./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/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_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/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_437b0f1a-225e-4d7f-8648-9a518387cb3f/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 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:21:02,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:21:02,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:21:02,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:21:02,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:21:02,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:21:02,463 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:21:02,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:21:02,465 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:21:02,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:21:02,473 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:21:02,473 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:21:02,474 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:21:02,476 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:21:02,476 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:21:02,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:21:02,478 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:21:02,478 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:21:02,479 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:21:02,479 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:21:02,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:21:02,480 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:21:02,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:21:02,482 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:21:02,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:21:02,483 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:21:02,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:02,484 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:21:02,485 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:21:02,485 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:21:02,487 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:21:02,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:21:02,487 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:21:02,488 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_437b0f1a-225e-4d7f-8648-9a518387cb3f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 [2023-11-19 03:21:02,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:21:02,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:21:02,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:21:02,959 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:21:02,959 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:21:02,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-19 03:21:06,310 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:21:06,568 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:21:06,568 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-19 03:21:06,578 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/data/f06928e7e/35e08b7649f44670887a366a811fbb50/FLAG4afcdb67b [2023-11-19 03:21:06,602 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/data/f06928e7e/35e08b7649f44670887a366a811fbb50 [2023-11-19 03:21:06,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:21:06,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:21:06,616 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:06,616 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:21:06,621 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:21:06,622 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:06" (1/1) ... [2023-11-19 03:21:06,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1811c10f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:06, skipping insertion in model container [2023-11-19 03:21:06,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:06" (1/1) ... [2023-11-19 03:21:06,674 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:21:06,889 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_437b0f1a-225e-4d7f-8648-9a518387cb3f/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c[4955,4968] [2023-11-19 03:21:06,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:06,915 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:21:06,962 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_437b0f1a-225e-4d7f-8648-9a518387cb3f/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c[4955,4968] [2023-11-19 03:21:06,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:07,017 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:21:07,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:07 WrapperNode [2023-11-19 03:21:07,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:07,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:07,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:21:07,021 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:21:07,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:07" (1/1) ... [2023-11-19 03:21:07,057 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:07" (1/1) ... [2023-11-19 03:21:07,099 INFO L138 Inliner]: procedures = 25, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 104 [2023-11-19 03:21:07,100 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:07,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:21:07,101 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:21:07,101 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:21:07,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:07" (1/1) ... [2023-11-19 03:21:07,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:07" (1/1) ... [2023-11-19 03:21:07,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:07" (1/1) ... [2023-11-19 03:21:07,135 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:07" (1/1) ... [2023-11-19 03:21:07,148 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:07" (1/1) ... [2023-11-19 03:21:07,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:07" (1/1) ... [2023-11-19 03:21:07,176 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:07" (1/1) ... [2023-11-19 03:21:07,178 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:07" (1/1) ... [2023-11-19 03:21:07,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:21:07,189 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:21:07,191 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:21:07,191 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:21:07,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:07" (1/1) ... [2023-11-19 03:21:07,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:07,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:21:07,230 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:21:07,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:21:07,275 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 03:21:07,275 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 03:21:07,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:21:07,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:21:07,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:21:07,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:21:07,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:21:07,278 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:21:07,278 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:21:07,278 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:21:07,278 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:21:07,279 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:21:07,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:21:07,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:21:07,279 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2023-11-19 03:21:07,279 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2023-11-19 03:21:07,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:21:07,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:21:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:21:07,284 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:21:07,416 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:21:07,418 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:21:07,978 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:21:08,004 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:21:08,005 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:21:08,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:08 BoogieIcfgContainer [2023-11-19 03:21:08,014 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:21:08,016 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:21:08,016 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:21:08,031 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:21:08,031 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:08" (1/1) ... [2023-11-19 03:21:08,032 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 03:21:08,043 INFO L158 Benchmark]: Toolchain (without parser) took 1430.05ms. Allocated memory is still 163.6MB. Free memory was 125.2MB in the beginning and 78.9MB in the end (delta: 46.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-19 03:21:08,043 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 121.6MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:21:08,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.84ms. Allocated memory is still 163.6MB. Free memory was 125.2MB in the beginning and 111.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:21:08,046 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.54ms. Allocated memory is still 163.6MB. Free memory was 111.1MB in the beginning and 109.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:21:08,048 INFO L158 Benchmark]: Boogie Preprocessor took 88.30ms. Allocated memory is still 163.6MB. Free memory was 109.8MB in the beginning and 107.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:21:08,049 INFO L158 Benchmark]: RCFGBuilder took 825.19ms. Allocated memory is still 163.6MB. Free memory was 107.6MB in the beginning and 80.3MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 03:21:08,050 INFO L158 Benchmark]: CodeCheck took 24.69ms. Allocated memory is still 163.6MB. Free memory was 79.7MB in the beginning and 78.9MB in the end (delta: 778.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:21:08,062 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 0.41ms. Allocated memory is still 121.6MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.84ms. Allocated memory is still 163.6MB. Free memory was 125.2MB in the beginning and 111.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.54ms. Allocated memory is still 163.6MB. Free memory was 111.1MB in the beginning and 109.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 88.30ms. Allocated memory is still 163.6MB. Free memory was 109.8MB in the beginning and 107.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 825.19ms. Allocated memory is still 163.6MB. Free memory was 107.6MB in the beginning and 80.3MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 24.69ms. Allocated memory is still 163.6MB. Free memory was 79.7MB in the beginning and 78.9MB in the end (delta: 778.