./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-prod-cons.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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/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 f9b434f3343269d91303305376bff127738dc22172486554888e346753333fd7 --- 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 16:39:46,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:46,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:46,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:46,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:46,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:46,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:46,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:46,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:46,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:46,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:46,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:46,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:46,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:46,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:46,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:46,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:46,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:46,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:46,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:46,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:46,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:46,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:46,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:46,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:46,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:46,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:46,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:46,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:46,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:46,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:46,185 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:46,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:46,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:46,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:46,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:46,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:46,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:46,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:46,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:46,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:46,198 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:39:46,226 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:46,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:46,228 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:46,228 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:46,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:46,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:46,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:46,229 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:46,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:46,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:46,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:46,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:46,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:46,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:46,231 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:46,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:46,231 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:46,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:46,232 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:46,232 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:46,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:46,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:46,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:46,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:46,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:46,233 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:46,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:46,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:46,234 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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9b434f3343269d91303305376bff127738dc22172486554888e346753333fd7 [2022-10-17 16:39:46,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:46,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:46,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:46,531 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:46,532 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:46,533 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2022-10-17 16:39:46,604 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/data/9d49b3b4e/d58ebb8cb6d04e8a8d02019ed5a0dee7/FLAG2fbfa558c [2022-10-17 16:39:47,101 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:47,106 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2022-10-17 16:39:47,115 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/data/9d49b3b4e/d58ebb8cb6d04e8a8d02019ed5a0dee7/FLAG2fbfa558c [2022-10-17 16:39:47,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/data/9d49b3b4e/d58ebb8cb6d04e8a8d02019ed5a0dee7 [2022-10-17 16:39:47,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:47,457 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:47,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:47,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:47,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:47,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@452cbec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47, skipping insertion in model container [2022-10-17 16:39:47,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:47,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:47,750 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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3056,3069] [2022-10-17 16:39:47,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:47,780 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:47,802 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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3056,3069] [2022-10-17 16:39:47,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:47,823 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:47,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47 WrapperNode [2022-10-17 16:39:47,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:47,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:47,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:47,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:47,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,870 INFO L138 Inliner]: procedures = 25, calls = 50, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2022-10-17 16:39:47,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:47,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:47,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:47,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:47,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,923 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:47,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:47,930 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:47,930 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:47,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:47" (1/1) ... [2022-10-17 16:39:47,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:47,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:47,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:47,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:39:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:39:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:39:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:39:48,008 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:39:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:39:48,009 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:39:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:39:48,009 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:39:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:39:48,010 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:39:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:39:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:39:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:39:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:39:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:48,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:39:48,013 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 16:39:48,114 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:48,116 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:48,456 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:48,616 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:48,616 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:39:48,617 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L56 is neither atomic block end nor a sink node. [2022-10-17 16:39:48,621 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 16:39:48,627 INFO L158 Benchmark]: Toolchain (without parser) took 1169.46ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 56.9MB in the beginning and 87.7MB in the end (delta: -30.8MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2022-10-17 16:39:48,632 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 92.3MB. Free memory was 62.0MB in the beginning and 61.9MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:48,633 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.70ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 56.7MB in the beginning and 83.6MB in the end (delta: -26.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:39:48,634 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.10ms. Allocated memory is still 111.1MB. Free memory was 83.6MB in the beginning and 81.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:39:48,636 INFO L158 Benchmark]: Boogie Preprocessor took 57.25ms. Allocated memory is still 111.1MB. Free memory was 81.7MB in the beginning and 80.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:48,637 INFO L158 Benchmark]: RCFGBuilder took 696.14ms. Allocated memory is still 111.1MB. Free memory was 80.2MB in the beginning and 87.7MB in the end (delta: -7.4MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2022-10-17 16:39:48,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 92.3MB. Free memory was 62.0MB in the beginning and 61.9MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.70ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 56.7MB in the beginning and 83.6MB in the end (delta: -26.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.10ms. Allocated memory is still 111.1MB. Free memory was 83.6MB in the beginning and 81.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.25ms. Allocated memory is still 111.1MB. Free memory was 81.7MB in the beginning and 80.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 696.14ms. Allocated memory is still 111.1MB. Free memory was 80.2MB in the beginning and 87.7MB in the end (delta: -7.4MB). Peak memory consumption was 27.7MB. 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 16:39:48,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/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 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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/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 f9b434f3343269d91303305376bff127738dc22172486554888e346753333fd7 --- 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 16:39:51,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:51,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:51,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:51,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:51,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:51,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:51,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:51,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:51,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:51,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:51,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:51,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:51,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:51,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:51,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:51,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:51,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:51,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:51,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:51,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:51,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:51,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:51,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:51,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:51,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:51,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:51,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:51,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:51,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:51,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:51,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:51,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:51,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:51,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:51,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:51,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:51,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:51,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:51,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:51,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:51,388 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:39:51,433 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:51,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:51,434 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:51,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:51,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:51,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:51,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:51,437 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:51,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:51,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:51,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:51,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:51,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:51,439 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:39:51,439 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:39:51,439 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:39:51,440 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:51,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:51,440 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:51,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:51,440 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:51,441 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:51,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:51,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:51,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:51,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:51,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:51,442 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:39:51,442 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:39:51,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:51,442 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:39:51,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:39:51,443 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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9b434f3343269d91303305376bff127738dc22172486554888e346753333fd7 [2022-10-17 16:39:51,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:51,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:51,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:51,884 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:51,885 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:51,886 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2022-10-17 16:39:51,959 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/data/24693d758/95ab873bc09c4be7a6b57ff3f9d1a0cc/FLAG4dfdd0e4f [2022-10-17 16:39:52,488 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:52,489 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2022-10-17 16:39:52,499 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/data/24693d758/95ab873bc09c4be7a6b57ff3f9d1a0cc/FLAG4dfdd0e4f [2022-10-17 16:39:52,822 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/data/24693d758/95ab873bc09c4be7a6b57ff3f9d1a0cc [2022-10-17 16:39:52,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:52,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:52,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:52,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:52,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:52,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:52" (1/1) ... [2022-10-17 16:39:52,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15507356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:52, skipping insertion in model container [2022-10-17 16:39:52,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:52" (1/1) ... [2022-10-17 16:39:52,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:52,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:53,111 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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3056,3069] [2022-10-17 16:39:53,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:53,186 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 16:39:53,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:53,267 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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3056,3069] [2022-10-17 16:39:53,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:53,285 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:53,332 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_5725f47d-4f7a-417a-bc5c-dacfad3b425f/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3056,3069] [2022-10-17 16:39:53,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:53,364 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:53,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:53 WrapperNode [2022-10-17 16:39:53,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:53,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:53,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:53,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:53,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:53" (1/1) ... [2022-10-17 16:39:53,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:53" (1/1) ... [2022-10-17 16:39:53,437 INFO L138 Inliner]: procedures = 27, calls = 50, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2022-10-17 16:39:53,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:53,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:53,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:53,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:53,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:53" (1/1) ... [2022-10-17 16:39:53,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:53" (1/1) ... [2022-10-17 16:39:53,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:53" (1/1) ... [2022-10-17 16:39:53,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:53" (1/1) ... [2022-10-17 16:39:53,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:53" (1/1) ... [2022-10-17 16:39:53,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:53" (1/1) ... [2022-10-17 16:39:53,499 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:53" (1/1) ... [2022-10-17 16:39:53,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:53" (1/1) ... [2022-10-17 16:39:53,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:53,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:53,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:53,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:53,519 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:53" (1/1) ... [2022-10-17 16:39:53,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:53,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:53,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:53,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:53,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:53,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:39:53,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:39:53,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:39:53,619 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:39:53,620 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:39:53,620 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:39:53,620 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:39:53,621 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-17 16:39:53,621 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-17 16:39:53,621 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:39:53,621 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:39:53,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:39:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:39:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:39:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:53,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:39:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:39:53,624 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 16:39:53,735 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:53,737 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:54,169 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:54,413 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:54,413 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:39:54,414 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L56 is neither atomic block end nor a sink node. [2022-10-17 16:39:54,415 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 16:39:54,419 INFO L158 Benchmark]: Toolchain (without parser) took 1589.94ms. Allocated memory is still 65.0MB. Free memory was 44.2MB in the beginning and 32.9MB in the end (delta: 11.3MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-10-17 16:39:54,420 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:54,421 INFO L158 Benchmark]: CACSL2BoogieTranslator took 533.55ms. Allocated memory is still 65.0MB. Free memory was 44.1MB in the beginning and 45.4MB in the end (delta: -1.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:39:54,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.80ms. Allocated memory is still 65.0MB. Free memory was 45.3MB in the beginning and 43.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:39:54,422 INFO L158 Benchmark]: Boogie Preprocessor took 72.64ms. Allocated memory is still 65.0MB. Free memory was 43.4MB in the beginning and 41.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:39:54,423 INFO L158 Benchmark]: RCFGBuilder took 905.28ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 32.9MB in the end (delta: 8.8MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2022-10-17 16:39:54,427 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 533.55ms. Allocated memory is still 65.0MB. Free memory was 44.1MB in the beginning and 45.4MB in the end (delta: -1.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.80ms. Allocated memory is still 65.0MB. Free memory was 45.3MB in the beginning and 43.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.64ms. Allocated memory is still 65.0MB. Free memory was 43.4MB in the beginning and 41.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 905.28ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 32.9MB in the end (delta: 8.8MB). Peak memory consumption was 18.7MB. 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 16:39:54,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5725f47d-4f7a-417a-bc5c-dacfad3b425f/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?