./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_68_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fd3e3c804e2a46ecbbe5ac8a2067882715f61b524377d9f665a2988cdccbf33b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:35:59,420 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:35:59,497 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:35:59,502 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:35:59,503 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:35:59,528 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:35:59,529 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:35:59,530 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:35:59,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:35:59,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:35:59,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:35:59,537 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:35:59,537 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:35:59,538 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:35:59,538 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:35:59,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:35:59,539 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:35:59,540 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:35:59,540 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:35:59,541 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:35:59,541 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:35:59,546 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:35:59,547 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:35:59,547 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:35:59,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:35:59,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:59,551 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:35:59,552 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:35:59,552 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:35:59,552 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:35:59,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:35:59,554 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:35:59,554 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_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd3e3c804e2a46ecbbe5ac8a2067882715f61b524377d9f665a2988cdccbf33b [2023-11-21 18:35:59,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:35:59,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:35:59,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:35:59,930 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:35:59,931 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:35:59,932 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_68_bad.i [2023-11-21 18:36:03,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:36:03,673 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:36:03,674 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_68_bad.i [2023-11-21 18:36:03,716 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/data/b2ea43ba0/8686600704a345a780a3092afdc47d5a/FLAG5583f486e [2023-11-21 18:36:03,731 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/data/b2ea43ba0/8686600704a345a780a3092afdc47d5a [2023-11-21 18:36:03,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:36:03,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:36:03,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:03,736 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:36:03,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:36:03,742 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:03" (1/1) ... [2023-11-21 18:36:03,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a6e9daf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:03, skipping insertion in model container [2023-11-21 18:36:03,744 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:03" (1/1) ... [2023-11-21 18:36:03,815 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:36:04,256 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:36:04,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:04,939 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:36:04,977 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:36:05,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:05,214 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:05,215 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:05,215 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:05,215 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:05,215 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:05,224 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:36:05,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:05 WrapperNode [2023-11-21 18:36:05,225 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:05,226 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:05,226 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:36:05,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:36:05,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:05" (1/1) ... [2023-11-21 18:36:05,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:05" (1/1) ... [2023-11-21 18:36:05,319 INFO L138 Inliner]: procedures = 500, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 93 [2023-11-21 18:36:05,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:05,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:36:05,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:36:05,321 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:36:05,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:05" (1/1) ... [2023-11-21 18:36:05,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:05" (1/1) ... [2023-11-21 18:36:05,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:05" (1/1) ... [2023-11-21 18:36:05,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:05" (1/1) ... [2023-11-21 18:36:05,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:05" (1/1) ... [2023-11-21 18:36:05,342 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:05" (1/1) ... [2023-11-21 18:36:05,345 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:05" (1/1) ... [2023-11-21 18:36:05,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:05" (1/1) ... [2023-11-21 18:36:05,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:36:05,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:36:05,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:36:05,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:36:05,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:05" (1/1) ... [2023-11-21 18:36:05,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:05,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:36:05,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:36:05,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:36:05,435 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:36:05,435 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:36:05,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:36:05,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:36:05,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:36:05,436 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:36:05,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:36:05,600 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:36:05,602 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:36:05,845 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:36:06,106 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:36:06,106 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:36:06,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:06 BoogieIcfgContainer [2023-11-21 18:36:06,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:36:06,110 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:36:06,110 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:36:06,121 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:36:06,123 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:06" (1/1) ... [2023-11-21 18:36:06,134 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:36:06,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:06,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:36:06,189 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:36:06,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:36:06,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:06,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:06,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:06,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:06,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:36:06,876 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:36:06,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:36:06,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:06,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:07,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:36:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:07,438 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:36:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:07,505 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:36:07,550 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post111 could not be translated [2023-11-21 18:36:07,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:36:07 ImpRootNode [2023-11-21 18:36:07,559 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:36:07,560 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:36:07,560 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:36:07,560 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:36:07,561 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:06" (3/4) ... [2023-11-21 18:36:07,564 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:36:07,565 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:36:07,567 INFO L158 Benchmark]: Toolchain (without parser) took 3831.49ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 104.5MB in the beginning and 114.2MB in the end (delta: -9.7MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:07,568 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 138.4MB. Free memory is still 112.