./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-collitem-trans.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_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/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_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/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_9d63ae2e-29f3-40d0-9ede-84e768868e47/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 3e310cbbcaa6ee1bb3c2e05a2a5fb7cb2ddde366fa4283fb7922170dd08986ab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:38:16,859 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:38:16,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:38:16,981 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:38:16,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:38:17,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:38:17,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:38:17,024 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:38:17,025 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:38:17,030 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:38:17,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:38:17,032 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:38:17,032 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:38:17,034 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:38:17,034 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:38:17,035 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:38:17,035 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:38:17,036 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:38:17,036 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:38:17,036 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:38:17,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:38:17,037 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:38:17,038 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:38:17,040 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:38:17,040 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:38:17,041 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:38:17,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:17,042 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:38:17,042 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:38:17,043 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:38:17,044 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:38:17,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:38:17,044 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:38:17,045 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_9d63ae2e-29f3-40d0-9ede-84e768868e47/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e310cbbcaa6ee1bb3c2e05a2a5fb7cb2ddde366fa4283fb7922170dd08986ab [2023-11-19 03:38:17,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:38:17,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:38:17,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:38:17,330 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:38:17,331 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:38:17,333 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c [2023-11-19 03:38:20,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:38:20,593 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:38:20,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c [2023-11-19 03:38:20,603 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/data/3ad8ef1da/5687bd06c7ba48fd8e9da6ce9b6dfc75/FLAG39a1d33be [2023-11-19 03:38:20,617 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/data/3ad8ef1da/5687bd06c7ba48fd8e9da6ce9b6dfc75 [2023-11-19 03:38:20,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:38:20,621 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:38:20,622 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:20,623 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:38:20,627 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:38:20,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:20" (1/1) ... [2023-11-19 03:38:20,629 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ec0c453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:20, skipping insertion in model container [2023-11-19 03:38:20,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:20" (1/1) ... [2023-11-19 03:38:20,655 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:38:20,932 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_9d63ae2e-29f3-40d0-9ede-84e768868e47/sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c[3520,3533] [2023-11-19 03:38:20,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:20,973 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:38:21,030 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_9d63ae2e-29f3-40d0-9ede-84e768868e47/sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c[3520,3533] [2023-11-19 03:38:21,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:21,048 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:38:21,048 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:38:21,056 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:38:21,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:21 WrapperNode [2023-11-19 03:38:21,057 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:21,059 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:21,059 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:38:21,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:38:21,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:21" (1/1) ... [2023-11-19 03:38:21,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:21" (1/1) ... [2023-11-19 03:38:21,128 INFO L138 Inliner]: procedures = 23, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 117 [2023-11-19 03:38:21,128 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:21,129 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:38:21,129 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:38:21,129 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:38:21,139 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:21" (1/1) ... [2023-11-19 03:38:21,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:21" (1/1) ... [2023-11-19 03:38:21,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:21" (1/1) ... [2023-11-19 03:38:21,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:21" (1/1) ... [2023-11-19 03:38:21,161 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:21" (1/1) ... [2023-11-19 03:38:21,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:21" (1/1) ... [2023-11-19 03:38:21,177 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:21" (1/1) ... [2023-11-19 03:38:21,178 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:21" (1/1) ... [2023-11-19 03:38:21,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:38:21,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:38:21,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:38:21,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:38:21,184 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:21" (1/1) ... [2023-11-19 03:38:21,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:21,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:38:21,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:38:21,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:38:21,289 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 03:38:21,289 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 03:38:21,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:38:21,291 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:38:21,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:38:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:38:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:38:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:38:21,292 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:38:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:38:21,293 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:38:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:38:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:38:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:38:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:38:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:38:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:38:21,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:38:21,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:38:21,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:38:21,299 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:38:21,450 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:38:21,453 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:38:21,870 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:38:22,105 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:38:22,106 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:38:22,108 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: assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;#t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:38:22,114 INFO L158 Benchmark]: Toolchain (without parser) took 1491.55ms. Allocated memory is still 188.7MB. Free memory was 142.4MB in the beginning and 140.1MB in the end (delta: 2.3MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2023-11-19 03:38:22,114 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:38:22,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.87ms. Allocated memory is still 188.7MB. Free memory was 142.4MB in the beginning and 130.0MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:38:22,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.34ms. Allocated memory is still 188.7MB. Free memory was 130.0MB in the beginning and 128.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:38:22,117 INFO L158 Benchmark]: Boogie Preprocessor took 52.71ms. Allocated memory is still 188.7MB. Free memory was 128.1MB in the beginning and 126.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:38:22,118 INFO L158 Benchmark]: RCFGBuilder took 929.13ms. Allocated memory is still 188.7MB. Free memory was 126.4MB in the beginning and 140.1MB in the end (delta: -13.6MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2023-11-19 03:38:22,122 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.87ms. Allocated memory is still 188.7MB. Free memory was 142.4MB in the beginning and 130.0MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.34ms. Allocated memory is still 188.7MB. Free memory was 130.0MB in the beginning and 128.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.71ms. Allocated memory is still 188.7MB. Free memory was 128.1MB in the beginning and 126.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 929.13ms. Allocated memory is still 188.7MB. Free memory was 126.4MB in the beginning and 140.1MB in the end (delta: -13.6MB). Peak memory consumption was 28.8MB. 