./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix013.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix013.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2 --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 7d5aa429e9fa5fafdbda3a249edb2f84a5af4e6e0b36ce720714921f621bb137 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:35,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:35,129 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:40:35,136 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:40:35,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:40:35,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:35,170 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:35,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:35,172 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:35,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:35,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:35,175 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:35,176 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:40:35,176 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:40:35,177 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:40:35,178 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:35,179 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:35,179 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:35,180 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:35,181 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:40:35,182 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:40:35,183 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:40:35,183 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:35,184 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:35,185 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:35,186 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:35,186 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:35,187 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:35,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:35,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:35,189 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:35,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:35,190 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:40:35,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:40:35,192 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:35,192 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_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d5aa429e9fa5fafdbda3a249edb2f84a5af4e6e0b36ce720714921f621bb137 [2023-11-21 18:40:35,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:35,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:35,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:35,613 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:35,614 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:35,616 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/mix013.opt.i [2023-11-21 18:40:39,652 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:39,991 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:39,992 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/sv-benchmarks/c/pthread-wmm/mix013.opt.i [2023-11-21 18:40:40,019 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/data/474d94f89/2811343945974ef188797ece22d4dcb5/FLAG069b82bb7 [2023-11-21 18:40:40,037 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/data/474d94f89/2811343945974ef188797ece22d4dcb5 [2023-11-21 18:40:40,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:40,043 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:40,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:40,045 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:40,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:40,068 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8b76de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40, skipping insertion in model container [2023-11-21 18:40:40,070 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:40,154 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:40,784 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:40,811 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:40,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:40,954 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:40,955 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:40,965 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:40,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40 WrapperNode [2023-11-21 18:40:40,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:40,967 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:40,968 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:40,968 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:40,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:41,016 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:41,052 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2023-11-21 18:40:41,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:41,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:41,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:41,059 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:41,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:41,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:41,094 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:41,099 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:41,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:41,137 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:41,140 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:41,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:41,149 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:41,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:41,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:41,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:41,165 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:40" (1/1) ... [2023-11-21 18:40:41,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:41,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:41,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:41,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:41,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:40:41,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:40:41,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:40:41,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:40:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:40:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:40:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:40:41,271 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:40:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:40:41,271 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:40:41,272 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:40:41,272 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:40:41,272 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-21 18:40:41,272 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-21 18:40:41,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:40:41,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:40:41,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:41,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:41,276 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:40:41,527 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:41,529 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:42,045 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:42,340 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:355) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-21 18:40:42,345 INFO L158 Benchmark]: Toolchain (without parser) took 2301.53ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 105.7MB in the beginning and 118.3MB in the end (delta: -12.6MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2023-11-21 18:40:42,346 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:40:42,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 921.76ms. Allocated memory is still 146.8MB. Free memory was 105.2MB in the beginning and 80.9MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:40:42,348 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.72ms. Allocated memory is still 146.8MB. Free memory was 80.9MB in the beginning and 78.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:42,350 INFO L158 Benchmark]: Boogie Preprocessor took 94.05ms. Allocated memory is still 146.8MB. Free memory was 78.4MB in the beginning and 76.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:42,351 INFO L158 Benchmark]: RCFGBuilder took 1189.43ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 76.3MB in the beginning and 118.3MB in the end (delta: -42.0MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-21 18:40:42,360 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 921.76ms. Allocated memory is still 146.8MB. Free memory was 105.2MB in the beginning and 80.9MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.72ms. Allocated memory is still 146.8MB. Free memory was 80.9MB in the beginning and 78.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.05ms. Allocated memory is still 146.8MB. Free memory was 78.4MB in the beginning and 76.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1189.43ms. Allocated memory was 146.8MB in the beginning and 186.6MB in the end (delta: 39.8MB). Free memory was 76.3MB in the beginning and 118.3MB in the end (delta: -42.0MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$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:355) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:40:42,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/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 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_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix013.