./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a67dfe12a06fcc3adbf0bdb1b0af5b35df847c39990a2d3b73030372bad85c3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:41,029 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:41,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:53:41,185 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:53:41,186 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:53:41,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:41,230 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:53:41,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:53:41,232 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:41,237 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:41,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:41,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:53:41,239 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:41,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:41,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:53:41,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:41,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:53:41,243 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:53:41,244 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:41,245 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:53:41,245 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:41,246 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:41,246 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:41,247 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:41,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:41,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:41,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:41,250 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:41,250 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:53:41,251 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:53:41,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:53:41,253 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:53:41,253 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_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a67dfe12a06fcc3adbf0bdb1b0af5b35df847c39990a2d3b73030372bad85c3d [2023-11-19 02:53:41,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:41,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:41,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:41,641 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:41,642 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:41,644 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_bad.i [2023-11-19 02:53:44,841 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:45,359 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:45,361 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_bad.i [2023-11-19 02:53:45,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/data/1402da0da/2cc9b84cea034ff79bd65c72ba78dd5e/FLAG2a3743727 [2023-11-19 02:53:45,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/data/1402da0da/2cc9b84cea034ff79bd65c72ba78dd5e [2023-11-19 02:53:45,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:45,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:45,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:45,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:45,458 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:45,461 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:45" (1/1) ... [2023-11-19 02:53:45,463 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d5fc642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:45, skipping insertion in model container [2023-11-19 02:53:45,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:45" (1/1) ... [2023-11-19 02:53:45,572 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:46,051 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:53:47,612 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:47,634 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:47,674 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:53:47,784 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:48,228 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:48,228 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:48,228 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:48,229 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:48,229 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:48,229 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:48,236 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:48,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:48 WrapperNode [2023-11-19 02:53:48,237 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:48,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:48,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:48,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:48,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:48" (1/1) ... [2023-11-19 02:53:48,284 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:48" (1/1) ... [2023-11-19 02:53:48,323 INFO L138 Inliner]: procedures = 938, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2023-11-19 02:53:48,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:48,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:48,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:48,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:48,336 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:48" (1/1) ... [2023-11-19 02:53:48,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:48" (1/1) ... [2023-11-19 02:53:48,341 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:48" (1/1) ... [2023-11-19 02:53:48,341 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:48" (1/1) ... [2023-11-19 02:53:48,349 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:48" (1/1) ... [2023-11-19 02:53:48,351 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:48" (1/1) ... [2023-11-19 02:53:48,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:48" (1/1) ... [2023-11-19 02:53:48,355 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:48" (1/1) ... [2023-11-19 02:53:48,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:48,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:48,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:48,360 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:48,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:48" (1/1) ... [2023-11-19 02:53:48,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:48,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:48,397 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:48,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:53:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:48,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:53:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:53:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:53:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-19 02:53:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:53:48,437 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:53:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:53:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 02:53:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:53:48,637 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:48,639 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:48,808 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:48,843 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:48,843 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:53:48,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:48 BoogieIcfgContainer [2023-11-19 02:53:48,853 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:48,854 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:48,854 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:48,868 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:48,869 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:48" (1/1) ... [2023-11-19 02:53:48,882 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:53:48,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:48,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-19 02:53:48,964 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-19 02:53:49,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:53:49,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:49,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:49,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:49,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:49,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-19 02:53:49,396 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-19 02:53:49,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:53:49,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:49,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:59,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 02:53:59,546 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) [2023-11-19 02:53:59,550 INFO L158 Benchmark]: Toolchain (without parser) took 14103.96ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 69.4MB in the beginning and 128.3MB in the end (delta: -58.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:59,550 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:59,551 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2785.02ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 69.2MB in the beginning and 102.7MB in the end (delta: -33.5MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2023-11-19 02:53:59,552 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.63ms. Allocated memory is still 188.7MB. Free memory was 102.7MB in the beginning and 98.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:53:59,553 INFO L158 Benchmark]: Boogie Preprocessor took 34.16ms. Allocated memory is still 188.7MB. Free memory was 98.5MB in the beginning and 97.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:59,554 INFO L158 Benchmark]: RCFGBuilder took 493.28ms. Allocated memory is still 188.7MB. Free memory was 97.5MB in the beginning and 80.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:53:59,555 INFO L158 Benchmark]: CodeCheck took 10694.44ms. Allocated memory is still 188.7MB. Free memory was 80.7MB in the beginning and 128.3MB in the end (delta: -47.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:59,559 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 0.35ms. Allocated memory is still 138.4MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2785.02ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 69.2MB in the beginning and 102.7MB in the end (delta: -33.5MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.63ms. Allocated memory is still 188.7MB. Free memory was 102.7MB in the beginning and 98.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.16ms. Allocated memory is still 188.7MB. Free memory was 98.5MB in the beginning and 97.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.28ms. Allocated memory is still 188.7MB. Free memory was 97.5MB in the beginning and 80.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 10694.44ms. Allocated memory is still 188.7MB. Free memory was 80.7MB in the beginning and 128.3MB in the end (delta: -47.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:53:59,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/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_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a67dfe12a06fcc3adbf0bdb1b0af5b35df847c39990a2d3b73030372bad85c3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:02,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:02,774 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 02:54:02,834 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:02,835 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:54:02,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:54:02,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:02,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:02,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:02,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:54:02,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:02,846 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:54:02,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:02,849 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:54:02,849 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:54:02,850 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:54:02,850 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:54:02,851 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:54:02,851 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:54:02,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:54:02,853 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:02,855 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:02,855 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:02,856 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:02,856 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:02,857 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:54:02,857 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:02,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:02,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:02,859 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:02,861 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:54:02,861 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:54:02,862 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:02,862 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:54:02,863 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:54:02,863 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:54:02,863 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_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a67dfe12a06fcc3adbf0bdb1b0af5b35df847c39990a2d3b73030372bad85c3d [2023-11-19 02:54:03,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:03,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:03,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:03,418 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:03,419 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:03,420 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_bad.i [2023-11-19 02:54:06,809 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:07,386 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:07,387 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_bad.i [2023-11-19 02:54:07,417 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/data/871a5d9b7/6d87be48c8334bfab0fc18e64be6e3fc/FLAGa3c780541 [2023-11-19 02:54:07,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/data/871a5d9b7/6d87be48c8334bfab0fc18e64be6e3fc [2023-11-19 02:54:07,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:07,450 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:07,454 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:07,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:07,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:07,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:07" (1/1) ... [2023-11-19 02:54:07,463 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb1c742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:07, skipping insertion in model container [2023-11-19 02:54:07,463 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:07" (1/1) ... [2023-11-19 02:54:07,571 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:08,183 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:54:09,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:09,524 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:09,564 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:54:09,661 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:10,037 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:10,038 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:10,038 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:10,038 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:10,039 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:10,039 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:10,047 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:10,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:10 WrapperNode [2023-11-19 02:54:10,048 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:10,049 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:10,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:10,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:10,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:10" (1/1) ... [2023-11-19 02:54:10,108 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:10" (1/1) ... [2023-11-19 02:54:10,144 INFO L138 Inliner]: procedures = 943, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2023-11-19 02:54:10,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:10,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:10,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:10,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:10,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:10" (1/1) ... [2023-11-19 02:54:10,162 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:10" (1/1) ... [2023-11-19 02:54:10,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:10" (1/1) ... [2023-11-19 02:54:10,177 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:10" (1/1) ... [2023-11-19 02:54:10,187 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:10" (1/1) ... [2023-11-19 02:54:10,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:10" (1/1) ... [2023-11-19 02:54:10,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:10" (1/1) ... [2023-11-19 02:54:10,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:10" (1/1) ... [2023-11-19 02:54:10,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:10,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:10,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:10,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:10,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:10" (1/1) ... [2023-11-19 02:54:10,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:10,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:10,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:10,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:54:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-19 02:54:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-19 02:54:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:54:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:54:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:54:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:54:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:54:10,498 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:10,501 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:13,074 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:13,119 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:13,119 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:54:13,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:13 BoogieIcfgContainer [2023-11-19 02:54:13,124 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:13,126 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:13,126 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:13,137 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:13,138 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:13" (1/1) ... [2023-11-19 02:54:13,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:54:13,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:13,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-19 02:54:13,212 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-19 02:54:13,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:54:13,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:13,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:13,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:54:13,224 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:54:13,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce44ec76-945a-4a40-a2a1-009fd1e7a595/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process