./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi003_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi003_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 503cbc793fb2369a7e5308c15a611fe38888f935ec98bb5d473194a0a60e31e4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:08:52,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:08:52,093 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:08:52,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:08:52,100 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:08:52,125 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:08:52,126 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:08:52,127 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:08:52,128 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:08:52,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:08:52,129 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:08:52,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:08:52,131 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:08:52,132 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:08:52,132 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:08:52,133 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:08:52,133 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:08:52,134 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:08:52,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:08:52,135 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:08:52,136 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:08:52,137 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:08:52,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:08:52,138 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:08:52,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:08:52,139 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:08:52,139 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:08:52,140 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:08:52,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:52,141 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:08:52,141 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:08:52,142 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:08:52,142 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:08:52,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:08:52,143 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:08:52,143 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_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 503cbc793fb2369a7e5308c15a611fe38888f935ec98bb5d473194a0a60e31e4 [2023-11-23 20:08:52,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:08:52,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:08:52,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:08:52,473 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:08:52,474 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:08:52,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/rfi003_tso.i [2023-11-23 20:08:55,795 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:56,138 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:56,139 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/sv-benchmarks/c/pthread-wmm/rfi003_tso.i [2023-11-23 20:08:56,167 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/data/9463cde26/980001a9a6584b52af62fb8d2623e3f5/FLAG2436234d8 [2023-11-23 20:08:56,191 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/data/9463cde26/980001a9a6584b52af62fb8d2623e3f5 [2023-11-23 20:08:56,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:56,202 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:56,203 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:56,204 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:56,209 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:56,210 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dae7c7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56, skipping insertion in model container [2023-11-23 20:08:56,212 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,297 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:56,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:56,831 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:56,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:56,978 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:56,978 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:56,986 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:56,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56 WrapperNode [2023-11-23 20:08:56,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:56,988 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:56,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:56,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:56,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:57,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:57,057 INFO L138 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-11-23 20:08:57,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:57,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:57,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:57,059 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:57,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:57,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:57,084 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:57,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:57,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:57,115 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:57,118 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:57,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:57,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:57,156 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:57,156 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:57,156 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:57,157 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:57,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:57,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:57,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:57,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:08:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:08:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:08:57,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:08:57,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:08:57,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:08:57,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:08:57,247 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:08:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:08:57,247 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:08:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:08:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:08:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:08:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:57,250 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:08:57,441 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:57,443 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:57,849 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:58,048 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-23 20:08:58,055 INFO L158 Benchmark]: Toolchain (without parser) took 1852.31ms. Allocated memory is still 180.4MB. Free memory was 134.7MB in the beginning and 108.0MB in the end (delta: 26.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:58,055 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:08:58,056 INFO L158 Benchmark]: CACSL2BoogieTranslator took 783.87ms. Allocated memory is still 180.4MB. Free memory was 134.6MB in the beginning and 108.9MB in the end (delta: 25.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 20:08:58,057 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.53ms. Allocated memory is still 180.4MB. Free memory was 108.9MB in the beginning and 106.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:58,057 INFO L158 Benchmark]: Boogie Preprocessor took 96.84ms. Allocated memory is still 180.4MB. Free memory was 106.4MB in the beginning and 103.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:58,058 INFO L158 Benchmark]: RCFGBuilder took 897.22ms. Allocated memory is still 180.4MB. Free memory was 103.9MB in the beginning and 108.0MB in the end (delta: -4.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:08:58,061 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 783.87ms. Allocated memory is still 180.4MB. Free memory was 134.6MB in the beginning and 108.9MB in the end (delta: 25.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.53ms. Allocated memory is still 180.4MB. Free memory was 108.9MB in the beginning and 106.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.84ms. Allocated memory is still 180.4MB. Free memory was 106.4MB in the beginning and 103.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 897.22ms. Allocated memory is still 180.4MB. Free memory was 103.9MB in the beginning and 108.0MB in the end (delta: -4.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:08:58,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/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_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi003_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 503cbc793fb2369a7e5308c15a611fe38888f935ec98bb5d473194a0a60e31e4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:09:00,794 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:09:00,905 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:09:00,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:09:00,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:09:00,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:09:00,945 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:09:00,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:09:00,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:09:00,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:09:00,947 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:09:00,948 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:09:00,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:09:00,949 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:09:00,950 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:09:00,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:09:00,951 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:09:00,952 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:09:00,953 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:09:00,953 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:09:00,954 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:09:00,955 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:09:00,955 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:09:00,956 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:09:00,957 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:09:00,957 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:09:00,958 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:09:00,958 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:09:00,959 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:09:00,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:09:00,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:00,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:09:00,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:09:00,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:09:00,962 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:09:00,964 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:09:00,965 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:09:00,965 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:09:00,965 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:09:00,966 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_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 503cbc793fb2369a7e5308c15a611fe38888f935ec98bb5d473194a0a60e31e4 [2023-11-23 20:09:01,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:09:01,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:09:01,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:09:01,426 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:09:01,427 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:09:01,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/rfi003_tso.i [2023-11-23 20:09:04,629 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:09:05,042 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:09:05,044 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/sv-benchmarks/c/pthread-wmm/rfi003_tso.i [2023-11-23 20:09:05,068 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/data/f3168b234/a39a1fd0d96c4be3adf7822829113b67/FLAG1f52e6fbd [2023-11-23 20:09:05,084 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/data/f3168b234/a39a1fd0d96c4be3adf7822829113b67 [2023-11-23 20:09:05,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:09:05,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:09:05,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:05,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:09:05,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:09:05,097 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:05" (1/1) ... [2023-11-23 20:09:05,098 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1261eb10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:05, skipping insertion in model container [2023-11-23 20:09:05,098 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:05" (1/1) ... [2023-11-23 20:09:05,190 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:09:05,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:05,840 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:09:05,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:06,045 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:06,045 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:06,055 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:09:06,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:06 WrapperNode [2023-11-23 20:09:06,056 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:06,057 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:06,057 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:09:06,058 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:09:06,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:06" (1/1) ... [2023-11-23 20:09:06,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:06" (1/1) ... [2023-11-23 20:09:06,154 INFO L138 Inliner]: procedures = 178, calls = 48, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2023-11-23 20:09:06,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:06,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:09:06,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:09:06,156 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:09:06,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:06" (1/1) ... [2023-11-23 20:09:06,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:06" (1/1) ... [2023-11-23 20:09:06,185 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:06" (1/1) ... [2023-11-23 20:09:06,186 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:06" (1/1) ... [2023-11-23 20:09:06,200 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:06" (1/1) ... [2023-11-23 20:09:06,202 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:06" (1/1) ... [2023-11-23 20:09:06,206 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:06" (1/1) ... [2023-11-23 20:09:06,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:06" (1/1) ... [2023-11-23 20:09:06,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:09:06,216 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:09:06,216 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:09:06,216 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:09:06,217 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:06" (1/1) ... [2023-11-23 20:09:06,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:06,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:09:06,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:09:06,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:09:06,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:09:06,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:09:06,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:09:06,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:09:06,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:09:06,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:09:06,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:09:06,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:09:06,329 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:09:06,329 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:09:06,329 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:09:06,330 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:09:06,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:09:06,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:09:06,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:09:06,334 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:09:06,552 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:09:06,554 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:09:07,044 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:09:07,358 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-23 20:09:07,365 INFO L158 Benchmark]: Toolchain (without parser) took 2275.14ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 56.2MB in the beginning and 66.9MB in the end (delta: -10.6MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2023-11-23 20:09:07,365 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory was 57.7MB in the beginning and 57.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:09:07,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 966.38ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 51.6MB in the end (delta: 4.4MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-11-23 20:09:07,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.23ms. Allocated memory is still 81.8MB. Free memory was 51.6MB in the beginning and 48.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:09:07,370 INFO L158 Benchmark]: Boogie Preprocessor took 59.82ms. Allocated memory is still 81.8MB. Free memory was 48.9MB in the beginning and 46.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:09:07,372 INFO L158 Benchmark]: RCFGBuilder took 1146.87ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 46.5MB in the beginning and 66.9MB in the end (delta: -20.3MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-11-23 20:09:07,381 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory was 57.7MB in the beginning and 57.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 966.38ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 51.6MB in the end (delta: 4.4MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.23ms. Allocated memory is still 81.8MB. Free memory was 51.6MB in the beginning and 48.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.82ms. Allocated memory is still 81.8MB. Free memory was 48.9MB in the beginning and 46.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1146.87ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 46.5MB in the beginning and 66.9MB in the end (delta: -20.3MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:09:07,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3bf8852-083c-4c3b-8dcc-386356ab9ea1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?