./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-simple-equiv.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_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/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_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/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_72493949-0fa8-4c3b-9f2f-a3201bdad926/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 a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:39,829 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:39,952 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:07:39,956 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:39,957 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:40,029 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:40,032 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:40,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:40,034 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:40,039 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:40,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:40,040 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:40,041 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:40,043 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:40,043 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:40,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:40,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:40,044 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:40,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:40,045 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:40,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:40,046 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:40,047 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:40,047 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:40,047 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:40,048 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:40,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:40,049 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:40,049 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:40,050 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:40,051 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:40,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:40,051 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:40,052 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_72493949-0fa8-4c3b-9f2f-a3201bdad926/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed [2023-11-19 04:07:40,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:40,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:40,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:40,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:40,428 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:40,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-19 04:07:43,602 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:43,863 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:43,864 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-19 04:07:43,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/data/2b2b85de2/45f75ad5e47b42fdbecc10fa09cd1d54/FLAG025b6c6d2 [2023-11-19 04:07:43,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/data/2b2b85de2/45f75ad5e47b42fdbecc10fa09cd1d54 [2023-11-19 04:07:43,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:43,892 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:43,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:43,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:43,900 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:43,901 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@293faaf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43, skipping insertion in model container [2023-11-19 04:07:43,903 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,938 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:44,124 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_72493949-0fa8-4c3b-9f2f-a3201bdad926/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2251,2264] [2023-11-19 04:07:44,130 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:44,142 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:44,163 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_72493949-0fa8-4c3b-9f2f-a3201bdad926/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2251,2264] [2023-11-19 04:07:44,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:44,173 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:44,174 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:44,182 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:44,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44 WrapperNode [2023-11-19 04:07:44,183 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:44,184 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:44,185 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:44,185 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:44,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,203 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,225 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2023-11-19 04:07:44,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:44,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:44,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:44,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:44,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,250 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,257 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,259 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:44,268 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:44,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:44,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:44,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:44,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:44,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:44,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:07:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:07:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:07:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:07:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:07:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:07:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:07:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:07:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:07:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:07:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:44,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:07:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:44,355 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 04:07:44,509 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:44,511 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:44,792 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:44,829 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:44,830 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:07:44,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:44 BoogieIcfgContainer [2023-11-19 04:07:44,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:44,835 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:44,836 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:44,847 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:44,848 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:44,849 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) [2023-11-19 04:07:44,854 INFO L158 Benchmark]: Toolchain (without parser) took 960.50ms. Allocated memory is still 174.1MB. Free memory was 142.1MB in the beginning and 132.5MB in the end (delta: 9.6MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-11-19 04:07:44,854 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory was 102.0MB in the beginning and 101.9MB in the end (delta: 74.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:44,855 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.70ms. Allocated memory is still 174.1MB. Free memory was 141.9MB in the beginning and 134.1MB in the end (delta: 7.8MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-11-19 04:07:44,856 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.96ms. Allocated memory is still 174.1MB. Free memory was 134.1MB in the beginning and 132.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:44,857 INFO L158 Benchmark]: Boogie Preprocessor took 40.88ms. Allocated memory is still 174.1MB. Free memory was 132.7MB in the beginning and 131.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:44,858 INFO L158 Benchmark]: RCFGBuilder took 566.68ms. Allocated memory is still 174.1MB. Free memory was 131.3MB in the beginning and 133.9MB in the end (delta: -2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 04:07:44,859 INFO L158 Benchmark]: CodeCheck took 16.70ms. Allocated memory is still 174.1MB. Free memory was 133.9MB in the beginning and 132.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:44,868 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 0.31ms. Allocated memory is still 130.0MB. Free memory was 102.0MB in the beginning and 101.9MB in the end (delta: 74.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.70ms. Allocated memory is still 174.1MB. Free memory was 141.9MB in the beginning and 134.1MB in the end (delta: 7.8MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.96ms. Allocated memory is still 174.1MB. Free memory was 134.1MB in the beginning and 132.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.88ms. Allocated memory is still 174.1MB. Free memory was 132.7MB in the beginning and 131.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 566.68ms. Allocated memory is still 174.1MB. Free memory was 131.3MB in the beginning and 133.9MB in the end (delta: -2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 16.70ms. Allocated memory is still 174.1MB. Free memory was 133.9MB in the beginning and 132.