./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_15_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC --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 f7311b235f40e8e15746c8a3f8d69ffcf13b2878f2e6de66c89e649574b2dc90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:23:36,020 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:23:36,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:23:36,104 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:23:36,105 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:23:36,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:23:36,130 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:23:36,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:23:36,131 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:23:36,132 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:23:36,133 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:23:36,133 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:23:36,134 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:23:36,135 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:23:36,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:23:36,136 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:23:36,136 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:23:36,137 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:23:36,137 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:23:36,138 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:23:36,139 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:23:36,140 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:23:36,140 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:23:36,141 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:23:36,142 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:23:36,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:36,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:23:36,143 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:23:36,144 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:23:36,144 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:23:36,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:23:36,145 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:23:36,146 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_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7311b235f40e8e15746c8a3f8d69ffcf13b2878f2e6de66c89e649574b2dc90 [2023-11-23 20:23:36,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:23:36,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:23:36,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:23:36,470 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:23:36,470 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:23:36,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_15_bad.i [2023-11-23 20:23:39,647 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:23:40,119 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:23:40,122 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_15_bad.i [2023-11-23 20:23:40,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/data/32b73c994/e8db6cddc8574f4bb8a7dbb25586575c/FLAG9b6d1c1c3 [2023-11-23 20:23:40,180 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/data/32b73c994/e8db6cddc8574f4bb8a7dbb25586575c [2023-11-23 20:23:40,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:23:40,187 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:23:40,191 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:40,192 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:23:40,196 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:23:40,199 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:40" (1/1) ... [2023-11-23 20:23:40,201 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a7b322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:40, skipping insertion in model container [2023-11-23 20:23:40,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:40" (1/1) ... [2023-11-23 20:23:40,294 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:23:40,801 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:23:42,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:42,233 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:23:42,270 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:23:42,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:42,721 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:42,722 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:42,722 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:42,722 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:42,722 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:42,731 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:23:42,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:42 WrapperNode [2023-11-23 20:23:42,731 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:42,733 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:42,733 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:23:42,733 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:23:42,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:42" (1/1) ... [2023-11-23 20:23:42,785 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:42" (1/1) ... [2023-11-23 20:23:42,818 INFO L138 Inliner]: procedures = 937, calls = 66, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2023-11-23 20:23:42,818 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:42,819 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:23:42,819 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:23:42,820 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:23:42,828 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:42" (1/1) ... [2023-11-23 20:23:42,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:42" (1/1) ... [2023-11-23 20:23:42,832 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:42" (1/1) ... [2023-11-23 20:23:42,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:42" (1/1) ... [2023-11-23 20:23:42,839 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:42" (1/1) ... [2023-11-23 20:23:42,841 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:42" (1/1) ... [2023-11-23 20:23:42,843 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:42" (1/1) ... [2023-11-23 20:23:42,845 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:42" (1/1) ... [2023-11-23 20:23:42,848 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:23:42,849 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:23:42,849 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:23:42,849 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:23:42,850 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:42" (1/1) ... [2023-11-23 20:23:42,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:42,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:23:42,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:23:42,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:23:42,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:23:42,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:23:42,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:23:42,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:23:42,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:23:42,937 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:23:42,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:23:42,937 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:23:42,937 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:23:42,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:23:42,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:23:43,108 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:23:43,109 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:23:43,247 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:23:43,291 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:23:43,291 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:23:43,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:43 BoogieIcfgContainer [2023-11-23 20:23:43,293 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:23:43,294 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:23:43,294 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:23:43,304 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:23:43,304 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:43" (1/1) ... [2023-11-23 20:23:43,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:23:43,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:43,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-23 20:23:43,370 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-23 20:23:43,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:23:43,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:43,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:43,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:23:43,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:43,781 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 [2023-11-23 20:23:43,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:43,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:43,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-11-23 20:23:43,851 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-23 20:23:43,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:23:43,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:43,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-23 20:23:53,980 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) [2023-11-23 20:23:53,983 INFO L158 Benchmark]: Toolchain (without parser) took 13795.14ms. Allocated memory was 172.0MB in the beginning and 213.9MB in the end (delta: 41.9MB). Free memory was 135.0MB in the beginning and 161.8MB in the end (delta: -26.9MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:53,984 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 67.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:53,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2540.49ms. Allocated memory is still 172.0MB. Free memory was 134.7MB in the beginning and 103.1MB in the end (delta: 31.6MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. [2023-11-23 20:23:53,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.93ms. Allocated memory is still 172.0MB. Free memory was 103.1MB in the beginning and 99.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:53,986 INFO L158 Benchmark]: Boogie Preprocessor took 29.08ms. Allocated memory is still 172.0MB. Free memory was 99.8MB in the beginning and 98.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:53,987 INFO L158 Benchmark]: RCFGBuilder took 444.20ms. Allocated memory is still 172.0MB. Free memory was 98.0MB in the beginning and 83.