./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-divine/ring_2w1r-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-divine/ring_2w1r-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 509c3c8c1895397e4c0d03f6462ad0ca0ed3ce99b40d08b775ab8473dba5ee1f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 06:37:39,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:37:39,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:37:40,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:37:40,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:37:40,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:37:40,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:37:40,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:37:40,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:37:40,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:37:40,051 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:37:40,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:37:40,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:37:40,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:37:40,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:37:40,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:37:40,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:37:40,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:37:40,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:37:40,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:37:40,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:37:40,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:37:40,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:37:40,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:37:40,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:37:40,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:37:40,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:37:40,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:37:40,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:37:40,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:37:40,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:37:40,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:37:40,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:37:40,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:37:40,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:37:40,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:37:40,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:37:40,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:37:40,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:37:40,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:37:40,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:37:40,101 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-16 06:37:40,141 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:37:40,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:37:40,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:37:40,143 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:37:40,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:37:40,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:37:40,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:37:40,144 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 06:37:40,145 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 06:37:40,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 06:37:40,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 06:37:40,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:37:40,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:37:40,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:37:40,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:37:40,147 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-16 06:37:40,147 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 06:37:40,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:37:40,148 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:37:40,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:37:40,148 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:37:40,148 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:37:40,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:37:40,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:37:40,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:37:40,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:37:40,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:37:40,150 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 06:37:40,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 06:37:40,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:37:40,152 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 509c3c8c1895397e4c0d03f6462ad0ca0ed3ce99b40d08b775ab8473dba5ee1f [2022-11-16 06:37:40,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:37:40,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:37:40,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:37:40,507 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:37:40,508 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:37:40,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2022-11-16 06:37:40,578 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/data/983010468/8b14a2b4f98f495c821631ac8f547f90/FLAGddc6c40b4 [2022-11-16 06:37:41,106 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:37:41,107 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2022-11-16 06:37:41,132 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/data/983010468/8b14a2b4f98f495c821631ac8f547f90/FLAGddc6c40b4 [2022-11-16 06:37:41,405 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/data/983010468/8b14a2b4f98f495c821631ac8f547f90 [2022-11-16 06:37:41,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:37:41,411 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:37:41,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:37:41,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:37:41,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:37:41,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:37:41" (1/1) ... [2022-11-16 06:37:41,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4641780c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:41, skipping insertion in model container [2022-11-16 06:37:41,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:37:41" (1/1) ... [2022-11-16 06:37:41,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:37:41,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:37:41,744 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 06:37:42,061 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[39095,39108] [2022-11-16 06:37:42,064 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[39180,39193] [2022-11-16 06:37:42,065 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[39232,39245] [2022-11-16 06:37:42,121 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[49388,49401] [2022-11-16 06:37:42,122 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[49437,49450] [2022-11-16 06:37:42,124 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[49565,49578] [2022-11-16 06:37:42,125 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[49623,49636] [2022-11-16 06:37:42,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:37:42,140 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:37:42,150 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 06:37:42,173 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[39095,39108] [2022-11-16 06:37:42,174 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[39180,39193] [2022-11-16 06:37:42,175 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[39232,39245] [2022-11-16 06:37:42,199 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[49388,49401] [2022-11-16 06:37:42,213 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[49437,49450] [2022-11-16 06:37:42,215 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[49565,49578] [2022-11-16 06:37:42,216 WARN L229 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_c9200369-b41a-4502-a08a-f49c29a5d5bd/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i[49623,49636] [2022-11-16 06:37:42,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:37:42,281 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:37:42,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:42 WrapperNode [2022-11-16 06:37:42,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:37:42,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:37:42,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:37:42,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:37:42,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:42" (1/1) ... [2022-11-16 06:37:42,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:42" (1/1) ... [2022-11-16 06:37:42,331 INFO L138 Inliner]: procedures = 310, calls = 70, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 141 [2022-11-16 06:37:42,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:37:42,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:37:42,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:37:42,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:37:42,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:42" (1/1) ... [2022-11-16 06:37:42,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:42" (1/1) ... [2022-11-16 06:37:42,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:42" (1/1) ... [2022-11-16 06:37:42,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:42" (1/1) ... [2022-11-16 06:37:42,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:42" (1/1) ... [2022-11-16 06:37:42,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:42" (1/1) ... [2022-11-16 06:37:42,391 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:42" (1/1) ... [2022-11-16 06:37:42,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:42" (1/1) ... [2022-11-16 06:37:42,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:37:42,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:37:42,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:37:42,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:37:42,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:37:42" (1/1) ... [2022-11-16 06:37:42,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:37:42,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:37:42,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:37:42,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:37:42,511 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2022-11-16 06:37:42,512 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2022-11-16 06:37:42,512 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2022-11-16 06:37:42,513 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2022-11-16 06:37:42,513 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2022-11-16 06:37:42,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2022-11-16 06:37:42,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 06:37:42,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 06:37:42,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 06:37:42,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 06:37:42,514 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2022-11-16 06:37:42,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2022-11-16 06:37:42,514 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 06:37:42,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 06:37:42,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 06:37:42,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:37:42,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:37:42,517 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 06:37:42,733 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:37:42,748 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:37:43,250 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:37:43,261 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:37:43,265 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-16 06:37:43,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:37:43 BoogieIcfgContainer [2022-11-16 06:37:43,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:37:43,270 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:37:43,270 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:37:43,280 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:37:43,280 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:37:43" (1/1) ... [2022-11-16 06:37:43,281 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2022-11-16 06:37:43,294 INFO L158 Benchmark]: Toolchain (without parser) took 1880.59ms. Allocated memory is still 134.2MB. Free memory was 93.2MB in the beginning and 55.1MB in the end (delta: 38.1MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2022-11-16 06:37:43,294 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory is still 113.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:37:43,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 867.66ms. Allocated memory is still 134.2MB. Free memory was 92.9MB in the beginning and 85.6MB in the end (delta: 7.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 06:37:43,297 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.66ms. Allocated memory is still 134.2MB. Free memory was 85.6MB in the beginning and 82.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 06:37:43,299 INFO L158 Benchmark]: Boogie Preprocessor took 76.42ms. Allocated memory is still 134.2MB. Free memory was 82.7MB in the beginning and 80.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:37:43,299 INFO L158 Benchmark]: RCFGBuilder took 859.11ms. Allocated memory is still 134.2MB. Free memory was 80.5MB in the beginning and 56.2MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-16 06:37:43,300 INFO L158 Benchmark]: CodeCheck took 21.20ms. Allocated memory is still 134.2MB. Free memory was 56.1MB in the beginning and 55.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:37:43,306 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory is still 113.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 867.66ms. Allocated memory is still 134.2MB. Free memory was 92.9MB in the beginning and 85.6MB in the end (delta: 7.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.66ms. Allocated memory is still 134.2MB. Free memory was 85.6MB in the beginning and 82.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.42ms. Allocated memory is still 134.2MB. Free memory was 82.7MB in the beginning and 80.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 859.11ms. Allocated memory is still 134.2MB. Free memory was 80.5MB in the beginning and 56.2MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 21.20ms. Allocated memory is still 134.2MB. Free memory was 56.1MB in the beginning and 55.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:37:43,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/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 No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9200369-b41a-4502-a08a-f49c29a5d5bd/bin/ukojak-CydTVMUXoH/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported