./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_02_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c5d4255287348906a36c80c154b2a8692879e22ba0d7c95d249e360be9f15026 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:44:38,829 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:44:38,958 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:44:38,970 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:44:38,971 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:44:38,998 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:44:39,000 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:44:39,000 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:44:39,001 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:44:39,002 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:44:39,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:44:39,004 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:44:39,004 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:44:39,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:44:39,006 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:44:39,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:44:39,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:44:39,008 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:44:39,008 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:44:39,009 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:44:39,010 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:44:39,015 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:44:39,017 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:44:39,018 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:44:39,018 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:44:39,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:39,019 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:44:39,020 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:44:39,020 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:44:39,021 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:44:39,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:44:39,023 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:44:39,023 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_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5d4255287348906a36c80c154b2a8692879e22ba0d7c95d249e360be9f15026 [2023-11-21 18:44:39,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:44:39,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:44:39,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:44:39,490 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:44:39,491 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:44:39,492 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_02_bad.i [2023-11-21 18:44:43,047 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:44:43,669 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:44:43,670 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_02_bad.i [2023-11-21 18:44:43,716 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/data/e6e62d407/2aca14e98ec045ed8546a4621d35da80/FLAG74b9a5c86 [2023-11-21 18:44:43,743 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/data/e6e62d407/2aca14e98ec045ed8546a4621d35da80 [2023-11-21 18:44:43,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:44:43,754 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:44:43,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:43,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:44:43,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:44:43,767 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:43" (1/1) ... [2023-11-21 18:44:43,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2090b289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:43, skipping insertion in model container [2023-11-21 18:44:43,770 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:44:43" (1/1) ... [2023-11-21 18:44:43,879 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:44:44,575 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:44:46,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:46,307 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:44:46,334 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:44:46,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:44:46,932 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:46,933 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:46,933 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:46,934 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:46,934 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:44:46,943 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:44:46,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46 WrapperNode [2023-11-21 18:44:46,944 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:44:46,945 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:46,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:44:46,946 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:44:46,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:46,996 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:47,037 INFO L138 Inliner]: procedures = 937, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2023-11-21 18:44:47,038 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:44:47,039 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:44:47,040 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:44:47,040 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:44:47,053 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:47,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:47,059 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:47,059 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:47,086 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:47,089 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:47,091 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:47,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:47,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:44:47,115 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:44:47,115 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:44:47,115 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:44:47,116 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:44:46" (1/1) ... [2023-11-21 18:44:47,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:44:47,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:44:47,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:44:47,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:44:47,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:44:47,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:44:47,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:44:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:44:47,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:44:47,215 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:44:47,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:44:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:44:47,216 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:44:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:44:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:44:47,473 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:44:47,477 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:44:47,686 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:44:47,753 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:44:47,754 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:44:47,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:47 BoogieIcfgContainer [2023-11-21 18:44:47,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:44:47,757 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:44:47,757 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:44:47,771 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:44:47,771 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:44:47" (1/1) ... [2023-11-21 18:44:47,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:44:47,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:47,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-21 18:44:47,857 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-21 18:44:47,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:44:47,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:47,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:44:48,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:44:48,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:44:48,284 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 [2023-11-21 18:44:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:44:48,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:44:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2023-11-21 18:44:48,345 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2023-11-21 18:44:48,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:44:48,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:44:48,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:44:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-21 18:44:58,462 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:44:58,466 INFO L158 Benchmark]: Toolchain (without parser) took 14710.81ms. Allocated memory was 127.9MB in the beginning and 165.7MB in the end (delta: 37.7MB). Free memory was 87.1MB in the beginning and 118.6MB in the end (delta: -31.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-11-21 18:44:58,466 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 127.9MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:44:58,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3187.88ms. Allocated memory was 127.9MB in the beginning and 165.7MB in the end (delta: 37.7MB). Free memory was 86.7MB in the beginning and 108.4MB in the end (delta: -21.6MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2023-11-21 18:44:58,469 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.33ms. Allocated memory is still 165.7MB. Free memory was 108.4MB in the beginning and 104.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:44:58,470 INFO L158 Benchmark]: Boogie Preprocessor took 74.32ms. Allocated memory is still 165.7MB. Free memory was 104.2MB in the beginning and 103.