./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB --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 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d --- 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-dbf71c6-m [2022-10-17 16:37:12,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:12,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:12,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:12,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:12,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:12,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:12,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:12,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:12,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:12,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:12,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:12,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:12,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:12,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:12,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:12,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:12,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:12,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:12,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:12,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:12,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:12,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:12,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:12,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:12,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:12,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:12,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:12,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:12,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:12,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:12,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:12,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:12,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:12,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:12,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:12,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:12,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:12,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:12,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:12,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:12,182 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:37:12,228 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:12,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:12,230 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:37:12,230 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:37:12,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:12,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:12,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:12,232 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:12,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:37:12,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:12,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:12,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:37:12,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:12,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:37:12,235 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:12,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:37:12,235 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:12,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:37:12,236 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:12,236 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:12,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:12,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:12,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:12,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:12,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:37:12,253 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:37:12,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:37:12,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:37:12,254 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_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d [2022-10-17 16:37:12,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:12,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:12,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:12,597 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:12,598 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:12,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c [2022-10-17 16:37:12,682 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/data/8f76204f4/0b259b67249f48fcab65367814e6d85f/FLAG703b6870d [2022-10-17 16:37:13,259 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:13,260 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c [2022-10-17 16:37:13,270 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/data/8f76204f4/0b259b67249f48fcab65367814e6d85f/FLAG703b6870d [2022-10-17 16:37:13,605 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/data/8f76204f4/0b259b67249f48fcab65367814e6d85f [2022-10-17 16:37:13,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:13,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:13,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:13,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:13,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:13,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:13" (1/1) ... [2022-10-17 16:37:13,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7152b742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:13, skipping insertion in model container [2022-10-17 16:37:13,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:13" (1/1) ... [2022-10-17 16:37:13,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:13,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:13,936 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_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c[3526,3539] [2022-10-17 16:37:13,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:13,952 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:13,996 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_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c[3526,3539] [2022-10-17 16:37:14,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:14,028 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:14,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:14 WrapperNode [2022-10-17 16:37:14,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:14,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:14,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:14,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:14,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:14" (1/1) ... [2022-10-17 16:37:14,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:14" (1/1) ... [2022-10-17 16:37:14,118 INFO L138 Inliner]: procedures = 23, calls = 70, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 101 [2022-10-17 16:37:14,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:14,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:14,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:14,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:14,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:14" (1/1) ... [2022-10-17 16:37:14,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:14" (1/1) ... [2022-10-17 16:37:14,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:14" (1/1) ... [2022-10-17 16:37:14,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:14" (1/1) ... [2022-10-17 16:37:14,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:14" (1/1) ... [2022-10-17 16:37:14,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:14" (1/1) ... [2022-10-17 16:37:14,179 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:14" (1/1) ... [2022-10-17 16:37:14,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:14" (1/1) ... [2022-10-17 16:37:14,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:14,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:14,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:14,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:14,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:14" (1/1) ... [2022-10-17 16:37:14,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:14,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:14,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:14,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:14,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:37:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:37:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:37:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:37:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:37:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:37:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-10-17 16:37:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-10-17 16:37:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:37:14,308 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:37:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:37:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:37:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:37:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:37:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:37:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:37:14,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:37:14,312 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:37:14,468 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:14,470 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:14,922 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:15,106 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:15,106 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:37:15,107 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-10-17 16:37:15,112 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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) [2022-10-17 16:37:15,120 INFO L158 Benchmark]: Toolchain (without parser) took 1506.71ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 45.1MB in the beginning and 84.5MB in the end (delta: -39.4MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2022-10-17 16:37:15,120 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 86.0MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:37:15,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.69ms. Allocated memory is still 86.0MB. Free memory was 44.9MB in the beginning and 57.2MB in the end (delta: -12.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:37:15,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.57ms. Allocated memory is still 86.0MB. Free memory was 57.2MB in the beginning and 55.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:37:15,125 INFO L158 Benchmark]: Boogie Preprocessor took 67.01ms. Allocated memory is still 86.0MB. Free memory was 55.4MB in the beginning and 54.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:37:15,127 INFO L158 Benchmark]: RCFGBuilder took 927.35ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 54.0MB in the beginning and 84.5MB in the end (delta: -30.5MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2022-10-17 16:37:15,137 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 86.0MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.69ms. Allocated memory is still 86.0MB. Free memory was 44.9MB in the beginning and 57.2MB in the end (delta: -12.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.57ms. Allocated memory is still 86.0MB. Free memory was 57.2MB in the beginning and 55.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.01ms. Allocated memory is still 86.0MB. Free memory was 55.4MB in the beginning and 54.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 927.35ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 54.0MB in the beginning and 84.5MB in the end (delta: -30.5MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:37:15,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/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 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_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB --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 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d --- 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-dbf71c6-m [2022-10-17 16:37:17,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:17,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:17,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:17,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:17,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:17,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:17,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:17,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:17,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:17,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:17,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:17,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:17,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:17,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:17,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:17,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:17,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:17,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:17,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:17,696 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:17,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:17,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:17,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:17,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:17,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:17,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:17,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:17,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:17,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:17,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:17,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:17,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:17,723 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:17,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:17,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:17,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:17,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:17,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:17,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:17,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:17,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:37:17,790 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:17,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:17,792 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:37:17,792 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:37:17,794 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:17,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:17,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:17,795 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:17,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:17,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:17,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:37:17,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:17,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:37:17,797 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:37:17,797 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:37:17,797 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:37:17,798 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:17,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:37:17,798 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:17,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:37:17,798 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:17,798 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:17,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:17,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:17,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:17,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:17,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:37:17,800 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:37:17,800 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:37:17,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:37:17,800 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:37:17,800 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:37:17,801 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_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d [2022-10-17 16:37:18,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:18,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:18,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:18,221 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:18,222 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:18,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c [2022-10-17 16:37:18,293 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/data/c568d3ecc/4bd98faf60014acfb6628eb4d37cf58c/FLAGeec68aded [2022-10-17 16:37:18,825 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:18,826 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c [2022-10-17 16:37:18,835 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/data/c568d3ecc/4bd98faf60014acfb6628eb4d37cf58c/FLAGeec68aded [2022-10-17 16:37:19,187 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/data/c568d3ecc/4bd98faf60014acfb6628eb4d37cf58c [2022-10-17 16:37:19,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:19,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:19,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:19,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:19,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:19,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1954bb67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19, skipping insertion in model container [2022-10-17 16:37:19,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:19,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:19,420 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_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c[3526,3539] [2022-10-17 16:37:19,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:19,435 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:19,508 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_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c[3526,3539] [2022-10-17 16:37:19,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:19,525 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:19,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19 WrapperNode [2022-10-17 16:37:19,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:19,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:19,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:19,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:19,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,560 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,588 INFO L138 Inliner]: procedures = 25, calls = 70, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2022-10-17 16:37:19,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:19,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:19,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:19,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:19,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,617 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:19,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:19,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:19,624 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:19,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:19" (1/1) ... [2022-10-17 16:37:19,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:19,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:19,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:19,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:19,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:37:19,708 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:37:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:37:19,708 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:37:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:37:19,709 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:37:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:37:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-10-17 16:37:19,709 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-10-17 16:37:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:37:19,709 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:37:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:37:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:37:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:37:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:37:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:19,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:37:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:37:19,712 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:37:19,860 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:19,864 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:20,271 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:20,386 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:20,387 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:37:20,387 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-10-17 16:37:20,388 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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) [2022-10-17 16:37:20,392 INFO L158 Benchmark]: Toolchain (without parser) took 1199.67ms. Allocated memory is still 58.7MB. Free memory was 35.2MB in the beginning and 26.7MB in the end (delta: 8.5MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-10-17 16:37:20,393 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 51.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:37:20,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.44ms. Allocated memory is still 58.7MB. Free memory was 34.9MB in the beginning and 40.3MB in the end (delta: -5.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:37:20,394 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.05ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 38.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:37:20,395 INFO L158 Benchmark]: Boogie Preprocessor took 32.91ms. Allocated memory is still 58.7MB. Free memory was 38.4MB in the beginning and 36.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:37:20,396 INFO L158 Benchmark]: RCFGBuilder took 767.12ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 26.7MB in the end (delta: 10.1MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2022-10-17 16:37:20,399 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 58.7MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 51.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.44ms. Allocated memory is still 58.7MB. Free memory was 34.9MB in the beginning and 40.3MB in the end (delta: -5.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.05ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 38.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.91ms. Allocated memory is still 58.7MB. Free memory was 38.4MB in the beginning and 36.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 767.12ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 26.7MB in the end (delta: 10.1MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:37:20,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b66c7ad-3004-44b5-9159-7dfe3e7ac6f8/bin/ukojak-92XMlrwhuB/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?