./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:40:21,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:40:21,942 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:40:21,950 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:40:21,950 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:40:21,989 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:40:21,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:40:21,990 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:40:21,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:40:21,996 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:40:21,997 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:40:21,998 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:40:21,998 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:40:22,000 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:40:22,001 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:40:22,001 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:40:22,001 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:40:22,002 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:40:22,002 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:40:22,002 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:40:22,003 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:40:22,003 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:40:22,004 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:40:22,004 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:40:22,004 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:40:22,005 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:40:22,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:40:22,006 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:40:22,006 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:40:22,007 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:40:22,008 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:40:22,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:40:22,009 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:40:22,009 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_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-11-19 02:40:22,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:40:22,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:40:22,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:40:22,310 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:40:22,310 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:40:22,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-19 02:40:25,399 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:40:25,768 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:40:25,769 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-19 02:40:25,782 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/data/ad8df0c8f/1a18c2027ac742f08483b7449a1aea37/FLAGfa1911c71 [2023-11-19 02:40:25,800 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/data/ad8df0c8f/1a18c2027ac742f08483b7449a1aea37 [2023-11-19 02:40:25,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:40:25,813 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:40:25,814 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:40:25,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:40:25,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:40:25,820 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:25" (1/1) ... [2023-11-19 02:40:25,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c5074c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:25, skipping insertion in model container [2023-11-19 02:40:25,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:25" (1/1) ... [2023-11-19 02:40:25,868 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:40:26,067 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_753bdc58-6a59-4610-b052-0956e6e6d3e2/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-11-19 02:40:26,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:26,111 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:40:26,170 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_753bdc58-6a59-4610-b052-0956e6e6d3e2/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-11-19 02:40:26,175 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:26,185 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:40:26,185 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:40:26,193 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:40:26,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:26 WrapperNode [2023-11-19 02:40:26,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:40:26,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:40:26,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:40:26,195 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:40:26,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:26" (1/1) ... [2023-11-19 02:40:26,216 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:26" (1/1) ... [2023-11-19 02:40:26,241 INFO L138 Inliner]: procedures = 29, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 128 [2023-11-19 02:40:26,242 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:40:26,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:40:26,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:40:26,243 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:40:26,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:26" (1/1) ... [2023-11-19 02:40:26,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:26" (1/1) ... [2023-11-19 02:40:26,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:26" (1/1) ... [2023-11-19 02:40:26,259 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:26" (1/1) ... [2023-11-19 02:40:26,272 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:26" (1/1) ... [2023-11-19 02:40:26,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:26" (1/1) ... [2023-11-19 02:40:26,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:26" (1/1) ... [2023-11-19 02:40:26,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:26" (1/1) ... [2023-11-19 02:40:26,286 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:40:26,287 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:40:26,287 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:40:26,287 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:40:26,288 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:26" (1/1) ... [2023-11-19 02:40:26,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:40:26,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:40:26,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:40:26,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:40:26,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:40:26,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:40:26,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:40:26,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:40:26,385 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:40:26,386 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:40:26,386 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:40:26,386 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:40:26,386 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:40:26,387 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:40:26,387 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 02:40:26,387 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 02:40:26,388 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:40:26,388 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:40:26,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:40:26,389 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 02:40:26,389 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 02:40:26,391 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 02:40:26,391 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 02:40:26,391 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 02:40:26,392 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 02:40:26,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:40:26,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:40:26,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:40:26,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:40:26,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:40:26,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:40:26,395 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:40:26,573 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:40:26,575 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:40:27,078 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:40:27,195 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:40:27,196 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 02:40:27,198 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:40:27,202 INFO L158 Benchmark]: Toolchain (without parser) took 1387.85ms. Allocated memory is still 157.3MB. Free memory was 127.7MB in the beginning and 76.2MB in the end (delta: 51.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-19 02:40:27,202 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory was 91.0MB in the beginning and 90.9MB in the end (delta: 91.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:40:27,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.85ms. Allocated memory is still 157.3MB. Free memory was 127.3MB in the beginning and 114.1MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:40:27,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.07ms. Allocated memory is still 157.3MB. Free memory was 113.9MB in the beginning and 112.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:27,205 INFO L158 Benchmark]: Boogie Preprocessor took 43.30ms. Allocated memory is still 157.3MB. Free memory was 112.1MB in the beginning and 110.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:27,205 INFO L158 Benchmark]: RCFGBuilder took 913.30ms. Allocated memory is still 157.3MB. Free memory was 110.0MB in the beginning and 76.2MB in the end (delta: 33.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 02:40:27,209 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 130.0MB. Free memory was 91.0MB in the beginning and 90.9MB in the end (delta: 91.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 379.85ms. Allocated memory is still 157.3MB. Free memory was 127.3MB in the beginning and 114.1MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.07ms. Allocated memory is still 157.3MB. Free memory was 113.9MB in the beginning and 112.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.30ms. Allocated memory is still 157.3MB. Free memory was 112.1MB in the beginning and 110.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 913.30ms. Allocated memory is still 157.3MB. Free memory was 110.0MB in the beginning and 76.2MB in the end (delta: 33.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret15 && #t~ret15 <= 2147483647;~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:40:27,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:40:29,902 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:40:30,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:40:30,098 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:40:30,100 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:40:30,101 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:40:30,102 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:40:30,102 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:40:30,103 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:40:30,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:40:30,111 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:40:30,111 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:40:30,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:40:30,114 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:40:30,114 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:40:30,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:40:30,115 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:40:30,116 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:40:30,116 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:40:30,117 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:40:30,117 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:40:30,118 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:40:30,118 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:40:30,118 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:40:30,119 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:40:30,119 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:40:30,120 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:40:30,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:40:30,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:40:30,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:40:30,122 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:40:30,123 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:40:30,123 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:40:30,124 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:40:30,124 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:40:30,124 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:40:30,124 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:40:30,125 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_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2023-11-19 02:40:30,499 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:40:30,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:40:30,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:40:30,534 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:40:30,535 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:40:30,536 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-19 02:40:33,726 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:40:34,007 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:40:34,007 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-19 02:40:34,017 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/data/6cde85ec6/f09744dba5fe484bba37c9ae0c4c23f5/FLAGcfcf4d7e0 [2023-11-19 02:40:34,037 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/data/6cde85ec6/f09744dba5fe484bba37c9ae0c4c23f5 [2023-11-19 02:40:34,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:40:34,045 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:40:34,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:40:34,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:40:34,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:40:34,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c5c70e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34, skipping insertion in model container [2023-11-19 02:40:34,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,105 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:40:34,339 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_753bdc58-6a59-4610-b052-0956e6e6d3e2/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-11-19 02:40:34,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:34,365 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 02:40:34,370 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:40:34,394 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_753bdc58-6a59-4610-b052-0956e6e6d3e2/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-11-19 02:40:34,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:34,422 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:40:34,453 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_753bdc58-6a59-4610-b052-0956e6e6d3e2/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4303,4316] [2023-11-19 02:40:34,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:40:34,469 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:40:34,470 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:40:34,478 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:40:34,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34 WrapperNode [2023-11-19 02:40:34,479 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:40:34,480 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:40:34,480 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:40:34,480 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:40:34,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,502 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,527 INFO L138 Inliner]: procedures = 31, calls = 88, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 115 [2023-11-19 02:40:34,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:40:34,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:40:34,528 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:40:34,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:40:34,538 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,545 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,546 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,569 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,583 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,589 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,594 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:40:34,595 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:40:34,595 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:40:34,595 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:40:34,596 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:34" (1/1) ... [2023-11-19 02:40:34,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:40:34,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:40:34,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:40:34,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:40:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:40:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:40:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:40:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:40:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:40:34,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:40:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:40:34,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:40:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:40:34,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:40:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 02:40:34,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 02:40:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:40:34,670 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:40:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-19 02:40:34,671 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-19 02:40:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-19 02:40:34,671 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-19 02:40:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 02:40:34,671 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 02:40:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:40:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:40:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:40:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:40:34,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:40:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:40:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:40:34,674 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:40:34,877 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:40:34,880 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:40:35,442 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:40:35,614 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:40:35,614 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 02:40:35,616 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: ~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:40:35,621 INFO L158 Benchmark]: Toolchain (without parser) took 1575.26ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 44.4MB in the end (delta: 32.1MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2023-11-19 02:40:35,622 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 65.0MB. Free memory was 41.3MB in the beginning and 41.3MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:40:35,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.48ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 60.7MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:40:35,623 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.27ms. Allocated memory is still 100.7MB. Free memory was 60.4MB in the beginning and 58.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:40:35,626 INFO L158 Benchmark]: Boogie Preprocessor took 65.81ms. Allocated memory is still 100.7MB. Free memory was 58.6MB in the beginning and 56.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:40:35,627 INFO L158 Benchmark]: RCFGBuilder took 1025.14ms. Allocated memory is still 100.7MB. Free memory was 56.2MB in the beginning and 44.4MB in the end (delta: 11.7MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-11-19 02:40:35,635 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 65.0MB. Free memory was 41.3MB in the beginning and 41.3MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.48ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 60.7MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.27ms. Allocated memory is still 100.7MB. Free memory was 60.4MB in the beginning and 58.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.81ms. Allocated memory is still 100.7MB. Free memory was 58.6MB in the beginning and 56.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1025.14ms. Allocated memory is still 100.7MB. Free memory was 56.2MB in the beginning and 44.4MB in the end (delta: 11.7MB). Peak memory consumption was 12.9MB. 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: ~x1~0 := #t~ret15;havoc #t~ret15;). 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: ~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:40:35,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_753bdc58-6a59-4610-b052-0956e6e6d3e2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x1~0 := #t~ret15;havoc #t~ret15;). Is there illegal control flow (e.g. loops) within an atomic block?