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:44:58,471 INFO L158 Benchmark]: RCFGBuilder took 641.66ms. Allocated memory is still 165.7MB. Free memory was 102.2MB in the beginning and 87.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:44:58,472 INFO L158 Benchmark]: CodeCheck took 10707.08ms. Allocated memory is still 165.7MB. Free memory was 87.6MB in the beginning and 118.6MB in the end (delta: -31.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:44:58,479 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 0.44ms. Allocated memory is still 127.9MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3187.88ms. Allocated memory was 127.9MB in the beginning and 165.7MB in the end (delta: 37.7MB). Free memory was 86.7MB in the beginning and 108.4MB in the end (delta: -21.6MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.33ms. Allocated memory is still 165.7MB. Free memory was 108.4MB in the beginning and 104.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.32ms. Allocated memory is still 165.7MB. Free memory was 104.2MB in the beginning and 103.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 641.66ms. Allocated memory is still 165.7MB. Free memory was 102.2MB in the beginning and 87.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 10707.08ms. Allocated memory is still 165.7MB. Free memory was 87.6MB in the beginning and 118.6MB in the end (delta: -31.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:44:58,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c5d4255287348906a36c80c154b2a8692879e22ba0d7c95d249e360be9f15026 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:45:01,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:45:01,458 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:45:01,527 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:45:01,528 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:45:01,529 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:45:01,530 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:45:01,531 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:45:01,532 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:45:01,538 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:45:01,539 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:45:01,539 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:45:01,540 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:45:01,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:45:01,541 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:45:01,541 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:45:01,542 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:45:01,542 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:45:01,542 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:45:01,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:45:01,543 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:45:01,544 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:45:01,545 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:45:01,545 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:45:01,546 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:01,546 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:45:01,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:45:01,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:01,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:45:01,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:45:01,550 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:45:01,550 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:45:01,550 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:01,551 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:45:01,551 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:45:01,551 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:45:01,552 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_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5d4255287348906a36c80c154b2a8692879e22ba0d7c95d249e360be9f15026 [2023-11-21 18:45:01,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:45:01,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:45:01,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:45:01,976 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:45:01,987 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:45:01,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_02_bad.i [2023-11-21 18:45:05,314 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:45:05,877 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:45:05,878 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_02_bad.i [2023-11-21 18:45:05,910 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/data/9707959a9/139308670acd474d8f72986d67ce4279/FLAG6d4bbbd21 [2023-11-21 18:45:05,926 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/data/9707959a9/139308670acd474d8f72986d67ce4279 [2023-11-21 18:45:05,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:45:05,930 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:45:05,932 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:05,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:45:05,940 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:45:05,941 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:05" (1/1) ... [2023-11-21 18:45:05,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4567d535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:05, skipping insertion in model container [2023-11-21 18:45:05,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:45:05" (1/1) ... [2023-11-21 18:45:06,059 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:45:06,567 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:45:07,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:07,878 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:45:07,918 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:45:08,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:45:08,271 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:08,272 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:08,272 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:08,272 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:08,272 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:45:08,279 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:45:08,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08 WrapperNode [2023-11-21 18:45:08,280 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:45:08,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:08,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:45:08,281 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:45:08,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,336 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,369 INFO L138 Inliner]: procedures = 942, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2023-11-21 18:45:08,369 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:45:08,370 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:45:08,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:45:08,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:45:08,380 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,388 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,408 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,410 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,430 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,432 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,436 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:45:08,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:45:08,445 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:45:08,446 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:45:08,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:45:08" (1/1) ... [2023-11-21 18:45:08,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:45:08,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:45:08,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:45:08,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:45:08,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:45:08,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:45:08,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:45:08,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:45:08,528 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:45:08,528 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:45:08,528 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:45:08,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:45:08,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:45:08,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:45:08,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:45:08,718 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:45:08,721 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:45:09,070 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:45:09,127 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:45:09,127 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:45:09,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:09 BoogieIcfgContainer [2023-11-21 18:45:09,129 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:45:09,130 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:45:09,130 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:45:09,140 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:45:09,141 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:45:09" (1/1) ... [2023-11-21 18:45:09,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:45:09,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:45:09,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-21 18:45:09,236 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-21 18:45:09,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:45:09,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:45:09,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:45:09,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:45:09,249 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:45:09,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d205ca9-0737-4bba-b49f-fe5c4f60b980/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process