./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 0a03a5fc32da65217c1f578a6fea0c2c0e07a09fd6b8159429f8d1aa4c1c45a8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:37:28,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:37:28,843 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:37:28,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:37:28,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:37:28,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:37:28,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:37:28,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:37:28,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:37:28,918 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:37:28,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:37:28,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:37:28,920 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:37:28,920 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:37:28,921 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:37:28,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:37:28,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:37:28,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:37:28,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:37:28,924 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:37:28,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:37:28,925 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:37:28,925 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:37:28,926 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:37:28,926 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:37:28,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:37:28,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:28,928 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:37:28,928 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:37:28,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:37:28,929 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:37:28,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:37:28,930 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:37:28,931 INFO L153 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_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a03a5fc32da65217c1f578a6fea0c2c0e07a09fd6b8159429f8d1aa4c1c45a8 [2023-11-19 03:37:29,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:37:29,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:37:29,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:37:29,321 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:37:29,325 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:37:29,327 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-11-19 03:37:32,609 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:37:33,012 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:37:33,017 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-11-19 03:37:33,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/data/2e6a6acb3/dc67f725e94349439b7e472fa12af9fd/FLAG1087818a2 [2023-11-19 03:37:33,067 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/data/2e6a6acb3/dc67f725e94349439b7e472fa12af9fd [2023-11-19 03:37:33,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:37:33,075 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:37:33,079 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:33,079 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:37:33,084 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:37:33,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:33,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@101f9cf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33, skipping insertion in model container [2023-11-19 03:37:33,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:33,159 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:37:33,359 WARN L240 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_c3c1edd5-44f6-4300-a93d-91ea21f594a5/sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2023-11-19 03:37:33,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:33,637 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:37:33,654 WARN L240 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_c3c1edd5-44f6-4300-a93d-91ea21f594a5/sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2023-11-19 03:37:33,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:33,829 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:37:33,830 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:37:33,839 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:37:33,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33 WrapperNode [2023-11-19 03:37:33,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:33,842 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:33,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:37:33,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:37:33,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:33,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:33,950 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2023-11-19 03:37:33,952 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:33,953 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:37:33,954 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:37:33,954 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:37:33,965 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:33,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:33,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:33,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:34,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:34,002 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:34,021 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:34,023 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:34,028 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:37:34,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:37:34,029 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:37:34,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:37:34,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:33" (1/1) ... [2023-11-19 03:37:34,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:34,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:37:34,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:37:34,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:37:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:37:34,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:37:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:37:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:37:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:37:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:37:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:37:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:37:34,138 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:37:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:37:34,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:37:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:37:34,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:37:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:37:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:37:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:37:34,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:37:34,142 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:37:34,359 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:37:34,364 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:37:34,734 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:37:34,951 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:37:34,951 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:37:34,953 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:37:34,958 INFO L158 Benchmark]: Toolchain (without parser) took 1882.15ms. Allocated memory is still 169.9MB. Free memory was 140.6MB in the beginning and 129.0MB in the end (delta: 11.6MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. [2023-11-19 03:37:34,958 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 121.6MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:37:34,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 761.71ms. Allocated memory is still 169.9MB. Free memory was 140.3MB in the beginning and 117.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:37:34,960 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.25ms. Allocated memory is still 169.9MB. Free memory was 117.2MB in the beginning and 114.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:37:34,961 INFO L158 Benchmark]: Boogie Preprocessor took 74.60ms. Allocated memory is still 169.9MB. Free memory was 114.7MB in the beginning and 113.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:37:34,962 INFO L158 Benchmark]: RCFGBuilder took 927.14ms. Allocated memory is still 169.9MB. Free memory was 112.7MB in the beginning and 129.0MB in the end (delta: -16.4MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-19 03:37:34,965 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 121.6MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 761.71ms. Allocated memory is still 169.9MB. Free memory was 140.3MB in the beginning and 117.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.25ms. Allocated memory is still 169.9MB. Free memory was 117.2MB in the beginning and 114.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.60ms. Allocated memory is still 169.9MB. Free memory was 114.7MB in the beginning and 113.