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:21:08,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/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_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/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_437b0f1a-225e-4d7f-8648-9a518387cb3f/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 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:21:11,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:21:11,405 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:21:11,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:21:11,468 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:21:11,469 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:21:11,470 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:21:11,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:21:11,472 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:21:11,478 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:21:11,478 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:21:11,479 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:21:11,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:21:11,482 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:21:11,482 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:21:11,483 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:21:11,484 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:21:11,484 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:21:11,485 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:21:11,487 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:21:11,487 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:21:11,488 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:21:11,489 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:21:11,489 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:21:11,490 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:21:11,490 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:21:11,491 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:21:11,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:21:11,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:11,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:21:11,494 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:21:11,494 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:21:11,495 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:21:11,495 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:21:11,496 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:21:11,496 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:21:11,496 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:21:11,497 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_437b0f1a-225e-4d7f-8648-9a518387cb3f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 [2023-11-19 03:21:12,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:21:12,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:21:12,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:21:12,077 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:21:12,077 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:21:12,079 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-19 03:21:15,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:21:15,825 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:21:15,825 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-19 03:21:15,837 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/data/d59d42bdc/b855180ca5244b27b301c849ada1d513/FLAG5d8d5b871 [2023-11-19 03:21:15,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/data/d59d42bdc/b855180ca5244b27b301c849ada1d513 [2023-11-19 03:21:15,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:21:15,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:21:15,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:15,863 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:21:15,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:21:15,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:15" (1/1) ... [2023-11-19 03:21:15,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@542cfb09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:15, skipping insertion in model container [2023-11-19 03:21:15,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:15" (1/1) ... [2023-11-19 03:21:15,936 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:21:16,216 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c[4955,4968] [2023-11-19 03:21:16,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:16,244 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:21:16,284 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_437b0f1a-225e-4d7f-8648-9a518387cb3f/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c[4955,4968] [2023-11-19 03:21:16,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:16,311 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:21:16,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16 WrapperNode [2023-11-19 03:21:16,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:16,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:16,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:21:16,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:21:16,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,382 INFO L138 Inliner]: procedures = 27, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 96 [2023-11-19 03:21:16,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:16,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:21:16,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:21:16,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:21:16,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,415 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,475 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,484 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,487 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:21:16,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:21:16,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:21:16,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:21:16,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:16,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:21:16,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:21:16,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:21:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-19 03:21:16,614 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-19 03:21:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:21:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 03:21:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:21:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:21:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:21:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:21:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:21:16,618 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:21:16,618 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:21:16,618 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:21:16,618 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:21:16,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:21:16,620 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2023-11-19 03:21:16,622 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2023-11-19 03:21:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:21:16,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:21:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 03:21:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:21:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:21:16,625 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:21:16,837 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:21:16,840 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:21:17,557 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:21:17,573 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:21:17,574 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:21:17,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:17 BoogieIcfgContainer [2023-11-19 03:21:17,580 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:21:17,581 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:21:17,581 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:21:17,592 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:21:17,593 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:17" (1/1) ... [2023-11-19 03:21:17,594 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 03:21:17,601 INFO L158 Benchmark]: Toolchain (without parser) took 1738.79ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 53.4MB in the beginning and 66.7MB in the end (delta: -13.3MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2023-11-19 03:21:17,601 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 77.6MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:21:17,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.86ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 39.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:21:17,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.46ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 39.2MB in the beginning and 73.7MB in the end (delta: -34.5MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-11-19 03:21:17,605 INFO L158 Benchmark]: Boogie Preprocessor took 123.94ms. Allocated memory is still 94.4MB. Free memory was 73.7MB in the beginning and 71.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:21:17,606 INFO L158 Benchmark]: RCFGBuilder took 1072.32ms. Allocated memory is still 94.4MB. Free memory was 71.3MB in the beginning and 67.6MB in the end (delta: 3.7MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-11-19 03:21:17,607 INFO L158 Benchmark]: CodeCheck took 17.27ms. Allocated memory is still 94.4MB. Free memory was 67.6MB in the beginning and 66.7MB in the end (delta: 877.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:21:17,619 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 0.36ms. Allocated memory is still 77.6MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 449.86ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 39.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.46ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 39.2MB in the beginning and 73.7MB in the end (delta: -34.5MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 123.94ms. Allocated memory is still 94.4MB. Free memory was 73.7MB in the beginning and 71.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1072.32ms. Allocated memory is still 94.4MB. Free memory was 71.3MB in the beginning and 67.6MB in the end (delta: 3.7MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * CodeCheck took 17.27ms. Allocated memory is still 94.4MB. Free memory was 67.6MB in the beginning and 66.7MB in the end (delta: 877.4kB). 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 03:21:17,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_437b0f1a-225e-4d7f-8648-9a518387cb3f/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