./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_65_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_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/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_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/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_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/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 cc3cac913eebfbf1ec962c79263afc7e83638e459868375e1d7af0027b085bdf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:55:43,201 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:55:43,324 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:55:43,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:55:43,335 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:55:43,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:55:43,372 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:55:43,373 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:55:43,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:55:43,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:55:43,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:55:43,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:55:43,381 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:55:43,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:55:43,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:55:43,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:55:43,384 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:55:43,385 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:55:43,385 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:55:43,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:55:43,386 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:55:43,389 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:55:43,389 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:55:43,390 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:55:43,390 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:55:43,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:43,391 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:55:43,392 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:55:43,392 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:55:43,393 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:55:43,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:55:43,394 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:55:43,394 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_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc3cac913eebfbf1ec962c79263afc7e83638e459868375e1d7af0027b085bdf [2023-11-21 18:55:43,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:55:43,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:55:43,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:55:43,729 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:55:43,730 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:55:43,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_65_bad.i [2023-11-21 18:55:46,972 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:55:47,460 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:55:47,461 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_65_bad.i [2023-11-21 18:55:47,494 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/data/03d9f6c86/7877a3ff4ffc47c0b0ed7e2d0624ce07/FLAG202bca44a [2023-11-21 18:55:47,513 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/data/03d9f6c86/7877a3ff4ffc47c0b0ed7e2d0624ce07 [2023-11-21 18:55:47,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:55:47,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:55:47,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:47,526 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:55:47,532 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:55:47,533 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:47" (1/1) ... [2023-11-21 18:55:47,535 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b200f69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:47, skipping insertion in model container [2023-11-21 18:55:47,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:47" (1/1) ... [2023-11-21 18:55:47,629 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:55:48,174 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:55:49,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:49,683 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:55:49,706 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:55:49,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:50,024 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:50,024 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:50,025 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:50,025 WARN L675 CHandler]: The function funcPtr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:50,025 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:50,025 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:50,033 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:55:50,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:50 WrapperNode [2023-11-21 18:55:50,034 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:50,035 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:50,035 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:55:50,035 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:55:50,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:50" (1/1) ... [2023-11-21 18:55:50,074 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:50" (1/1) ... [2023-11-21 18:55:50,119 INFO L138 Inliner]: procedures = 939, calls = 63, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 49 [2023-11-21 18:55:50,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:50,121 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:55:50,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:55:50,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:55:50,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:50" (1/1) ... [2023-11-21 18:55:50,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:50" (1/1) ... [2023-11-21 18:55:50,135 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:50" (1/1) ... [2023-11-21 18:55:50,135 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:50" (1/1) ... [2023-11-21 18:55:50,142 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:50" (1/1) ... [2023-11-21 18:55:50,144 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:50" (1/1) ... [2023-11-21 18:55:50,146 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:50" (1/1) ... [2023-11-21 18:55:50,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:50" (1/1) ... [2023-11-21 18:55:50,150 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:55:50,151 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:55:50,152 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:55:50,152 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:55:50,153 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:50" (1/1) ... [2023-11-21 18:55:50,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:50,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:55:50,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:55:50,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:55:50,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:55:50,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:55:50,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:55:50,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:55:50,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:55:50,230 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:55:50,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:55:50,231 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:55:50,231 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:55:50,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:55:50,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:55:50,385 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:55:50,387 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:55:50,511 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:55:50,551 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:55:50,552 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:55:50,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:50 BoogieIcfgContainer [2023-11-21 18:55:50,554 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:55:50,554 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:55:50,555 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:55:50,567 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:55:50,567 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:50" (1/1) ... [2023-11-21 18:55:50,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:55:50,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:50,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:55:50,655 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:55:50,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:55:50,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:50,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:50,927 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 18:55:50,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:50,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:55:50,947 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:55:50,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:55:50,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:50,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:01,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-21 18:56:01,072 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:56:01,076 INFO L158 Benchmark]: Toolchain (without parser) took 13553.47ms. Allocated memory is still 151.0MB. Free memory was 102.7MB in the beginning and 78.7MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:56:01,076 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory was 81.1MB in the beginning and 81.0MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:56:01,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2508.31ms. Allocated memory is still 151.0MB. Free memory was 102.2MB in the beginning and 61.2MB in the end (delta: 41.0MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2023-11-21 18:56:01,078 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.30ms. Allocated memory is still 151.0MB. Free memory was 61.2MB in the beginning and 116.7MB in the end (delta: -55.5MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2023-11-21 18:56:01,078 INFO L158 Benchmark]: Boogie Preprocessor took 29.97ms. Allocated memory is still 151.0MB. Free memory was 115.6MB in the beginning and 114.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:56:01,079 INFO L158 Benchmark]: RCFGBuilder took 402.32ms. Allocated memory is still 151.0MB. Free memory was 114.6MB in the beginning and 99.