./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix016_power.opt_rmo.opt.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_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3fc7a688cbe32836e1b8ce30abe37b248e61f96ae5014519dab91b2515bcd4ed --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:32,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:32,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:32,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:32,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:32,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:32,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:32,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:32,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:32,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:32,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:32,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:32,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:32,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:32,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:32,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:32,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:32,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:32,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:32,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:32,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:32,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:32,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:32,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:32,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:32,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:32,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:32,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:32,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:32,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:32,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:32,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:32,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:32,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:32,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:32,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:32,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:32,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:32,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:32,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:32,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:32,195 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:39:32,226 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:32,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:32,228 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:32,228 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:32,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:32,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:32,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:32,229 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:39:32,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:39:32,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:39:32,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:32,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:32,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:32,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:32,237 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:39:32,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:32,238 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:32,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:32,238 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:32,238 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:32,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:32,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:32,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:32,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:32,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:32,239 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:39:32,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:39:32,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:32,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fc7a688cbe32836e1b8ce30abe37b248e61f96ae5014519dab91b2515bcd4ed [2021-11-23 15:39:32,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:32,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:32,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:32,545 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:32,546 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:32,548 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix016_power.opt_rmo.opt.i [2021-11-23 15:39:32,624 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/data/8b61df3ca/34d35f1165fc42faa5fe1c6f7c7b9869/FLAG32c786f9c [2021-11-23 15:39:33,220 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:33,221 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/sv-benchmarks/c/pthread-wmm/mix016_power.opt_rmo.opt.i [2021-11-23 15:39:33,234 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/data/8b61df3ca/34d35f1165fc42faa5fe1c6f7c7b9869/FLAG32c786f9c [2021-11-23 15:39:33,483 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/data/8b61df3ca/34d35f1165fc42faa5fe1c6f7c7b9869 [2021-11-23 15:39:33,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:33,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:33,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:33,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:33,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:33,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:33" (1/1) ... [2021-11-23 15:39:33,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c90a5c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:33, skipping insertion in model container [2021-11-23 15:39:33,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:33" (1/1) ... [2021-11-23 15:39:33,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:33,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:33,769 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_614eea01-823f-46a2-b821-a316632f8299/sv-benchmarks/c/pthread-wmm/mix016_power.opt_rmo.opt.i[1001,1014] [2021-11-23 15:39:34,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:34,027 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:34,039 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_614eea01-823f-46a2-b821-a316632f8299/sv-benchmarks/c/pthread-wmm/mix016_power.opt_rmo.opt.i[1001,1014] [2021-11-23 15:39:34,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:34,137 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:34,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:34 WrapperNode [2021-11-23 15:39:34,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:34,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:34,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:34,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:34,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:34" (1/1) ... [2021-11-23 15:39:34,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:34" (1/1) ... [2021-11-23 15:39:34,212 INFO L137 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 114 [2021-11-23 15:39:34,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:34,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:34,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:34,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:34,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:34" (1/1) ... [2021-11-23 15:39:34,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:34" (1/1) ... [2021-11-23 15:39:34,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:34" (1/1) ... [2021-11-23 15:39:34,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:34" (1/1) ... [2021-11-23 15:39:34,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:34" (1/1) ... [2021-11-23 15:39:34,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:34" (1/1) ... [2021-11-23 15:39:34,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:34" (1/1) ... [2021-11-23 15:39:34,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:39:34,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:39:34,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:39:34,272 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:39:34,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:34" (1/1) ... [2021-11-23 15:39:34,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:34,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:39:34,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:39:34,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:39:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:39:34,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:39:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:39:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:39:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:39:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:39:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:39:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:39:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:39:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:39:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:39:34,369 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:39:34,369 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:39:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:39:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:39:34,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:39:34,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:39:34,372 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 15:39:34,530 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:39:34,531 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:39:35,205 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:39:35,340 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:39:35,347 INFO L158 Benchmark]: Toolchain (without parser) took 1857.66ms. Allocated memory was 107.0MB in the beginning and 148.9MB in the end (delta: 41.9MB). Free memory was 65.7MB in the beginning and 113.5MB in the end (delta: -47.9MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2021-11-23 15:39:35,348 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 107.0MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:35,350 INFO L158 Benchmark]: CACSL2BoogieTranslator took 649.55ms. Allocated memory is still 107.0MB. Free memory was 65.5MB in the beginning and 69.6MB in the end (delta: -4.2MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-11-23 15:39:35,351 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.08ms. Allocated memory is still 107.0MB. Free memory was 69.6MB in the beginning and 67.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:39:35,352 INFO L158 Benchmark]: Boogie Preprocessor took 53.32ms. Allocated memory is still 107.0MB. Free memory was 67.3MB in the beginning and 65.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:39:35,353 INFO L158 Benchmark]: RCFGBuilder took 1071.65ms. Allocated memory was 107.0MB in the beginning and 148.9MB in the end (delta: 41.9MB). Free memory was 65.2MB in the beginning and 113.5MB in the end (delta: -48.4MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2021-11-23 15:39:35,361 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 107.0MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 649.55ms. Allocated memory is still 107.0MB. Free memory was 65.5MB in the beginning and 69.6MB in the end (delta: -4.2MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.08ms. Allocated memory is still 107.0MB. Free memory was 69.6MB in the beginning and 67.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.32ms. Allocated memory is still 107.0MB. Free memory was 67.3MB in the beginning and 65.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1071.65ms. Allocated memory was 107.0MB in the beginning and 148.9MB in the end (delta: 41.9MB). Free memory was 65.2MB in the beginning and 113.5MB in the end (delta: -48.4MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:39:35,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3fc7a688cbe32836e1b8ce30abe37b248e61f96ae5014519dab91b2515bcd4ed --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:37,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:37,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:37,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:37,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:37,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:37,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:37,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:37,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:37,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:37,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:37,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:37,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:37,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:37,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:37,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:37,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:37,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:37,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:37,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:37,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:37,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:37,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:37,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:37,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:37,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:37,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:37,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:37,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:37,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:37,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:37,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:37,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:37,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:37,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:37,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:37,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:37,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:37,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:37,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:37,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:37,950 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:39:37,976 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:37,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:37,977 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:37,977 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:37,978 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:37,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:37,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:37,979 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:39:37,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:39:37,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:37,979 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:37,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:37,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:37,980 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:39:37,980 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:39:37,981 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:39:37,981 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:39:37,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:37,981 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:37,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:37,982 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:37,982 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:37,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:37,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:37,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:37,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:37,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:37,984 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:39:37,984 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:39:37,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:37,984 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:39:37,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:39:37,985 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_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fc7a688cbe32836e1b8ce30abe37b248e61f96ae5014519dab91b2515bcd4ed [2021-11-23 15:39:38,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:38,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:38,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:38,393 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:38,393 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:38,395 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix016_power.opt_rmo.opt.i [2021-11-23 15:39:38,454 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/data/3d45afe9d/21b4c3ebe8a3437ba64fc8af2442b88e/FLAG871b896c0 [2021-11-23 15:39:39,055 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:39,060 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/sv-benchmarks/c/pthread-wmm/mix016_power.opt_rmo.opt.i [2021-11-23 15:39:39,074 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/data/3d45afe9d/21b4c3ebe8a3437ba64fc8af2442b88e/FLAG871b896c0 [2021-11-23 15:39:39,298 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/data/3d45afe9d/21b4c3ebe8a3437ba64fc8af2442b88e [2021-11-23 15:39:39,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:39,303 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:39,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:39,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:39,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:39,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:39" (1/1) ... [2021-11-23 15:39:39,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73adb620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:39, skipping insertion in model container [2021-11-23 15:39:39,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:39" (1/1) ... [2021-11-23 15:39:39,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:39,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:39,540 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_614eea01-823f-46a2-b821-a316632f8299/sv-benchmarks/c/pthread-wmm/mix016_power.opt_rmo.opt.i[1001,1014] [2021-11-23 15:39:39,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:39,758 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:39,774 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_614eea01-823f-46a2-b821-a316632f8299/sv-benchmarks/c/pthread-wmm/mix016_power.opt_rmo.opt.i[1001,1014] [2021-11-23 15:39:39,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:39,937 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:39,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:39 WrapperNode [2021-11-23 15:39:39,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:39,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:39,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:39,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:39,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:39" (1/1) ... [2021-11-23 15:39:39,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:39" (1/1) ... [2021-11-23 15:39:39,998 INFO L137 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 115 [2021-11-23 15:39:40,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:40,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:40,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:40,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:40,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:39" (1/1) ... [2021-11-23 15:39:40,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:39" (1/1) ... [2021-11-23 15:39:40,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:39" (1/1) ... [2021-11-23 15:39:40,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:39" (1/1) ... [2021-11-23 15:39:40,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:39" (1/1) ... [2021-11-23 15:39:40,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:39" (1/1) ... [2021-11-23 15:39:40,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:39" (1/1) ... [2021-11-23 15:39:40,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:39:40,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:39:40,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:39:40,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:39:40,092 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:39" (1/1) ... [2021-11-23 15:39:40,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:40,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:39:40,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:39:40,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:39:40,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:39:40,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:39:40,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:39:40,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:39:40,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:39:40,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:39:40,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:39:40,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:39:40,168 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:39:40,168 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:39:40,169 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:39:40,170 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:39:40,170 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:39:40,170 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:39:40,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:39:40,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:39:40,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:39:40,173 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 15:39:40,365 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:39:40,366 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:39:40,918 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:39:41,037 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:39:41,041 INFO L158 Benchmark]: Toolchain (without parser) took 1737.98ms. Allocated memory was 60.8MB in the beginning and 94.4MB in the end (delta: 33.6MB). Free memory was 37.0MB in the beginning and 58.8MB in the end (delta: -21.8MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2021-11-23 15:39:41,044 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 60.8MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:39:41,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 634.55ms. Allocated memory was 60.8MB in the beginning and 94.4MB in the end (delta: 33.6MB). Free memory was 36.9MB in the beginning and 63.3MB in the end (delta: -26.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:39:41,048 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.54ms. Allocated memory is still 94.4MB. Free memory was 63.3MB in the beginning and 60.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:39:41,048 INFO L158 Benchmark]: Boogie Preprocessor took 83.89ms. Allocated memory is still 94.4MB. Free memory was 60.8MB in the beginning and 58.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:39:41,049 INFO L158 Benchmark]: RCFGBuilder took 953.48ms. Allocated memory is still 94.4MB. Free memory was 58.2MB in the beginning and 58.8MB in the end (delta: -548.1kB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2021-11-23 15:39:41,053 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 60.8MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 634.55ms. Allocated memory was 60.8MB in the beginning and 94.4MB in the end (delta: 33.6MB). Free memory was 36.9MB in the beginning and 63.3MB in the end (delta: -26.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.54ms. Allocated memory is still 94.4MB. Free memory was 63.3MB in the beginning and 60.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.89ms. Allocated memory is still 94.4MB. Free memory was 60.8MB in the beginning and 58.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 953.48ms. Allocated memory is still 94.4MB. Free memory was 58.2MB in the beginning and 58.8MB in the end (delta: -548.1kB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:39:41,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_614eea01-823f-46a2-b821-a316632f8299/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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