./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product35.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product35.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7ed16a2a74d5e33f66ab9b575b27ed24f9a6964adc1478fcc08a5f7b11595b14 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:00:03,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:00:03,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:00:03,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:00:03,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:00:03,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:00:03,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:00:03,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:00:03,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:00:03,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:00:03,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:00:03,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:00:03,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:00:03,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:00:03,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:00:03,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:00:03,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:00:03,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:00:03,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:00:03,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:00:03,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:00:03,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:00:03,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:00:03,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:00:03,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:00:03,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:00:03,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:00:03,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:00:03,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:00:03,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:00:03,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:00:03,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:00:03,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:00:03,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:00:03,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:00:03,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:00:03,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:00:03,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:00:03,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:00:03,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:00:03,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:00:03,850 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 17:00:03,887 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:00:03,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:00:03,891 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:00:03,891 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:00:03,892 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:00:03,893 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:00:03,893 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:00:03,894 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:00:03,894 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:00:03,894 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:00:03,895 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:00:03,896 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:00:03,896 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:00:03,897 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:00:03,897 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:00:03,897 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:00:03,898 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:00:03,898 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:00:03,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:00:03,899 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:00:03,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:00:03,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:00:03,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:00:03,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:00:03,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:00:03,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:00:03,903 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:00:03,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:00:03,904 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:00:03,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:00:03,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:00:03,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:00:03,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:00:03,906 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:00:03,906 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:00:03,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:00:03,907 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:00:03,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:00:03,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:00:03,907 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:00:03,908 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:00:03,908 INFO L138 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_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ed16a2a74d5e33f66ab9b575b27ed24f9a6964adc1478fcc08a5f7b11595b14 [2021-11-23 17:00:04,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:00:04,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:00:04,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:00:04,304 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:00:04,305 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:00:04,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/product-lines/email_spec0_product35.cil.c [2021-11-23 17:00:04,412 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/data/3cfa4e240/13661d35d2954e65bd41f3b9a1921968/FLAGc36bd8fb6 [2021-11-23 17:00:05,255 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:00:05,257 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c [2021-11-23 17:00:05,305 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/data/3cfa4e240/13661d35d2954e65bd41f3b9a1921968/FLAGc36bd8fb6 [2021-11-23 17:00:05,357 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/data/3cfa4e240/13661d35d2954e65bd41f3b9a1921968 [2021-11-23 17:00:05,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:00:05,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:00:05,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:00:05,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:00:05,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:00:05,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:00:05" (1/1) ... [2021-11-23 17:00:05,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a294bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:05, skipping insertion in model container [2021-11-23 17:00:05,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:00:05" (1/1) ... [2021-11-23 17:00:05,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:00:05,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:00:05,865 WARN L230 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_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c[5573,5586] [2021-11-23 17:00:06,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:06,275 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:00:06,303 WARN L230 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_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c[5573,5586] [2021-11-23 17:00:06,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:06,461 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:00:06,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:06 WrapperNode [2021-11-23 17:00:06,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:00:06,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:00:06,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:00:06,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:00:06,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:06" (1/1) ... [2021-11-23 17:00:06,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:06" (1/1) ... [2021-11-23 17:00:06,631 INFO L137 Inliner]: procedures = 137, calls = 246, calls flagged for inlining = 66, calls inlined = 63, statements flattened = 1139 [2021-11-23 17:00:06,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:00:06,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:00:06,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:00:06,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:00:06,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:06" (1/1) ... [2021-11-23 17:00:06,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:06" (1/1) ... [2021-11-23 17:00:06,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:06" (1/1) ... [2021-11-23 17:00:06,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:06" (1/1) ... [2021-11-23 17:00:06,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:06" (1/1) ... [2021-11-23 