./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/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_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/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_7ff14c1c-e3f1-4945-ab72-07bb018f8674/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 e369c7b54f9e18c212e8aaf15e83ad1e195b64b1dbfb395c0791d7a8d3cda162 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:46:43,405 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:46:43,495 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:46:43,501 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:46:43,502 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:46:43,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:46:43,532 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:46:43,533 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:46:43,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:46:43,534 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:46:43,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:46:43,535 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:46:43,536 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:46:43,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:46:43,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:46:43,538 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:46:43,538 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:46:43,539 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:46:43,539 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:46:43,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:46:43,541 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:46:43,541 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:46:43,542 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:46:43,542 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:46:43,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:46:43,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:43,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:46:43,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:46:43,545 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:46:43,545 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:46:43,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:46:43,546 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:46:43,546 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_7ff14c1c-e3f1-4945-ab72-07bb018f8674/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e369c7b54f9e18c212e8aaf15e83ad1e195b64b1dbfb395c0791d7a8d3cda162 [2023-11-21 18:46:43,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:46:43,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:46:43,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:46:43,812 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:46:43,813 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:46:43,814 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i [2023-11-21 18:46:46,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:46:47,485 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:46:47,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i [2023-11-21 18:46:47,521 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/data/a3babdcc0/1a1207c864ed4e2db1bd5e564c2b6d7e/FLAG9d2d61126 [2023-11-21 18:46:47,538 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/data/a3babdcc0/1a1207c864ed4e2db1bd5e564c2b6d7e [2023-11-21 18:46:47,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:46:47,547 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:46:47,549 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:46:47,550 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:46:47,555 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:46:47,558 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:46:47" (1/1) ... [2023-11-21 18:46:47,559 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@213e3f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:47, skipping insertion in model container [2023-11-21 18:46:47,560 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:46:47" (1/1) ... [2023-11-21 18:46:47,649 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:46:48,096 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:46:48,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:46:48,738 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:46:48,776 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:46:48,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:46:49,080 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:49,080 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:49,081 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:49,081 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:49,081 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:49,089 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:46:49,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:49 WrapperNode [2023-11-21 18:46:49,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:46:49,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:46:49,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:46:49,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:46:49,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:49" (1/1) ... [2023-11-21 18:46:49,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:49" (1/1) ... [2023-11-21 18:46:49,181 INFO L138 Inliner]: procedures = 503, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 96 [2023-11-21 18:46:49,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:46:49,182 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:46:49,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:46:49,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:46:49,192 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:49" (1/1) ... [2023-11-21 18:46:49,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:49" (1/1) ... [2023-11-21 18:46:49,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:49" (1/1) ... [2023-11-21 18:46:49,196 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:49" (1/1) ... [2023-11-21 18:46:49,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:49" (1/1) ... [2023-11-21 18:46:49,205 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:49" (1/1) ... [2023-11-21 18:46:49,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:49" (1/1) ... [2023-11-21 18:46:49,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:49" (1/1) ... [2023-11-21 18:46:49,213 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:46:49,214 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:46:49,214 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:46:49,214 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:46:49,215 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:49" (1/1) ... [2023-11-21 18:46:49,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:49,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:46:49,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:46:49,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:46:49,299 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:46:49,299 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:46:49,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:46:49,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:46:49,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:46:49,300 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:46:49,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:46:49,453 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:46:49,455 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:46:49,724 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:46:50,006 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:46:50,007 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:46:50,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:46:50 BoogieIcfgContainer [2023-11-21 18:46:50,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:46:50,010 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:46:50,010 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:46:50,020 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:46:50,021 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:46:50" (1/1) ... [2023-11-21 18:46:50,032 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:46:50,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:50,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:46:50,101 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:46:50,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:46:50,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:50,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:50,680 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 18:46:50,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:50,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:46:50,766 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:46:50,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:46:50,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:50,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:46:51,025 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:46:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:46:51,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:46:51,248 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:46:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:46:51,301 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:46:51,337 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post111 could not be translated [2023-11-21 18:46:51,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:46:51 ImpRootNode [2023-11-21 18:46:51,344 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:46:51,344 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:46:51,344 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:46:51,345 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:46:51,345 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:46:50" (3/4) ... [2023-11-21 18:46:51,347 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:46:51,348 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:46:51,349 INFO L158 Benchmark]: Toolchain (without parser) took 3802.01ms. Allocated memory is still 195.0MB. Free memory was 145.1MB in the beginning and 151.3MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:46:51,350 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:46:51,351 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1541.04ms. Allocated memory is still 195.0MB. Free memory was 144.9MB in the beginning and 132.6MB in the end (delta: 12.3MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2023-11-21 18:46:51,351 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.37ms. Allocated memory is still 195.0MB. Free memory was 132.0MB in the beginning and 129.