./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 23:03:02,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 23:03:02,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 23:03:03,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 23:03:03,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 23:03:03,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 23:03:03,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 23:03:03,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 23:03:03,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 23:03:03,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 23:03:03,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 23:03:03,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 23:03:03,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 23:03:03,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 23:03:03,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 23:03:03,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 23:03:03,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 23:03:03,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 23:03:03,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 23:03:03,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 23:03:03,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 23:03:03,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 23:03:03,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 23:03:03,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 23:03:03,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 23:03:03,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 23:03:03,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 23:03:03,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 23:03:03,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 23:03:03,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 23:03:03,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 23:03:03,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 23:03:03,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 23:03:03,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 23:03:03,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 23:03:03,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 23:03:03,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 23:03:03,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 23:03:03,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 23:03:03,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 23:03:03,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 23:03:03,139 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-02 23:03:03,190 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 23:03:03,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 23:03:03,192 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 23:03:03,192 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 23:03:03,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 23:03:03,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 23:03:03,194 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 23:03:03,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 23:03:03,195 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 23:03:03,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 23:03:03,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 23:03:03,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 23:03:03,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 23:03:03,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 23:03:03,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 23:03:03,199 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 23:03:03,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 23:03:03,199 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 23:03:03,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 23:03:03,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 23:03:03,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 23:03:03,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 23:03:03,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 23:03:03,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 23:03:03,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 23:03:03,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 23:03:03,202 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 23:03:03,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 23:03:03,202 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 23:03:03,205 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 23:03:03,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 23:03:03,205 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 23:03:03,206 INFO L138 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_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 345f2c82068eea48aca6314e15d35413af585b08222f0693277bcfbc8625f6ae [2021-11-02 23:03:03,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 23:03:03,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 23:03:03,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 23:03:03,572 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 23:03:03,573 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 23:03:03,574 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-11-02 23:03:03,675 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/data/cd23d31dd/92204e5aa6144a93943d02c830b8362d/FLAGb2857c54a [2021-11-02 23:03:04,576 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 23:03:04,577 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i [2021-11-02 23:03:04,629 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/data/cd23d31dd/92204e5aa6144a93943d02c830b8362d/FLAGb2857c54a [2021-11-02 23:03:05,074 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/data/cd23d31dd/92204e5aa6144a93943d02c830b8362d [2021-11-02 23:03:05,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 23:03:05,082 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 23:03:05,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 23:03:05,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 23:03:05,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 23:03:05,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:03:05" (1/1) ... [2021-11-02 23:03:05,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fffd85c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:05, skipping insertion in model container [2021-11-02 23:03:05,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:03:05" (1/1) ... [2021-11-02 23:03:05,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 23:03:05,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 23:03:05,491 WARN L228 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_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-11-02 23:03:06,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:03:07,045 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 23:03:07,060 WARN L228 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_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl.i[456,469] [2021-11-02 23:03:07,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:03:07,474 INFO L208 MainTranslator]: Completed translation [2021-11-02 23:03:07,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:07 WrapperNode [2021-11-02 23:03:07,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 23:03:07,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 23:03:07,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 23:03:07,477 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 23:03:07,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:07" (1/1) ... [2021-11-02 23:03:07,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:07" (1/1) ... [2021-11-02 23:03:07,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 23:03:07,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 23:03:07,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 23:03:07,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 