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:07,569 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1488.84ms. Allocated memory is still 138.4MB. Free memory was 103.9MB in the beginning and 58.4MB in the end (delta: 45.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:07,570 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.75ms. Allocated memory is still 138.4MB. Free memory was 58.4MB in the beginning and 55.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:07,571 INFO L158 Benchmark]: Boogie Preprocessor took 29.97ms. Allocated memory is still 138.4MB. Free memory was 55.3MB in the beginning and 53.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:07,573 INFO L158 Benchmark]: RCFGBuilder took 757.91ms. Allocated memory is still 138.4MB. Free memory was 53.7MB in the beginning and 85.0MB in the end (delta: -31.3MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-11-21 18:36:07,574 INFO L158 Benchmark]: CodeCheck took 1448.82ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 84.1MB in the beginning and 115.1MB in the end (delta: -31.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:07,579 INFO L158 Benchmark]: Witness Printer took 6.04ms. Allocated memory is still 167.8MB. Free memory was 115.1MB in the beginning and 114.2MB in the end (delta: 953.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:07,588 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 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, 0.4s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1556. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1549] int CWE190_Integer_Overflow__int_rand_postinc_68_goodG2BData; [L1550] int CWE190_Integer_Overflow__int_rand_postinc_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_rand_postinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_rand_postinc_68_goodG2BData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_rand_postinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_rand_postinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={13:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE190_Integer_Overflow__int_rand_postinc_68_bad() [L1554] int data; [L1555] data = 0 [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1556] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] CWE190_Integer_Overflow__int_rand_postinc_68_badData = data [L1558] CALL CWE190_Integer_Overflow__int_rand_postinc_68b_badSink() [L1573] int data = CWE190_Integer_Overflow__int_rand_postinc_68_badData; [L1575] data++ VAL [CWE190_Integer_Overflow__int_rand_postinc_68_badData=2147483647, CWE190_Integer_Overflow__int_rand_postinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_rand_postinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 138.4MB. Free memory is still 112.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1488.84ms. Allocated memory is still 138.4MB. Free memory was 103.9MB in the beginning and 58.4MB in the end (delta: 45.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.75ms. Allocated memory is still 138.4MB. Free memory was 58.4MB in the beginning and 55.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.97ms. Allocated memory is still 138.4MB. Free memory was 55.3MB in the beginning and 53.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 757.91ms. Allocated memory is still 138.4MB. Free memory was 53.7MB in the beginning and 85.0MB in the end (delta: -31.3MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * CodeCheck took 1448.82ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 84.1MB in the beginning and 115.1MB in the end (delta: -31.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.04ms. Allocated memory is still 167.8MB. Free memory was 115.1MB in the beginning and 114.2MB in the end (delta: 953.9kB). 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~post111 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 [2023-11-21 18:36:07,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fd3e3c804e2a46ecbbe5ac8a2067882715f61b524377d9f665a2988cdccbf33b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:36:10,483 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:36:10,625 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:36:10,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:36:10,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:36:10,686 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:36:10,687 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:36:10,688 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:36:10,689 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:36:10,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:36:10,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:36:10,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:36:10,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:36:10,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:36:10,698 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:36:10,699 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:36:10,699 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:36:10,700 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:36:10,700 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:36:10,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:36:10,701 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:36:10,702 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:36:10,703 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:36:10,703 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:36:10,703 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:10,704 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:36:10,704 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:36:10,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:10,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:36:10,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:36:10,707 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:36:10,708 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:36:10,708 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:10,708 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:36:10,709 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:36:10,709 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:36:10,709 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_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd3e3c804e2a46ecbbe5ac8a2067882715f61b524377d9f665a2988cdccbf33b [2023-11-21 18:36:11,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:36:11,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:36:11,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:36:11,153 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:36:11,154 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:36:11,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_68_bad.i [2023-11-21 18:36:14,292 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:36:14,774 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:36:14,775 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_68_bad.i [2023-11-21 18:36:14,811 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/data/4bdff99ed/e3c325bdc007495690ff100230026784/FLAGb5e60ea4d [2023-11-21 18:36:14,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/data/4bdff99ed/e3c325bdc007495690ff100230026784 [2023-11-21 18:36:14,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:36:14,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:36:14,840 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:14,842 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:36:14,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:36:14,847 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153b633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14, skipping insertion in model container [2023-11-21 18:36:14,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,939 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:36:15,448 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:36:16,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:16,106 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:36:16,127 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:36:16,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:16,378 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:16,378 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:16,378 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:16,378 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:16,378 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:16,384 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:36:16,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16 WrapperNode [2023-11-21 18:36:16,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:16,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:16,386 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:36:16,387 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:36:16,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,478 INFO L138 Inliner]: procedures = 505, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 61 [2023-11-21 18:36:16,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:16,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:36:16,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:36:16,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:36:16,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,508 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,518 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,537 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,540 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,555 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:36:16,560 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:36:16,560 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:36:16,560 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:36:16,561 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:16" (1/1) ... [2023-11-21 18:36:16,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:16,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:36:16,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:36:16,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:36:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:36:16,655 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:36:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:36:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:36:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:36:16,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:36:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:36:16,821 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:36:16,823 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:36:16,951 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:36:17,046 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:36:17,046 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:36:17,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:17 BoogieIcfgContainer [2023-11-21 18:36:17,048 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:36:17,049 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:36:17,049 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:36:17,064 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:36:17,064 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:17" (1/1) ... [2023-11-21 18:36:17,074 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:36:17,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:17,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:36:17,148 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:36:17,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:36:17,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:17,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:17,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:36:17,162 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:36:17,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:36:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:17,381 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:36:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:17,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:36:17,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:36:17,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:17,455 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:36:17,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:36:17,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:36:17,500 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:36:17,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:36:17,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:17,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:17,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:36:17,503 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:36:17,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:36:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:17,693 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:36:17,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:17,833 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:36:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:36:17,876 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:36:17,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:36:17,884 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:36:17,922 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated [2023-11-21 18:36:17,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:36:17 ImpRootNode [2023-11-21 18:36:17,929 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:36:17,930 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:36:17,930 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:36:17,931 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:36:17,931 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:17" (3/4) ... [2023-11-21 18:36:17,932 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:36:17,953 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated [2023-11-21 18:36:18,021 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:36:18,022 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:36:18,023 INFO L158 Benchmark]: Toolchain (without parser) took 3185.79ms. Allocated memory is still 115.3MB. Free memory was 87.4MB in the beginning and 65.2MB in the end (delta: 22.2MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-11-21 18:36:18,023 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 51.5MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:18,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1545.07ms. Allocated memory is still 115.3MB. Free memory was 87.2MB in the beginning and 81.4MB in the end (delta: 5.8MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:18,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.45ms. Allocated memory is still 115.3MB. Free memory was 81.4MB in the beginning and 78.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:18,025 INFO L158 Benchmark]: Boogie Preprocessor took 78.00ms. Allocated memory is still 115.3MB. Free memory was 78.4MB in the beginning and 76.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:18,026 INFO L158 Benchmark]: RCFGBuilder took 487.97ms. Allocated memory is still 115.3MB. Free memory was 76.3MB in the beginning and 58.0MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:36:18,026 INFO L158 Benchmark]: CodeCheck took 880.88ms. Allocated memory is still 115.3MB. Free memory was 58.0MB in the beginning and 67.2MB in the end (delta: -9.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:18,032 INFO L158 Benchmark]: Witness Printer took 91.69ms. Allocated memory is still 115.3MB. Free memory was 67.2MB in the beginning and 65.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:18,036 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 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, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 42 ConjunctsInSsa, 1 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 - CounterExampleResult [Line: 1575]: integer overflow possible integer overflow possible We found a 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); [L1548] int CWE190_Integer_Overflow__int_rand_postinc_68_badData; [L1550] int CWE190_Integer_Overflow__int_rand_postinc_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_rand_postinc_68_badData=0, CWE190_Integer_Overflow__int_rand_postinc_68_goodB2GData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_rand_postinc_68_badData=0, CWE190_Integer_Overflow__int_rand_postinc_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE190_Integer_Overflow__int_rand_postinc_68_bad() [L1554] int data; [L1555] data = 0 [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] CWE190_Integer_Overflow__int_rand_postinc_68_badData = data [L1558] CALL CWE190_Integer_Overflow__int_rand_postinc_68b_badSink() [L1573] int data = CWE190_Integer_Overflow__int_rand_postinc_68_badData; [L1575] data++ VAL [CWE190_Integer_Overflow__int_rand_postinc_68_badData=2147483647, CWE190_Integer_Overflow__int_rand_postinc_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 51.5MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1545.07ms. Allocated memory is still 115.3MB. Free memory was 87.2MB in the beginning and 81.4MB in the end (delta: 5.8MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.45ms. Allocated memory is still 115.3MB. Free memory was 81.4MB in the beginning and 78.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.00ms. Allocated memory is still 115.3MB. Free memory was 78.4MB in the beginning and 76.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 487.97ms. Allocated memory is still 115.3MB. Free memory was 76.3MB in the beginning and 58.0MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 880.88ms. Allocated memory is still 115.3MB. Free memory was 58.0MB in the beginning and 67.2MB in the end (delta: -9.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 91.69ms. Allocated memory is still 115.3MB. Free memory was 67.2MB in the beginning and 65.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-21 18:36:18,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20c8fd56-f232-494a-af65-203455afe701/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)