./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/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_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/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_69d2657c-d093-4b32-8469-91cdcd3cbbe9/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 e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:54:37,753 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:54:37,892 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:54:37,901 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:54:37,902 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:54:37,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:54:37,946 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:54:37,947 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:54:37,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:54:37,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:54:37,955 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:54:37,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:54:37,956 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:54:37,958 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:54:37,959 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:54:37,960 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:54:37,960 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:54:37,961 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:54:37,961 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:54:37,962 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:54:37,962 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:54:37,963 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:54:37,964 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:54:37,964 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:54:37,965 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:54:37,966 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:54:37,966 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:54:37,967 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:54:37,968 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:37,968 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:54:37,970 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:54:37,970 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:54:37,970 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:54:37,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:54:37,971 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:54:37,971 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_69d2657c-d093-4b32-8469-91cdcd3cbbe9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 [2023-11-21 18:54:38,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:54:38,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:54:38,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:54:38,400 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:54:38,401 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:54:38,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-21 18:54:41,675 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:54:41,898 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:54:41,902 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-21 18:54:41,914 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/data/0b6b9c17f/ff2e03e5f3bd45e7bc3111b7e780f4ed/FLAG319766862 [2023-11-21 18:54:41,933 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/data/0b6b9c17f/ff2e03e5f3bd45e7bc3111b7e780f4ed [2023-11-21 18:54:41,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:54:41,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:54:41,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:41,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:54:41,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:54:41,952 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:41" (1/1) ... [2023-11-21 18:54:41,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70c72eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:41, skipping insertion in model container [2023-11-21 18:54:41,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:41" (1/1) ... [2023-11-21 18:54:42,003 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:54:42,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:42,221 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:54:42,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:42,292 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:54:42,292 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:54:42,303 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:54:42,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:42 WrapperNode [2023-11-21 18:54:42,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:42,306 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:42,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:54:42,307 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:54:42,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:42" (1/1) ... [2023-11-21 18:54:42,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:42" (1/1) ... [2023-11-21 18:54:42,374 INFO L138 Inliner]: procedures = 27, calls = 131, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 186 [2023-11-21 18:54:42,375 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:42,376 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:54:42,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:54:42,376 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:54:42,388 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:42" (1/1) ... [2023-11-21 18:54:42,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:42" (1/1) ... [2023-11-21 18:54:42,394 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:42" (1/1) ... [2023-11-21 18:54:42,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:42" (1/1) ... [2023-11-21 18:54:42,407 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:42" (1/1) ... [2023-11-21 18:54:42,409 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:42" (1/1) ... [2023-11-21 18:54:42,412 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:42" (1/1) ... [2023-11-21 18:54:42,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:42" (1/1) ... [2023-11-21 18:54:42,421 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:54:42,422 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:54:42,422 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:54:42,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:54:42,423 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:42" (1/1) ... [2023-11-21 18:54:42,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:42,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:54:42,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:54:42,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:54:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:54:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:54:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:54:42,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:54:42,538 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:54:42,538 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:54:42,539 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:54:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:54:42,539 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:54:42,539 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:54:42,539 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-21 18:54:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-21 18:54:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:54:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:54:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:54:42,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-21 18:54:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-21 18:54:42,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-21 18:54:42,543 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-21 18:54:42,544 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-11-21 18:54:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-11-21 18:54:42,544 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-11-21 18:54:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-11-21 18:54:42,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:54:42,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:54:42,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:54:42,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:54:42,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:54:42,548 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 18:54:42,739 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:54:42,742 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:54:43,433 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:54:43,660 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). 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:332) 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 18:54:43,665 INFO L158 Benchmark]: Toolchain (without parser) took 1724.21ms. Allocated memory was 142.6MB in the beginning and 207.6MB in the end (delta: 65.0MB). Free memory was 95.7MB in the beginning and 155.6MB in the end (delta: -59.9MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2023-11-21 18:54:43,666 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 112.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:43,667 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.30ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 82.1MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:54:43,667 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.15ms. Allocated memory is still 142.6MB. Free memory was 82.1MB in the beginning and 80.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:43,668 INFO L158 Benchmark]: Boogie Preprocessor took 45.04ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 77.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:43,669 INFO L158 Benchmark]: RCFGBuilder took 1241.54ms. Allocated memory was 142.6MB in the beginning and 207.6MB in the end (delta: 65.0MB). Free memory was 77.9MB in the beginning and 155.6MB in the end (delta: -77.7MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2023-11-21 18:54:43,673 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 142.6MB. Free memory is still 112.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.30ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 82.1MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.15ms. Allocated memory is still 142.6MB. Free memory was 82.1MB in the beginning and 80.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.04ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 77.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1241.54ms. Allocated memory was 142.6MB in the beginning and 207.6MB in the end (delta: 65.0MB). Free memory was 77.9MB in the beginning and 155.6MB in the end (delta: -77.7MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). 