./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/cut-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash acfe637d8173d077e02b78ce91ba4a7c6687b6a4bde786279a65675146edec40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:35:48,809 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:35:48,896 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 20:35:48,902 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:35:48,903 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:35:48,964 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:35:48,966 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:35:48,967 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:35:48,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:35:48,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:35:48,975 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:35:48,977 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:35:48,977 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:35:48,980 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:35:48,980 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:35:48,988 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:35:48,988 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:35:48,989 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:35:48,989 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:35:48,990 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:35:48,990 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:35:48,991 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:35:48,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:35:48,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:35:48,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:35:48,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:35:48,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:35:48,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:35:48,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:35:48,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:35:48,998 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:35:48,998 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:35:48,998 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:35:48,999 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:35:48,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:48,999 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:35:49,000 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:35:49,001 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:35:49,002 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:35:49,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:35:49,002 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:35:49,003 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:35:49,003 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:35:49,003 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:35:49,004 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acfe637d8173d077e02b78ce91ba4a7c6687b6a4bde786279a65675146edec40 [2023-11-23 20:35:49,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:35:49,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:35:49,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:35:49,438 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:35:49,439 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:35:49,440 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/busybox-1.22.0/cut-3.i [2023-11-23 20:35:52,898 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:35:53,448 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:35:53,448 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/sv-benchmarks/c/busybox-1.22.0/cut-3.i [2023-11-23 20:35:53,496 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/data/3bcdef780/5fa8c00a68a44c7487a2d83abc5c8fc5/FLAG9ddedc6c5 [2023-11-23 20:35:53,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/data/3bcdef780/5fa8c00a68a44c7487a2d83abc5c8fc5 [2023-11-23 20:35:53,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:35:53,525 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:35:53,529 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:53,529 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:35:53,535 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:35:53,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:53" (1/1) ... [2023-11-23 20:35:53,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6476ce75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:53, skipping insertion in model container [2023-11-23 20:35:53,538 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:53" (1/1) ... [2023-11-23 20:35:53,655 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:35:55,210 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/sv-benchmarks/c/busybox-1.22.0/cut-3.i[94733,94746] [2023-11-23 20:35:55,215 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/sv-benchmarks/c/busybox-1.22.0/cut-3.i[94800,94813] [2023-11-23 20:35:55,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:55,517 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:35:55,654 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/sv-benchmarks/c/busybox-1.22.0/cut-3.i[94733,94746] [2023-11-23 20:35:55,656 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/sv-benchmarks/c/busybox-1.22.0/cut-3.i[94800,94813] [2023-11-23 20:35:55,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:56,057 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:35:56,058 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:35:56,058 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:35:56,058 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:35:56,059 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:35:56,059 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:35:56,059 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:35:56,059 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:35:56,060 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:35:56,060 WARN L675 CHandler]: The function strtok is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:35:56,060 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:35:56,070 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:35:56,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56 WrapperNode [2023-11-23 20:35:56,071 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:56,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:56,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:35:56,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:35:56,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,183 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,343 INFO L138 Inliner]: procedures = 581, calls = 573, calls flagged for inlining = 30, calls inlined = 28, statements flattened = 2106 [2023-11-23 20:35:56,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:56,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:35:56,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:35:56,353 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:35:56,365 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,423 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,424 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,576 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,595 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,626 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,678 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:35:56,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:35:56,685 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:35:56,685 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:35:56,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:56,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:35:56,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:35:56,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:35:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-23 20:35:56,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-23 20:35:56,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-23 20:35:56,777 INFO L130 BoogieDeclarations]: Found specification of procedure xatoi_positive [2023-11-23 20:35:56,778 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoi_positive [2023-11-23 20:35:56,778 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-23 20:35:56,779 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-23 20:35:56,779 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:35:56,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:35:56,779 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-23 20:35:56,780 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-23 20:35:56,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:35:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 20:35:56,782 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 20:35:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-23 20:35:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:35:56,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:35:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:35:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-23 20:35:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:35:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:35:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:35:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:35:56,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:35:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:35:56,787 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:35:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 20:35:56,788 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 20:35:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:35:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:35:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2023-11-23 20:35:56,789 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2023-11-23 20:35:56,789 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 20:35:56,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:35:56,789 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:35:56,789 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:35:56,790 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:35:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:35:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:35:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-23 20:35:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:35:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-23 20:35:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:35:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-11-23 20:35:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2023-11-23 20:35:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 20:35:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:35:56,793 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:35:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:35:57,488 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:35:57,491 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:35:59,724 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:36:00,748 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:36:00,749 INFO L309 CfgBuilder]: Removed 35 assume(true) statements. [2023-11-23 20:36:00,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:00 BoogieIcfgContainer [2023-11-23 20:36:00,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:36:00,756 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:36:00,756 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:36:00,760 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:36:00,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:35:53" (1/3) ... [2023-11-23 20:36:00,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d41e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:36:00, skipping insertion in model container [2023-11-23 20:36:00,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56" (2/3) ... [2023-11-23 20:36:00,764 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d41e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:36:00, skipping insertion in model container [2023-11-23 20:36:00,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:00" (3/3) ... [2023-11-23 20:36:00,766 INFO L112 eAbstractionObserver]: Analyzing ICFG cut-3.i [2023-11-23 20:36:00,790 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:36:00,790 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-23 20:36:00,793 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45d41e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:36:00, skipping insertion in model container [2023-11-23 20:36:00,793 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:36:00,795 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:36:00,795 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:36:00,795 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:36:00,796 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:00" (3/3) ... [2023-11-23 20:36:00,800 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:36:00,805 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bb_error_msg_and_die [2023-11-23 20:36:00,805 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_realloc [2023-11-23 20:36:00,805 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-23 20:36:00,806 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure xmalloc [2023-11-23 20:36:00,807 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure xzalloc [2023-11-23 20:36:00,807 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure xatoi_positive [2023-11-23 20:36:00,807 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bb_verror_msg [2023-11-23 20:36:00,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure strsep [2023-11-23 20:36:00,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 20:36:00,808 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_strcpy [2023-11-23 20:36:00,809 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure xrealloc [2023-11-23 20:36:00,860 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 260 nodes and edges [2023-11-23 20:36:00,867 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 65 nodes and edges [2023-11-23 20:36:00,873 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-23 20:36:00,880 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-23 20:36:00,887 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 20:36:00,893 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:36:01,314 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 20:36:01,315 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 20:36:01,315 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:36:01,317 INFO L158 Benchmark]: Toolchain (without parser) took 7790.88ms. Allocated memory was 159.4MB in the beginning and 299.9MB in the end (delta: 140.5MB). Free memory was 112.4MB in the beginning and 171.1MB in the end (delta: -58.8MB). Peak memory consumption was 83.4MB. Max. memory is 16.1GB. [2023-11-23 20:36:01,318 INFO L158 Benchmark]: CDTParser took 1.44ms. Allocated memory is still 159.4MB. Free memory is still 123.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:36:01,319 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2542.60ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 112.4MB in the beginning and 144.6MB in the end (delta: -32.3MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. [2023-11-23 20:36:01,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 278.03ms. Allocated memory is still 220.2MB. Free memory was 144.6MB in the beginning and 131.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:36:01,320 INFO L158 Benchmark]: Boogie Preprocessor took 327.24ms. Allocated memory is still 220.2MB. Free memory was 131.0MB in the beginning and 117.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:36:01,320 INFO L158 Benchmark]: RCFGBuilder took 4067.63ms. Allocated memory was 220.2MB in the beginning and 299.9MB in the end (delta: 79.7MB). Free memory was 117.4MB in the beginning and 208.9MB in the end (delta: -91.5MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2023-11-23 20:36:01,321 INFO L158 Benchmark]: TraceAbstraction took 37.64ms. Allocated memory is still 299.9MB. Free memory was 207.8MB in the beginning and 205.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:36:01,321 INFO L158 Benchmark]: Witness Printer took 520.05ms. Allocated memory is still 299.9MB. Free memory was 205.7MB in the beginning and 171.1MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-23 20:36:01,324 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44ms. Allocated memory is still 159.4MB. Free memory is still 123.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2542.60ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 112.4MB in the beginning and 144.6MB in the end (delta: -32.3MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 278.03ms. Allocated memory is still 220.2MB. Free memory was 144.6MB in the beginning and 131.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 327.24ms. Allocated memory is still 220.2MB. Free memory was 131.0MB in the beginning and 117.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 4067.63ms. Allocated memory was 220.2MB in the beginning and 299.9MB in the end (delta: 79.7MB). Free memory was 117.4MB in the beginning and 208.9MB in the end (delta: -91.5MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. * TraceAbstraction took 37.64ms. Allocated memory is still 299.9MB. Free memory was 207.8MB in the beginning and 205.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 520.05ms. Allocated memory is still 299.9MB. Free memory was 205.7MB in the beginning and 171.1MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-23 20:36:01,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7991c62-3a37-456c-aea1-3eab6c7a7f4b/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE