./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi --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 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:10,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:10,676 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:18:10,687 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:18:10,688 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:18:10,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:10,729 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:10,730 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:10,732 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:10,737 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:10,737 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:10,738 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:10,738 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:18:10,740 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:18:10,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:18:10,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:10,742 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:10,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:10,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:10,743 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:18:10,744 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:10,745 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:10,746 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:10,746 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:10,747 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:10,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:10,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:10,748 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:10,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:10,749 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:10,751 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:18:10,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:18:10,752 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:10,752 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_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 [2023-11-24 22:18:11,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:11,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:11,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:11,088 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:11,088 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:11,090 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-24 22:18:14,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:14,579 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:14,580 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-24 22:18:14,589 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/data/a0f35c0e4/0f12219a9544423ca75951ac53b1c4c6/FLAGdeb878c1a [2023-11-24 22:18:14,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/data/a0f35c0e4/0f12219a9544423ca75951ac53b1c4c6 [2023-11-24 22:18:14,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:14,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:14,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:14,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:14,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:14,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:14,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67616732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14, skipping insertion in model container [2023-11-24 22:18:14,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:14,663 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:14,859 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_7a8b4461-25c3-491f-a3cf-8a2529a36423/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3331,3344] [2023-11-24 22:18:14,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:14,886 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:14,912 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_7a8b4461-25c3-491f-a3cf-8a2529a36423/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3331,3344] [2023-11-24 22:18:14,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:14,939 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:14,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14 WrapperNode [2023-11-24 22:18:14,940 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:14,941 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:14,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:14,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:14,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:14,959 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:14,983 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 99 [2023-11-24 22:18:14,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:14,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:14,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:14,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:14,996 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:14,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:15,000 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:15,000 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:15,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:15,015 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:15,017 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:15,019 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:15,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:15,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:15,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:15,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:15,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:14" (1/1) ... [2023-11-24 22:18:15,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:15,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:15,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:15,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-24 22:18:15,103 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-24 22:18:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:18:15,103 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-24 22:18:15,103 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-24 22:18:15,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:18:15,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:18:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:18:15,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:18:15,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:18:15,104 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:18:15,105 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:18:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:18:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:18:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2023-11-24 22:18:15,105 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2023-11-24 22:18:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:15,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:15,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:15,107 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:18:15,227 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:15,229 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:15,693 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:15,710 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:15,710 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:18:15,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:15 BoogieIcfgContainer [2023-11-24 22:18:15,712 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:15,713 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:15,713 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:15,722 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:15,722 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:15" (1/1) ... [2023-11-24 22:18:15,723 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2023-11-24 22:18:15,726 INFO L158 Benchmark]: Toolchain (without parser) took 1116.35ms. Allocated memory is still 163.6MB. Free memory was 117.0MB in the beginning and 123.5MB in the end (delta: -6.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:15,726 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:15,727 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.53ms. Allocated memory is still 163.6MB. Free memory was 117.0MB in the beginning and 103.9MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:18:15,728 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.53ms. Allocated memory is still 163.6MB. Free memory was 103.9MB in the beginning and 102.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:15,728 INFO L158 Benchmark]: Boogie Preprocessor took 39.44ms. Allocated memory is still 163.6MB. Free memory was 102.1MB in the beginning and 100.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:15,729 INFO L158 Benchmark]: RCFGBuilder took 687.70ms. Allocated memory is still 163.6MB. Free memory was 100.2MB in the beginning and 124.6MB in the end (delta: -24.4MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-24 22:18:15,730 INFO L158 Benchmark]: CodeCheck took 11.71ms. Allocated memory is still 163.6MB. Free memory was 124.6MB in the beginning and 123.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:15,733 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.53ms. Allocated memory is still 163.6MB. Free memory was 117.0MB in the beginning and 103.9MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.53ms. Allocated memory is still 163.6MB. Free memory was 103.9MB in the beginning and 102.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.44ms. Allocated memory is still 163.6MB. Free memory was 102.1MB in the beginning and 100.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 687.70ms. Allocated memory is still 163.6MB. Free memory was 100.2MB in the beginning and 124.6MB in the end (delta: -24.4MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * CodeCheck took 11.71ms. Allocated memory is still 163.6MB. Free memory was 124.6MB in the beginning and 123.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:18:15,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi --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 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:18,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:18,637 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:18:18,692 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:18,693 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:18,694 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:18,695 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:18,696 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:18,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:18,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:18,703 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:18:18,704 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:18:18,704 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:18,706 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:18,706 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:18,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:18,707 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:18:18,708 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:18:18,708 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:18:18,709 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:18:18,709 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:18,710 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:18,710 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:18,711 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:18,711 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:18,711 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:18,712 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:18,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:18,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:18,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:18,715 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:18,715 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:18,715 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:18:18,716 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:18,716 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:18,716 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:18:18,717 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:18,717 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_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 [2023-11-24 22:18:19,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:19,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:19,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:19,181 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:19,182 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:19,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-24 22:18:22,455 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:22,739 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:22,740 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-24 22:18:22,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/data/0fe45b37f/b53c00f2e4be40279b276dea83b72c87/FLAG21ab96de0 [2023-11-24 22:18:22,776 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/data/0fe45b37f/b53c00f2e4be40279b276dea83b72c87 [2023-11-24 22:18:22,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:22,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:22,788 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:22,789 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:22,793 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:22,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c439988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22, skipping insertion in model container [2023-11-24 22:18:22,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,836 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:23,066 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_7a8b4461-25c3-491f-a3cf-8a2529a36423/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3331,3344] [2023-11-24 22:18:23,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:23,112 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 22:18:23,123 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:23,164 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_7a8b4461-25c3-491f-a3cf-8a2529a36423/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3331,3344] [2023-11-24 22:18:23,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:23,184 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:23,231 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_7a8b4461-25c3-491f-a3cf-8a2529a36423/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3331,3344] [2023-11-24 22:18:23,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:23,265 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:23,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:23 WrapperNode [2023-11-24 22:18:23,266 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:23,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:23,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:23,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:23,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:23" (1/1) ... [2023-11-24 22:18:23,323 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:23" (1/1) ... [2023-11-24 22:18:23,355 INFO L138 Inliner]: procedures = 28, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2023-11-24 22:18:23,356 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:23,357 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:23,357 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:23,357 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:23,366 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:23" (1/1) ... [2023-11-24 22:18:23,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:23" (1/1) ... [2023-11-24 22:18:23,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:23" (1/1) ... [2023-11-24 22:18:23,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:23" (1/1) ... [2023-11-24 22:18:23,383 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:23" (1/1) ... [2023-11-24 22:18:23,396 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:23" (1/1) ... [2023-11-24 22:18:23,412 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:23" (1/1) ... [2023-11-24 22:18:23,414 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:23" (1/1) ... [2023-11-24 22:18:23,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:23,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:23,420 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:23,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:23,421 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:23" (1/1) ... [2023-11-24 22:18:23,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:23,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:23,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:23,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:23,516 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-24 22:18:23,516 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-24 22:18:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 22:18:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:18:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-24 22:18:23,517 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-24 22:18:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:18:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:18:23,518 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:18:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:18:23,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:18:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:18:23,521 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:18:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:18:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2023-11-24 22:18:23,521 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2023-11-24 22:18:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:23,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 22:18:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:18:23,525 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:18:23,657 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:23,659 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:24,165 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:24,182 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:24,182 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:18:24,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:24 BoogieIcfgContainer [2023-11-24 22:18:24,184 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:24,190 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:24,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:24,201 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:24,201 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:24" (1/1) ... [2023-11-24 22:18:24,202 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2023-11-24 22:18:24,208 INFO L158 Benchmark]: Toolchain (without parser) took 1423.44ms. Allocated memory is still 79.7MB. Free memory was 56.0MB in the beginning and 31.7MB in the end (delta: 24.3MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-24 22:18:24,209 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.1MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:24,209 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.41ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 40.6MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:18:24,210 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.46ms. Allocated memory is still 79.7MB. Free memory was 40.6MB in the beginning and 58.5MB in the end (delta: -17.9MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-11-24 22:18:24,211 INFO L158 Benchmark]: Boogie Preprocessor took 62.06ms. Allocated memory is still 79.7MB. Free memory was 58.5MB in the beginning and 56.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:24,212 INFO L158 Benchmark]: RCFGBuilder took 764.38ms. Allocated memory is still 79.7MB. Free memory was 56.4MB in the beginning and 32.9MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:24,213 INFO L158 Benchmark]: CodeCheck took 15.74ms. Allocated memory is still 79.7MB. Free memory was 32.7MB in the beginning and 31.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:24,223 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.1MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.41ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 40.6MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.46ms. Allocated memory is still 79.7MB. Free memory was 40.6MB in the beginning and 58.5MB in the end (delta: -17.9MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.06ms. Allocated memory is still 79.7MB. Free memory was 58.5MB in the beginning and 56.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 764.38ms. Allocated memory is still 79.7MB. Free memory was 56.4MB in the beginning and 32.9MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 15.74ms. Allocated memory is still 79.7MB. Free memory was 32.7MB in the beginning and 31.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:18:24,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8b4461-25c3-491f-a3cf-8a2529a36423/bin/ukojak-verify-afCqCEvfdi/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: Concurrent programs are currently unsupported