./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i --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_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/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_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/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_2528525d-9a7a-48ea-9969-e56115c9b9e0/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 dce9d71ca8bbe247a74e6b2653e5cdb882c6b8b5d902edf534df70d90ee806fe --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:36:23,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:36:23,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:36:23,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:36:23,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:36:23,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:36:23,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:36:23,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:36:23,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:36:23,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:36:23,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:36:23,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:36:23,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:36:23,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:36:23,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:36:23,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:36:23,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:36:23,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:36:23,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:36:23,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:36:24,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:36:24,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:36:24,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:36:24,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:36:24,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:36:24,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:36:24,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:36:24,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:36:24,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:36:24,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:36:24,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:36:24,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:36:24,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:36:24,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:36:24,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:36:24,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:36:24,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:36:24,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:36:24,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:36:24,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:36:24,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:36:24,040 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 17:36:24,089 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:36:24,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:36:24,090 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:36:24,090 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:36:24,098 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:36:24,099 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:36:24,099 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:36:24,099 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:36:24,100 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:36:24,100 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:36:24,101 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:36:24,102 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:36:24,102 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:36:24,102 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:36:24,102 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:36:24,103 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:36:24,103 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:36:24,103 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:36:24,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:36:24,104 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:36:24,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:36:24,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:36:24,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:36:24,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:36:24,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:36:24,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:36:24,108 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:36:24,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:36:24,109 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:36:24,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:36:24,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:36:24,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:36:24,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:36:24,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:36:24,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:36:24,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:36:24,111 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:36:24,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:36:24,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:36:24,112 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:36:24,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:36:24,112 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_2528525d-9a7a-48ea-9969-e56115c9b9e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dce9d71ca8bbe247a74e6b2653e5cdb882c6b8b5d902edf534df70d90ee806fe [2021-11-23 17:36:24,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:36:24,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:36:24,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:36:24,465 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:36:24,466 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:36:24,468 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i [2021-11-23 17:36:24,559 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/data/ead9e4db2/22886099bdf9466fa795ebdeb91821ae/FLAGa258a6320 [2021-11-23 17:36:25,168 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:36:25,168 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i [2021-11-23 17:36:25,196 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/data/ead9e4db2/22886099bdf9466fa795ebdeb91821ae/FLAGa258a6320 [2021-11-23 17:36:25,400 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/data/ead9e4db2/22886099bdf9466fa795ebdeb91821ae [2021-11-23 17:36:25,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:36:25,404 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:36:25,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:36:25,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:36:25,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:36:25,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:36:25" (1/1) ... [2021-11-23 17:36:25,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eec550c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:25, skipping insertion in model container [2021-11-23 17:36:25,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:36:25" (1/1) ... [2021-11-23 17:36:25,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:36:25,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:36:26,074 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_2528525d-9a7a-48ea-9969-e56115c9b9e0/sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i[41323,41336] [2021-11-23 17:36:26,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:36:26,161 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:36:26,232 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_2528525d-9a7a-48ea-9969-e56115c9b9e0/sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i[41323,41336] [2021-11-23 17:36:26,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:36:26,347 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:36:26,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:26 WrapperNode [2021-11-23 17:36:26,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:36:26,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:36:26,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:36:26,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:36:26,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:26" (1/1) ... [2021-11-23 17:36:26,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:26" (1/1) ... [2021-11-23 17:36:26,444 INFO L137 Inliner]: procedures = 270, calls = 41, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 189 [2021-11-23 17:36:26,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:36:26,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:36:26,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:36:26,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:36:26,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:26" (1/1) ... [2021-11-23 17:36:26,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:26" (1/1) ... [2021-11-23 17:36:26,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:26" (1/1) ... [2021-11-23 17:36:26,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:26" (1/1) ... [2021-11-23 17:36:26,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:26" (1/1) ... [2021-11-23 17:36:26,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:26" (1/1) ... [2021-11-23 17:36:26,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:26" (1/1) ... [2021-11-23 17:36:26,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:36:26,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:36:26,533 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:36:26,533 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:36:26,534 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:26" (1/1) ... [2021-11-23 17:36:26,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:36:26,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:36:26,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:36:26,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:36:26,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:36:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:36:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:36:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:36:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 17:36:26,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:36:26,644 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-23 17:36:26,644 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-23 17:36:26,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:36:26,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:36:26,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:36:26,646 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 17:36:26,759 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:36:26,761 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:36:27,180 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:36:27,192 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:36:27,192 INFO L301 CfgBuilder]: Removed 23 assume(true) statements. [2021-11-23 17:36:27,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:36:27 BoogieIcfgContainer [2021-11-23 17:36:27,195 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:36:27,197 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:36:27,197 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:36:27,201 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:36:27,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:36:25" (1/3) ... [2021-11-23 17:36:27,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e24a514 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:36:27, skipping insertion in model container [2021-11-23 17:36:27,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:26" (2/3) ... [2021-11-23 17:36:27,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e24a514 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:36:27, skipping insertion in model container [2021-11-23 17:36:27,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:36:27" (3/3) ... [2021-11-23 17:36:27,204 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_77-tricky_address4_racing.i [2021-11-23 17:36:27,210 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 17:36:27,211 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:36:27,211 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-23 17:36:27,211 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 17:36:27,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,269 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,269 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,269 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,269 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,269 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,270 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,270 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,270 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,270 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,270 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,271 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,271 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,271 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,271 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,271 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,272 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,272 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,272 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,272 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,272 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,273 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,273 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,273 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,273 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,273 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,274 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,274 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,274 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,274 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,274 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,274 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,275 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,275 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,275 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,275 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,276 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,276 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,276 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,276 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,276 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,277 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,277 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,277 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,277 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,277 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,277 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,278 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,278 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,278 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,278 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,279 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,279 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,279 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,279 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,279 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,279 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,298 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,298 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,298 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,308 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,309 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,310 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,311 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,312 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:27,313 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.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.connectThreadInstances(ThreadInstanceAdder.java:116) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.petrify(TraceAbstractionStarter.java:514) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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 17:36:27,317 INFO L158 Benchmark]: Toolchain (without parser) took 1912.27ms. Allocated memory is still 100.7MB. Free memory was 77.2MB in the beginning and 51.9MB in the end (delta: 25.3MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2021-11-23 17:36:27,317 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory was 53.7MB in the beginning and 53.7MB in the end (delta: 40.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:36:27,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 942.58ms. Allocated memory is still 100.7MB. Free memory was 76.9MB in the beginning and 56.0MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 17:36:27,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.62ms. Allocated memory is still 100.7MB. Free memory was 55.9MB in the beginning and 53.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 17:36:27,320 INFO L158 Benchmark]: Boogie Preprocessor took 84.51ms. Allocated memory is still 100.7MB. Free memory was 53.2MB in the beginning and 51.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 17:36:27,320 INFO L158 Benchmark]: RCFGBuilder took 662.54ms. Allocated memory is still 100.7MB. Free memory was 51.1MB in the beginning and 62.7MB in the end (delta: -11.5MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2021-11-23 17:36:27,321 INFO L158 Benchmark]: TraceAbstraction took 118.52ms. Allocated memory is still 100.7MB. Free memory was 62.3MB in the beginning and 51.9MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 17:36:27,325 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory was 53.7MB in the beginning and 53.7MB in the end (delta: 40.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 942.58ms. Allocated memory is still 100.7MB. Free memory was 76.9MB in the beginning and 56.0MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.62ms. Allocated memory is still 100.7MB. Free memory was 55.9MB in the beginning and 53.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.51ms. Allocated memory is still 100.7MB. Free memory was 53.2MB in the beginning and 51.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 662.54ms. Allocated memory is still 100.7MB. Free memory was 51.1MB in the beginning and 62.7MB in the end (delta: -11.5MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * TraceAbstraction took 118.52ms. Allocated memory is still 100.7MB. Free memory was 62.3MB in the beginning and 51.9MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. 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 17:36:27,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/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_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/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_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/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_2528525d-9a7a-48ea-9969-e56115c9b9e0/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 dce9d71ca8bbe247a74e6b2653e5cdb882c6b8b5d902edf534df70d90ee806fe --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:36:29,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:36:29,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:36:30,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:36:30,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:36:30,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:36:30,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:36:30,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:36:30,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:36:30,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:36:30,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:36:30,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:36:30,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:36:30,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:36:30,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:36:30,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:36:30,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:36:30,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:36:30,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:36:30,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:36:30,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:36:30,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:36:30,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:36:30,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:36:30,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:36:30,082 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:36:30,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:36:30,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:36:30,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:36:30,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:36:30,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:36:30,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:36:30,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:36:30,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:36:30,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:36:30,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:36:30,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:36:30,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:36:30,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:36:30,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:36:30,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:36:30,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-23 17:36:30,125 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:36:30,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:36:30,130 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:36:30,131 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:36:30,131 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:36:30,131 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:36:30,131 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:36:30,132 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:36:30,132 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:36:30,132 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:36:30,132 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:36:30,132 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:36:30,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:36:30,133 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:36:30,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:36:30,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:36:30,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:36:30,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:36:30,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:36:30,134 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:36:30,134 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:36:30,134 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:36:30,134 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:36:30,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:36:30,135 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:36:30,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:36:30,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:36:30,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:36:30,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:36:30,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:36:30,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:36:30,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:36:30,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:36:30,136 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:36:30,136 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:36:30,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:36:30,136 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:36:30,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:36:30,137 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_2528525d-9a7a-48ea-9969-e56115c9b9e0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dce9d71ca8bbe247a74e6b2653e5cdb882c6b8b5d902edf534df70d90ee806fe [2021-11-23 17:36:30,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:36:30,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:36:30,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:36:30,551 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:36:30,552 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:36:30,554 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i [2021-11-23 17:36:30,639 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/data/8b26e73ae/9b17fc0cd61e45c18cc354114b0f5071/FLAG77cc91624 [2021-11-23 17:36:31,345 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:36:31,346 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i [2021-11-23 17:36:31,383 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/data/8b26e73ae/9b17fc0cd61e45c18cc354114b0f5071/FLAG77cc91624 [2021-11-23 17:36:31,623 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/data/8b26e73ae/9b17fc0cd61e45c18cc354114b0f5071 [2021-11-23 17:36:31,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:36:31,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:36:31,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:36:31,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:36:31,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:36:31,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:36:31" (1/1) ... [2021-11-23 17:36:31,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@602d34d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:31, skipping insertion in model container [2021-11-23 17:36:31,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:36:31" (1/1) ... [2021-11-23 17:36:31,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:36:31,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:36:32,439 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_2528525d-9a7a-48ea-9969-e56115c9b9e0/sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i[41323,41336] [2021-11-23 17:36:32,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:36:32,510 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:36:32,553 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_2528525d-9a7a-48ea-9969-e56115c9b9e0/sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i[41323,41336] [2021-11-23 17:36:32,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:36:32,681 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:36:32,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:32 WrapperNode [2021-11-23 17:36:32,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:36:32,684 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:36:32,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:36:32,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:36:32,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:32" (1/1) ... [2021-11-23 17:36:32,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:32" (1/1) ... [2021-11-23 17:36:32,768 INFO L137 Inliner]: procedures = 274, calls = 41, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 186 [2021-11-23 17:36:32,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:36:32,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:36:32,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:36:32,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:36:32,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:32" (1/1) ... [2021-11-23 17:36:32,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:32" (1/1) ... [2021-11-23 17:36:32,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:32" (1/1) ... [2021-11-23 17:36:32,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:32" (1/1) ... [2021-11-23 17:36:32,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:32" (1/1) ... [2021-11-23 17:36:32,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:32" (1/1) ... [2021-11-23 17:36:32,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:32" (1/1) ... [2021-11-23 17:36:32,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:36:32,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:36:32,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:36:32,818 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:36:32,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:32" (1/1) ... [2021-11-23 17:36:32,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:36:32,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:36:32,858 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:36:32,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:36:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:36:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:36:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:36:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:36:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:36:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:36:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 17:36:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:36:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-23 17:36:32,921 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-23 17:36:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:36:32,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:36:32,923 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 17:36:33,128 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:36:33,129 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:36:33,618 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:36:33,630 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:36:33,630 INFO L301 CfgBuilder]: Removed 23 assume(true) statements. [2021-11-23 17:36:33,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:36:33 BoogieIcfgContainer [2021-11-23 17:36:33,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:36:33,636 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:36:33,636 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:36:33,639 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:36:33,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:36:31" (1/3) ... [2021-11-23 17:36:33,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6a484a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:36:33, skipping insertion in model container [2021-11-23 17:36:33,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:36:32" (2/3) ... [2021-11-23 17:36:33,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6a484a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:36:33, skipping insertion in model container [2021-11-23 17:36:33,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:36:33" (3/3) ... [2021-11-23 17:36:33,643 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_77-tricky_address4_racing.i [2021-11-23 17:36:33,671 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 17:36:33,671 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:36:33,672 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-23 17:36:33,672 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 17:36:33,709 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,709 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,710 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,710 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,710 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,710 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,712 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,713 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,728 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,728 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,728 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,728 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:36:33,746 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.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.connectThreadInstances(ThreadInstanceAdder.java:116) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.petrify(TraceAbstractionStarter.java:514) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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 17:36:33,750 INFO L158 Benchmark]: Toolchain (without parser) took 2120.08ms. Allocated memory was 58.7MB in the beginning and 83.9MB in the end (delta: 25.2MB). Free memory was 34.6MB in the beginning and 53.5MB in the end (delta: -19.0MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2021-11-23 17:36:33,750 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 58.7MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:36:33,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1050.28ms. Allocated memory was 58.7MB in the beginning and 83.9MB in the end (delta: 25.2MB). Free memory was 34.2MB in the beginning and 62.1MB in the end (delta: -27.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-23 17:36:33,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.07ms. Allocated memory is still 83.9MB. Free memory was 62.1MB in the beginning and 59.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 17:36:33,753 INFO L158 Benchmark]: Boogie Preprocessor took 46.97ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 57.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 17:36:33,754 INFO L158 Benchmark]: RCFGBuilder took 816.45ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 40.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 17:36:33,755 INFO L158 Benchmark]: TraceAbstraction took 112.05ms. Allocated memory is still 83.9MB. Free memory was 39.6MB in the beginning and 53.5MB in the end (delta: -13.9MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2021-11-23 17:36:33,759 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 58.7MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1050.28ms. Allocated memory was 58.7MB in the beginning and 83.9MB in the end (delta: 25.2MB). Free memory was 34.2MB in the beginning and 62.1MB in the end (delta: -27.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.07ms. Allocated memory is still 83.9MB. Free memory was 62.1MB in the beginning and 59.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.97ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 57.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 816.45ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 40.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 112.05ms. Allocated memory is still 83.9MB. Free memory was 39.6MB in the beginning and 53.5MB in the end (delta: -13.9MB). Peak memory consumption was 3.4MB. 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 17:36:33,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2528525d-9a7a-48ea-9969-e56115c9b9e0/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