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:23:53,988 INFO L158 Benchmark]: CodeCheck took 10687.96ms. Allocated memory was 172.0MB in the beginning and 213.9MB in the end (delta: 41.9MB). Free memory was 83.4MB in the beginning and 161.8MB in the end (delta: -78.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:53,991 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 0.33ms. Allocated memory is still 117.4MB. Free memory is still 67.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2540.49ms. Allocated memory is still 172.0MB. Free memory was 134.7MB in the beginning and 103.1MB in the end (delta: 31.6MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.93ms. Allocated memory is still 172.0MB. Free memory was 103.1MB in the beginning and 99.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.08ms. Allocated memory is still 172.0MB. Free memory was 99.8MB in the beginning and 98.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 444.20ms. Allocated memory is still 172.0MB. Free memory was 98.0MB in the beginning and 83.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 10687.96ms. Allocated memory was 172.0MB in the beginning and 213.9MB in the end (delta: 41.9MB). Free memory was 83.4MB in the beginning and 161.8MB in the end (delta: -78.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:23:54,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC --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 f7311b235f40e8e15746c8a3f8d69ffcf13b2878f2e6de66c89e649574b2dc90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:23:56,773 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:23:56,910 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 20:23:56,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:23:56,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:23:56,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:23:56,961 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:23:56,961 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:23:56,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:23:56,967 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:23:56,968 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:23:56,968 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:23:56,969 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:23:56,971 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:23:56,971 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:23:56,972 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:23:56,972 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:23:56,973 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:23:56,973 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:23:56,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:23:56,975 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:23:56,976 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:23:56,976 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:23:56,977 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:23:56,977 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:23:56,978 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:23:56,978 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:23:56,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:56,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:23:56,980 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:23:56,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:23:56,981 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:23:56,982 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:23:56,982 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:23:56,983 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:23:56,983 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:23:56,983 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_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7311b235f40e8e15746c8a3f8d69ffcf13b2878f2e6de66c89e649574b2dc90 [2023-11-23 20:23:57,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:23:57,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:23:57,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:23:57,441 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:23:57,443 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:23:57,444 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_15_bad.i [2023-11-23 20:24:00,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:24:01,434 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:24:01,434 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_15_bad.i [2023-11-23 20:24:01,470 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/data/0ca0fccb1/709dab71bbb9413086ed6775b7420430/FLAGb5947fae1 [2023-11-23 20:24:01,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/data/0ca0fccb1/709dab71bbb9413086ed6775b7420430 [2023-11-23 20:24:01,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:24:01,497 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:24:01,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:01,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:24:01,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:24:01,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:01" (1/1) ... [2023-11-23 20:24:01,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4712f588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:01, skipping insertion in model container [2023-11-23 20:24:01,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:01" (1/1) ... [2023-11-23 20:24:01,629 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:24:02,085 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:24:03,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:03,220 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:24:03,257 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:24:03,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:03,790 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:24:03,790 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:24:03,791 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:24:03,791 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:24:03,791 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:24:03,799 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:24:03,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:03 WrapperNode [2023-11-23 20:24:03,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:03,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:03,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:24:03,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:24:03,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:03" (1/1) ... [2023-11-23 20:24:03,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:03" (1/1) ... [2023-11-23 20:24:03,900 INFO L138 Inliner]: procedures = 942, calls = 66, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2023-11-23 20:24:03,900 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:03,901 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:24:03,901 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:24:03,902 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:24:03,912 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:03" (1/1) ... [2023-11-23 20:24:03,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:03" (1/1) ... [2023-11-23 20:24:03,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:03" (1/1) ... [2023-11-23 20:24:03,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:03" (1/1) ... [2023-11-23 20:24:03,930 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:03" (1/1) ... [2023-11-23 20:24:03,946 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:03" (1/1) ... [2023-11-23 20:24:03,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:03" (1/1) ... [2023-11-23 20:24:03,959 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:03" (1/1) ... [2023-11-23 20:24:03,965 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:24:03,966 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:24:03,966 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:24:03,967 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:24:03,968 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:03" (1/1) ... [2023-11-23 20:24:03,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:04,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:24:04,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:24:04,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:24:04,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:24:04,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:24:04,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:24:04,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:24:04,059 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:24:04,060 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:24:04,060 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:24:04,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:24:04,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:24:04,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:24:04,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:24:04,307 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:24:04,310 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:24:04,869 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:24:04,916 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:24:04,916 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:24:04,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:24:04 BoogieIcfgContainer [2023-11-23 20:24:04,918 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:24:04,919 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:24:04,920 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:24:04,931 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:24:04,931 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:24:04" (1/1) ... [2023-11-23 20:24:04,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:24:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:05,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-23 20:24:05,028 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-23 20:24:05,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:24:05,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:05,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:24:05,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:24:05,068 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:24:05,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b90c95-6243-4bac-befd-7c322b8adcd5/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process