17:00:06,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:06" (1/1) ... [2021-11-23 17:00:06,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:06" (1/1) ... [2021-11-23 17:00:06,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:00:06,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:00:06,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:00:06,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:00:06,741 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:06" (1/1) ... [2021-11-23 17:00:06,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:00:06,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:00:06,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:00:06,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:00:06,856 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-11-23 17:00:06,856 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-11-23 17:00:06,857 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2021-11-23 17:00:06,857 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2021-11-23 17:00:06,857 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-11-23 17:00:06,857 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-11-23 17:00:06,857 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2021-11-23 17:00:06,858 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2021-11-23 17:00:06,858 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-11-23 17:00:06,858 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-11-23 17:00:06,858 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 17:00:06,858 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 17:00:06,859 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2021-11-23 17:00:06,859 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2021-11-23 17:00:06,859 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 17:00:06,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 17:00:06,859 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 17:00:06,860 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 17:00:06,860 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 17:00:06,860 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 17:00:06,860 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-11-23 17:00:06,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-11-23 17:00:06,861 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 17:00:06,861 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 17:00:06,861 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 17:00:06,861 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 17:00:06,861 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 17:00:06,862 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 17:00:06,862 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 17:00:06,862 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-23 17:00:06,862 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-23 17:00:06,862 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 17:00:06,863 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 17:00:06,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:00:06,863 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 17:00:06,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 17:00:06,863 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 17:00:06,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 17:00:06,864 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2021-11-23 17:00:06,864 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2021-11-23 17:00:06,864 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 17:00:06,864 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 17:00:06,864 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 17:00:06,865 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 17:00:06,866 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 17:00:06,866 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 17:00:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 17:00:06,868 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 17:00:06,868 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 17:00:06,869 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 17:00:06,870 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-11-23 17:00:06,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-11-23 17:00:06,870 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 17:00:06,871 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 17:00:06,871 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 17:00:06,872 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 17:00:06,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:00:06,872 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 17:00:06,872 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 17:00:06,873 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2021-11-23 17:00:06,873 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2021-11-23 17:00:06,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:00:06,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:00:07,223 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:00:07,247 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:00:08,598 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:00:08,658 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:00:08,664 INFO L158 Benchmark]: Toolchain (without parser) took 3297.48ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 65.3MB in the beginning and 46.3MB in the end (delta: 19.0MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2021-11-23 17:00:08,664 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:00:08,666 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1093.44ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 65.0MB in the beginning and 70.8MB in the end (delta: -5.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:00:08,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.06ms. Allocated memory is still 123.7MB. Free memory was 70.8MB in the beginning and 64.2MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 17:00:08,667 INFO L158 Benchmark]: Boogie Preprocessor took 100.39ms. Allocated memory is still 123.7MB. Free memory was 64.2MB in the beginning and 58.8MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 17:00:08,668 INFO L158 Benchmark]: RCFGBuilder took 1926.88ms. Allocated memory is still 123.7MB. Free memory was 58.8MB in the beginning and 46.3MB in the end (delta: 12.6MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2021-11-23 17:00:08,672 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1093.44ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 65.0MB in the beginning and 70.8MB in the end (delta: -5.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 169.06ms. Allocated memory is still 123.7MB. Free memory was 70.8MB in the beginning and 64.2MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.39ms. Allocated memory is still 123.7MB. Free memory was 64.2MB in the beginning and 58.8MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1926.88ms. Allocated memory is still 123.7MB. Free memory was 58.8MB in the beginning and 46.3MB in the end (delta: 12.6MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:00:08,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product35.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7ed16a2a74d5e33f66ab9b575b27ed24f9a6964adc1478fcc08a5f7b11595b14 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:00:11,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:00:11,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:00:11,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:00:11,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:00:11,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:00:11,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:00:11,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:00:11,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:00:11,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:00:11,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:00:11,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:00:11,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:00:11,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:00:11,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:00:11,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:00:11,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:00:11,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:00:11,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:00:11,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:00:11,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:00:11,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:00:11,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:00:11,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:00:11,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:00:11,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:00:11,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:00:11,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:00:11,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:00:11,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:00:11,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:00:11,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:00:11,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:00:11,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:00:11,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:00:11,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:00:11,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:00:11,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:00:11,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:00:11,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:00:11,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:00:11,898 