./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:20:41,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:20:42,063 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:20:42,069 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:20:42,069 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:20:42,111 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:20:42,112 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:20:42,113 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:20:42,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:20:42,119 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:20:42,119 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:20:42,120 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:20:42,121 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:20:42,123 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:20:42,123 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:20:42,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:20:42,124 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:20:42,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:20:42,124 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:20:42,125 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:20:42,125 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:20:42,126 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:20:42,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:20:42,126 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:20:42,127 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:20:42,128 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:20:42,128 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:20:42,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:20:42,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:42,130 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:20:42,131 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:20:42,131 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:20:42,132 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:20:42,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:20:42,132 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:20:42,132 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_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 [2023-11-23 20:20:42,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:20:42,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:20:42,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:20:42,542 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:20:42,543 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:20:42,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2023-11-23 20:20:45,574 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:20:45,864 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:20:45,865 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2023-11-23 20:20:45,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/data/f81b8dda5/6d3d7d6b8ff2435480c7c87e28a34323/FLAG22ddbaf50 [2023-11-23 20:20:45,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/data/f81b8dda5/6d3d7d6b8ff2435480c7c87e28a34323 [2023-11-23 20:20:45,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:20:45,904 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:20:45,905 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:45,906 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:20:45,911 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:20:45,912 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:45" (1/1) ... [2023-11-23 20:20:45,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f6cf2c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:45, skipping insertion in model container [2023-11-23 20:20:45,913 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:45" (1/1) ... [2023-11-23 20:20:45,960 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:20:46,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:46,212 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:20:46,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:46,259 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:46,259 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:46,268 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:20:46,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:46 WrapperNode [2023-11-23 20:20:46,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:46,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:46,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:20:46,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:20:46,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:46" (1/1) ... [2023-11-23 20:20:46,290 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:46" (1/1) ... [2023-11-23 20:20:46,316 INFO L138 Inliner]: procedures = 27, calls = 74, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-11-23 20:20:46,317 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:46,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:20:46,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:20:46,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:20:46,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:46" (1/1) ... [2023-11-23 20:20:46,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:46" (1/1) ... [2023-11-23 20:20:46,333 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:46" (1/1) ... [2023-11-23 20:20:46,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:46" (1/1) ... [2023-11-23 20:20:46,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:46" (1/1) ... [2023-11-23 20:20:46,352 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:46" (1/1) ... [2023-11-23 20:20:46,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:46" (1/1) ... [2023-11-23 20:20:46,356 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:46" (1/1) ... [2023-11-23 20:20:46,360 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:20:46,361 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:20:46,362 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:20:46,362 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:20:46,363 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:46" (1/1) ... [2023-11-23 20:20:46,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:46,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:20:46,398 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:20:46,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:20:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:20:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:20:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:20:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:20:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:20:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:20:46,451 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:20:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:20:46,451 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:20:46,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:20:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-23 20:20:46,452 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-23 20:20:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:20:46,452 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:20:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:20:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-23 20:20:46,453 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-23 20:20:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:20:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:20:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:20:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:20:46,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:20:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:20:46,456 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:20:46,595 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:20:46,597 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:20:47,081 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:20:47,279 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~post2 := ~i_3~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i_3~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~X_0~0.base, ~X_0~0.offset + 4 * ~i_3~0, 4);~t_4~0 := #t~mem3;havoc #t~mem3;). 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:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:20:47,284 INFO L158 Benchmark]: Toolchain (without parser) took 1378.98ms. Allocated memory is still 155.2MB. Free memory was 120.3MB in the beginning and 92.2MB in the end (delta: 28.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 20:20:47,284 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:20:47,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.18ms. Allocated memory is still 155.2MB. Free memory was 120.3MB in the beginning and 107.6MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:20:47,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.08ms. Allocated memory is still 155.2MB. Free memory was 107.6MB in the beginning and 105.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:20:47,286 INFO L158 Benchmark]: Boogie Preprocessor took 42.59ms. Allocated memory is still 155.2MB. Free memory was 105.6MB in the beginning and 104.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:20:47,287 INFO L158 Benchmark]: RCFGBuilder took 920.37ms. Allocated memory is still 155.2MB. Free memory was 104.1MB in the beginning and 92.2MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:20:47,290 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.18ms. Allocated memory is still 155.2MB. Free memory was 120.3MB in the beginning and 107.6MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.08ms. Allocated memory is still 155.2MB. Free memory was 107.6MB in the beginning and 105.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.59ms. Allocated memory is still 155.2MB. Free memory was 105.6MB in the beginning and 104.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 920.37ms. Allocated memory is still 155.2MB. Free memory was 104.1MB in the beginning and 92.2MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. 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~post2 := ~i_3~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i_3~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~X_0~0.base, ~X_0~0.offset + 4 * ~i_3~0, 4);~t_4~0 := #t~mem3;havoc #t~mem3;). 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~post2 := ~i_3~0;assume 1 + #t~post2 >= -2147483648;assume 1 + #t~post2 <= 2147483647;~i_3~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~X_0~0.base, ~X_0~0.offset + 4 * ~i_3~0, 4);~t_4~0 := #t~mem3;havoc #t~mem3;). 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:20:47,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:20:49,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:20:50,111 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:20:50,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:20:50,169 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:20:50,170 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:20:50,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:20:50,172 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:20:50,173 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:20:50,178 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:20:50,179 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:20:50,179 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:20:50,180 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:20:50,182 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:20:50,182 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:20:50,183 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:20:50,183 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:20:50,184 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:20:50,184 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:20:50,186 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:20:50,186 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:20:50,187 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:20:50,187 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:20:50,188 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:20:50,188 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:20:50,189 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:20:50,189 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:20:50,190 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:50,190 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:20:50,191 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:20:50,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:50,193 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:20:50,193 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:20:50,194 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:20:50,194 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:20:50,195 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:50,195 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:20:50,195 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:20:50,196 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:20:50,197 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_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d41b1dc1d5d7eec1f1fd4e3cbbef0194aa2dded6486a15b383e9bb8fe1468a3 [2023-11-23 20:20:50,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:20:50,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:20:50,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:20:50,693 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:20:50,693 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:20:50,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2023-11-23 20:20:53,961 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:20:54,249 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:20:54,250 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2023-11-23 20:20:54,263 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/data/33fd06dbe/7f1dd8b7cb984b0b9ec0e29091dc4acd/FLAGed2a37c69 [2023-11-23 20:20:54,284 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/data/33fd06dbe/7f1dd8b7cb984b0b9ec0e29091dc4acd [2023-11-23 20:20:54,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:20:54,294 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:20:54,299 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:54,300 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:20:54,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:20:54,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26641a38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54, skipping insertion in model container [2023-11-23 20:20:54,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,353 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:20:54,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:54,671 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:20:54,685 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:20:54,723 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:54,728 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:20:54,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:54,798 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:54,800 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:54,808 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:20:54,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54 WrapperNode [2023-11-23 20:20:54,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:54,810 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:54,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:20:54,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:20:54,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,872 INFO L138 Inliner]: procedures = 29, calls = 74, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2023-11-23 20:20:54,872 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:54,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:20:54,873 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:20:54,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:20:54,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,896 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,913 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,921 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,924 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,928 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:20:54,930 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:20:54,930 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:20:54,930 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:20:54,931 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:54" (1/1) ... [2023-11-23 20:20:54,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:54,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:20:54,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:20:55,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:20:55,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:20:55,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:20:55,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:20:55,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:20:55,035 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:20:55,035 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:20:55,035 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:20:55,035 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:20:55,035 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:20:55,035 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:20:55,035 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-23 20:20:55,036 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-23 20:20:55,036 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:20:55,036 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:20:55,036 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-23 20:20:55,036 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-23 20:20:55,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:20:55,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:20:55,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:20:55,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:20:55,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:20:55,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:20:55,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:20:55,039 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:20:55,175 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:20:55,177 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:20:55,639 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:20:55,947 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~post2 := ~i_3~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). 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:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:20:55,953 INFO L158 Benchmark]: Toolchain (without parser) took 1657.86ms. Allocated memory is still 96.5MB. Free memory was 71.7MB in the beginning and 64.1MB in the end (delta: 7.6MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2023-11-23 20:20:55,954 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:20:55,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.80ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 56.5MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:20:55,956 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.18ms. Allocated memory is still 96.5MB. Free memory was 56.5MB in the beginning and 54.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:20:55,957 INFO L158 Benchmark]: Boogie Preprocessor took 55.50ms. Allocated memory is still 96.5MB. Free memory was 54.6MB in the beginning and 52.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:20:55,958 INFO L158 Benchmark]: RCFGBuilder took 1021.73ms. Allocated memory is still 96.5MB. Free memory was 52.3MB in the beginning and 64.1MB in the end (delta: -11.8MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-11-23 20:20:55,962 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.80ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 56.5MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.18ms. Allocated memory is still 96.5MB. Free memory was 56.5MB in the beginning and 54.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.50ms. Allocated memory is still 96.5MB. Free memory was 54.6MB in the beginning and 52.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1021.73ms. Allocated memory is still 96.5MB. Free memory was 52.3MB in the beginning and 64.1MB in the end (delta: -11.8MB). Peak memory consumption was 25.0MB. 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~post2 := ~i_3~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). 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~post2 := ~i_3~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:20:56,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bba1c480-a11d-4dca-a1f6-0c0871a9e887/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i_3~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post2)), 2147483647bv33);~i_3~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~X_0~0.base, ~bvadd~32(~X_0~0.offset, ~bvmul~32(4bv32, ~i_3~0)), 4bv32);~t_4~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block?