./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/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_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC --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 b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:11:10,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:11:10,145 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:11:10,150 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:11:10,155 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:11:10,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:11:10,200 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:11:10,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:11:10,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:11:10,207 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:11:10,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:11:10,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:11:10,209 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:11:10,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:11:10,211 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:11:10,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:11:10,212 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:11:10,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:11:10,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:11:10,213 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:11:10,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:11:10,214 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:11:10,215 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:11:10,216 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:11:10,216 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:11:10,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:11:10,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:10,218 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:11:10,218 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:11:10,219 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:11:10,220 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:11:10,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:11:10,221 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:11:10,221 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_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 [2023-11-23 20:11:10,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:11:10,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:11:10,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:11:10,548 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:11:10,549 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:11:10,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2023-11-23 20:11:13,709 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:11:13,919 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:11:13,923 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2023-11-23 20:11:13,937 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/data/d55effe46/c9366cb04ee4451a8824f1e892571910/FLAG64ecdf88c [2023-11-23 20:11:13,954 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/data/d55effe46/c9366cb04ee4451a8824f1e892571910 [2023-11-23 20:11:13,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:11:13,962 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:11:13,966 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:13,967 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:11:13,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:11:13,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:13,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28751023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13, skipping insertion in model container [2023-11-23 20:11:13,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:14,026 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:11:14,216 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_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3694,3707] [2023-11-23 20:11:14,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:14,240 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:11:14,267 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_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3694,3707] [2023-11-23 20:11:14,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:14,282 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:14,282 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:14,295 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:11:14,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:14 WrapperNode [2023-11-23 20:11:14,295 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:14,296 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:14,296 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:11:14,297 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:11:14,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:14" (1/1) ... [2023-11-23 20:11:14,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:14" (1/1) ... [2023-11-23 20:11:14,340 INFO L138 Inliner]: procedures = 27, calls = 68, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 140 [2023-11-23 20:11:14,341 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:14,342 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:11:14,342 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:11:14,342 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:11:14,354 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:14" (1/1) ... [2023-11-23 20:11:14,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:14" (1/1) ... [2023-11-23 20:11:14,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:14" (1/1) ... [2023-11-23 20:11:14,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:14" (1/1) ... [2023-11-23 20:11:14,375 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:14" (1/1) ... [2023-11-23 20:11:14,380 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:14" (1/1) ... [2023-11-23 20:11:14,382 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:14" (1/1) ... [2023-11-23 20:11:14,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:14" (1/1) ... [2023-11-23 20:11:14,389 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:11:14,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:11:14,390 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:11:14,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:11:14,391 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:14" (1/1) ... [2023-11-23 20:11:14,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:14,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:11:14,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:11:14,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:11:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:11:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:11:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:11:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:11:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:11:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:11:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:11:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:11:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:11:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:11:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-23 20:11:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-23 20:11:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:11:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:11:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:11:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-23 20:11:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-23 20:11:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:11:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:11:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:11:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:11:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:11:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:11:14,463 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 20:11:14,588 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:11:14,590 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:11:15,001 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:11:15,134 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 := ~i1~0;~i1~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~x~0.base, ~x~0.offset + 4 * ~i1~0, 4);~t11~0 := #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 20:11:15,142 INFO L158 Benchmark]: Toolchain (without parser) took 1178.73ms. Allocated memory is still 144.7MB. Free memory was 107.1MB in the beginning and 58.8MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-23 20:11:15,142 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:11:15,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.40ms. Allocated memory is still 144.7MB. Free memory was 107.1MB in the beginning and 94.3MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:11:15,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.85ms. Allocated memory is still 144.7MB. Free memory was 94.3MB in the beginning and 92.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:11:15,145 INFO L158 Benchmark]: Boogie Preprocessor took 47.02ms. Allocated memory is still 144.7MB. Free memory was 92.2MB in the beginning and 90.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:11:15,145 INFO L158 Benchmark]: RCFGBuilder took 750.59ms. Allocated memory is still 144.7MB. Free memory was 90.2MB in the beginning and 58.8MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-23 20:11:15,149 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.40ms. Allocated memory is still 144.7MB. Free memory was 107.1MB in the beginning and 94.3MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.85ms. Allocated memory is still 144.7MB. Free memory was 94.3MB in the beginning and 92.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.02ms. Allocated memory is still 144.7MB. Free memory was 92.2MB in the beginning and 90.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 750.59ms. Allocated memory is still 144.7MB. Free memory was 90.2MB in the beginning and 58.8MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. 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 := ~i1~0;~i1~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~x~0.base, ~x~0.offset + 4 * ~i1~0, 4);~t11~0 := #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 := ~i1~0;~i1~0 := 1 + #t~post2;havoc #t~post2;call #t~mem3 := read~int(~x~0.base, ~x~0.offset + 4 * ~i1~0, 4);~t11~0 := #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 20:11:15,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/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_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC --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 b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:11:17,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:11:18,061 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-23 20:11:18,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:11:18,114 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:11:18,115 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:11:18,116 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:11:18,117 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:11:18,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:11:18,122 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:11:18,123 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:11:18,123 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:11:18,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:11:18,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:11:18,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:11:18,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:11:18,126 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:11:18,126 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:11:18,127 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:11:18,128 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:11:18,128 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:11:18,129 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:11:18,129 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:11:18,129 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:11:18,130 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:11:18,130 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:18,131 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:11:18,131 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:11:18,131 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:18,132 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:11:18,133 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:11:18,133 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:11:18,133 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:11:18,134 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:18,134 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:11:18,134 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:11:18,134 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:11:18,135 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_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1e99af7c76570461a4b0ac70d664412f250ec04f47fd9ca8c0f85236f1348c6 [2023-11-23 20:11:18,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:11:18,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:11:18,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:11:18,570 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:11:18,570 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:11:18,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2023-11-23 20:11:21,652 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:11:21,975 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:11:21,975 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2023-11-23 20:11:21,983 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/data/0b003e503/fc2345fbecea473295856058e9955383/FLAG7d6b35bd2 [2023-11-23 20:11:21,999 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/data/0b003e503/fc2345fbecea473295856058e9955383 [2023-11-23 20:11:22,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:11:22,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:11:22,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:22,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:11:22,010 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:11:22,011 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,012 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52064088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22, skipping insertion in model container [2023-11-23 20:11:22,012 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,042 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:11:22,237 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_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3694,3707] [2023-11-23 20:11:22,252 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:22,271 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:11:22,285 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:11:22,322 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_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3694,3707] [2023-11-23 20:11:22,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:22,345 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:11:22,391 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_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3694,3707] [2023-11-23 20:11:22,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:22,416 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:22,416 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:22,424 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:11:22,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22 WrapperNode [2023-11-23 20:11:22,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:22,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:22,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:11:22,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:11:22,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,503 INFO L138 Inliner]: procedures = 29, calls = 68, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2023-11-23 20:11:22,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:22,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:11:22,504 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:11:22,505 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:11:22,515 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,520 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,521 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,531 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,555 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,558 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,567 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,572 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:11:22,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:11:22,579 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:11:22,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:11:22,581 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:22" (1/1) ... [2023-11-23 20:11:22,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:22,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:11:22,632 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:11:22,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:11:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:11:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:11:22,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:11:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:11:22,694 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:11:22,694 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:11:22,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:11:22,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:11:22,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:11:22,697 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:11:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-23 20:11:22,697 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-23 20:11:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:11:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:11:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-23 20:11:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-23 20:11:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:11:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:11:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:11:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:11:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:11:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:11:22,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:11:22,702 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 20:11:22,906 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:11:22,910 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:11:23,480 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:11:23,691 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 := ~i1~0;~i1~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~x~0.base, ~bvadd~32(~x~0.offset, ~bvmul~32(4bv32, ~i1~0)), 4bv32);~t11~0 := #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 20:11:23,696 INFO L158 Benchmark]: Toolchain (without parser) took 1692.36ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 59.5MB in the beginning and 81.3MB in the end (delta: -21.9MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2023-11-23 20:11:23,697 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:11:23,698 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.99ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 44.4MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:11:23,698 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.16ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 42.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:11:23,699 INFO L158 Benchmark]: Boogie Preprocessor took 72.72ms. Allocated memory is still 83.9MB. Free memory was 42.3MB in the beginning and 40.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:11:23,700 INFO L158 Benchmark]: RCFGBuilder took 1116.19ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 40.1MB in the beginning and 81.3MB in the end (delta: -41.2MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-11-23 20:11:23,703 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.99ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 44.4MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.16ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 42.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.72ms. Allocated memory is still 83.9MB. Free memory was 42.3MB in the beginning and 40.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1116.19ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 40.1MB in the beginning and 81.3MB in the end (delta: -41.2MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post2 := ~i1~0;~i1~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~x~0.base, ~bvadd~32(~x~0.offset, ~bvmul~32(4bv32, ~i1~0)), 4bv32);~t11~0 := #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 := ~i1~0;~i1~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~x~0.base, ~bvadd~32(~x~0.offset, ~bvmul~32(4bv32, ~i1~0)), 4bv32);~t11~0 := #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 20:11:23,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1b4b8-9bd7-4281-9c0e-6b729a2aabda/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 := ~i1~0;~i1~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;call #t~mem3 := read~intINTTYPE4(~x~0.base, ~bvadd~32(~x~0.offset, ~bvmul~32(4bv32, ~i1~0)), 4bv32);~t11~0 := #t~mem3;havoc #t~mem3;). Is there illegal control flow (e.g. loops) within an atomic block?