./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4 --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 c245694d80bb36f575f27eb50fa261b26ec38a4ced597397981ad6c6c7486707 --- 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-2329fc7 [2022-12-14 16:25:15,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:25:15,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:25:15,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:25:15,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:25:15,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:25:15,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:25:15,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:25:15,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:25:15,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:25:15,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:25:15,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:25:15,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:25:15,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:25:15,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:25:15,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:25:15,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:25:15,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:25:15,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:25:15,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:25:15,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:25:15,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:25:15,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:25:15,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:25:15,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:25:15,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:25:15,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:25:15,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:25:15,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:25:15,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:25:15,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:25:15,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:25:15,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:25:15,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:25:15,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:25:15,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:25:15,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:25:15,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:25:15,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:25:15,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:25:15,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:25:15,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 16:25:15,096 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:25:15,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:25:15,097 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:25:15,097 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:25:15,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:25:15,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:25:15,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:25:15,098 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:25:15,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:25:15,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:25:15,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:25:15,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:25:15,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:25:15,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:25:15,098 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:25:15,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:25:15,099 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:25:15,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:25:15,099 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:25:15,099 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:25:15,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:25:15,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:25:15,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:25:15,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:25:15,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:25:15,100 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 16:25:15,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:25:15,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:25:15,100 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_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c245694d80bb36f575f27eb50fa261b26ec38a4ced597397981ad6c6c7486707 [2022-12-14 16:25:15,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:25:15,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:25:15,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:25:15,304 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:25:15,305 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:25:15,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2022-12-14 16:25:17,966 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:25:18,093 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:25:18,093 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2022-12-14 16:25:18,098 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/data/16fe4ce7b/b3bf2ac2276f4adeac446c379631fcfa/FLAG07ed4576a [2022-12-14 16:25:18,110 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/data/16fe4ce7b/b3bf2ac2276f4adeac446c379631fcfa [2022-12-14 16:25:18,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:25:18,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:25:18,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:25:18,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:25:18,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:25:18,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@775abadd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18, skipping insertion in model container [2022-12-14 16:25:18,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:25:18,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:25:18,259 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:18,260 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:18,261 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:18,261 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:18,264 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:18,265 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:18,265 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:18,265 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:18,270 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_267746e2-2aee-4157-b961-840e208f150e/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c[2554,2567] [2022-12-14 16:25:18,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:25:18,280 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:25:18,289 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:18,290 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:18,290 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:18,290 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:18,291 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:18,291 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:18,292 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:18,292 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:18,295 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_267746e2-2aee-4157-b961-840e208f150e/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c[2554,2567] [2022-12-14 16:25:18,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:25:18,306 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:25:18,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18 WrapperNode [2022-12-14 16:25:18,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:25:18,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:25:18,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:25:18,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:25:18,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,329 INFO L138 Inliner]: procedures = 21, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2022-12-14 16:25:18,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:25:18,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:25:18,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:25:18,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:25:18,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,344 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:25:18,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:25:18,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:25:18,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:25:18,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:25:18,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:25:18,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:25:18,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:25:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:25:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 16:25:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 16:25:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 16:25:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 16:25:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 16:25:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 16:25:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 16:25:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:25:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 16:25:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 16:25:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 16:25:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:25:18,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:25:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 16:25:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:25:18,399 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 16:25:18,474 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:25:18,475 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:25:18,604 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:25:18,623 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:25:18,623 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 16:25:18,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:25:18 BoogieIcfgContainer [2022-12-14 16:25:18,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:25:18,626 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:25:18,626 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:25:18,633 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:25:18,633 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:25:18" (1/1) ... [2022-12-14 16:25:18,634 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 16:25:18,637 INFO L158 Benchmark]: Toolchain (without parser) took 522.51ms. Allocated memory was 115.3MB in the beginning and 151.0MB in the end (delta: 35.7MB). Free memory was 81.6MB in the beginning and 122.7MB in the end (delta: -41.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:25:18,637 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 115.3MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:25:18,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.08ms. Allocated memory is still 115.3MB. Free memory was 81.3MB in the beginning and 69.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 16:25:18,638 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.92ms. Allocated memory is still 115.3MB. Free memory was 69.4MB in the beginning and 67.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:25:18,638 INFO L158 Benchmark]: Boogie Preprocessor took 16.15ms. Allocated memory is still 115.3MB. Free memory was 67.8MB in the beginning and 66.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:25:18,639 INFO L158 Benchmark]: RCFGBuilder took 278.75ms. Allocated memory was 115.3MB in the beginning and 151.0MB in the end (delta: 35.7MB). Free memory was 66.3MB in the beginning and 123.7MB in the end (delta: -57.4MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-12-14 16:25:18,639 INFO L158 Benchmark]: CodeCheck took 9.73ms. Allocated memory is still 151.0MB. Free memory was 123.6MB in the beginning and 122.7MB in the end (delta: 962.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:25:18,641 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 115.3MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 191.08ms. Allocated memory is still 115.3MB. Free memory was 81.3MB in the beginning and 69.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.92ms. Allocated memory is still 115.3MB. Free memory was 69.4MB in the beginning and 67.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.15ms. Allocated memory is still 115.3MB. Free memory was 67.8MB in the beginning and 66.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 278.75ms. Allocated memory was 115.3MB in the beginning and 151.0MB in the end (delta: 35.7MB). Free memory was 66.3MB in the beginning and 123.7MB in the end (delta: -57.4MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * CodeCheck took 9.73ms. Allocated memory is still 151.0MB. Free memory was 123.6MB in the beginning and 122.7MB in the end (delta: 962.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 16:25:18,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4 --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 c245694d80bb36f575f27eb50fa261b26ec38a4ced597397981ad6c6c7486707 --- 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-2329fc7 [2022-12-14 16:25:20,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:25:20,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:25:20,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:25:20,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:25:20,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:25:20,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:25:20,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:25:20,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:25:20,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:25:20,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:25:20,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:25:20,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:25:20,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:25:20,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:25:20,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:25:20,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:25:20,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:25:20,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:25:20,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:25:20,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:25:20,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:25:20,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:25:20,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:25:20,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:25:20,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:25:20,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:25:20,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:25:20,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:25:20,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:25:20,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:25:20,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:25:20,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:25:20,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:25:20,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:25:20,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:25:20,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:25:20,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:25:20,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:25:20,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:25:20,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:25:20,202 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 16:25:20,218 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:25:20,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:25:20,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:25:20,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:25:20,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:25:20,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:25:20,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:25:20,220 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:25:20,220 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:25:20,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:25:20,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:25:20,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:25:20,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:25:20,221 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 16:25:20,221 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 16:25:20,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 16:25:20,222 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:25:20,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:25:20,222 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:25:20,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:25:20,222 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:25:20,222 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:25:20,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:25:20,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:25:20,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:25:20,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:25:20,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:25:20,223 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 16:25:20,224 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 16:25:20,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:25:20,224 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 16:25:20,224 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 16:25:20,224 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_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c245694d80bb36f575f27eb50fa261b26ec38a4ced597397981ad6c6c7486707 [2022-12-14 16:25:20,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:25:20,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:25:20,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:25:20,451 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:25:20,452 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:25:20,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2022-12-14 16:25:23,004 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:25:23,126 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:25:23,127 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c [2022-12-14 16:25:23,132 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/data/02e578f66/d8e9b4bd0f84451a9f148af6c5a664d9/FLAGd9c847216 [2022-12-14 16:25:23,142 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/data/02e578f66/d8e9b4bd0f84451a9f148af6c5a664d9 [2022-12-14 16:25:23,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:25:23,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:25:23,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:25:23,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:25:23,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:25:23,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d79c067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23, skipping insertion in model container [2022-12-14 16:25:23,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:25:23,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:25:23,286 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:23,288 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:23,288 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:23,288 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:23,292 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:23,292 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:23,293 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:23,293 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:23,299 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_267746e2-2aee-4157-b961-840e208f150e/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c[2554,2567] [2022-12-14 16:25:23,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:25:23,311 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:25:23,321 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:23,322 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:23,322 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:23,322 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:23,323 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:23,324 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:23,324 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 16:25:23,325 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 16:25:23,328 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_267746e2-2aee-4157-b961-840e208f150e/sv-benchmarks/c/weaver/parallel-misc-2.wvr.c[2554,2567] [2022-12-14 16:25:23,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:25:23,340 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:25:23,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23 WrapperNode [2022-12-14 16:25:23,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:25:23,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:25:23,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:25:23,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:25:23,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,367 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2022-12-14 16:25:23,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:25:23,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:25:23,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:25:23,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:25:23,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,385 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:25:23,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:25:23,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:25:23,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:25:23,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:25:23,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:25:23,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:25:23,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:25:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:25:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 16:25:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 16:25:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 16:25:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 16:25:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 16:25:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 16:25:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 16:25:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:25:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 16:25:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 16:25:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 16:25:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:25:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:25:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:25:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 16:25:23,454 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 16:25:23,535 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:25:23,537 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:25:23,706 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:25:23,729 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:25:23,729 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 16:25:23,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:25:23 BoogieIcfgContainer [2022-12-14 16:25:23,731 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:25:23,732 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:25:23,732 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:25:23,739 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:25:23,739 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:25:23" (1/1) ... [2022-12-14 16:25:23,740 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 16:25:23,743 INFO L158 Benchmark]: Toolchain (without parser) took 596.79ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 25.9MB in the beginning and 54.0MB in the end (delta: -28.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:25:23,743 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:25:23,743 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.86ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 25.7MB in the beginning and 52.2MB in the end (delta: -26.5MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2022-12-14 16:25:23,744 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.03ms. Allocated memory is still 81.8MB. Free memory was 52.2MB in the beginning and 50.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:25:23,744 INFO L158 Benchmark]: Boogie Preprocessor took 20.50ms. Allocated memory is still 81.8MB. Free memory was 50.4MB in the beginning and 49.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:25:23,745 INFO L158 Benchmark]: RCFGBuilder took 342.17ms. Allocated memory is still 81.8MB. Free memory was 49.1MB in the beginning and 55.1MB in the end (delta: -6.1MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2022-12-14 16:25:23,745 INFO L158 Benchmark]: CodeCheck took 9.79ms. Allocated memory is still 81.8MB. Free memory was 54.8MB in the beginning and 54.0MB in the end (delta: 771.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:25:23,747 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 194.86ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 25.7MB in the beginning and 52.2MB in the end (delta: -26.5MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.03ms. Allocated memory is still 81.8MB. Free memory was 52.2MB in the beginning and 50.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.50ms. Allocated memory is still 81.8MB. Free memory was 50.4MB in the beginning and 49.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 342.17ms. Allocated memory is still 81.8MB. Free memory was 49.1MB in the beginning and 55.1MB in the end (delta: -6.1MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * CodeCheck took 9.79ms. Allocated memory is still 81.8MB. Free memory was 54.8MB in the beginning and 54.0MB in the end (delta: 771.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 16:25:23,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_267746e2-2aee-4157-b961-840e208f150e/bin/ukojak-rkRKPMF4O4/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: Concurrent programs are currently unsupported