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:46:51,352 INFO L158 Benchmark]: Boogie Preprocessor took 30.92ms. Allocated memory is still 195.0MB. Free memory was 129.2MB in the beginning and 127.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:46:51,353 INFO L158 Benchmark]: RCFGBuilder took 795.27ms. Allocated memory is still 195.0MB. Free memory was 127.7MB in the beginning and 155.1MB in the end (delta: -27.4MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2023-11-21 18:46:51,354 INFO L158 Benchmark]: CodeCheck took 1333.97ms. Allocated memory is still 195.0MB. Free memory was 155.1MB in the beginning and 152.3MB in the end (delta: 2.8MB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. [2023-11-21 18:46:51,359 INFO L158 Benchmark]: Witness Printer took 4.28ms. Allocated memory is still 195.0MB. Free memory was 152.3MB in the beginning and 151.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:46:51,366 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: 1.3s, 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, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s 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: 1582]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1553. 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); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [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] [L1560] CALL CWE190_Integer_Overflow__int_rand_postinc_54_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_postinc_54b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_postinc_54c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_postinc_54d_badSink(data) [L1577] CALL CWE190_Integer_Overflow__int_rand_postinc_54e_badSink(data) [L1582] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, 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 0.32ms. Allocated memory is still 134.2MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1541.04ms. Allocated memory is still 195.0MB. Free memory was 144.9MB in the beginning and 132.6MB in the end (delta: 12.3MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.37ms. Allocated memory is still 195.0MB. Free memory was 132.0MB in the beginning and 129.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.92ms. Allocated memory is still 195.0MB. Free memory was 129.2MB in the beginning and 127.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 795.27ms. Allocated memory is still 195.0MB. Free memory was 127.7MB in the beginning and 155.1MB in the end (delta: -27.4MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. * CodeCheck took 1333.97ms. Allocated memory is still 195.0MB. Free memory was 155.1MB in the beginning and 152.3MB in the end (delta: 2.8MB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. * Witness Printer took 4.28ms. Allocated memory is still 195.0MB. Free memory was 152.3MB in the beginning and 151.3MB in the end (delta: 1.1MB). 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~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 18:46:51,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/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_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/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_7ff14c1c-e3f1-4945-ab72-07bb018f8674/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 e369c7b54f9e18c212e8aaf15e83ad1e195b64b1dbfb395c0791d7a8d3cda162 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:46:53,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:46:54,060 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:46:54,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:46:54,114 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:46:54,115 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:46:54,116 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:46:54,116 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:46:54,117 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:46:54,122 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:46:54,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:46:54,123 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:46:54,123 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:46:54,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:46:54,125 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:46:54,126 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:46:54,126 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:46:54,127 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:46:54,127 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:46:54,128 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:46:54,129 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:46:54,130 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:46:54,130 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:46:54,130 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:46:54,131 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:46:54,131 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:46:54,132 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:46:54,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:54,133 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:46:54,133 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:46:54,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:46:54,135 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:46:54,135 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:46:54,135 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:46:54,135 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:46:54,136 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:46:54,136 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_7ff14c1c-e3f1-4945-ab72-07bb018f8674/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e369c7b54f9e18c212e8aaf15e83ad1e195b64b1dbfb395c0791d7a8d3cda162 [2023-11-21 18:46:54,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:46:54,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:46:54,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:46:54,596 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:46:54,597 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:46:54,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i [2023-11-21 18:46:57,850 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:46:58,329 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:46:58,330 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_54_bad.i [2023-11-21 18:46:58,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/data/9ed7a5fd3/765c08f396da4cc18efc032c0945e4d8/FLAG039ddad4a [2023-11-21 18:46:58,373 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/data/9ed7a5fd3/765c08f396da4cc18efc032c0945e4d8 [2023-11-21 18:46:58,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:46:58,377 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:46:58,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:46:58,378 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:46:58,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:46:58,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:46:58" (1/1) ... [2023-11-21 18:46:58,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2804df6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:58, skipping insertion in model container [2023-11-21 18:46:58,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:46:58" (1/1) ... [2023-11-21 18:46:58,447 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:46:58,847 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:46:59,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:46:59,403 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:46:59,425 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:46:59,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:46:59,697 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:59,697 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:59,698 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:59,698 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:59,698 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:59,706 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:46:59,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:59 WrapperNode [2023-11-21 18:46:59,707 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:46:59,708 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:46:59,709 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:46:59,709 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:46:59,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:59" (1/1) ... [2023-11-21 