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:56:01,080 INFO L158 Benchmark]: CodeCheck took 10519.78ms. Allocated memory is still 151.0MB. Free memory was 99.9MB in the beginning and 78.7MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:56:01,083 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory was 81.1MB in the beginning and 81.0MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2508.31ms. Allocated memory is still 151.0MB. Free memory was 102.2MB in the beginning and 61.2MB in the end (delta: 41.0MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.30ms. Allocated memory is still 151.0MB. Free memory was 61.2MB in the beginning and 116.7MB in the end (delta: -55.5MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.97ms. Allocated memory is still 151.0MB. Free memory was 115.6MB in the beginning and 114.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 402.32ms. Allocated memory is still 151.0MB. Free memory was 114.6MB in the beginning and 99.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 10519.78ms. Allocated memory is still 151.0MB. Free memory was 99.9MB in the beginning and 78.7MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:56:01,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/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_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/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_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/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 cc3cac913eebfbf1ec962c79263afc7e83638e459868375e1d7af0027b085bdf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:56:03,754 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:56:03,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:56:03,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:56:03,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:56:03,955 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:56:03,956 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:56:03,957 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:56:03,957 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:56:03,962 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:56:03,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:56:03,963 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:56:03,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:56:03,966 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:56:03,966 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:56:03,966 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:56:03,967 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:56:03,967 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:56:03,968 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:56:03,969 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:56:03,969 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:56:03,970 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:56:03,971 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:56:03,971 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:56:03,972 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:56:03,972 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:56:03,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:56:03,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:56:03,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:56:03,974 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:56:03,975 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:56:03,976 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:56:03,976 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:56:03,976 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:56:03,977 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:56:03,977 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:56:03,977 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_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc3cac913eebfbf1ec962c79263afc7e83638e459868375e1d7af0027b085bdf [2023-11-21 18:56:04,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:56:04,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:56:04,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:56:04,429 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:56:04,430 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:56:04,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_65_bad.i [2023-11-21 18:56:07,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:56:08,330 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:56:08,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_65_bad.i [2023-11-21 18:56:08,377 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/data/ef47ab949/4033ebabc0854b32b818febebd4f5e07/FLAGbf61c603a [2023-11-21 18:56:08,404 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/data/ef47ab949/4033ebabc0854b32b818febebd4f5e07 [2023-11-21 18:56:08,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:56:08,416 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:56:08,420 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:56:08,422 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:56:08,428 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:56:08,429 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:56:08" (1/1) ... [2023-11-21 18:56:08,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ec232ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:08, skipping insertion in model container [2023-11-21 18:56:08,430 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:56:08" (1/1) ... [2023-11-21 18:56:08,543 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:56:09,258 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:56:10,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:56:10,924 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:56:10,952 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:56:11,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:56:11,317 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:56:11,317 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:56:11,317 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:56:11,317 WARN L675 CHandler]: The function funcPtr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:56:11,318 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:56:11,318 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:56:11,326 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:56:11,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:11 WrapperNode [2023-11-21 18:56:11,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:56:11,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:56:11,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:56:11,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:56:11,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:11" (1/1) ... [2023-11-21 18:56:11,385 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:11" (1/1) ... [2023-11-21 18:56:11,418 INFO L138 Inliner]: procedures = 944, calls = 63, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 48 [2023-11-21 18:56:11,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:56:11,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:56:11,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:56:11,420 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:56:11,443 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:11" (1/1) ... [2023-11-21 18:56:11,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:11" (1/1) ... [2023-11-21 18:56:11,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:11" (1/1) ... [2023-11-21 18:56:11,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:11" (1/1) ... [2023-11-21 18:56:11,472 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:11" (1/1) ... [2023-11-21 18:56:11,474 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:11" (1/1) ... [2023-11-21 18:56:11,478 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:11" (1/1) ... [2023-11-21 18:56:11,480 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:11" (1/1) ... [2023-11-21 18:56:11,486 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:56:11,487 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:56:11,487 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:56:11,487 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:56:11,488 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:56:11" (1/1) ... [2023-11-21 18:56:11,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:56:11,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:56:11,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:56:11,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:56:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:56:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:56:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:56:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:56:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:56:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:56:11,586 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:56:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:56:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:56:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:56:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:56:11,895 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:56:11,898 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:56:14,003 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:56:14,055 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:56:14,056 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:56:14,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:56:14 BoogieIcfgContainer [2023-11-21 18:56:14,058 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:56:14,059 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:56:14,060 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:56:14,072 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:56:14,073 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:56:14" (1/1) ... [2023-11-21 18:56:14,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:56:14,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:14,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:56:14,150 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:56:14,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:56:14,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:14,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:56:14,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:56:14,159 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:56:14,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04f4be71-7d21-4a42-af6d-cba0efcdf8a4/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process