./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:54,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:54,213 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:54:54,218 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:54:54,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:54:54,243 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:54,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:54:54,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:54:54,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:54,246 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:54,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:54,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:54:54,248 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:54:54,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:54:54,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:54:54,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:54,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:54:54,251 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:54,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:54:54,252 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:54:54,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:54:54,253 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:54,253 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:54,254 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:54,254 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:54,255 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:54,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:54,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:54,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:54,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:54:54,257 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:54:54,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:54:54,258 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:54:54,259 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_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 [2023-11-19 02:54:54,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:54,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:54,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:54,539 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:54,541 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:54,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2023-11-19 02:54:57,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:57,892 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:57,893 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2023-11-19 02:54:57,907 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/data/472c615bf/dadde0d95d5441c1beedd8011ba1af6e/FLAGe479bee1c [2023-11-19 02:54:57,929 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/data/472c615bf/dadde0d95d5441c1beedd8011ba1af6e [2023-11-19 02:54:57,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:57,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:57,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:57,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:57,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:57,949 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:57" (1/1) ... [2023-11-19 02:54:57,951 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14b3359c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:57, skipping insertion in model container [2023-11-19 02:54:57,951 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:57" (1/1) ... [2023-11-19 02:54:57,986 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:58,230 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2707,2720] [2023-11-19 02:54:58,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:58,251 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:58,275 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2707,2720] [2023-11-19 02:54:58,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:58,287 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:58,288 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:58,296 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:58,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:58 WrapperNode [2023-11-19 02:54:58,297 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:58,298 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:58,298 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:58,298 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:58,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:58" (1/1) ... [2023-11-19 02:54:58,315 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:58" (1/1) ... [2023-11-19 02:54:58,336 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2023-11-19 02:54:58,336 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:58,337 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:58,337 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:58,337 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:58,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:58" (1/1) ... [2023-11-19 02:54:58,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:58" (1/1) ... [2023-11-19 02:54:58,351 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:58" (1/1) ... [2023-11-19 02:54:58,351 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:58" (1/1) ... [2023-11-19 02:54:58,361 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:58" (1/1) ... [2023-11-19 02:54:58,365 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:58" (1/1) ... [2023-11-19 02:54:58,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:58" (1/1) ... [2023-11-19 02:54:58,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:58" (1/1) ... [2023-11-19 02:54:58,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:58,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:58,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:58,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:58,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:58" (1/1) ... [2023-11-19 02:54:58,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:58,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:58,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:58,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:58,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:58,452 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:54:58,452 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:54:58,452 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:54:58,453 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:54:58,453 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:54:58,453 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:54:58,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:54:58,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:58,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:54:58,454 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-19 02:54:58,454 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-19 02:54:58,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:54:58,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:54:58,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:54:58,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:58,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:58,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:54:58,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:58,457 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:54:58,571 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:58,573 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:58,930 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:59,040 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:59,041 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:54:59,043 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: ). 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:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:54:59,048 INFO L158 Benchmark]: Toolchain (without parser) took 1106.80ms. Allocated memory is still 174.1MB. Free memory was 126.4MB in the beginning and 85.7MB in the end (delta: 40.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-19 02:54:59,049 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 132.1MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:59,050 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.28ms. Allocated memory is still 174.1MB. Free memory was 126.4MB in the beginning and 114.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:54:59,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.42ms. Allocated memory is still 174.1MB. Free memory was 114.3MB in the beginning and 112.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:59,051 INFO L158 Benchmark]: Boogie Preprocessor took 34.79ms. Allocated memory is still 174.1MB. Free memory was 112.9MB in the beginning and 111.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:59,052 INFO L158 Benchmark]: RCFGBuilder took 673.40ms. Allocated memory is still 174.1MB. Free memory was 110.8MB in the beginning and 85.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 02:54:59,056 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 132.1MB. Free memory is still 78.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.28ms. Allocated memory is still 174.1MB. Free memory was 126.4MB in the beginning and 114.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.42ms. Allocated memory is still 174.1MB. Free memory was 114.3MB in the beginning and 112.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.79ms. Allocated memory is still 174.1MB. Free memory was 112.9MB in the beginning and 111.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 673.40ms. Allocated memory is still 174.1MB. Free memory was 110.8MB in the beginning and 85.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. 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: ). 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: ). 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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:54:59,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:01,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:01,864 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:55:01,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:01,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:01,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:01,898 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:01,899 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:01,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:01,900 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:01,901 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:55:01,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:55:01,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:01,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:01,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:01,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:01,904 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:55:01,905 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:55:01,906 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:55:01,906 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:55:01,907 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:01,908 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:01,908 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:01,909 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:01,909 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:01,910 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:01,911 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:55:01,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:01,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:01,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:01,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:01,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:01,914 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:55:01,914 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:01,915 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:01,915 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:55:01,915 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:55:01,916 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_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 [2023-11-19 02:55:02,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:02,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:02,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:02,378 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:02,379 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:02,380 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2023-11-19 02:55:05,499 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:05,801 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:05,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2023-11-19 02:55:05,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/data/3b229f3a4/7cbab55e746148fbb93ec974b75b6637/FLAG54cfa6b13 [2023-11-19 02:55:05,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/data/3b229f3a4/7cbab55e746148fbb93ec974b75b6637 [2023-11-19 02:55:05,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:05,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:05,843 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:05,843 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:05,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:05,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:05" (1/1) ... [2023-11-19 02:55:05,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@636a76b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:05, skipping insertion in model container [2023-11-19 02:55:05,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:05" (1/1) ... [2023-11-19 02:55:05,885 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:06,114 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2707,2720] [2023-11-19 02:55:06,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:06,149 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 02:55:06,161 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:06,187 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2707,2720] [2023-11-19 02:55:06,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:06,205 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:06,225 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c[2707,2720] [2023-11-19 02:55:06,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:06,259 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:55:06,260 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:55:06,269 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:06,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:06 WrapperNode [2023-11-19 02:55:06,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:06,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:06,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:06,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:06,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:06" (1/1) ... [2023-11-19 02:55:06,304 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:06" (1/1) ... [2023-11-19 02:55:06,347 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 61 [2023-11-19 02:55:06,348 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:06,349 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:06,349 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:06,349 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:06,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:06" (1/1) ... [2023-11-19 02:55:06,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:06" (1/1) ... [2023-11-19 02:55:06,364 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:06" (1/1) ... [2023-11-19 02:55:06,364 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:06" (1/1) ... [2023-11-19 02:55:06,375 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:06" (1/1) ... [2023-11-19 02:55:06,379 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:06" (1/1) ... [2023-11-19 02:55:06,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:06" (1/1) ... [2023-11-19 02:55:06,383 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:06" (1/1) ... [2023-11-19 02:55:06,386 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:06,387 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:06,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:06,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:06,388 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:06" (1/1) ... [2023-11-19 02:55:06,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:06,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:06,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:06,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:06,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:06,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:55:06,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:55:06,467 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-19 02:55:06,468 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-19 02:55:06,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:55:06,468 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:55:06,468 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:55:06,468 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:55:06,468 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:55:06,469 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:55:06,469 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:55:06,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:55:06,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:55:06,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:55:06,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:06,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:06,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:06,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:55:06,472 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:55:06,585 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:06,587 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:07,021 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:07,302 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:07,303 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:55:07,305 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: ). 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:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:55:07,313 INFO L158 Benchmark]: Toolchain (without parser) took 1470.16ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 51.4MB in the beginning and 75.2MB in the end (delta: -23.8MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-11-19 02:55:07,314 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 75.5MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:07,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.75ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 51.2MB in the beginning and 83.9MB in the end (delta: -32.7MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2023-11-19 02:55:07,317 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.99ms. Allocated memory is still 104.9MB. Free memory was 83.9MB in the beginning and 82.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:07,319 INFO L158 Benchmark]: Boogie Preprocessor took 37.71ms. Allocated memory is still 104.9MB. Free memory was 82.2MB in the beginning and 80.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:07,320 INFO L158 Benchmark]: RCFGBuilder took 923.40ms. Allocated memory is still 104.9MB. Free memory was 80.6MB in the beginning and 75.2MB in the end (delta: 5.4MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2023-11-19 02:55:07,330 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 75.5MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 432.75ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 51.2MB in the beginning and 83.9MB in the end (delta: -32.7MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.99ms. Allocated memory is still 104.9MB. Free memory was 83.9MB in the beginning and 82.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.71ms. Allocated memory is still 104.9MB. Free memory was 82.2MB in the beginning and 80.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 923.40ms. Allocated memory is still 104.9MB. Free memory was 80.6MB in the beginning and 75.2MB in the end (delta: 5.4MB). Peak memory consumption was 35.2MB. 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: ). 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: ). 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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:55:07,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5de2973-d89f-4037-b762-1e25b36153d3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?