./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a --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 ee91797f6143b4fe80e7c90b0707f35813b28455783da5eca6bad66702efa7d7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 13:59:44,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 13:59:44,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 13:59:44,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 13:59:44,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 13:59:44,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 13:59:44,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 13:59:44,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 13:59:44,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 13:59:44,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 13:59:44,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 13:59:44,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 13:59:44,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 13:59:44,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 13:59:44,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 13:59:44,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 13:59:44,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 13:59:44,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 13:59:44,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 13:59:44,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 13:59:44,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 13:59:44,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 13:59:44,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 13:59:44,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 13:59:44,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 13:59:44,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 13:59:44,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 13:59:44,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 13:59:44,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 13:59:44,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 13:59:44,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 13:59:44,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 13:59:44,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 13:59:44,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 13:59:44,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 13:59:44,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 13:59:44,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 13:59:44,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 13:59:44,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 13:59:44,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 13:59:44,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 13:59:44,227 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-21 13:59:44,262 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 13:59:44,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 13:59:44,264 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 13:59:44,264 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 13:59:44,265 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 13:59:44,265 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 13:59:44,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 13:59:44,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 13:59:44,266 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 13:59:44,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 13:59:44,267 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 13:59:44,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 13:59:44,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 13:59:44,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 13:59:44,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 13:59:44,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 13:59:44,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 13:59:44,269 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 13:59:44,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 13:59:44,269 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 13:59:44,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 13:59:44,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 13:59:44,270 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 13:59:44,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 13:59:44,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:59:44,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 13:59:44,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 13:59:44,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 13:59:44,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 13:59:44,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 13:59:44,272 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 13:59:44,273 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 13:59:44,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 13:59:44,273 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_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee91797f6143b4fe80e7c90b0707f35813b28455783da5eca6bad66702efa7d7 [2022-11-21 13:59:44,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 13:59:44,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 13:59:44,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 13:59:44,586 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 13:59:44,586 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 13:59:44,587 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2022-11-21 13:59:47,702 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 13:59:48,172 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 13:59:48,172 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2022-11-21 13:59:48,200 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/data/264e8ac61/048d512f5c184d6ba126ecac8de6aaa0/FLAG8f82d9e22 [2022-11-21 13:59:48,230 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/data/264e8ac61/048d512f5c184d6ba126ecac8de6aaa0 [2022-11-21 13:59:48,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 13:59:48,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 13:59:48,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 13:59:48,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 13:59:48,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 13:59:48,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:59:48" (1/1) ... [2022-11-21 13:59:48,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@169c9124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:48, skipping insertion in model container [2022-11-21 13:59:48,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:59:48" (1/1) ... [2022-11-21 13:59:48,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 13:59:48,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 13:59:48,582 WARN L237 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_624e1913-43de-4330-9f82-904ce1cdd39b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i[457,470] [2022-11-21 13:59:50,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:59:50,190 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 13:59:50,201 WARN L237 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_624e1913-43de-4330-9f82-904ce1cdd39b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i[457,470] [2022-11-21 13:59:50,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:59:50,568 INFO L208 MainTranslator]: Completed translation [2022-11-21 13:59:50,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50 WrapperNode [2022-11-21 13:59:50,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 13:59:50,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 13:59:50,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 13:59:50,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 13:59:50,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50" (1/1) ... [2022-11-21 13:59:50,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50" (1/1) ... [2022-11-21 13:59:50,700 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1009 [2022-11-21 13:59:50,701 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 13:59:50,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 13:59:50,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 13:59:50,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 13:59:50,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50" (1/1) ... [2022-11-21 13:59:50,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50" (1/1) ... [2022-11-21 13:59:50,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50" (1/1) ... [2022-11-21 13:59:50,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50" (1/1) ... [2022-11-21 13:59:50,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50" (1/1) ... [2022-11-21 13:59:50,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50" (1/1) ... [2022-11-21 13:59:50,765 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50" (1/1) ... [2022-11-21 13:59:50,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50" (1/1) ... [2022-11-21 13:59:50,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 13:59:50,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 13:59:50,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 13:59:50,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 13:59:50,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50" (1/1) ... [2022-11-21 13:59:50,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:59:50,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 13:59:50,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 13:59:50,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 13:59:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-11-21 13:59:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-11-21 13:59:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 13:59:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-11-21 13:59:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-21 13:59:50,887 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-21 13:59:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 13:59:50,887 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-21 13:59:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-21 13:59:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 13:59:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-11-21 13:59:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-11-21 13:59:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-11-21 13:59:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 13:59:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 13:59:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 13:59:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-11-21 13:59:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-11-21 13:59:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 13:59:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 13:59:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 13:59:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 13:59:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-11-21 13:59:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-11-21 13:59:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-21 13:59:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-21 13:59:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-11-21 13:59:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-11-21 13:59:50,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 13:59:50,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 13:59:50,892 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-11-21 13:59:50,892 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-11-21 13:59:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-21 13:59:50,893 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 13:59:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 13:59:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-21 13:59:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-21 13:59:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 13:59:50,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 13:59:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-21 13:59:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-21 13:59:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-11-21 13:59:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-11-21 13:59:50,895 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-21 13:59:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-21 13:59:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 13:59:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-11-21 13:59:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-11-21 13:59:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-11-21 13:59:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-11-21 13:59:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-21 13:59:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-21 13:59:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-11-21 13:59:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-11-21 13:59:50,898 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-11-21 13:59:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-11-21 13:59:50,898 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-11-21 13:59:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-11-21 13:59:50,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 13:59:50,900 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-11-21 13:59:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-11-21 13:59:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-11-21 13:59:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-11-21 13:59:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-21 13:59:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-21 13:59:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-21 13:59:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-21 13:59:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-21 13:59:50,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-21 13:59:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 13:59:51,312 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 13:59:51,315 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 13:59:53,360 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 13:59:53,369 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 13:59:53,369 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 13:59:53,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:59:53 BoogieIcfgContainer [2022-11-21 13:59:53,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 13:59:53,378 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 13:59:53,379 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 13:59:53,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 13:59:53,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:59:48" (1/3) ... [2022-11-21 13:59:53,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@235f4a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:59:53, skipping insertion in model container [2022-11-21 13:59:53,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:59:50" (2/3) ... [2022-11-21 13:59:53,387 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@235f4a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:59:53, skipping insertion in model container [2022-11-21 13:59:53,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:59:53" (3/3) ... [2022-11-21 13:59:53,388 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inb_p.i [2022-11-21 13:59:53,409 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 13:59:53,409 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-21 13:59:53,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@235f4a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:59:53, skipping insertion in model container [2022-11-21 13:59:53,411 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 13:59:53,411 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 13:59:53,412 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 13:59:53,412 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 13:59:53,412 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:59:53" (3/3) ... [2022-11-21 13:59:53,416 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 13:59:53,422 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2022-11-21 13:59:53,423 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2022-11-21 13:59:53,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2022-11-21 13:59:53,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2022-11-21 13:59:53,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2022-11-21 13:59:53,424 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2022-11-21 13:59:53,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-21 13:59:53,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2022-11-21 13:59:53,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2022-11-21 13:59:53,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-21 13:59:53,425 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-11-21 13:59:53,426 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2022-11-21 13:59:53,426 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-11-21 13:59:53,426 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2022-11-21 13:59:53,426 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2022-11-21 13:59:53,426 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-21 13:59:53,426 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2022-11-21 13:59:53,427 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2022-11-21 13:59:53,427 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-21 13:59:53,428 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2022-11-21 13:59:53,428 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2022-11-21 13:59:53,428 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2022-11-21 13:59:53,428 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2022-11-21 13:59:53,429 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2022-11-21 13:59:53,429 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-21 13:59:53,429 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2022-11-21 13:59:53,429 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-21 13:59:53,429 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2022-11-21 13:59:53,460 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2022-11-21 13:59:53,462 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2022-11-21 13:59:53,463 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-21 13:59:53,465 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 13:59:53,466 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 13:59:53,468 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 13:59:53,634 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 13:59:53,634 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 13:59:53,636 INFO L158 Benchmark]: Toolchain (without parser) took 5397.63ms. Allocated memory was 148.9MB in the beginning and 262.1MB in the end (delta: 113.2MB). Free memory was 99.3MB in the beginning and 88.0MB in the end (delta: 11.2MB). Peak memory consumption was 128.3MB. Max. memory is 16.1GB. [2022-11-21 13:59:53,636 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 148.9MB. Free memory was 90.9MB in the beginning and 90.8MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 13:59:53,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2330.02ms. Allocated memory was 148.9MB in the beginning and 199.2MB in the end (delta: 50.3MB). Free memory was 99.0MB in the beginning and 152.2MB in the end (delta: -53.2MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2022-11-21 13:59:53,637 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.69ms. Allocated memory is still 199.2MB. Free memory was 152.2MB in the beginning and 142.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 13:59:53,637 INFO L158 Benchmark]: Boogie Preprocessor took 93.43ms. Allocated memory is still 199.2MB. Free memory was 142.8MB in the beginning and 135.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 13:59:53,638 INFO L158 Benchmark]: RCFGBuilder took 2577.56ms. Allocated memory was 199.2MB in the beginning and 262.1MB in the end (delta: 62.9MB). Free memory was 135.4MB in the beginning and 108.0MB in the end (delta: 27.5MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. [2022-11-21 13:59:53,638 INFO L158 Benchmark]: TraceAbstraction took 32.57ms. Allocated memory is still 262.1MB. Free memory was 108.0MB in the beginning and 105.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:59:53,638 INFO L158 Benchmark]: Witness Printer took 223.00ms. Allocated memory is still 262.1MB. Free memory was 105.8MB in the beginning and 88.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 13:59:53,640 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 148.9MB. Free memory was 90.9MB in the beginning and 90.8MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2330.02ms. Allocated memory was 148.9MB in the beginning and 199.2MB in the end (delta: 50.3MB). Free memory was 99.0MB in the beginning and 152.2MB in the end (delta: -53.2MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.69ms. Allocated memory is still 199.2MB. Free memory was 152.2MB in the beginning and 142.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.43ms. Allocated memory is still 199.2MB. Free memory was 142.8MB in the beginning and 135.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2577.56ms. Allocated memory was 199.2MB in the beginning and 262.1MB in the end (delta: 62.9MB). Free memory was 135.4MB in the beginning and 108.0MB in the end (delta: 27.5MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. * TraceAbstraction took 32.57ms. Allocated memory is still 262.1MB. Free memory was 108.0MB in the beginning and 105.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 223.00ms. Allocated memory is still 262.1MB. Free memory was 105.8MB in the beginning and 88.0MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. 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! [2022-11-21 13:59:53,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_624e1913-43de-4330-9f82-904ce1cdd39b/bin/uautomizer-vX5HgA9Q3a/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