./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg --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 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-b5237d8 [2022-11-21 22:36:27,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:36:27,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:36:27,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:36:27,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:36:27,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:36:27,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:36:27,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:36:27,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:36:27,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:36:27,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:36:27,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:36:27,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:36:27,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:36:27,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:36:27,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:36:27,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:36:27,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:36:27,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:36:27,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:36:27,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:36:27,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:36:27,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:36:27,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:36:27,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:36:27,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:36:27,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:36:27,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:36:27,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:36:27,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:36:27,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:36:27,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:36:27,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:36:27,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:36:27,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:36:27,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:36:27,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:36:27,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:36:27,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:36:27,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:36:27,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:36:27,159 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:36:27,180 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:36:27,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:36:27,182 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:36:27,182 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:36:27,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:36:27,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:36:27,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:36:27,183 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:36:27,184 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:36:27,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:36:27,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:36:27,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:36:27,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:36:27,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:36:27,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:36:27,185 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:36:27,185 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:36:27,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:36:27,186 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:36:27,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:36:27,186 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:36:27,186 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:36:27,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:36:27,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:36:27,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:36:27,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:36:27,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:36:27,188 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:36:27,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:36:27,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:36:27,188 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_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d [2022-11-21 22:36:27,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:36:27,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:36:27,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:36:27,529 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:36:27,530 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:36:27,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c [2022-11-21 22:36:30,532 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:36:30,726 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:36:30,726 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c [2022-11-21 22:36:30,732 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/data/e3a2c25ca/0b50eca2d48143858b3f799e065d1987/FLAG02ea7f2b3 [2022-11-21 22:36:30,749 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/data/e3a2c25ca/0b50eca2d48143858b3f799e065d1987 [2022-11-21 22:36:30,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:36:30,754 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:36:30,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:36:30,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:36:30,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:36:30,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:36:30" (1/1) ... [2022-11-21 22:36:30,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a7b7395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:30, skipping insertion in model container [2022-11-21 22:36:30,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:36:30" (1/1) ... [2022-11-21 22:36:30,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:36:30,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:36:31,007 WARN L237 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_1200c713-a57e-4521-8e81-c087dd64fe9a/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c[3526,3539] [2022-11-21 22:36:31,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:36:31,020 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:36:31,048 WARN L237 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_1200c713-a57e-4521-8e81-c087dd64fe9a/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c[3526,3539] [2022-11-21 22:36:31,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:36:31,064 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:36:31,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:31 WrapperNode [2022-11-21 22:36:31,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:36:31,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:36:31,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:36:31,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:36:31,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:31" (1/1) ... [2022-11-21 22:36:31,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:31" (1/1) ... [2022-11-21 22:36:31,106 INFO L138 Inliner]: procedures = 23, calls = 70, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 101 [2022-11-21 22:36:31,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:36:31,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:36:31,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:36:31,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:36:31,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:31" (1/1) ... [2022-11-21 22:36:31,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:31" (1/1) ... [2022-11-21 22:36:31,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:31" (1/1) ... [2022-11-21 22:36:31,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:31" (1/1) ... [2022-11-21 22:36:31,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:31" (1/1) ... [2022-11-21 22:36:31,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:31" (1/1) ... [2022-11-21 22:36:31,132 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:31" (1/1) ... [2022-11-21 22:36:31,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:31" (1/1) ... [2022-11-21 22:36:31,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:36:31,138 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:36:31,138 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:36:31,138 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:36:31,139 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:31" (1/1) ... [2022-11-21 22:36:31,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:36:31,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:36:31,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:36:31,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:36:31,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:36:31,209 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 22:36:31,210 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 22:36:31,210 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 22:36:31,210 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 22:36:31,210 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 22:36:31,210 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 22:36:31,210 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 22:36:31,211 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 22:36:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:36:31,211 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:36:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:36:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:36:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:36:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 22:36:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 22:36:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:36:31,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:36:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:36:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:36:31,214 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:36:31,319 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:36:31,321 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:36:31,724 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:36:31,896 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:36:31,897 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:36:31,898 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-11-21 22:36:31,899 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) [2022-11-21 22:36:31,903 INFO L158 Benchmark]: Toolchain (without parser) took 1148.82ms. Allocated memory is still 163.6MB. Free memory was 134.9MB in the beginning and 90.8MB in the end (delta: 44.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-11-21 22:36:31,904 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 130.0MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:36:31,905 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.38ms. Allocated memory is still 163.6MB. Free memory was 134.9MB in the beginning and 123.1MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:36:31,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.11ms. Allocated memory is still 163.6MB. Free memory was 123.1MB in the beginning and 121.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:36:31,906 INFO L158 Benchmark]: Boogie Preprocessor took 29.82ms. Allocated memory is still 163.6MB. Free memory was 121.0MB in the beginning and 119.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:36:31,907 INFO L158 Benchmark]: RCFGBuilder took 764.04ms. Allocated memory is still 163.6MB. Free memory was 119.4MB in the beginning and 90.8MB in the end (delta: 28.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-21 22:36:31,910 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 130.0MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.38ms. Allocated memory is still 163.6MB. Free memory was 134.9MB in the beginning and 123.1MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.11ms. Allocated memory is still 163.6MB. Free memory was 123.1MB in the beginning and 121.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.82ms. Allocated memory is still 163.6MB. Free memory was 121.0MB in the beginning and 119.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 764.04ms. Allocated memory is still 163.6MB. Free memory was 119.4MB in the beginning and 90.8MB in the end (delta: 28.6MB). Peak memory consumption was 29.4MB. 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. [2022-11-21 22:36:31,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg --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 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-b5237d8 [2022-11-21 22:36:34,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:36:34,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:36:34,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:36:34,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:36:34,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:36:34,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:36:34,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:36:34,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:36:34,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:36:34,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:36:34,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:36:34,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:36:34,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:36:34,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:36:34,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:36:34,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:36:34,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:36:34,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:36:34,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:36:34,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:36:34,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:36:34,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:36:34,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:36:34,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:36:34,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:36:34,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:36:34,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:36:34,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:36:34,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:36:34,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:36:34,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:36:34,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:36:34,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:36:34,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:36:34,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:36:34,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:36:34,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:36:34,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:36:34,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:36:34,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:36:34,530 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:36:34,573 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:36:34,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:36:34,575 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:36:34,576 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:36:34,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:36:34,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:36:34,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:36:34,577 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:36:34,577 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:36:34,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:36:34,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:36:34,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:36:34,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:36:34,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:36:34,579 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:36:34,580 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:36:34,580 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:36:34,580 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:36:34,580 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:36:34,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:36:34,581 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:36:34,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:36:34,581 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:36:34,581 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:36:34,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:36:34,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:36:34,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:36:34,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:36:34,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:36:34,583 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:36:34,583 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:36:34,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:36:34,583 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:36:34,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:36:34,584 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_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d [2022-11-21 22:36:34,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:36:34,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:36:35,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:36:35,002 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:36:35,002 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:36:35,004 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c [2022-11-21 22:36:38,025 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:36:38,312 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:36:38,313 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c [2022-11-21 22:36:38,320 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/data/afe669783/b5316d95bfc44ebc9ae43c3fa8b099b8/FLAGd3f468bc8 [2022-11-21 22:36:38,339 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/data/afe669783/b5316d95bfc44ebc9ae43c3fa8b099b8 [2022-11-21 22:36:38,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:36:38,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:36:38,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:36:38,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:36:38,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:36:38,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@deafd74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38, skipping insertion in model container [2022-11-21 22:36:38,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:36:38,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:36:38,551 WARN L237 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_1200c713-a57e-4521-8e81-c087dd64fe9a/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c[3526,3539] [2022-11-21 22:36:38,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:36:38,568 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:36:38,596 WARN L237 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_1200c713-a57e-4521-8e81-c087dd64fe9a/sv-benchmarks/c/weaver/parallel-ticket-4.wvr.c[3526,3539] [2022-11-21 22:36:38,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:36:38,613 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:36:38,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38 WrapperNode [2022-11-21 22:36:38,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:36:38,615 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:36:38,616 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:36:38,616 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:36:38,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,654 INFO L138 Inliner]: procedures = 25, calls = 70, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2022-11-21 22:36:38,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:36:38,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:36:38,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:36:38,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:36:38,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,681 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:36:38,686 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:36:38,686 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:36:38,686 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:36:38,687 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:36:38" (1/1) ... [2022-11-21 22:36:38,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:36:38,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:36:38,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:36:38,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:36:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:36:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 22:36:38,792 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 22:36:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 22:36:38,792 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 22:36:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 22:36:38,794 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 22:36:38,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:36:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 22:36:38,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 22:36:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:36:38,795 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:36:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:36:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 22:36:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 22:36:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:36:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:36:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:36:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:36:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:36:38,798 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:36:38,950 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:36:38,955 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:36:39,473 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:36:39,636 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:36:39,637 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:36:39,638 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-11-21 22:36:39,642 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) [2022-11-21 22:36:39,647 INFO L158 Benchmark]: Toolchain (without parser) took 1303.72ms. Allocated memory is still 86.0MB. Free memory was 63.7MB in the beginning and 41.1MB in the end (delta: 22.6MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2022-11-21 22:36:39,648 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 86.0MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:36:39,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.33ms. Allocated memory is still 86.0MB. Free memory was 63.6MB in the beginning and 51.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:36:39,651 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.02ms. Allocated memory is still 86.0MB. Free memory was 51.2MB in the beginning and 49.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:36:39,651 INFO L158 Benchmark]: Boogie Preprocessor took 30.20ms. Allocated memory is still 86.0MB. Free memory was 49.5MB in the beginning and 48.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:36:39,653 INFO L158 Benchmark]: RCFGBuilder took 960.05ms. Allocated memory is still 86.0MB. Free memory was 47.8MB in the beginning and 41.1MB in the end (delta: 6.8MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2022-11-21 22:36:39,656 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 86.0MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.33ms. Allocated memory is still 86.0MB. Free memory was 63.6MB in the beginning and 51.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.02ms. Allocated memory is still 86.0MB. Free memory was 51.2MB in the beginning and 49.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.20ms. Allocated memory is still 86.0MB. Free memory was 49.5MB in the beginning and 48.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 960.05ms. Allocated memory is still 86.0MB. Free memory was 47.8MB in the beginning and 41.1MB in the end (delta: 6.8MB). Peak memory consumption was 12.8MB. 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. [2022-11-21 22:36:39,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1200c713-a57e-4521-8e81-c087dd64fe9a/bin/ukojak-jW3SillKbg/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?