./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_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_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/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_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/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_b9d3e40a-5522-416e-a5e8-aec7f592f151/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 b913bca91304d35bf2fed44c422b1186a99835eaa50d74ffc2adfc9946e93395 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:28,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:28,983 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:33:28,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:33:28,990 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:33:29,035 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:29,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:29,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:29,039 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:29,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:29,047 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:29,047 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:29,048 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:33:29,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:29,050 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:29,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:29,051 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:29,052 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:33:29,052 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:29,053 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:29,053 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:29,054 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:29,055 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:29,055 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:29,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:29,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:29,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:29,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:29,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:29,058 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:33:29,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:33:29,059 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:29,060 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_b9d3e40a-5522-416e-a5e8-aec7f592f151/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b913bca91304d35bf2fed44c422b1186a99835eaa50d74ffc2adfc9946e93395 [2023-11-21 18:33:29,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:29,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:29,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:29,380 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:29,381 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:29,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_bad.i [2023-11-21 18:33:32,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:33,093 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:33,095 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_bad.i [2023-11-21 18:33:33,140 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/data/0d2896403/7eeaec304d564f2c8c896140e8c4c700/FLAG12772736b [2023-11-21 18:33:33,163 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/data/0d2896403/7eeaec304d564f2c8c896140e8c4c700 [2023-11-21 18:33:33,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:33,172 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:33,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:33,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:33,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:33,185 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:33" (1/1) ... [2023-11-21 18:33:33,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785b7175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:33, skipping insertion in model container [2023-11-21 18:33:33,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:33" (1/1) ... [2023-11-21 18:33:33,282 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:33,852 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:33:35,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:35,507 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:35,550 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:33:35,631 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:36,154 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:36,155 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:36,155 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:36,155 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:36,155 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:36,164 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:36,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:36 WrapperNode [2023-11-21 18:33:36,165 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:36,166 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:36,166 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:36,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:36,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:36" (1/1) ... [2023-11-21 18:33:36,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:36" (1/1) ... [2023-11-21 18:33:36,260 INFO L138 Inliner]: procedures = 938, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 94 [2023-11-21 18:33:36,261 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:36,261 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:36,261 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:36,262 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:36,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:36" (1/1) ... [2023-11-21 18:33:36,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:36" (1/1) ... [2023-11-21 18:33:36,277 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:36" (1/1) ... [2023-11-21 18:33:36,277 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:36" (1/1) ... [2023-11-21 18:33:36,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:36" (1/1) ... [2023-11-21 18:33:36,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:36" (1/1) ... [2023-11-21 18:33:36,292 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:36" (1/1) ... [2023-11-21 18:33:36,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:36" (1/1) ... [2023-11-21 18:33:36,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:36,299 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:36,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:36,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:36,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:36" (1/1) ... [2023-11-21 18:33:36,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:36,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:36,382 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:36,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:36,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:33:36,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:36,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:36,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:36,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:33:36,437 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:33:36,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:33:36,438 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:33:36,438 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:33:36,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:33:36,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:33:36,646 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:36,648 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:36,888 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:37,176 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:37,177 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:33:37,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:37 BoogieIcfgContainer [2023-11-21 18:33:37,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:37,182 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:37,182 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:37,193 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:37,193 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:37" (1/1) ... [2023-11-21 18:33:37,204 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:33:37,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:37,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:33:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:33:37,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:33:37,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:37,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:37,601 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 18:33:37,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:37,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:33:37,666 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:33:37,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:33:37,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:37,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:33:38,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:33:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:33:38,159 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:33:38,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:33:38 ImpRootNode [2023-11-21 18:33:38,190 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:33:38,190 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:33:38,191 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:33:38,191 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:33:38,191 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:37" (3/4) ... [2023-11-21 18:33:38,193 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:33:38,195 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:33:38,195 INFO L158 Benchmark]: Toolchain (without parser) took 5022.93ms. Allocated memory is still 153.1MB. Free memory was 110.3MB in the beginning and 103.4MB in the end (delta: 6.9MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-11-21 18:33:38,196 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory was 90.2MB in the beginning and 90.2MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:38,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2990.44ms. Allocated memory is still 153.1MB. Free memory was 110.3MB in the beginning and 64.0MB in the end (delta: 46.3MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2023-11-21 18:33:38,197 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.53ms. Allocated memory is still 153.1MB. Free memory was 64.0MB in the beginning and 59.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:33:38,198 INFO L158 Benchmark]: Boogie Preprocessor took 37.27ms. Allocated memory is still 153.1MB. Free memory was 59.8MB in the beginning and 58.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:38,199 INFO L158 Benchmark]: RCFGBuilder took 881.27ms. Allocated memory is still 153.1MB. Free memory was 58.0MB in the beginning and 76.8MB in the end (delta: -18.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:38,199 INFO L158 Benchmark]: CodeCheck took 1008.01ms. Allocated memory is still 153.1MB. Free memory was 76.8MB in the beginning and 104.5MB in the end (delta: -27.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:38,200 INFO L158 Benchmark]: Witness Printer took 4.13ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 103.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:38,203 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: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 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, 34 GetRequests, 34 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, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 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: 1854]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1838. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1845] 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) [L1845] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:18}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1846] CALL CWE190_Integer_Overflow__int_rand_square_66_bad() [L1835] int data; [L1836] int dataArray[5]; [L1837] data = 0 [L1838] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1838] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1838] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1838] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1838] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1839] dataArray[2] = data [L1840] CALL CWE190_Integer_Overflow__int_rand_square_66b_badSink(dataArray) [L1852] EXPR dataArray[2] [L1852] int data = dataArray[2]; [L1854] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=536870911, dataArray={4:0}, dataArray={4:0}, 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 0.31ms. Allocated memory is still 125.8MB. Free memory was 90.2MB in the beginning and 90.2MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2990.44ms. Allocated memory is still 153.1MB. Free memory was 110.3MB in the beginning and 64.0MB in the end (delta: 46.3MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.53ms. Allocated memory is still 153.1MB. Free memory was 64.0MB in the beginning and 59.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.27ms. Allocated memory is still 153.1MB. Free memory was 59.8MB in the beginning and 58.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 881.27ms. Allocated memory is still 153.1MB. Free memory was 58.0MB in the beginning and 76.8MB in the end (delta: -18.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CodeCheck took 1008.01ms. Allocated memory is still 153.1MB. Free memory was 76.8MB in the beginning and 104.5MB in the end (delta: -27.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.13ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 103.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 18:33:38,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/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_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/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_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/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_b9d3e40a-5522-416e-a5e8-aec7f592f151/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 b913bca91304d35bf2fed44c422b1186a99835eaa50d74ffc2adfc9946e93395 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:40,982 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:41,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:33:41,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:41,096 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:41,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:41,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:41,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:41,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:41,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:41,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:41,101 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:41,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:41,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:41,103 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:33:41,104 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:33:41,105 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:33:41,105 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:33:41,106 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:41,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:41,107 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:41,108 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:41,109 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:41,110 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:41,110 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:41,111 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:33:41,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:41,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:41,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:41,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:41,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:41,119 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:33:41,119 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:41,120 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:41,120 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:33:41,121 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:33:41,121 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_b9d3e40a-5522-416e-a5e8-aec7f592f151/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b913bca91304d35bf2fed44c422b1186a99835eaa50d74ffc2adfc9946e93395 [2023-11-21 18:33:41,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:41,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:41,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:41,686 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:41,687 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:41,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_bad.i [2023-11-21 18:33:45,174 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:45,671 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:45,674 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_66_bad.i [2023-11-21 18:33:45,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/data/b614a0763/031611388c934e2884fb3d4469a7197f/FLAGdaf88c600 [2023-11-21 18:33:45,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/data/b614a0763/031611388c934e2884fb3d4469a7197f [2023-11-21 18:33:45,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:45,737 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:45,739 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:45,739 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:45,748 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:45,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:45" (1/1) ... [2023-11-21 18:33:45,752 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38cb2aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:45, skipping insertion in model container [2023-11-21 18:33:45,752 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:45" (1/1) ... [2023-11-21 18:33:45,820 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:46,360 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:33:47,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:47,806 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:47,829 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:33:47,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:48,244 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:48,245 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:48,245 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:48,245 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:48,245 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:48,257 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:48,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48 WrapperNode [2023-11-21 18:33:48,258 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:48,259 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:48,259 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:48,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:48,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,372 INFO L138 Inliner]: procedures = 943, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 62 [2023-11-21 18:33:48,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:48,373 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:48,373 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:48,374 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:48,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,391 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,392 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,406 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,422 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,424 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:48,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:48,431 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:48,431 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:48,432 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:48" (1/1) ... [2023-11-21 18:33:48,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:48,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:48,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:48,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:33:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:33:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:33:48,517 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:33:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:33:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:33:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:33:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:33:48,719 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:48,721 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:50,939 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:51,065 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:51,070 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:33:51,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:51 BoogieIcfgContainer [2023-11-21 18:33:51,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:51,097 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:51,097 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:51,108 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:51,109 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,119 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:33:51,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:51,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:33:51,203 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:33:51,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:33:51,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:51,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:51,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:33:51,216 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:33:51,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9d3e40a-5522-416e-a5e8-aec7f592f151/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process