./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9 --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 f24787105d7f1661a683a0cbb46c5eb505a6884321e50a0ea7f34009c86ff589 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:42:27,848 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:42:27,911 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 22:42:27,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:42:27,916 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:42:27,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:42:27,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:42:27,938 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:42:27,939 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:42:27,939 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:42:27,940 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:42:27,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:42:27,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:42:27,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:42:27,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:42:27,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:42:27,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:42:27,943 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:42:27,944 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:42:27,944 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:42:27,944 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:42:27,945 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:42:27,945 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:42:27,946 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:42:27,946 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:42:27,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:42:27,947 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:42:27,947 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:42:27,948 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:42:27,948 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:42:27,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:42:27,949 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:42:27,949 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_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f24787105d7f1661a683a0cbb46c5eb505a6884321e50a0ea7f34009c86ff589 [2023-12-02 22:42:28,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:42:28,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:42:28,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:42:28,199 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:42:28,200 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:42:28,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_bad.i [2023-12-02 22:42:33,052 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:42:33,364 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:42:33,365 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_bad.i [2023-12-02 22:42:33,390 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/data/a1ca75a06/0325ddd5159049c2acdf331ac0f8c415/FLAGab05ec5f3 [2023-12-02 22:42:33,607 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/data/a1ca75a06/0325ddd5159049c2acdf331ac0f8c415 [2023-12-02 22:42:33,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:42:33,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:42:33,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:42:33,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:42:33,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:42:33,617 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:33,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5db4bef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:33, skipping insertion in model container [2023-12-02 22:42:33,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:42:33" (1/1) ... [2023-12-02 22:42:33,683 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:42:34,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:42:34,816 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:42:34,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:42:35,234 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:42:35,234 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:42:35,234 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:42:35,234 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:42:35,240 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:42:35,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:35 WrapperNode [2023-12-02 22:42:35,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:42:35,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:42:35,241 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:42:35,241 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:42:35,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:35" (1/1) ... [2023-12-02 22:42:35,273 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:35" (1/1) ... [2023-12-02 22:42:35,301 INFO L138 Inliner]: procedures = 936, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2023-12-02 22:42:35,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:42:35,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:42:35,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:42:35,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:42:35,309 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:35" (1/1) ... [2023-12-02 22:42:35,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:35" (1/1) ... [2023-12-02 22:42:35,312 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:35" (1/1) ... [2023-12-02 22:42:35,312 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:35" (1/1) ... [2023-12-02 22:42:35,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:35" (1/1) ... [2023-12-02 22:42:35,318 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:35" (1/1) ... [2023-12-02 22:42:35,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:35" (1/1) ... [2023-12-02 22:42:35,321 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:35" (1/1) ... [2023-12-02 22:42:35,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:42:35,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:42:35,324 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:42:35,324 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:42:35,324 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:35" (1/1) ... [2023-12-02 22:42:35,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:42:35,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:42:35,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:42:35,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:42:35,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:42:35,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:42:35,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:42:35,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:42:35,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:42:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 22:42:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:42:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 22:42:35,384 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 22:42:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:42:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:42:35,515 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:42:35,517 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:42:35,618 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:42:35,667 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:42:35,667 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 22:42:35,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:35 BoogieIcfgContainer [2023-12-02 22:42:35,669 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:42:35,670 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:42:35,670 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:42:35,679 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:42:35,679 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:35" (1/1) ... [2023-12-02 22:42:35,686 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:42:35,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:35,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-02 22:42:35,733 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-02 22:42:35,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:42:35,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:35,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:35,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:35,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:42:35,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:35,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-12-02 22:42:35,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:36,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:36,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-02 22:42:36,036 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-02 22:42:36,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:42:36,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:36,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:42:36,113 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:42:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:42:36,155 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 22:42:36,175 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet187 [2023-12-02 22:42:36,178 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem184 could not be translated [2023-12-02 22:42:36,178 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem185 could not be translated [2023-12-02 22:42:36,178 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem185 could not be translated [2023-12-02 22:42:36,179 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem184 could not be translated [2023-12-02 22:42:36,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:42:36 ImpRootNode [2023-12-02 22:42:36,182 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:42:36,183 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:42:36,183 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:42:36,183 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:42:36,184 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:35" (3/4) ... [2023-12-02 22:42:36,185 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 22:42:36,186 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:42:36,187 INFO L158 Benchmark]: Toolchain (without parser) took 2575.68ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 75.0MB in the beginning and 116.0MB in the end (delta: -41.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:42:36,187 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 90.2MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 125.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:42:36,188 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1628.53ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 75.0MB in the beginning and 101.6MB in the end (delta: -26.6MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2023-12-02 22:42:36,189 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.11ms. Allocated memory is still 163.6MB. Free memory was 101.6MB in the beginning and 97.3MB in the end (delta: 4.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 22:42:36,189 INFO L158 Benchmark]: Boogie Preprocessor took 21.26ms. Allocated memory is still 163.6MB. Free memory was 97.3MB in the beginning and 96.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:42:36,190 INFO L158 Benchmark]: RCFGBuilder took 345.52ms. Allocated memory is still 163.6MB. Free memory was 96.2MB in the beginning and 80.6MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 22:42:36,190 INFO L158 Benchmark]: CodeCheck took 512.61ms. Allocated memory is still 163.6MB. Free memory was 80.6MB in the beginning and 117.1MB in the end (delta: -36.