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-23 17:00:11,966 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:00:11,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:00:11,967 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:00:11,967 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:00:11,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:00:11,969 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:00:11,969 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:00:11,969 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:00:11,969 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:00:11,970 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:00:11,971 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:00:11,971 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:00:11,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:00:11,974 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:00:11,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:00:11,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:00:11,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:00:11,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:00:11,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:00:11,975 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:00:11,975 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:00:11,976 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:00:11,976 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:00:11,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:00:11,976 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:00:11,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:00:11,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:00:11,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:00:11,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:00:11,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:00:11,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:00:11,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:00:11,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:00:11,979 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:00:11,979 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:00:11,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:00:11,980 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:00:11,980 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:00:11,980 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ed16a2a74d5e33f66ab9b575b27ed24f9a6964adc1478fcc08a5f7b11595b14 [2021-11-23 17:00:12,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:00:12,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:00:12,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:00:12,536 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:00:12,537 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:00:12,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/product-lines/email_spec0_product35.cil.c [2021-11-23 17:00:12,638 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/data/d81dc1dee/e2337206726d418e959ab3ef9d5cd494/FLAG29831ace7 [2021-11-23 17:00:13,607 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:00:13,610 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c [2021-11-23 17:00:13,652 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/data/d81dc1dee/e2337206726d418e959ab3ef9d5cd494/FLAG29831ace7 [2021-11-23 17:00:13,718 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/data/d81dc1dee/e2337206726d418e959ab3ef9d5cd494 [2021-11-23 17:00:13,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:00:13,722 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:00:13,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:00:13,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:00:13,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:00:13,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:00:13" (1/1) ... [2021-11-23 17:00:13,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7391d86e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:13, skipping insertion in model container [2021-11-23 17:00:13,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:00:13" (1/1) ... [2021-11-23 17:00:13,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:00:13,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:00:14,088 WARN L230 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_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c[5573,5586] [2021-11-23 17:00:14,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:14,612 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:00:14,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:00:14,667 WARN L230 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_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c[5573,5586] [2021-11-23 17:00:14,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:14,820 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:00:14,875 WARN L230 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_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c[5573,5586] [2021-11-23 17:00:14,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:15,005 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:00:15,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:15 WrapperNode [2021-11-23 17:00:15,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:00:15,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:00:15,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:00:15,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:00:15,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:15" (1/1) ... [2021-11-23 17:00:15,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:15" (1/1) ... [2021-11-23 17:00:15,170 INFO L137 Inliner]: procedures = 139, calls = 246, calls flagged for inlining = 66, calls inlined = 63, statements flattened = 1074 [2021-11-23 17:00:15,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:00:15,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:00:15,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:00:15,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:00:15,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:15" (1/1) ... [2021-11-23 17:00:15,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:15" (1/1) ... [2021-11-23 17:00:15,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:15" (1/1) ... [2021-11-23 17:00:15,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:15" (1/1) ... [2021-11-23 17:00:15,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:15" (1/1) ... [2021-11-23 17:00:15,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:15" (1/1) ... [2021-11-23 17:00:15,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:15" (1/1) ... [2021-11-23 17:00:15,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:00:15,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:00:15,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:00:15,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:00:15,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:15" (1/1) ... [2021-11-23 17:00:15,381 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:00:15,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:00:15,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:00:15,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:00:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-11-23 17:00:15,457 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-11-23 17:00:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2021-11-23 17:00:15,457 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2021-11-23 17:00:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-11-23 17:00:15,457 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-11-23 17:00:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2021-11-23 17:00:15,458 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2021-11-23 17:00:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-11-23 17:00:15,458 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-11-23 17:00:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 17:00:15,458 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 17:00:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2021-11-23 17:00:15,459 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2021-11-23 17:00:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 17:00:15,459 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 17:00:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 17:00:15,460 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 17:00:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 17:00:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 17:00:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-11-23 17:00:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-11-23 17:00:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 17:00:15,462 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 17:00:15,462 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 17:00:15,462 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 17:00:15,462 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 17:00:15,462 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 17:00:15,462 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 17:00:15,463 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2021-11-23 17:00:15,463 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2021-11-23 17:00:15,463 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 17:00:15,463 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 17:00:15,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:00:15,464 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 17:00:15,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 17:00:15,465 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 17:00:15,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 17:00:15,465 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2021-11-23 17:00:15,465 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2021-11-23 17:00:15,466 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 17:00:15,466 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 17:00:15,466 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 17:00:15,466 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 17:00:15,467 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 17:00:15,467 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 17:00:15,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:00:15,469 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 17:00:15,469 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 17:00:15,470 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 17:00:15,471 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 17:00:15,471 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-11-23 17:00:15,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-11-23 17:00:15,472 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 17:00:15,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 17:00:15,472 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-23 17:00:15,473 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-23 17:00:15,473 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 17:00:15,473 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 17:00:15,474 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2021-11-23 17:00:15,474 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2021-11-23 17:00:15,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:00:15,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:00:15,901 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:00:15,904 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:00:17,070 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:00:17,086 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:00:17,087 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 17:00:17,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:00:17 BoogieIcfgContainer [2021-11-23 17:00:17,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:00:17,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:00:17,094 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:00:17,097 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:00:17,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:00:13" (1/3) ... [2021-11-23 17:00:17,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2971fbb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:00:17, skipping insertion in model container [2021-11-23 17:00:17,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:15" (2/3) ... [2021-11-23 17:00:17,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2971fbb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:00:17, skipping insertion in model container [2021-11-23 17:00:17,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:00:17" (3/3) ... [2021-11-23 17:00:17,101 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product35.cil.c [2021-11-23 17:00:17,108 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:00:17,108 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 17:00:17,169 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 17:00:17,177 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 17:00:17,178 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 17:00:17,215 INFO L276 IsEmpty]: Start isEmpty. Operand has 463 states, 358 states have (on average 1.5363128491620113) internal successors, (550), 363 states have internal predecessors, (550), 74 states have call successors, (74), 29 states have call predecessors, (74), 29 states have return successors, (74), 73 states have call predecessors, (74), 74 states have call successors, (74) [2021-11-23 17:00:17,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 17:00:17,255 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:00:17,256 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 17:00:17,257 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 17:00:17,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:00:17,264 INFO L85 PathProgramCache]: Analyzing trace with hash 2141462783, now seen corresponding path program 1 times [2021-11-23 17:00:17,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 17:00:17,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [25852352] [2021-11-23 17:00:17,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:00:17,285 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 17:00:17,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/mathsat [2021-11-23 17:00:17,290 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 17:00:17,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 17:00:17,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 17:00:17,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 [2021-11-23 17:00:17,666 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:00:17,673 INFO L158 Benchmark]: Toolchain (without parser) took 3949.20ms. Allocated memory was 54.5MB in the beginning and 107.0MB in the end (delta: 52.4MB). Free memory was 29.2MB in the beginning and 77.5MB in the end (delta: -48.3MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2021-11-23 17:00:17,674 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 54.5MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:00:17,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1281.97ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 28.9MB in the beginning and 36.1MB in the end (delta: -7.2MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-11-23 17:00:17,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.35ms. Allocated memory is still 71.3MB. Free memory was 36.1MB in the beginning and 30.0MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 17:00:17,677 INFO L158 Benchmark]: Boogie Preprocessor took 173.48ms. Allocated memory is still 71.3MB. Free memory was 30.0MB in the beginning and 46.2MB in the end (delta: -16.2MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2021-11-23 17:00:17,678 INFO L158 Benchmark]: RCFGBuilder took 1732.75ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 46.2MB in the beginning and 64.4MB in the end (delta: -18.3MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2021-11-23 17:00:17,679 INFO L158 Benchmark]: TraceAbstraction took 576.92ms. Allocated memory is still 107.0MB. Free memory was 63.5MB in the beginning and 77.5MB in the end (delta: -14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 17:00:17,684 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 54.5MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1281.97ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 28.9MB in the beginning and 36.1MB in the end (delta: -7.2MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.35ms. Allocated memory is still 71.3MB. Free memory was 36.1MB in the beginning and 30.0MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 173.48ms. Allocated memory is still 71.3MB. Free memory was 30.0MB in the beginning and 46.2MB in the end (delta: -16.2MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1732.75ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 46.2MB in the beginning and 64.4MB in the end (delta: -18.3MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * TraceAbstraction took 576.92ms. Allocated memory is still 107.0MB. Free memory was 63.5MB in the beginning and 77.5MB in the end (delta: -14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:00:17,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3f5ef3e-8f50-43cb-85e9-e8d07540402a/bin/utaipan-fb15Y9Yzbl/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable