./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.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_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/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_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/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_88e03597-0910-417b-8a21-56c9364e8775/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 6d47c8696b49948f6f8f53dd9eda6f4e0281717fd9a29e264a19ded5493fa577 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:33:17,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:33:17,930 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:33:17,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:33:17,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:33:17,981 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:33:17,983 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:33:17,984 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:33:17,985 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:33:17,990 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:33:17,991 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:33:17,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:33:17,992 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:33:17,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:33:17,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:33:17,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:33:17,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:33:17,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:33:17,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:33:17,996 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:33:17,997 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:33:17,997 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:33:17,998 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:33:17,998 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:33:17,999 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:33:17,999 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:33:18,000 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:18,001 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:33:18,001 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:33:18,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:33:18,003 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:33:18,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:33:18,004 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:33:18,004 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_88e03597-0910-417b-8a21-56c9364e8775/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d47c8696b49948f6f8f53dd9eda6f4e0281717fd9a29e264a19ded5493fa577 [2023-11-19 03:33:18,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:33:18,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:33:18,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:33:18,306 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:33:18,306 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:33:18,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2023-11-19 03:33:21,383 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:33:21,673 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:33:21,674 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2023-11-19 03:33:21,686 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/data/e60ef0696/e905adbed67f436eb17f1e432ef71852/FLAG471b01fa7 [2023-11-19 03:33:21,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/data/e60ef0696/e905adbed67f436eb17f1e432ef71852 [2023-11-19 03:33:21,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:33:21,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:33:21,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:21,718 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:33:21,723 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:33:21,724 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:21" (1/1) ... [2023-11-19 03:33:21,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28b6ac89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:21, skipping insertion in model container [2023-11-19 03:33:21,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:21" (1/1) ... [2023-11-19 03:33:21,761 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:21,944 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_88e03597-0910-417b-8a21-56c9364e8775/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2638,2651] [2023-11-19 03:33:21,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:21,966 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:33:21,991 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_88e03597-0910-417b-8a21-56c9364e8775/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2638,2651] [2023-11-19 03:33:21,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:22,006 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:33:22,006 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:33:22,014 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:33:22,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:22 WrapperNode [2023-11-19 03:33:22,015 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:22,016 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:22,016 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:33:22,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:33:22,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:22" (1/1) ... [2023-11-19 03:33:22,034 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:22" (1/1) ... [2023-11-19 03:33:22,056 INFO L138 Inliner]: procedures = 25, calls = 52, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 75 [2023-11-19 03:33:22,056 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:22,057 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:33:22,057 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:33:22,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:33:22,067 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:22" (1/1) ... [2023-11-19 03:33:22,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:22" (1/1) ... [2023-11-19 03:33:22,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:22" (1/1) ... [2023-11-19 03:33:22,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:22" (1/1) ... [2023-11-19 03:33:22,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:22" (1/1) ... [2023-11-19 03:33:22,099 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:22" (1/1) ... [2023-11-19 03:33:22,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:22" (1/1) ... [2023-11-19 03:33:22,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:22" (1/1) ... [2023-11-19 03:33:22,114 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:33:22,115 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:33:22,115 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:33:22,116 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:33:22,117 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:22" (1/1) ... [2023-11-19 03:33:22,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:22,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:33:22,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:33:22,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:33:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:33:22,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:33:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:33:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-19 03:33:22,202 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-19 03:33:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:33:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:33:22,203 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:33:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:33:22,203 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:33:22,203 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:33:22,204 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:33:22,204 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:33:22,204 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:33:22,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:33:22,204 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 03:33:22,204 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 03:33:22,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:33:22,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:33:22,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:33:22,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:33:22,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:33:22,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:33:22,209 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:33:22,393 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:33:22,395 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:33:22,796 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:33:22,942 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:33:22,944 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:33:22,946 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~ret5 && #t~ret5 <= 2147483647;~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:33:22,955 INFO L158 Benchmark]: Toolchain (without parser) took 1240.14ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 92.2MB in the beginning and 152.5MB in the end (delta: -60.3MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2023-11-19 03:33:22,956 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory was 86.1MB in the beginning and 85.9MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:33:22,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.91ms. Allocated memory is still 138.4MB. Free memory was 92.2MB in the beginning and 80.1MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:33:22,959 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.50ms. Allocated memory is still 138.4MB. Free memory was 80.1MB in the beginning and 78.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:33:22,960 INFO L158 Benchmark]: Boogie Preprocessor took 57.22ms. Allocated memory is still 138.4MB. Free memory was 78.3MB in the beginning and 76.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:33:22,961 INFO L158 Benchmark]: RCFGBuilder took 838.00ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 76.6MB in the beginning and 152.5MB in the end (delta: -75.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-19 03:33:22,970 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory was 86.1MB in the beginning and 85.9MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.91ms. Allocated memory is still 138.4MB. Free memory was 92.2MB in the beginning and 80.1MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.50ms. Allocated memory is still 138.4MB. Free memory was 80.1MB in the beginning and 78.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.22ms. Allocated memory is still 138.4MB. Free memory was 78.3MB in the beginning and 76.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 838.00ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 76.6MB in the beginning and 152.5MB in the end (delta: -75.8MB). Peak memory consumption was 20.1MB. 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~ret5 && #t~ret5 <= 2147483647;~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). 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~ret5 && #t~ret5 <= 2147483647;~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:33:23,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/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_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/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_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/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_88e03597-0910-417b-8a21-56c9364e8775/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 6d47c8696b49948f6f8f53dd9eda6f4e0281717fd9a29e264a19ded5493fa577 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:33:25,694 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:33:25,799 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:33:25,854 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:33:25,855 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:33:25,856 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:33:25,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:33:25,858 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:33:25,859 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:33:25,864 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:33:25,865 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:33:25,865 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:33:25,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:33:25,868 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:33:25,868 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:33:25,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:33:25,869 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:33:25,869 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:33:25,870 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:33:25,871 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:33:25,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:33:25,872 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:33:25,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:33:25,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:33:25,873 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:33:25,874 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:33:25,874 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:33:25,875 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:33:25,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:25,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:33:25,877 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:33:25,878 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:33:25,878 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:33:25,880 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:33:25,880 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:33:25,881 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:33:25,881 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:33:25,881 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_88e03597-0910-417b-8a21-56c9364e8775/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d47c8696b49948f6f8f53dd9eda6f4e0281717fd9a29e264a19ded5493fa577 [2023-11-19 03:33:26,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:33:26,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:33:26,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:33:26,303 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:33:26,304 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:33:26,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2023-11-19 03:33:29,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:33:29,672 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:33:29,673 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2023-11-19 03:33:29,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/data/d066f8df8/2fbf52be5351402fbd2f8a0dd32d7ef2/FLAG70303eb68 [2023-11-19 03:33:29,710 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/data/d066f8df8/2fbf52be5351402fbd2f8a0dd32d7ef2 [2023-11-19 03:33:29,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:33:29,719 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:33:29,727 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:29,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:33:29,732 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:33:29,733 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,734 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14f3fa0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:29, skipping insertion in model container [2023-11-19 03:33:29,734 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:29" (1/1) ... [2023-11-19 03:33:29,769 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:29,973 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_88e03597-0910-417b-8a21-56c9364e8775/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2638,2651] [2023-11-19 03:33:29,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:29,997 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:33:30,003 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:30,018 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_88e03597-0910-417b-8a21-56c9364e8775/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2638,2651] [2023-11-19 03:33:30,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:30,034 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:33:30,077 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_88e03597-0910-417b-8a21-56c9364e8775/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c[2638,2651] [2023-11-19 03:33:30,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:30,106 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:33:30,106 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:33:30,115 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:33:30,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:30 WrapperNode [2023-11-19 03:33:30,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:30,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:30,121 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:33:30,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:33:30,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:30" (1/1) ... [2023-11-19 03:33:30,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:30" (1/1) ... [2023-11-19 03:33:30,190 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 73 [2023-11-19 03:33:30,190 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:30,191 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:33:30,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:33:30,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:33:30,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:30" (1/1) ... [2023-11-19 03:33:30,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:30" (1/1) ... [2023-11-19 03:33:30,224 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:30" (1/1) ... [2023-11-19 03:33:30,225 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:30" (1/1) ... [2023-11-19 03:33:30,235 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:30" (1/1) ... [2023-11-19 03:33:30,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:30" (1/1) ... [2023-11-19 03:33:30,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:30" (1/1) ... [2023-11-19 03:33:30,256 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:30" (1/1) ... [2023-11-19 03:33:30,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:33:30,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:33:30,261 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:33:30,261 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:33:30,262 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:30" (1/1) ... [2023-11-19 03:33:30,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:30,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:33:30,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:33:30,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:33:30,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:33:30,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:33:30,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:33:30,370 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-19 03:33:30,370 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-19 03:33:30,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:33:30,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:33:30,371 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:33:30,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:33:30,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:33:30,374 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:33:30,374 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:33:30,374 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:33:30,374 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:33:30,374 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 03:33:30,375 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 03:33:30,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:33:30,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:33:30,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:33:30,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:33:30,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:33:30,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:33:30,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:33:30,379 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:33:30,546 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:33:30,548 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:33:31,032 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:33:31,219 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:33:31,220 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:33:31,222 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: ~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:33:31,230 INFO L158 Benchmark]: Toolchain (without parser) took 1510.14ms. Allocated memory was 77.6MB in the beginning and 115.3MB in the end (delta: 37.7MB). Free memory was 51.7MB in the beginning and 63.6MB in the end (delta: -11.8MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-11-19 03:33:31,231 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:33:31,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.41ms. Allocated memory is still 77.6MB. Free memory was 51.5MB in the beginning and 37.0MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:33:31,232 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.64ms. Allocated memory is still 77.6MB. Free memory was 37.0MB in the beginning and 35.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:33:31,233 INFO L158 Benchmark]: Boogie Preprocessor took 68.15ms. Allocated memory is still 77.6MB. Free memory was 35.2MB in the beginning and 33.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:33:31,234 INFO L158 Benchmark]: RCFGBuilder took 967.41ms. Allocated memory was 77.6MB in the beginning and 115.3MB in the end (delta: 37.7MB). Free memory was 33.4MB in the beginning and 63.6MB in the end (delta: -30.2MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-11-19 03:33:31,238 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.41ms. Allocated memory is still 77.6MB. Free memory was 51.5MB in the beginning and 37.0MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.64ms. Allocated memory is still 77.6MB. Free memory was 37.0MB in the beginning and 35.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.15ms. Allocated memory is still 77.6MB. Free memory was 35.2MB in the beginning and 33.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 967.41ms. Allocated memory was 77.6MB in the beginning and 115.3MB in the end (delta: 37.7MB). Free memory was 33.4MB in the beginning and 63.6MB in the end (delta: -30.2MB). Peak memory consumption was 8.3MB. 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: ~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). 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: ~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:33:31,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88e03597-0910-417b-8a21-56c9364e8775/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: ~res1~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block?