./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/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_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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-cf1a783 [2023-11-12 00:04:54,947 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:55,019 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:04:55,026 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:55,027 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:55,063 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:55,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:55,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:55,067 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:55,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:55,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:55,076 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:55,077 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:55,079 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:55,079 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:55,080 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:55,080 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:55,080 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:55,081 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:55,081 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:55,082 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:55,082 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:55,083 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:55,083 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:55,083 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:55,084 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:55,085 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:55,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:55,086 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:55,086 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:55,087 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:55,087 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:55,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:55,088 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:55,088 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_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 [2023-11-12 00:04:55,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:55,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:55,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:55,375 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:55,375 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:55,377 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-12 00:04:58,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:58,753 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:58,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-12 00:04:58,762 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/data/7645a9885/24919687d46448b4949c72c1ab32a45e/FLAGac207aaa6 [2023-11-12 00:04:59,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/data/7645a9885/24919687d46448b4949c72c1ab32a45e [2023-11-12 00:04:59,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:59,121 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:59,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:59,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:59,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:59,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608f9b5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59, skipping insertion in model container [2023-11-12 00:04:59,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,167 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:59,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:59,404 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:59,451 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:59,477 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:59,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59 WrapperNode [2023-11-12 00:04:59,478 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:59,479 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:59,480 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:59,480 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:59,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,512 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,549 INFO L138 Inliner]: procedures = 25, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2023-11-12 00:04:59,550 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:59,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:59,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:59,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:59,560 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,565 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,566 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,584 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,597 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,599 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,606 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:59,608 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:59,608 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:59,608 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:59,609 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:59" (1/1) ... [2023-11-12 00:04:59,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:59,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:59,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:59,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:59,693 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-12 00:04:59,694 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-12 00:04:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:04:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:04:59,694 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:04:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:04:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:04:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:04:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:04:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:04:59,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:04:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2023-11-12 00:04:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2023-11-12 00:04:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:59,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:59,698 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:04:59,818 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:59,821 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:00,429 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:00,444 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:00,444 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 00:05:00,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:00 BoogieIcfgContainer [2023-11-12 00:05:00,448 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:00,449 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:00,449 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:00,460 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:00,462 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:00" (1/1) ... [2023-11-12 00:05:00,463 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) [2023-11-12 00:05:00,468 INFO L158 Benchmark]: Toolchain (without parser) took 1346.35ms. Allocated memory is still 184.5MB. Free memory was 134.5MB in the beginning and 84.5MB in the end (delta: 50.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-12 00:05:00,468 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 107.0MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:00,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.88ms. Allocated memory is still 184.5MB. Free memory was 133.9MB in the beginning and 120.7MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:05:00,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.83ms. Allocated memory is still 184.5MB. Free memory was 120.7MB in the beginning and 118.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:00,470 INFO L158 Benchmark]: Boogie Preprocessor took 56.03ms. Allocated memory is still 184.5MB. Free memory was 118.6MB in the beginning and 116.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:00,471 INFO L158 Benchmark]: RCFGBuilder took 840.53ms. Allocated memory is still 184.5MB. Free memory was 116.6MB in the beginning and 85.4MB in the end (delta: 31.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-12 00:05:00,472 INFO L158 Benchmark]: CodeCheck took 17.09ms. Allocated memory is still 184.5MB. Free memory was 85.4MB in the beginning and 84.5MB in the end (delta: 915.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:00,475 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 0.53ms. Allocated memory is still 107.0MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.88ms. Allocated memory is still 184.5MB. Free memory was 133.9MB in the beginning and 120.7MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.83ms. Allocated memory is still 184.5MB. Free memory was 120.7MB in the beginning and 118.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.03ms. Allocated memory is still 184.5MB. Free memory was 118.6MB in the beginning and 116.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 840.53ms. Allocated memory is still 184.5MB. Free memory was 116.6MB in the beginning and 85.4MB in the end (delta: 31.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 17.09ms. Allocated memory is still 184.5MB. Free memory was 85.4MB in the beginning and 84.5MB in the end (delta: 915.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:05:00,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/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_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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-cf1a783 [2023-11-12 00:05:03,157 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:03,302 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:05:03,358 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:03,359 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:03,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:03,361 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:03,362 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:03,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:03,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:03,369 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:03,369 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:03,370 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:03,372 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:03,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:03,373 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:03,373 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:05:03,373 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:05:03,374 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:03,374 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:05:03,375 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:03,375 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:03,376 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:03,376 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:03,377 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:03,377 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:03,378 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:05:03,378 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:03,379 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:05:03,379 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:03,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:03,381 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:03,381 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:03,382 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:03,382 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:05:03,383 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:03,383 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:03,383 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:05:03,383 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:05:03,385 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_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48ddce9ee02b3ea4431cf137593b71facb450c3e223dbff4f116c3c0ac1377b5 [2023-11-12 00:05:03,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:03,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:03,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:03,782 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:03,784 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:03,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-12 00:05:06,939 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:07,260 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:07,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2023-11-12 00:05:07,269 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/data/ba1cd8e29/49c6796bbfe149c08d0be60723575953/FLAGbfce73263 [2023-11-12 00:05:07,283 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/data/ba1cd8e29/49c6796bbfe149c08d0be60723575953 [2023-11-12 00:05:07,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:07,287 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:07,288 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:07,289 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:07,294 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:07,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a55af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07, skipping insertion in model container [2023-11-12 00:05:07,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,328 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:07,654 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:07,679 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:07,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:07,783 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:07,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07 WrapperNode [2023-11-12 00:05:07,784 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:07,785 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:07,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:07,786 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:07,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,860 INFO L138 Inliner]: procedures = 27, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2023-11-12 00:05:07,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:07,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:07,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:07,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:07,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,919 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,937 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,948 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:07,949 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:07,950 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:07,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:07,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:07" (1/1) ... [2023-11-12 00:05:07,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:07,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:07,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:08,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:08,033 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-12 00:05:08,033 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-12 00:05:08,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:08,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-12 00:05:08,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:05:08,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:08,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:05:08,034 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:05:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:05:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:05:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:05:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:05:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:05:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:05:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2023-11-12 00:05:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2023-11-12 00:05:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-12 00:05:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:05:08,038 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:05:08,282 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:08,284 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:08,854 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:08,869 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:08,869 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 00:05:08,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:08 BoogieIcfgContainer [2023-11-12 00:05:08,872 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:08,873 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:08,873 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:08,887 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:08,888 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:08" (1/1) ... [2023-11-12 00:05:08,889 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) [2023-11-12 00:05:08,895 INFO L158 Benchmark]: Toolchain (without parser) took 1606.90ms. Allocated memory is still 102.8MB. Free memory was 78.9MB in the beginning and 54.3MB in the end (delta: 24.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-11-12 00:05:08,897 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:08,898 INFO L158 Benchmark]: CACSL2BoogieTranslator took 496.03ms. Allocated memory is still 102.8MB. Free memory was 78.7MB in the beginning and 63.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:05:08,899 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.04ms. Allocated memory is still 102.8MB. Free memory was 63.7MB in the beginning and 61.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:08,900 INFO L158 Benchmark]: Boogie Preprocessor took 87.12ms. Allocated memory is still 102.8MB. Free memory was 61.9MB in the beginning and 59.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:08,901 INFO L158 Benchmark]: RCFGBuilder took 922.83ms. Allocated memory is still 102.8MB. Free memory was 59.2MB in the beginning and 54.9MB in the end (delta: 4.3MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:08,902 INFO L158 Benchmark]: CodeCheck took 19.86ms. Allocated memory is still 102.8MB. Free memory was 54.9MB in the beginning and 54.3MB in the end (delta: 592.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:08,911 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 0.30ms. Allocated memory is still 65.0MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 496.03ms. Allocated memory is still 102.8MB. Free memory was 78.7MB in the beginning and 63.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.04ms. Allocated memory is still 102.8MB. Free memory was 63.7MB in the beginning and 61.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.12ms. Allocated memory is still 102.8MB. Free memory was 61.9MB in the beginning and 59.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 922.83ms. Allocated memory is still 102.8MB. Free memory was 59.2MB in the beginning and 54.9MB in the end (delta: 4.3MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * CodeCheck took 19.86ms. Allocated memory is still 102.8MB. Free memory was 54.9MB in the beginning and 54.3MB in the end (delta: 592.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:05:08,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0fb74a8-b37b-4f80-8876-c94c0438de48/bin/ukojak-verify-0OAaufAVZV/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