./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_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_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/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_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/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_5a5c6a78-ff3e-45d3-950e-e1063558a474/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 566e2cbe460cf96671c9cef5a53ce51910e23c462e96f394be80b957976729c5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:33:13,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:33:13,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:33:13,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:33:13,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:33:13,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:33:13,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:33:13,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:33:13,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:33:13,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:33:13,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:33:13,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:33:13,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:33:13,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:33:13,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:33:13,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:33:13,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:33:13,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:33:13,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:33:13,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:33:13,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:33:13,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:33:13,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:33:13,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:33:13,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:33:13,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:33:13,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:33:13,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:33:13,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:33:13,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:33:13,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:33:13,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:33:13,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:33:13,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:33:13,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:33:13,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:33:13,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:33:13,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:33:13,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:33:13,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:33:13,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:33:13,212 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 17:33:13,240 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:33:13,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:33:13,241 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:33:13,242 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:33:13,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:33:13,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:33:13,243 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:33:13,244 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:33:13,244 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:33:13,250 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:33:13,251 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:33:13,251 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:33:13,251 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:33:13,252 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:33:13,252 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:33:13,252 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:33:13,253 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:33:13,253 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:33:13,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:33:13,254 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:33:13,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:33:13,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:33:13,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:33:13,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:33:13,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:33:13,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:33:13,258 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:33:13,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:33:13,259 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:33:13,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:33:13,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:33:13,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:33:13,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:33:13,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:33:13,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:33:13,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:33:13,263 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:33:13,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:33:13,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:33:13,263 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:33:13,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:33:13,264 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_5a5c6a78-ff3e-45d3-950e-e1063558a474/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 566e2cbe460cf96671c9cef5a53ce51910e23c462e96f394be80b957976729c5 [2021-11-23 17:33:13,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:33:13,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:33:13,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:33:13,613 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:33:13,614 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:33:13,616 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i [2021-11-23 17:33:13,705 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/data/f231c3687/60ac7ef9b91643fba3f181c3dec2968a/FLAG777af197b [2021-11-23 17:33:14,382 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:33:14,383 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i [2021-11-23 17:33:14,417 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/data/f231c3687/60ac7ef9b91643fba3f181c3dec2968a/FLAG777af197b [2021-11-23 17:33:14,590 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/data/f231c3687/60ac7ef9b91643fba3f181c3dec2968a [2021-11-23 17:33:14,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:33:14,594 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:33:14,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:33:14,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:33:14,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:33:14,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:33:14" (1/1) ... [2021-11-23 17:33:14,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11a1f27f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:14, skipping insertion in model container [2021-11-23 17:33:14,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:33:14" (1/1) ... [2021-11-23 17:33:14,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:33:14,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:33:15,226 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_5a5c6a78-ff3e-45d3-950e-e1063558a474/sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i[41323,41336] [2021-11-23 17:33:15,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:33:15,313 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:33:15,378 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_5a5c6a78-ff3e-45d3-950e-e1063558a474/sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i[41323,41336] [2021-11-23 17:33:15,396 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:33:15,491 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:33:15,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15 WrapperNode [2021-11-23 17:33:15,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:33:15,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:33:15,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:33:15,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:33:15,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15" (1/1) ... [2021-11-23 17:33:15,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15" (1/1) ... [2021-11-23 17:33:15,561 INFO L137 Inliner]: procedures = 271, calls = 41, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 247 [2021-11-23 17:33:15,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:33:15,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:33:15,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:33:15,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:33:15,571 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15" (1/1) ... [2021-11-23 17:33:15,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15" (1/1) ... [2021-11-23 17:33:15,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15" (1/1) ... [2021-11-23 17:33:15,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15" (1/1) ... [2021-11-23 17:33:15,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15" (1/1) ... [2021-11-23 17:33:15,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15" (1/1) ... [2021-11-23 17:33:15,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15" (1/1) ... [2021-11-23 17:33:15,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:33:15,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:33:15,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:33:15,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:33:15,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15" (1/1) ... [2021-11-23 17:33:15,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:33:15,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:33:15,651 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:33:15,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:33:15,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:33:15,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:33:15,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:33:15,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:33:15,693 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 17:33:15,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:33:15,693 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-23 17:33:15,694 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-23 17:33:15,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:33:15,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:33:15,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:33:15,696 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 17:33:15,890 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:33:15,892 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:33:16,444 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:33:16,462 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:33:16,462 INFO L301 CfgBuilder]: Removed 35 assume(true) statements. [2021-11-23 17:33:16,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:33:16 BoogieIcfgContainer [2021-11-23 17:33:16,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:33:16,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:33:16,467 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:33:16,477 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:33:16,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:33:14" (1/3) ... [2021-11-23 17:33:16,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71506590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:33:16, skipping insertion in model container [2021-11-23 17:33:16,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:15" (2/3) ... [2021-11-23 17:33:16,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71506590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:33:16, skipping insertion in model container [2021-11-23 17:33:16,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:33:16" (3/3) ... [2021-11-23 17:33:16,486 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_72-funloop_hard_racing.i [2021-11-23 17:33:16,491 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 17:33:16,491 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:33:16,492 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-23 17:33:16,492 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 17:33:16,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,536 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,537 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,538 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,539 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,540 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,541 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,544 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,548 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,549 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,550 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,551 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,552 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,553 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,554 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,555 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,556 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,557 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,558 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,559 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,560 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,561 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,562 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,563 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,564 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,565 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,566 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,567 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,568 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,569 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,570 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,571 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:16,572 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 17:33:16,577 INFO L158 Benchmark]: Toolchain (without parser) took 1981.46ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 64.4MB in the beginning and 76.1MB in the end (delta: -11.7MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2021-11-23 17:33:16,578 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory was 53.3MB in the beginning and 53.3MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:33:16,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 884.67ms. Allocated memory is still 98.6MB. Free memory was 64.2MB in the beginning and 54.5MB in the end (delta: 9.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 17:33:16,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.50ms. Allocated memory is still 98.6MB. Free memory was 54.5MB in the beginning and 51.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 17:33:16,580 INFO L158 Benchmark]: Boogie Preprocessor took 43.50ms. Allocated memory is still 98.6MB. Free memory was 51.5MB in the beginning and 49.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 17:33:16,581 INFO L158 Benchmark]: RCFGBuilder took 858.66ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 49.4MB in the beginning and 88.7MB in the end (delta: -39.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-11-23 17:33:16,582 INFO L158 Benchmark]: TraceAbstraction took 107.69ms. Allocated memory is still 127.9MB. Free memory was 88.7MB in the beginning and 76.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 17:33:16,587 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory was 53.3MB in the beginning and 53.3MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 884.67ms. Allocated memory is still 98.6MB. Free memory was 64.2MB in the beginning and 54.5MB in the end (delta: 9.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.50ms. Allocated memory is still 98.6MB. Free memory was 54.5MB in the beginning and 51.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.50ms. Allocated memory is still 98.6MB. Free memory was 51.5MB in the beginning and 49.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 858.66ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 49.4MB in the beginning and 88.7MB in the end (delta: -39.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * TraceAbstraction took 107.69ms. Allocated memory is still 127.9MB. Free memory was 88.7MB in the beginning and 76.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. 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 17:33:16,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/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_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/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_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/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_5a5c6a78-ff3e-45d3-950e-e1063558a474/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 566e2cbe460cf96671c9cef5a53ce51910e23c462e96f394be80b957976729c5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:33:19,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:33:19,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:33:19,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:33:19,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:33:19,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:33:19,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:33:19,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:33:19,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:33:19,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:33:19,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:33:19,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:33:19,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:33:19,482 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:33:19,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:33:19,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:33:19,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:33:19,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:33:19,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:33:19,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:33:19,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:33:19,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:33:19,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:33:19,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:33:19,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:33:19,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:33:19,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:33:19,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:33:19,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:33:19,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:33:19,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:33:19,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:33:19,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:33:19,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:33:19,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:33:19,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:33:19,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:33:19,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:33:19,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:33:19,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:33:19,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:33:19,553 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-23 17:33:19,602 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:33:19,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:33:19,603 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:33:19,603 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:33:19,604 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:33:19,604 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:33:19,605 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:33:19,605 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:33:19,605 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:33:19,605 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:33:19,606 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:33:19,607 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:33:19,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:33:19,609 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:33:19,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:33:19,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:33:19,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:33:19,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:33:19,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:33:19,610 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:33:19,611 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:33:19,611 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:33:19,611 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:33:19,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:33:19,612 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:33:19,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:33:19,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:33:19,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:33:19,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:33:19,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:33:19,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:33:19,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:33:19,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:33:19,614 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:33:19,614 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:33:19,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:33:19,615 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:33:19,615 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:33:19,616 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_5a5c6a78-ff3e-45d3-950e-e1063558a474/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 566e2cbe460cf96671c9cef5a53ce51910e23c462e96f394be80b957976729c5 [2021-11-23 17:33:20,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:33:20,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:33:20,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:33:20,094 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:33:20,095 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:33:20,097 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i [2021-11-23 17:33:20,189 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/data/c5a1d4265/c08807519c15457fa19747a3383201ac/FLAG12bdb0fe0 [2021-11-23 17:33:20,982 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:33:20,983 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i [2021-11-23 17:33:21,008 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/data/c5a1d4265/c08807519c15457fa19747a3383201ac/FLAG12bdb0fe0 [2021-11-23 17:33:21,148 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/data/c5a1d4265/c08807519c15457fa19747a3383201ac [2021-11-23 17:33:21,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:33:21,154 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:33:21,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:33:21,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:33:21,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:33:21,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:33:21" (1/1) ... [2021-11-23 17:33:21,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210f3a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:21, skipping insertion in model container [2021-11-23 17:33:21,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:33:21" (1/1) ... [2021-11-23 17:33:21,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:33:21,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:33:21,887 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_5a5c6a78-ff3e-45d3-950e-e1063558a474/sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i[41323,41336] [2021-11-23 17:33:21,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:33:21,975 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:33:22,014 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_5a5c6a78-ff3e-45d3-950e-e1063558a474/sv-benchmarks/c/goblint-regression/28-race_reach_72-funloop_hard_racing.i[41323,41336] [2021-11-23 17:33:22,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:33:22,128 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:33:22,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:22 WrapperNode [2021-11-23 17:33:22,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:33:22,130 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:33:22,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:33:22,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:33:22,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:22" (1/1) ... [2021-11-23 17:33:22,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:22" (1/1) ... [2021-11-23 17:33:22,240 INFO L137 Inliner]: procedures = 275, calls = 41, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 245 [2021-11-23 17:33:22,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:33:22,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:33:22,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:33:22,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:33:22,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:22" (1/1) ... [2021-11-23 17:33:22,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:22" (1/1) ... [2021-11-23 17:33:22,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:22" (1/1) ... [2021-11-23 17:33:22,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:22" (1/1) ... [2021-11-23 17:33:22,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:22" (1/1) ... [2021-11-23 17:33:22,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:22" (1/1) ... [2021-11-23 17:33:22,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:22" (1/1) ... [2021-11-23 17:33:22,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:33:22,335 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:33:22,335 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:33:22,336 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:33:22,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:22" (1/1) ... [2021-11-23 17:33:22,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:33:22,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:33:22,381 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:33:22,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:33:22,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:33:22,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:33:22,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:33:22,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:33:22,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:33:22,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:33:22,433 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 17:33:22,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:33:22,433 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-23 17:33:22,433 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-23 17:33:22,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:33:22,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:33:22,435 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 17:33:22,582 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:33:22,584 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:33:23,111 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:33:23,122 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:33:23,123 INFO L301 CfgBuilder]: Removed 35 assume(true) statements. [2021-11-23 17:33:23,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:33:23 BoogieIcfgContainer [2021-11-23 17:33:23,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:33:23,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:33:23,127 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:33:23,130 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:33:23,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:33:21" (1/3) ... [2021-11-23 17:33:23,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@578b9f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:33:23, skipping insertion in model container [2021-11-23 17:33:23,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:33:22" (2/3) ... [2021-11-23 17:33:23,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@578b9f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:33:23, skipping insertion in model container [2021-11-23 17:33:23,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:33:23" (3/3) ... [2021-11-23 17:33:23,133 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_72-funloop_hard_racing.i [2021-11-23 17:33:23,139 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 17:33:23,139 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:33:23,140 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-23 17:33:23,140 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 17:33:23,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,201 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,201 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,201 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,201 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,201 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,202 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,202 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,202 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,202 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,202 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,203 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,203 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,203 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,203 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,203 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,203 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,204 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,204 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,204 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,204 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,204 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,205 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,205 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,205 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,205 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,205 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,205 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,206 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,206 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,206 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,206 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,206 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,206 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,207 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,207 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,207 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,207 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,207 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,208 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,208 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,208 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,212 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,213 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,213 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,214 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,214 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,214 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,215 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,215 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,215 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,216 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,216 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,217 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,217 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,217 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,218 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,218 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,218 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,219 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,219 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,222 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,223 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,224 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,230 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,231 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,232 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,233 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,234 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,234 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,234 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,235 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,235 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,235 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,235 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,235 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,235 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,236 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,236 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,236 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,236 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,237 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,237 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,237 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,237 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,237 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,238 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,238 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,238 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,238 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,238 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,238 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,239 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,239 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,239 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,239 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,239 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,240 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,240 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,240 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,240 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,240 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,241 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,241 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,241 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,241 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,241 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,241 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,242 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,242 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,242 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,242 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,242 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,243 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,243 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,243 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,243 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,243 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,243 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,244 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,244 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,244 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,244 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,244 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,245 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,245 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,245 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,245 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,245 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,265 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,266 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,267 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,268 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:33:23,269 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 17:33:23,273 INFO L158 Benchmark]: Toolchain (without parser) took 2117.96ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 39.5MB in the beginning and 50.1MB in the end (delta: -10.6MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2021-11-23 17:33:23,274 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:33:23,275 INFO L158 Benchmark]: CACSL2BoogieTranslator took 971.53ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 39.3MB in the beginning and 51.0MB in the end (delta: -11.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2021-11-23 17:33:23,275 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.40ms. Allocated memory is still 75.5MB. Free memory was 51.0MB in the beginning and 48.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 17:33:23,276 INFO L158 Benchmark]: Boogie Preprocessor took 92.78ms. Allocated memory is still 75.5MB. Free memory was 48.0MB in the beginning and 45.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 17:33:23,277 INFO L158 Benchmark]: RCFGBuilder took 789.96ms. Allocated memory is still 75.5MB. Free memory was 45.6MB in the beginning and 44.8MB in the end (delta: 795.0kB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2021-11-23 17:33:23,278 INFO L158 Benchmark]: TraceAbstraction took 144.19ms. Allocated memory is still 75.5MB. Free memory was 44.5MB in the beginning and 50.1MB in the end (delta: -5.6MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-11-23 17:33:23,282 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 971.53ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 39.3MB in the beginning and 51.0MB in the end (delta: -11.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.40ms. Allocated memory is still 75.5MB. Free memory was 51.0MB in the beginning and 48.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.78ms. Allocated memory is still 75.5MB. Free memory was 48.0MB in the beginning and 45.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 789.96ms. Allocated memory is still 75.5MB. Free memory was 45.6MB in the beginning and 44.8MB in the end (delta: 795.0kB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * TraceAbstraction took 144.19ms. Allocated memory is still 75.5MB. Free memory was 44.5MB in the beginning and 50.1MB in the end (delta: -5.6MB). Peak memory consumption was 16.2MB. 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 17:33:23,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5c6a78-ff3e-45d3-950e-e1063558a474/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