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:07:44,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/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_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/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_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/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_72493949-0fa8-4c3b-9f2f-a3201bdad926/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 a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:47,694 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:47,840 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 04:07:47,897 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:47,899 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:47,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:47,901 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:47,902 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:47,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:47,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:47,909 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:47,909 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:47,910 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:47,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:47,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:47,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:47,913 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:07:47,913 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:07:47,914 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:07:47,915 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:47,915 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:47,916 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:47,916 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:47,917 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:47,917 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:47,917 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:47,918 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:47,919 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:47,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:47,919 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:47,921 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:47,921 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:47,921 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:07:47,922 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:47,922 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:47,922 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:07:47,923 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:47,923 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_72493949-0fa8-4c3b-9f2f-a3201bdad926/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4f450f56f6a40f7cfc1a45cb9347f1cca7ce4a1ac8bd0b5be45149fc02486ed [2023-11-19 04:07:48,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:48,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:48,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:48,416 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:48,416 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:48,418 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-19 04:07:51,519 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:51,801 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:51,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2023-11-19 04:07:51,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/data/152da7319/e00b8ed99fc14b1396aef244295310d3/FLAGf9ff3977e [2023-11-19 04:07:51,835 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/data/152da7319/e00b8ed99fc14b1396aef244295310d3 [2023-11-19 04:07:51,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:51,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:51,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:51,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:51,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:51,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:51" (1/1) ... [2023-11-19 04:07:51,855 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c7c551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:51, skipping insertion in model container [2023-11-19 04:07:51,855 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:51" (1/1) ... [2023-11-19 04:07:51,887 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:52,129 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_72493949-0fa8-4c3b-9f2f-a3201bdad926/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2251,2264] [2023-11-19 04:07:52,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:52,151 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:52,191 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_72493949-0fa8-4c3b-9f2f-a3201bdad926/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2251,2264] [2023-11-19 04:07:52,196 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:52,208 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:52,208 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:52,216 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:52,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:52 WrapperNode [2023-11-19 04:07:52,217 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:52,219 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:52,219 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:52,219 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:52,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:52" (1/1) ... [2023-11-19 04:07:52,252 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:52" (1/1) ... [2023-11-19 04:07:52,281 INFO L138 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2023-11-19 04:07:52,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:52,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:52,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:52,284 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:52,294 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:52" (1/1) ... [2023-11-19 04:07:52,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:52" (1/1) ... [2023-11-19 04:07:52,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:52" (1/1) ... [2023-11-19 04:07:52,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:52" (1/1) ... [2023-11-19 04:07:52,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:52" (1/1) ... [2023-11-19 04:07:52,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:52" (1/1) ... [2023-11-19 04:07:52,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:52" (1/1) ... [2023-11-19 04:07:52,337 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:52" (1/1) ... [2023-11-19 04:07:52,340 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:52,343 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:52,344 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:52,344 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:52,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:52" (1/1) ... [2023-11-19 04:07:52,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:52,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:52,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:52,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:52,431 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:07:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:07:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:07:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:07:52,432 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:07:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:07:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:07:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:07:52,433 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:07:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:52,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:07:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:07:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:07:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:07:52,436 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 04:07:52,564 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:52,567 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:52,859 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:52,912 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:52,912 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:07:52,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:52 BoogieIcfgContainer [2023-11-19 04:07:52,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:52,917 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:52,917 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:52,927 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:52,928 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:52" (1/1) ... [2023-11-19 04:07:52,928 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) [2023-11-19 04:07:52,933 INFO L158 Benchmark]: Toolchain (without parser) took 1089.51ms. Allocated memory is still 123.7MB. Free memory was 99.9MB in the beginning and 68.7MB in the end (delta: 31.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:52,934 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:52,934 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.36ms. Allocated memory is still 123.7MB. Free memory was 99.5MB in the beginning and 88.3MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:52,935 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.74ms. Allocated memory is still 123.7MB. Free memory was 88.2MB in the beginning and 86.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:52,936 INFO L158 Benchmark]: Boogie Preprocessor took 58.66ms. Allocated memory is still 123.7MB. Free memory was 86.6MB in the beginning and 84.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:52,937 INFO L158 Benchmark]: RCFGBuilder took 572.75ms. Allocated memory is still 123.7MB. Free memory was 84.9MB in the beginning and 69.8MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:07:52,938 INFO L158 Benchmark]: CodeCheck took 14.28ms. Allocated memory is still 123.7MB. Free memory was 69.8MB in the beginning and 68.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:52,941 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 0.18ms. Allocated memory is still 65.0MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.36ms. Allocated memory is still 123.7MB. Free memory was 99.5MB in the beginning and 88.3MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.74ms. Allocated memory is still 123.7MB. Free memory was 88.2MB in the beginning and 86.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.66ms. Allocated memory is still 123.7MB. Free memory was 86.6MB in the beginning and 84.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 572.75ms. Allocated memory is still 123.7MB. Free memory was 84.9MB in the beginning and 69.8MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14.28ms. Allocated memory is still 123.7MB. Free memory was 69.8MB in the beginning and 68.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:07:52,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72493949-0fa8-4c3b-9f2f-a3201bdad926/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: Concurrent programs are currently unsupported