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 927.14ms. Allocated memory is still 169.9MB. Free memory was 112.7MB in the beginning and 129.0MB in the end (delta: -16.4MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:37:35,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 0a03a5fc32da65217c1f578a6fea0c2c0e07a09fd6b8159429f8d1aa4c1c45a8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:37:37,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:37:37,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:37:38,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:37:38,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:37:38,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:37:38,039 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:37:38,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:37:38,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:37:38,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:37:38,042 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:37:38,043 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:37:38,044 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:37:38,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:37:38,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:37:38,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:37:38,047 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:37:38,047 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:37:38,048 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:37:38,049 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:37:38,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:37:38,050 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:37:38,051 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:37:38,052 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:37:38,052 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:37:38,053 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:37:38,053 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:37:38,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:37:38,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:38,055 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:37:38,056 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:37:38,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:37:38,057 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:37:38,058 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:37:38,058 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:37:38,059 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:37:38,059 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:37:38,060 INFO L153 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_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a03a5fc32da65217c1f578a6fea0c2c0e07a09fd6b8159429f8d1aa4c1c45a8 [2023-11-19 03:37:38,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:37:38,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:37:38,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:37:38,554 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:37:38,554 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:37:38,557 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-11-19 03:37:41,953 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:37:42,345 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:37:42,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-11-19 03:37:42,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/data/6cc6537a5/4c96cb4608774187a567260e353399d8/FLAGbe2dad0c3 [2023-11-19 03:37:42,393 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/data/6cc6537a5/4c96cb4608774187a567260e353399d8 [2023-11-19 03:37:42,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:37:42,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:37:42,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:42,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:37:42,406 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:37:42,407 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:42" (1/1) ... [2023-11-19 03:37:42,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72135acd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:42, skipping insertion in model container [2023-11-19 03:37:42,408 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:42" (1/1) ... [2023-11-19 03:37:42,474 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:37:42,747 WARN L240 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_c3c1edd5-44f6-4300-a93d-91ea21f594a5/sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2023-11-19 03:37:43,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:43,163 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:37:43,202 WARN L240 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_c3c1edd5-44f6-4300-a93d-91ea21f594a5/sv-benchmarks/c/pthread-wmm/mix056_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2023-11-19 03:37:43,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:43,406 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:37:43,407 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:37:43,416 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:37:43,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:43 WrapperNode [2023-11-19 03:37:43,418 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:43,419 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:43,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:37:43,424 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:37:43,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:43" (1/1) ... [2023-11-19 03:37:43,483 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:43" (1/1) ... [2023-11-19 03:37:43,554 INFO L138 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2023-11-19 03:37:43,557 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:43,558 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:37:43,559 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:37:43,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:37:43,572 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:43" (1/1) ... [2023-11-19 03:37:43,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:43" (1/1) ... [2023-11-19 03:37:43,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:43" (1/1) ... [2023-11-19 03:37:43,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:43" (1/1) ... [2023-11-19 03:37:43,600 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:43" (1/1) ... [2023-11-19 03:37:43,603 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:43" (1/1) ... [2023-11-19 03:37:43,607 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:43" (1/1) ... [2023-11-19 03:37:43,610 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:43" (1/1) ... [2023-11-19 03:37:43,616 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:37:43,617 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:37:43,618 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:37:43,618 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:37:43,619 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:43" (1/1) ... [2023-11-19 03:37:43,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:43,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:37:43,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:37:43,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:37:43,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:37:43,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:37:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:37:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:37:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:37:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:37:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:37:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:37:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:37:43,717 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:37:43,717 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:37:43,717 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:37:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:37:43,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:37:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:37:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:37:43,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:37:43,723 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:37:43,993 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:37:43,995 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:37:44,386 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:37:44,632 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:37:44,633 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:37:44,635 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:37:44,653 INFO L158 Benchmark]: Toolchain (without parser) took 2245.31ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 54.6MB in the beginning and 54.9MB in the end (delta: -303.0kB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2023-11-19 03:37:44,654 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 55.5MB in the end (delta: 83.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:37:44,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1018.82ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 54.3MB in the beginning and 69.8MB in the end (delta: -15.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-19 03:37:44,656 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.07ms. Allocated memory is still 100.7MB. Free memory was 69.8MB in the beginning and 67.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:37:44,657 INFO L158 Benchmark]: Boogie Preprocessor took 58.33ms. Allocated memory is still 100.7MB. Free memory was 67.1MB in the beginning and 65.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:37:44,658 INFO L158 Benchmark]: RCFGBuilder took 1024.71ms. Allocated memory is still 100.7MB. Free memory was 65.0MB in the beginning and 54.9MB in the end (delta: 10.1MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-11-19 03:37:44,662 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 55.5MB in the end (delta: 83.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1018.82ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 54.3MB in the beginning and 69.8MB in the end (delta: -15.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.07ms. Allocated memory is still 100.7MB. Free memory was 69.8MB in the beginning and 67.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.33ms. Allocated memory is still 100.7MB. Free memory was 67.1MB in the beginning and 65.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1024.71ms. Allocated memory is still 100.7MB. Free memory was 65.0MB in the beginning and 54.9MB in the end (delta: 10.1MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:37:44,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3c1edd5-44f6-4300-a93d-91ea21f594a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?