18:46:59,768 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:59" (1/1) ... [2023-11-21 18:46:59,812 INFO L138 Inliner]: procedures = 508, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 64 [2023-11-21 18:46:59,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:46:59,815 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:46:59,815 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:46:59,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:46:59,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:59" (1/1) ... [2023-11-21 18:46:59,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:59" (1/1) ... [2023-11-21 18:46:59,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:59" (1/1) ... [2023-11-21 18:46:59,840 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:59" (1/1) ... [2023-11-21 18:46:59,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:59" (1/1) ... [2023-11-21 18:46:59,874 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:59" (1/1) ... [2023-11-21 18:46:59,878 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:59" (1/1) ... [2023-11-21 18:46:59,880 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:59" (1/1) ... [2023-11-21 18:46:59,885 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:46:59,886 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:46:59,886 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:46:59,886 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:46:59,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:59" (1/1) ... [2023-11-21 18:46:59,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:59,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:46:59,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:46:59,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:46:59,984 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:46:59,985 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:46:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:46:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:46:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:46:59,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:46:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:47:00,157 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:47:00,159 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:47:00,310 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:47:00,439 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:47:00,439 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:47:00,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:00 BoogieIcfgContainer [2023-11-21 18:47:00,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:47:00,442 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:47:00,442 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:47:00,455 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:47:00,456 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:00" (1/1) ... [2023-11-21 18:47:00,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:47:00,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:00,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:47:00,540 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:47:00,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:47:00,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:00,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:47:00,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:47:00,550 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:47:00,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:47:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:00,743 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:47:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:00,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:47:00,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:47:00,799 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 18:47:00,801 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:47:00,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:47:00,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:47:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:47:00,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:47:00,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:00,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:47:00,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:47:00,857 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:47:00,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:47:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:47:01,039 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:47:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:47:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:47:01,171 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:47:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:47:01,239 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:47:01,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:47:01,249 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:47:01,276 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated [2023-11-21 18:47:01,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:47:01 ImpRootNode [2023-11-21 18:47:01,282 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:47:01,283 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:47:01,283 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:47:01,283 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:47:01,283 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:00" (3/4) ... [2023-11-21 18:47:01,284 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:47:01,291 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated [2023-11-21 18:47:01,343 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:47:01,343 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:47:01,344 INFO L158 Benchmark]: Toolchain (without parser) took 2967.05ms. Allocated memory was 81.8MB in the beginning and 123.7MB in the end (delta: 41.9MB). Free memory was 53.6MB in the beginning and 93.9MB in the end (delta: -40.3MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2023-11-21 18:47:01,344 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 57.3MB in the end (delta: 37.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:47:01,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1329.39ms. Allocated memory was 81.8MB in the beginning and 123.7MB in the end (delta: 41.9MB). Free memory was 53.4MB in the beginning and 70.4MB in the end (delta: -17.0MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-11-21 18:47:01,346 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.94ms. Allocated memory is still 123.7MB. Free memory was 70.4MB in the beginning and 67.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:47:01,346 INFO L158 Benchmark]: Boogie Preprocessor took 70.56ms. Allocated memory is still 123.7MB. Free memory was 67.3MB 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 18:47:01,347 INFO L158 Benchmark]: RCFGBuilder took 555.29ms. Allocated memory is still 123.7MB. Free memory was 65.2MB in the beginning and 80.6MB in the end (delta: -15.4MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-11-21 18:47:01,348 INFO L158 Benchmark]: CodeCheck took 839.79ms. Allocated memory is still 123.7MB. Free memory was 79.9MB in the beginning and 56.1MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:01,348 INFO L158 Benchmark]: Witness Printer took 60.46ms. Allocated memory is still 123.7MB. Free memory was 55.4MB in the beginning and 93.9MB in the end (delta: -38.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:47:01,352 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, 46 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: 1582]: 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); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [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] [L1560] CALL CWE190_Integer_Overflow__int_rand_postinc_54_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_postinc_54b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_postinc_54c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_postinc_54d_badSink(data) [L1577] CALL CWE190_Integer_Overflow__int_rand_postinc_54e_badSink(data) [L1582] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, 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 0.52ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 57.3MB in the end (delta: 37.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1329.39ms. Allocated memory was 81.8MB in the beginning and 123.7MB in the end (delta: 41.9MB). Free memory was 53.4MB in the beginning and 70.4MB in the end (delta: -17.0MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.94ms. Allocated memory is still 123.7MB. Free memory was 70.4MB in the beginning and 67.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.56ms. Allocated memory is still 123.7MB. Free memory was 67.3MB in the beginning and 65.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 555.29ms. Allocated memory is still 123.7MB. Free memory was 65.2MB in the beginning and 80.6MB in the end (delta: -15.4MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * CodeCheck took 839.79ms. Allocated memory is still 123.7MB. Free memory was 79.9MB in the beginning and 56.1MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 60.46ms. Allocated memory is still 123.7MB. Free memory was 55.4MB in the beginning and 93.9MB in the end (delta: -38.4MB). Peak memory consumption was 4.2MB. 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 18:47:01,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff14c1c-e3f1-4945-ab72-07bb018f8674/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)