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: assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;#t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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: assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;#t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:38:22,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/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_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/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_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/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_9d63ae2e-29f3-40d0-9ede-84e768868e47/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 3e310cbbcaa6ee1bb3c2e05a2a5fb7cb2ddde366fa4283fb7922170dd08986ab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:38:25,145 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:38:25,288 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:38:25,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:38:25,334 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:38:25,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:38:25,336 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:38:25,337 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:38:25,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:38:25,338 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:38:25,339 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:38:25,339 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:38:25,340 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:38:25,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:38:25,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:38:25,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:38:25,343 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:38:25,348 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:38:25,349 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:38:25,349 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:38:25,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:38:25,352 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:38:25,355 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:38:25,355 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:38:25,359 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:38:25,359 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:38:25,360 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:38:25,360 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:38:25,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:25,361 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:38:25,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:38:25,363 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:38:25,363 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:38:25,364 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:38:25,364 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:38:25,364 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:38:25,365 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:38:25,365 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_9d63ae2e-29f3-40d0-9ede-84e768868e47/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e310cbbcaa6ee1bb3c2e05a2a5fb7cb2ddde366fa4283fb7922170dd08986ab [2023-11-19 03:38:25,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:38:25,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:38:25,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:38:25,891 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:38:25,892 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:38:25,894 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c [2023-11-19 03:38:29,272 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:38:29,621 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:38:29,623 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c [2023-11-19 03:38:29,637 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/data/d6f386149/96c7e8c983c543e2bb5e5310a73e6624/FLAGf0bbeb4a8 [2023-11-19 03:38:29,657 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/data/d6f386149/96c7e8c983c543e2bb5e5310a73e6624 [2023-11-19 03:38:29,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:38:29,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:38:29,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:29,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:38:29,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:38:29,669 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:29" (1/1) ... [2023-11-19 03:38:29,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@164f767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:29, skipping insertion in model container [2023-11-19 03:38:29,671 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:29" (1/1) ... [2023-11-19 03:38:29,703 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:38:29,907 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_9d63ae2e-29f3-40d0-9ede-84e768868e47/sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c[3520,3533] [2023-11-19 03:38:29,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:29,936 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:38:29,970 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_9d63ae2e-29f3-40d0-9ede-84e768868e47/sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c[3520,3533] [2023-11-19 03:38:29,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:29,987 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:38:29,988 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:38:30,004 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:38:30,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:30 WrapperNode [2023-11-19 03:38:30,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:30,007 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:30,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:38:30,008 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:38:30,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:30" (1/1) ... [2023-11-19 03:38:30,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:30" (1/1) ... [2023-11-19 03:38:30,092 INFO L138 Inliner]: procedures = 25, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 105 [2023-11-19 03:38:30,093 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:30,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:38:30,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:38:30,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:38:30,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:30" (1/1) ... [2023-11-19 03:38:30,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:30" (1/1) ... [2023-11-19 03:38:30,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:30" (1/1) ... [2023-11-19 03:38:30,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:30" (1/1) ... [2023-11-19 03:38:30,146 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:30" (1/1) ... [2023-11-19 03:38:30,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:30" (1/1) ... [2023-11-19 03:38:30,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:30" (1/1) ... [2023-11-19 03:38:30,167 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:30" (1/1) ... [2023-11-19 03:38:30,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:38:30,184 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:38:30,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:38:30,185 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:38:30,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:30" (1/1) ... [2023-11-19 03:38:30,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:30,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:38:30,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:38:30,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:38:30,269 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 03:38:30,269 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 03:38:30,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:38:30,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:38:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:38:30,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:38:30,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:38:30,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:38:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:38:30,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:38:30,272 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:38:30,272 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:38:30,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:38:30,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:38:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:38:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:38:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:38:30,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:38:30,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:38:30,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:38:30,278 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:38:30,539 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:38:30,542 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:38:31,005 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:38:31,264 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:38:31,264 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:38:31,267 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: #t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:38:31,272 INFO L158 Benchmark]: Toolchain (without parser) took 1609.89ms. Allocated memory is still 109.1MB. Free memory was 85.0MB in the beginning and 52.1MB in the end (delta: 32.9MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2023-11-19 03:38:31,273 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory was 49.2MB in the beginning and 49.1MB in the end (delta: 52.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:38:31,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.61ms. Allocated memory is still 109.1MB. Free memory was 84.8MB in the beginning and 72.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:38:31,275 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.56ms. Allocated memory is still 109.1MB. Free memory was 72.3MB in the beginning and 70.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:38:31,276 INFO L158 Benchmark]: Boogie Preprocessor took 88.71ms. Allocated memory is still 109.1MB. Free memory was 70.5MB in the beginning and 68.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:38:31,276 INFO L158 Benchmark]: RCFGBuilder took 1085.80ms. Allocated memory is still 109.1MB. Free memory was 68.8MB in the beginning and 52.1MB in the end (delta: 16.6MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-11-19 03:38:31,280 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory was 49.2MB in the beginning and 49.1MB in the end (delta: 52.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.61ms. Allocated memory is still 109.1MB. Free memory was 84.8MB in the beginning and 72.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.56ms. Allocated memory is still 109.1MB. Free memory was 72.3MB in the beginning and 70.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.71ms. Allocated memory is still 109.1MB. Free memory was 70.5MB in the beginning and 68.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1085.80ms. Allocated memory is still 109.1MB. Free memory was 68.8MB in the beginning and 52.1MB in the end (delta: 16.6MB). Peak memory consumption was 16.7MB. 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: #t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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: #t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:38:31,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d63ae2e-29f3-40d0-9ede-84e768868e47/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 end of atomic block: #t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). Is there illegal control flow (e.g. loops) within an atomic block?