51 ImpRootNode [2023-11-19 02:59:51,976 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:59:51,977 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:59:51,979 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:59:51,980 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:59:51,980 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:50" (3/4) ... [2023-11-19 02:59:51,983 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:59:51,984 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:59:51,985 INFO L158 Benchmark]: Toolchain (without parser) took 4765.56ms. Allocated memory was 138.4MB in the beginning and 220.2MB in the end (delta: 81.8MB). Free memory was 71.0MB in the beginning and 167.8MB in the end (delta: -96.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:59:51,986 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:59:51,987 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2238.91ms. Allocated memory was 138.4MB in the beginning and 182.5MB in the end (delta: 44.0MB). Free memory was 71.0MB in the beginning and 99.5MB in the end (delta: -28.4MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:51,988 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.35ms. Allocated memory is still 182.5MB. Free memory was 99.5MB in the beginning and 95.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:59:51,989 INFO L158 Benchmark]: Boogie Preprocessor took 31.57ms. Allocated memory is still 182.5MB. Free memory was 95.3MB in the beginning and 94.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:59:51,989 INFO L158 Benchmark]: RCFGBuilder took 756.87ms. Allocated memory is still 182.5MB. Free memory was 94.3MB in the beginning and 132.0MB in the end (delta: -37.7MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-11-19 02:59:51,990 INFO L158 Benchmark]: CodeCheck took 1644.86ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 132.0MB in the beginning and 167.8MB in the end (delta: -35.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:59:51,991 INFO L158 Benchmark]: Witness Printer took 7.00ms. Allocated memory is still 220.2MB. Free memory is still 167.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:59:51,994 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: 1.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 7 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, 0.9s 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: 1838]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1847. 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); [L1832] static int badStatic = 0; [L1854] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1854] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, argv={12:14}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1855] CALL CWE190_Integer_Overflow__int_rand_square_21_bad() [L1845] int data; [L1846] data = 0 [L1847] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1847] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1847] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1847] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1847] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1848] badStatic = 1 [L1849] CALL badSink(data) [L1835] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=178954916, badStatic=1, data=178954916, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1838] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=178954916, badStatic=1, data=178954916, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2238.91ms. Allocated memory was 138.4MB in the beginning and 182.5MB in the end (delta: 44.0MB). Free memory was 71.0MB in the beginning and 99.5MB in the end (delta: -28.4MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.35ms. Allocated memory is still 182.5MB. Free memory was 99.5MB in the beginning and 95.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.57ms. Allocated memory is still 182.5MB. Free memory was 95.3MB in the beginning and 94.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 756.87ms. Allocated memory is still 182.5MB. Free memory was 94.3MB in the beginning and 132.0MB in the end (delta: -37.7MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * CodeCheck took 1644.86ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 132.0MB in the beginning and 167.8MB in the end (delta: -35.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.00ms. Allocated memory is still 220.2MB. Free memory is still 167.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:59:52,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/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_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/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_0b256baf-05d7-4325-8a67-e8df9672e9d6/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 d47f6dac64bf75532e623385b50f05b0196afde913920b2c0aac5ee1362f37bc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:59:54,642 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:59:54,757 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 02:59:54,813 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:59:54,814 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:59:54,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:59:54,816 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:59:54,817 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:59:54,818 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:59:54,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:59:54,823 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:59:54,824 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:59:54,824 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:59:54,826 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:59:54,827 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:59:54,827 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:59:54,827 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:59:54,828 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:59:54,828 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:59:54,830 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:59:54,830 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:59:54,831 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:59:54,831 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:59:54,832 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:59:54,832 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:59:54,833 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:59:54,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:59:54,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:54,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:59:54,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:59:54,836 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:59:54,836 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:59:54,836 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:59:54,837 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:59:54,837 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:59:54,837 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:59:54,837 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_0b256baf-05d7-4325-8a67-e8df9672e9d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d47f6dac64bf75532e623385b50f05b0196afde913920b2c0aac5ee1362f37bc [2023-11-19 02:59:55,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:59:55,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:59:55,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:59:55,275 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:59:55,276 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:59:55,277 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_bad.i [2023-11-19 02:59:58,418 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:59:58,972 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:59:58,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_21_bad.i [2023-11-19 02:59:59,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/data/b96224ef6/3b616d237adb433fb863a4a863fd9dbe/FLAG602f7329b [2023-11-19 02:59:59,034 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/data/b96224ef6/3b616d237adb433fb863a4a863fd9dbe [2023-11-19 02:59:59,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:59:59,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:59:59,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:59,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:59:59,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:59:59,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:59" (1/1) ... [2023-11-19 02:59:59,057 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16b27a03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:59, skipping insertion in model container [2023-11-19 02:59:59,057 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:59" (1/1) ... [2023-11-19 02:59:59,170 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:59:59,644 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:00:00,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:00,699 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:00:00,738 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:00:00,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:01,097 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:01,097 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:01,098 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:01,098 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:01,098 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:01,104 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:00:01,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:01 WrapperNode [2023-11-19 03:00:01,105 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:01,106 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:01,107 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:00:01,107 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:00:01,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:01" (1/1) ... [2023-11-19 03:00:01,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:01" (1/1) ... [2023-11-19 03:00:01,197 INFO L138 Inliner]: procedures = 943, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59 [2023-11-19 03:00:01,198 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:01,198 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:00:01,198 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:00:01,199 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:00:01,208 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:01" (1/1) ... [2023-11-19 03:00:01,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:01" (1/1) ... [2023-11-19 03:00:01,215 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:01" (1/1) ... [2023-11-19 03:00:01,216 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:01" (1/1) ... [2023-11-19 03:00:01,226 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:01" (1/1) ... [2023-11-19 03:00:01,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:01" (1/1) ... [2023-11-19 03:00:01,231 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:01" (1/1) ... [2023-11-19 03:00:01,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:01" (1/1) ... [2023-11-19 03:00:01,238 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:00:01,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:00:01,239 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:00:01,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:00:01,240 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:01" (1/1) ... [2023-11-19 03:00:01,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:01,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:00:01,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:00:01,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:00:01,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:00:01,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:00:01,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:00:01,344 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:00:01,344 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:00:01,344 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:00:01,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:00:01,524 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:00:01,527 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:00:02,460 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:00:02,524 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:00:02,525 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:00:02,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:02 BoogieIcfgContainer [2023-11-19 03:00:02,538 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:00:02,539 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:00:02,539 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:00:02,550 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:00:02,551 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:02" (1/1) ... [2023-11-19 03:00:02,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:00:02,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:02,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 03:00:02,633 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 03:00:02,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:00:02,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:02,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:00:02,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:00:02,651 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:00:02,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b256baf-05d7-4325-8a67-e8df9672e9d6/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process