23:03:07,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:07" (1/1) ... [2021-11-02 23:03:07,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:07" (1/1) ... [2021-11-02 23:03:07,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:07" (1/1) ... [2021-11-02 23:03:07,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:07" (1/1) ... [2021-11-02 23:03:07,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:07" (1/1) ... [2021-11-02 23:03:07,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:07" (1/1) ... [2021-11-02 23:03:07,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:07" (1/1) ... [2021-11-02 23:03:07,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 23:03:07,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 23:03:07,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 23:03:07,954 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 23:03:07,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:07" (1/1) ... [2021-11-02 23:03:07,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 23:03:08,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:03:08,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 23:03:08,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 23:03:08,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 23:03:08,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-02 23:03:08,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 23:03:08,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-02 23:03:08,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-02 23:03:08,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 23:03:08,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 23:03:08,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-02 23:03:08,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 23:03:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-02 23:03:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-02 23:03:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 23:03:08,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 23:03:13,293 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 23:03:13,294 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-11-02 23:03:13,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:03:13 BoogieIcfgContainer [2021-11-02 23:03:13,298 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 23:03:13,301 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 23:03:13,301 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 23:03:13,305 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 23:03:13,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:03:05" (1/3) ... [2021-11-02 23:03:13,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65bdc109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:03:13, skipping insertion in model container [2021-11-02 23:03:13,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:03:07" (2/3) ... [2021-11-02 23:03:13,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65bdc109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:03:13, skipping insertion in model container [2021-11-02 23:03:13,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:03:13" (3/3) ... [2021-11-02 23:03:13,310 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl.i [2021-11-02 23:03:13,316 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 23:03:13,317 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-02 23:03:13,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65bdc109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 11:03:13, skipping insertion in model container [2021-11-02 23:03:13,320 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 23:03:13,321 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 23:03:13,321 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 23:03:13,322 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 23:03:13,322 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:03:13" (3/3) ... [2021-11-02 23:03:13,326 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 23:03:13,383 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-11-02 23:03:13,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-11-02 23:03:13,393 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-02 23:03:13,398 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-02 23:03:13,403 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-02 23:03:13,407 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 23:03:13,709 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/witness.graphml [2021-11-02 23:03:13,710 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 23:03:13,712 INFO L168 Benchmark]: Toolchain (without parser) took 8628.62 ms. Allocated memory was 146.8 MB in the beginning and 207.6 MB in the end (delta: 60.8 MB). Free memory was 107.1 MB in the beginning and 105.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 62.2 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:13,713 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory was 57.0 MB in the beginning and 57.0 MB in the end (delta: 30.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:03:13,713 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2387.93 ms. Allocated memory is still 146.8 MB. Free memory was 106.9 MB in the beginning and 104.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 71.3 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:13,714 INFO L168 Benchmark]: Boogie Procedure Inliner took 291.60 ms. Allocated memory is still 146.8 MB. Free memory was 104.1 MB in the beginning and 91.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:13,714 INFO L168 Benchmark]: Boogie Preprocessor took 182.60 ms. Allocated memory is still 146.8 MB. Free memory was 91.5 MB in the beginning and 82.4 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:13,715 INFO L168 Benchmark]: RCFGBuilder took 5345.30 ms. Allocated memory was 146.8 MB in the beginning and 207.6 MB in the end (delta: 60.8 MB). Free memory was 82.4 MB in the beginning and 138.0 MB in the end (delta: -55.6 MB). Peak memory consumption was 102.1 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:13,715 INFO L168 Benchmark]: TraceAbstraction took 19.82 ms. Allocated memory is still 207.6 MB. Free memory was 138.0 MB in the beginning and 136.9 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:03:13,716 INFO L168 Benchmark]: Witness Printer took 388.71 ms. Allocated memory is still 207.6 MB. Free memory was 136.9 MB in the beginning and 105.5 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:13,719 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory was 57.0 MB in the beginning and 57.0 MB in the end (delta: 30.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2387.93 ms. Allocated memory is still 146.8 MB. Free memory was 106.9 MB in the beginning and 104.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 71.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 291.60 ms. Allocated memory is still 146.8 MB. Free memory was 104.1 MB in the beginning and 91.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 182.60 ms. Allocated memory is still 146.8 MB. Free memory was 91.5 MB in the beginning and 82.4 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 5345.30 ms. Allocated memory was 146.8 MB in the beginning and 207.6 MB in the end (delta: 60.8 MB). Free memory was 82.4 MB in the beginning and 138.0 MB in the end (delta: -55.6 MB). Peak memory consumption was 102.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19.82 ms. Allocated memory is still 207.6 MB. Free memory was 138.0 MB in the beginning and 136.9 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 388.71 ms. Allocated memory is still 207.6 MB. Free memory was 136.9 MB in the beginning and 105.5 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-02 23:03:13,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f6d76c3-b27a-4eff-81e9-1d3f337f91b9/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE