./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/dekker.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker.i -s /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak --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 b09e522566a82367f1e090dbdcfe12204e8a578a ............................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker.i -s /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak --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 b09e522566a82367f1e090dbdcfe12204e8a578a ................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:30:47,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:30:47,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:30:47,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:30:47,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:30:47,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:30:47,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:30:47,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:30:47,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:30:47,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:30:47,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:30:47,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:30:47,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:30:47,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:30:47,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:30:47,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:30:47,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:30:47,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:30:47,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:30:47,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:30:47,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:30:47,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:30:47,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:30:47,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:30:47,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:30:47,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:30:47,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:30:47,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:30:47,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:30:47,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:30:47,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:30:47,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:30:47,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:30:47,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:30:47,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:30:47,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:30:48,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:30:48,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:30:48,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:30:48,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:30:48,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:30:48,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 00:30:48,044 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:30:48,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:30:48,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:30:48,046 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:30:48,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:30:48,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:30:48,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:30:48,047 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:30:48,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:30:48,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:30:48,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:30:48,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:30:48,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:30:48,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:30:48,050 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:30:48,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:30:48,050 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:30:48,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:30:48,051 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:30:48,051 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:30:48,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:30:48,052 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:30:48,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:30:48,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:30:48,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:30:48,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:30:48,053 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:30:48,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:30:48,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:30:48,053 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-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b09e522566a82367f1e090dbdcfe12204e8a578a [2020-11-30 00:30:48,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:30:48,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:30:48,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:30:48,380 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:30:48,382 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:30:48,383 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/dekker.i [2020-11-30 00:30:48,461 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/data/43c8ff594/14a0b35b965f42eca959e06362c7f50c/FLAGfc87eac3b [2020-11-30 00:30:49,000 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:30:49,001 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/sv-benchmarks/c/pthread-atomic/dekker.i [2020-11-30 00:30:49,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/data/43c8ff594/14a0b35b965f42eca959e06362c7f50c/FLAGfc87eac3b [2020-11-30 00:30:49,306 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/data/43c8ff594/14a0b35b965f42eca959e06362c7f50c [2020-11-30 00:30:49,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:30:49,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:30:49,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:30:49,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:30:49,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:30:49,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:30:49" (1/1) ... [2020-11-30 00:30:49,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47dd63da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:49, skipping insertion in model container [2020-11-30 00:30:49,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:30:49" (1/1) ... [2020-11-30 00:30:49,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:30:49,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:30:49,600 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 00:30:49,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:30:49,749 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:30:49,779 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 00:30:49,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:30:49,913 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:30:49,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:49 WrapperNode [2020-11-30 00:30:49,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:30:49,917 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:30:49,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:30:49,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:30:49,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:49" (1/1) ... [2020-11-30 00:30:49,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:49" (1/1) ... [2020-11-30 00:30:49,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:30:49,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:30:49,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:30:49,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:30:49,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:49" (1/1) ... [2020-11-30 00:30:49,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:49" (1/1) ... [2020-11-30 00:30:50,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:49" (1/1) ... [2020-11-30 00:30:50,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:49" (1/1) ... [2020-11-30 00:30:50,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:49" (1/1) ... [2020-11-30 00:30:50,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:49" (1/1) ... [2020-11-30 00:30:50,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:49" (1/1) ... [2020-11-30 00:30:50,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:30:50,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:30:50,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:30:50,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:30:50,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:30:50,088 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-30 00:30:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-30 00:30:50,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 00:30:50,089 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-11-30 00:30:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-11-30 00:30:50,090 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-30 00:30:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-30 00:30:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 00:30:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-30 00:30:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:30:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 00:30:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:30:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-30 00:30:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:30:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:30:50,094 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 00:30:50,588 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:30:50,589 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-30 00:30:50,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:30:50 BoogieIcfgContainer [2020-11-30 00:30:50,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:30:50,594 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 00:30:50,594 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 00:30:50,605 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 00:30:50,605 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:30:50" (1/1) ... [2020-11-30 00:30:50,606 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2020-11-30 00:30:50,616 INFO L168 Benchmark]: Toolchain (without parser) took 1304.32 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 66.1 MB in the beginning and 76.2 MB in the end (delta: -10.1 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:50,618 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 96.5 MB. Free memory was 55.5 MB in the beginning and 55.5 MB in the end (delta: 49.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:30:50,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.37 ms. Allocated memory is still 96.5 MB. Free memory was 65.9 MB in the beginning and 53.4 MB in the end (delta: 12.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:50,621 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.25 ms. Allocated memory is still 96.5 MB. Free memory was 53.1 MB in the beginning and 51.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:50,622 INFO L168 Benchmark]: Boogie Preprocessor took 32.01 ms. Allocated memory is still 96.5 MB. Free memory was 51.2 MB in the beginning and 49.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:50,623 INFO L168 Benchmark]: RCFGBuilder took 572.49 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 49.9 MB in the beginning and 77.0 MB in the end (delta: -27.1 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:50,624 INFO L168 Benchmark]: CodeCheck took 19.06 ms. Allocated memory is still 117.4 MB. Free memory was 77.0 MB in the beginning and 76.2 MB in the end (delta: 787.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:50,630 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 96.5 MB. Free memory was 55.5 MB in the beginning and 55.5 MB in the end (delta: 49.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 596.37 ms. Allocated memory is still 96.5 MB. Free memory was 65.9 MB in the beginning and 53.4 MB in the end (delta: 12.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 70.25 ms. Allocated memory is still 96.5 MB. Free memory was 53.1 MB in the beginning and 51.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 32.01 ms. Allocated memory is still 96.5 MB. Free memory was 51.2 MB in the beginning and 49.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 572.49 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 49.9 MB in the beginning and 77.0 MB in the end (delta: -27.1 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * CodeCheck took 19.06 ms. Allocated memory is still 117.4 MB. Free memory was 77.0 MB in the beginning and 76.2 MB in the end (delta: 787.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:30:53,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:30:53,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:30:53,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:30:53,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:30:53,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:30:53,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:30:53,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:30:53,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:30:53,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:30:53,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:30:53,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:30:53,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:30:53,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:30:53,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:30:53,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:30:53,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:30:53,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:30:53,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:30:53,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:30:53,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:30:53,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:30:53,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:30:53,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:30:53,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:30:53,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:30:53,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:30:53,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:30:53,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:30:53,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:30:53,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:30:53,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:30:53,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:30:53,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:30:53,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:30:53,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:30:53,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:30:53,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:30:53,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:30:53,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:30:53,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:30:53,229 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-30 00:30:53,281 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:30:53,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:30:53,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:30:53,282 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:30:53,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:30:53,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:30:53,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:30:53,284 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:30:53,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:30:53,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:30:53,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:30:53,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:30:53,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:30:53,285 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 00:30:53,286 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:30:53,286 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:30:53,286 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:30:53,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:30:53,286 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:30:53,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:30:53,287 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:30:53,287 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:30:53,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:30:53,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:30:53,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:30:53,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:30:53,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:30:53,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:30:53,293 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 00:30:53,293 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:30:53,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:30:53,293 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-30 00:30:53,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:30:53,313 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-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b09e522566a82367f1e090dbdcfe12204e8a578a [2020-11-30 00:30:53,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:30:53,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:30:53,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:30:53,725 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:30:53,726 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:30:53,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/dekker.i [2020-11-30 00:30:53,795 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/data/5f194e2ae/5e1e7b01b921490d8d22fdffe250588b/FLAG3af0336d4 [2020-11-30 00:30:54,333 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:30:54,345 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/sv-benchmarks/c/pthread-atomic/dekker.i [2020-11-30 00:30:54,364 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/data/5f194e2ae/5e1e7b01b921490d8d22fdffe250588b/FLAG3af0336d4 [2020-11-30 00:30:54,641 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/data/5f194e2ae/5e1e7b01b921490d8d22fdffe250588b [2020-11-30 00:30:54,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:30:54,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:30:54,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:30:54,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:30:54,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:30:54,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:30:54" (1/1) ... [2020-11-30 00:30:54,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d048d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:54, skipping insertion in model container [2020-11-30 00:30:54,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:30:54" (1/1) ... [2020-11-30 00:30:54,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:30:54,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:30:54,909 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 00:30:55,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:30:55,068 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:30:55,084 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 00:30:55,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:30:55,197 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:30:55,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:55 WrapperNode [2020-11-30 00:30:55,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:30:55,199 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:30:55,199 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:30:55,199 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:30:55,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:55" (1/1) ... [2020-11-30 00:30:55,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:55" (1/1) ... [2020-11-30 00:30:55,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:30:55,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:30:55,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:30:55,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:30:55,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:55" (1/1) ... [2020-11-30 00:30:55,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:55" (1/1) ... [2020-11-30 00:30:55,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:55" (1/1) ... [2020-11-30 00:30:55,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:55" (1/1) ... [2020-11-30 00:30:55,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:55" (1/1) ... [2020-11-30 00:30:55,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:55" (1/1) ... [2020-11-30 00:30:55,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:55" (1/1) ... [2020-11-30 00:30:55,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:30:55,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:30:55,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:30:55,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:30:55,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:30:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb3b194f-d1b8-4749-bc76-4770c9a3aa8f/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:30:55,377 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-30 00:30:55,378 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-30 00:30:55,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 00:30:55,381 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-11-30 00:30:55,381 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-11-30 00:30:55,381 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-30 00:30:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-30 00:30:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-30 00:30:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:30:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 00:30:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 00:30:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 00:30:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-30 00:30:55,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:30:55,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:30:55,385 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 00:30:55,871 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:30:55,873 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-30 00:30:55,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:30:55 BoogieIcfgContainer [2020-11-30 00:30:55,878 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:30:55,879 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 00:30:55,879 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 00:30:55,889 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 00:30:55,889 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:30:55" (1/1) ... [2020-11-30 00:30:55,890 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2020-11-30 00:30:55,897 INFO L168 Benchmark]: Toolchain (without parser) took 1247.90 ms. Allocated memory is still 81.8 MB. Free memory was 46.7 MB in the beginning and 38.7 MB in the end (delta: 8.0 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:55,899 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 81.8 MB. Free memory was 64.5 MB in the beginning and 64.5 MB in the end (delta: 71.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:30:55,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 545.45 ms. Allocated memory is still 81.8 MB. Free memory was 46.5 MB in the beginning and 37.5 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:55,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.19 ms. Allocated memory is still 81.8 MB. Free memory was 37.3 MB in the beginning and 65.2 MB in the end (delta: -27.9 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:55,903 INFO L168 Benchmark]: Boogie Preprocessor took 35.56 ms. Allocated memory is still 81.8 MB. Free memory was 65.2 MB in the beginning and 63.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:55,904 INFO L168 Benchmark]: RCFGBuilder took 581.15 ms. Allocated memory is still 81.8 MB. Free memory was 63.5 MB in the beginning and 39.7 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:30:55,904 INFO L168 Benchmark]: CodeCheck took 15.80 ms. Allocated memory is still 81.8 MB. Free memory was 39.3 MB in the beginning and 38.7 MB in the end (delta: 657.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:30:55,916 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 81.8 MB. Free memory was 64.5 MB in the beginning and 64.5 MB in the end (delta: 71.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 545.45 ms. Allocated memory is still 81.8 MB. Free memory was 46.5 MB in the beginning and 37.5 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 54.19 ms. Allocated memory is still 81.8 MB. Free memory was 37.3 MB in the beginning and 65.2 MB in the end (delta: -27.9 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.56 ms. Allocated memory is still 81.8 MB. Free memory was 65.2 MB in the beginning and 63.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 581.15 ms. Allocated memory is still 81.8 MB. Free memory was 63.5 MB in the beginning and 39.7 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 15.80 ms. Allocated memory is still 81.8 MB. Free memory was 39.3 MB in the beginning and 38.7 MB in the end (delta: 657.8 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...