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:42:36,191 INFO L158 Benchmark]: Witness Printer took 3.09ms. Allocated memory is still 163.6MB. Free memory is still 116.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:42:36,194 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 3 NumberOfNonLiveVariables, 104 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1842]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1849. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1849] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1849] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=14, argc=14, argv={16:18}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1850] CALL CWE190_Integer_Overflow__int_fscanf_square_18_bad() [L1834] int data; [L1835] data = 0 [L1842] EXPR \read(data) [L1842] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={4:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1842] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={4:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 90.2MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 125.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1628.53ms. Allocated memory was 127.9MB in the beginning and 163.6MB in the end (delta: 35.7MB). Free memory was 75.0MB in the beginning and 101.6MB in the end (delta: -26.6MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.11ms. Allocated memory is still 163.6MB. Free memory was 101.6MB in the beginning and 97.3MB in the end (delta: 4.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.26ms. Allocated memory is still 163.6MB. Free memory was 97.3MB in the beginning and 96.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 345.52ms. Allocated memory is still 163.6MB. Free memory was 96.2MB in the beginning and 80.6MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 512.61ms. Allocated memory is still 163.6MB. Free memory was 80.6MB in the beginning and 117.1MB in the end (delta: -36.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.09ms. Allocated memory is still 163.6MB. Free memory is still 116.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet187 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem184 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem185 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem185 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem184 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 22:42:36,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9 --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 f24787105d7f1661a683a0cbb46c5eb505a6884321e50a0ea7f34009c86ff589 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:42:38,134 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:42:38,212 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-02 22:42:38,243 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:42:38,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:42:38,244 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:42:38,245 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:42:38,245 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:42:38,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:42:38,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:42:38,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:42:38,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:42:38,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:42:38,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:42:38,249 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:42:38,250 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:42:38,250 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:42:38,251 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:42:38,251 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:42:38,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:42:38,252 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:42:38,253 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:42:38,253 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:42:38,254 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:42:38,254 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:42:38,255 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:42:38,255 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:42:38,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:42:38,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:42:38,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:42:38,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:42:38,257 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:42:38,258 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:42:38,258 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:42:38,258 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:42:38,258 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:42:38,259 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_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f24787105d7f1661a683a0cbb46c5eb505a6884321e50a0ea7f34009c86ff589 [2023-12-02 22:42:38,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:42:38,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:42:38,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:42:38,564 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:42:38,564 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:42:38,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_bad.i [2023-12-02 22:42:41,349 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:42:41,696 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:42:41,696 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_18_bad.i [2023-12-02 22:42:41,718 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/data/cd076c166/ad6bd156b3a54f019e78f6455e430b7c/FLAG37f8e8f67 [2023-12-02 22:42:41,732 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/data/cd076c166/ad6bd156b3a54f019e78f6455e430b7c [2023-12-02 22:42:41,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:42:41,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:42:41,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:42:41,736 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:42:41,740 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:42:41,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:42:41" (1/1) ... [2023-12-02 22:42:41,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78fac4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:41, skipping insertion in model container [2023-12-02 22:42:41,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:42:41" (1/1) ... [2023-12-02 22:42:41,801 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:42:43,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:42:43,235 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:42:43,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:42:43,628 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:42:43,628 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:42:43,628 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:42:43,628 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:42:43,634 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:42:43,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:43 WrapperNode [2023-12-02 22:42:43,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:42:43,635 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:42:43,635 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:42:43,635 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:42:43,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:43" (1/1) ... [2023-12-02 22:42:43,678 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:43" (1/1) ... [2023-12-02 22:42:43,708 INFO L138 Inliner]: procedures = 941, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2023-12-02 22:42:43,709 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:42:43,710 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:42:43,710 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:42:43,710 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:42:43,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:43" (1/1) ... [2023-12-02 22:42:43,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:43" (1/1) ... [2023-12-02 22:42:43,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:43" (1/1) ... [2023-12-02 22:42:43,721 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:43" (1/1) ... [2023-12-02 22:42:43,729 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:43" (1/1) ... [2023-12-02 22:42:43,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:43" (1/1) ... [2023-12-02 22:42:43,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:43" (1/1) ... [2023-12-02 22:42:43,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:43" (1/1) ... [2023-12-02 22:42:43,738 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:42:43,739 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:42:43,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:42:43,739 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:42:43,740 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:43" (1/1) ... [2023-12-02 22:42:43,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:42:43,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:42:43,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:42:43,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:42:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:42:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:42:43,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:42:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:42:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 22:42:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 22:42:43,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 22:42:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:42:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:42:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 22:42:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 22:42:43,957 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:42:43,959 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:42:44,391 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:42:44,443 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:42:44,444 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 22:42:44,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:44 BoogieIcfgContainer [2023-12-02 22:42:44,445 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:42:44,446 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:42:44,446 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:42:44,453 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:42:44,453 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:44" (1/1) ... [2023-12-02 22:42:44,462 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:42:44,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:44,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-02 22:42:44,505 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-02 22:42:44,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:42:44,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:44,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:42:44,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:42:44,510 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:42:44,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd673931-7717-49df-a28b-106de28ebda8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process