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2 --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 7d5aa429e9fa5fafdbda3a249edb2f84a5af4e6e0b36ce720714921f621bb137 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:45,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:45,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:40:45,869 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:45,871 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:45,872 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:45,873 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:45,874 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:45,875 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:45,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:45,882 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:40:45,883 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:40:45,883 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:45,886 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:45,886 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:45,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:45,887 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:40:45,888 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:40:45,888 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:40:45,889 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:40:45,890 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:40:45,890 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:40:45,891 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:45,892 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:45,892 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:45,893 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:45,893 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:45,894 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:40:45,895 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:40:45,895 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:45,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:45,898 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:45,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:45,899 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:45,899 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:40:45,899 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:40:45,900 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:45,900 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:40:45,900 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:40:45,902 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_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d5aa429e9fa5fafdbda3a249edb2f84a5af4e6e0b36ce720714921f621bb137 [2023-11-21 18:40:46,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:46,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:46,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:46,507 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:46,508 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:46,510 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/mix013.opt.i [2023-11-21 18:40:50,584 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:51,012 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:51,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/sv-benchmarks/c/pthread-wmm/mix013.opt.i [2023-11-21 18:40:51,041 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/data/b51c4537f/173dd603bc8948018980a64b7f1b8d3f/FLAGebaca4ea2 [2023-11-21 18:40:51,062 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/data/b51c4537f/173dd603bc8948018980a64b7f1b8d3f [2023-11-21 18:40:51,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:51,068 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:51,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:51,073 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:51,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:51,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,082 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@117019c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51, skipping insertion in model container [2023-11-21 18:40:51,082 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,159 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:51,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:51,908 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:51,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:52,051 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,051 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:52,062 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:52,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52 WrapperNode [2023-11-21 18:40:52,063 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:52,065 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:52,065 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:52,065 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:52,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,133 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,181 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2023-11-21 18:40:52,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:52,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:52,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:52,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:52,197 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,236 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,243 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:52,244 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:52,245 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:52,245 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:52,246 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:52" (1/1) ... [2023-11-21 18:40:52,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:52,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:52,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:52,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:40:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:40:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:40:52,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:52,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:40:52,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:40:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:40:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:40:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:40:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:40:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:40:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:40:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:40:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:40:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-21 18:40:52,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-21 18:40:52,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:40:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:52,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:52,377 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:40:52,699 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:52,702 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:53,280 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:53,686 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:355) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-21 18:40:53,694 INFO L158 Benchmark]: Toolchain (without parser) took 2624.80ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 52.2MB in the beginning and 73.4MB in the end (delta: -21.2MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-11-21 18:40:53,695 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 77.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:40:53,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 991.22ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 52.0MB in the beginning and 72.6MB in the end (delta: -20.6MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2023-11-21 18:40:53,697 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.01ms. Allocated memory is still 104.9MB. Free memory was 72.6MB in the beginning and 70.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:53,699 INFO L158 Benchmark]: Boogie Preprocessor took 59.89ms. Allocated memory is still 104.9MB. Free memory was 70.2MB in the beginning and 67.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:53,700 INFO L158 Benchmark]: RCFGBuilder took 1447.23ms. Allocated memory is still 104.9MB. Free memory was 67.4MB in the beginning and 73.4MB in the end (delta: -6.0MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-11-21 18:40:53,712 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 77.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 991.22ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 52.0MB in the beginning and 72.6MB in the end (delta: -20.6MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.01ms. Allocated memory is still 104.9MB. Free memory was 72.6MB in the beginning and 70.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.89ms. Allocated memory is still 104.9MB. Free memory was 70.2MB in the beginning and 67.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1447.23ms. Allocated memory is still 104.9MB. Free memory was 67.4MB in the beginning and 73.4MB in the end (delta: -6.0MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:355) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:40:53,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_776602f0-9ea1-4c01-b082-f426a704c436/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?