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:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:54:43,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/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_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/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_69d2657c-d093-4b32-8469-91cdcd3cbbe9/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 e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:54:46,408 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:54:46,544 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:54:46,584 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:54:46,585 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:54:46,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:54:46,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:54:46,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:54:46,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:54:46,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:54:46,588 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:54:46,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:54:46,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:54:46,590 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:54:46,591 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:54:46,591 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:54:46,592 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:54:46,592 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:54:46,593 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:54:46,593 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:54:46,594 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:54:46,595 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:54:46,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:54:46,596 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:54:46,597 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:54:46,597 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:54:46,598 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:54:46,598 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:54:46,599 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:54:46,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:54:46,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:46,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:54:46,601 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:54:46,602 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:54:46,602 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:54:46,603 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:54:46,603 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:54:46,604 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:54:46,604 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:54:46,605 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_69d2657c-d093-4b32-8469-91cdcd3cbbe9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9184a10f76289bc351ce16b4243b6d0e46782fe8318237a8a819d2b43a92673 [2023-11-21 18:54:46,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:54:47,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:54:47,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:54:47,015 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:54:47,015 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:54:47,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-21 18:54:50,195 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:54:50,508 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:54:50,509 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2023-11-21 18:54:50,522 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/data/b8863c6dd/6cbcf21ca0e2463790be2770dc228faf/FLAG3797a347f [2023-11-21 18:54:50,541 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/data/b8863c6dd/6cbcf21ca0e2463790be2770dc228faf [2023-11-21 18:54:50,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:54:50,552 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:54:50,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:50,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:54:50,560 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:54:50,561 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:50,562 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3988f400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50, skipping insertion in model container [2023-11-21 18:54:50,562 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:50,611 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:54:50,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:50,900 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:54:50,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:50,954 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:54:50,954 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:54:50,962 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:54:50,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50 WrapperNode [2023-11-21 18:54:50,963 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:50,964 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:50,965 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:54:50,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:54:50,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:50,987 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:51,026 INFO L138 Inliner]: procedures = 29, calls = 131, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 175 [2023-11-21 18:54:51,030 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:51,030 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:54:51,031 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:54:51,031 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:54:51,040 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:51,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:51,047 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:51,047 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:51,062 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:51,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:51,081 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:51,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:51,088 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:54:51,089 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:54:51,089 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:54:51,090 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:54:51,090 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:50" (1/1) ... [2023-11-21 18:54:51,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:51,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:54:51,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:54:51,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:54:51,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:54:51,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:54:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:54:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:54:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:54:51,167 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:54:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:54:51,168 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:54:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:54:51,168 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:54:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-21 18:54:51,169 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-21 18:54:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:54:51,169 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:54:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-21 18:54:51,170 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-21 18:54:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-21 18:54:51,170 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-21 18:54:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2023-11-21 18:54:51,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2023-11-21 18:54:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2023-11-21 18:54:51,171 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2023-11-21 18:54:51,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:54:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:54:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:54:51,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:54:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:54:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:54:51,174 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 18:54:51,317 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:54:51,320 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:54:51,926 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:54:52,195 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). 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:332) 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 18:54:52,203 INFO L158 Benchmark]: Toolchain (without parser) took 1650.36ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 43.4MB in the end (delta: 11.9MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-11-21 18:54:52,204 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:52,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.62ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 41.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:54:52,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.60ms. Allocated memory is still 79.7MB. Free memory was 41.0MB in the beginning and 58.4MB in the end (delta: -17.3MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-11-21 18:54:52,206 INFO L158 Benchmark]: Boogie Preprocessor took 58.10ms. Allocated memory is still 79.7MB. Free memory was 58.4MB in the beginning and 56.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:52,207 INFO L158 Benchmark]: RCFGBuilder took 1111.73ms. Allocated memory is still 79.7MB. Free memory was 56.3MB in the beginning and 43.4MB in the end (delta: 12.8MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-21 18:54:52,210 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.62ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 41.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.60ms. Allocated memory is still 79.7MB. Free memory was 41.0MB in the beginning and 58.4MB in the end (delta: -17.3MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.10ms. Allocated memory is still 79.7MB. Free memory was 58.4MB in the beginning and 56.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1111.73ms. Allocated memory is still 79.7MB. Free memory was 56.3MB in the beginning and 43.4MB in the end (delta: 12.8MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). 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:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:54:52,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69d2657c-d093-4b32-8469-91cdcd3cbbe9/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 end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?