./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC --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 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:21:58,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:21:58,585 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:21:58,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:21:58,591 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:21:58,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:21:58,645 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:21:58,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:21:58,646 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:21:58,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:21:58,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:21:58,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:21:58,649 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:21:58,649 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:21:58,652 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:21:58,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:21:58,655 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:21:58,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:21:58,659 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:21:58,660 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:21:58,662 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:21:58,662 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:21:58,663 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:21:58,663 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:21:58,664 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:21:58,664 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:21:58,665 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:21:58,665 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:21:58,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:58,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:21:58,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:21:58,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:21:58,668 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:21:58,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:21:58,668 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:21:58,668 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_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d [2023-11-23 20:21:58,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:21:59,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:21:59,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:21:59,017 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:21:59,017 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:21:59,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c [2023-11-23 20:22:02,272 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:02,509 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:02,510 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/sv-benchmarks/c/weaver/array-eq-symm.wvr.c [2023-11-23 20:22:02,517 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/data/0a6a57c5d/507212a7c76143de9efad84bf8f9411d/FLAG855223b68 [2023-11-23 20:22:02,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/data/0a6a57c5d/507212a7c76143de9efad84bf8f9411d [2023-11-23 20:22:02,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:02,536 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:02,544 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:02,544 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:02,549 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:02,550 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3915ef2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02, skipping insertion in model container [2023-11-23 20:22:02,551 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,575 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:02,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:02,769 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:02,797 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:02,812 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:02,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02 WrapperNode [2023-11-23 20:22:02,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:02,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:02,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:02,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:02,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,829 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,850 INFO L138 Inliner]: procedures = 23, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2023-11-23 20:22:02,851 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:02,851 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:02,852 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:02,852 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:02,861 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,864 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,864 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,877 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,879 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,880 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:02,884 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:02,884 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:02,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:02,885 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:02" (1/1) ... [2023-11-23 20:22:02,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:02,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:02,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:02,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:02,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:22:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:22:02,971 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:22:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:22:02,971 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:22:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:22:02,971 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:22:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:22:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:22:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:22:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-23 20:22:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-23 20:22:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:22:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:02,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:22:02,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:22:02,975 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:22:03,085 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:03,088 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:03,407 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:03,421 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:03,421 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:22:03,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:03 BoogieIcfgContainer [2023-11-23 20:22:03,423 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:03,424 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:03,425 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:03,433 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:03,433 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:03" (1/1) ... [2023-11-23 20:22:03,434 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) [2023-11-23 20:22:03,437 INFO L158 Benchmark]: Toolchain (without parser) took 900.14ms. Allocated memory is still 159.4MB. Free memory was 110.7MB in the beginning and 78.6MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-23 20:22:03,438 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 132.1MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:22:03,439 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.30ms. Allocated memory is still 159.4MB. Free memory was 110.7MB in the beginning and 98.8MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:22:03,440 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.98ms. Allocated memory is still 159.4MB. Free memory was 98.8MB in the beginning and 97.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:22:03,440 INFO L158 Benchmark]: Boogie Preprocessor took 31.66ms. Allocated memory is still 159.4MB. Free memory was 97.4MB in the beginning and 96.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:22:03,441 INFO L158 Benchmark]: RCFGBuilder took 539.72ms. Allocated memory is still 159.4MB. Free memory was 95.4MB in the beginning and 79.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:22:03,442 INFO L158 Benchmark]: CodeCheck took 11.47ms. Allocated memory is still 159.4MB. Free memory was 79.2MB in the beginning and 78.6MB in the end (delta: 627.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:22:03,446 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 0.32ms. Allocated memory is still 132.1MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.30ms. Allocated memory is still 159.4MB. Free memory was 110.7MB in the beginning and 98.8MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.98ms. Allocated memory is still 159.4MB. Free memory was 98.8MB in the beginning and 97.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.66ms. Allocated memory is still 159.4MB. Free memory was 97.4MB in the beginning and 96.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 539.72ms. Allocated memory is still 159.4MB. Free memory was 95.4MB in the beginning and 79.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11.47ms. Allocated memory is still 159.4MB. Free memory was 79.2MB in the beginning and 78.6MB in the end (delta: 627.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:22:03,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC --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 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:22:06,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:22:06,315 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:22:06,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:22:06,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:22:06,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:22:06,373 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:22:06,373 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:22:06,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:22:06,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:22:06,380 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:22:06,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:22:06,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:22:06,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:22:06,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:22:06,384 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:22:06,385 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:22:06,385 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:22:06,385 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:22:06,387 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:22:06,387 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:22:06,388 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:22:06,388 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:22:06,389 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:22:06,389 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:22:06,390 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:22:06,390 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:22:06,391 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:22:06,391 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:22:06,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:22:06,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:06,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:22:06,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:22:06,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:22:06,395 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:22:06,395 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:22:06,395 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:22:06,396 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:22:06,396 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:22:06,397 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_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6897befed0dbbae24492a1e82d50fcd0be6b3857b241d882a904d02a513d7a6d [2023-11-23 20:22:06,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:22:06,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:22:06,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:22:06,845 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:22:06,845 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:22:06,847 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/array-eq-symm.wvr.c [2023-11-23 20:22:09,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:10,151 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:10,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/sv-benchmarks/c/weaver/array-eq-symm.wvr.c [2023-11-23 20:22:10,160 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/data/699c0485e/9646c23bb9ca4138bc61b8e6de2d59ff/FLAGa9035b7c9 [2023-11-23 20:22:10,176 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/data/699c0485e/9646c23bb9ca4138bc61b8e6de2d59ff [2023-11-23 20:22:10,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:10,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:10,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:10,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:10,186 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:10,187 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a79783b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10, skipping insertion in model container [2023-11-23 20:22:10,188 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,222 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:10,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:10,509 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:22:10,528 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:10,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:10,581 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:10,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:10,654 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:10,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10 WrapperNode [2023-11-23 20:22:10,655 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:10,656 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:10,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:10,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:10,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,718 INFO L138 Inliner]: procedures = 25, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2023-11-23 20:22:10,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:10,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:10,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:10,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:10,729 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,742 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,781 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,783 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,788 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,791 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:10,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:10,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:10,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:10,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:10" (1/1) ... [2023-11-23 20:22:10,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:10,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:10,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:10,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:10,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:22:10,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:22:10,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:22:10,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:22:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:22:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:22:10,893 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:22:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:22:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:22:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-23 20:22:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-23 20:22:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:22:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:22:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:22:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:22:10,899 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:22:11,063 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:11,066 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:11,468 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:11,483 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:11,483 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:22:11,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:11 BoogieIcfgContainer [2023-11-23 20:22:11,485 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:11,486 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:11,488 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:11,499 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:11,499 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:11" (1/1) ... [2023-11-23 20:22:11,501 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) [2023-11-23 20:22:11,505 INFO L158 Benchmark]: Toolchain (without parser) took 1324.80ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 40.8MB in the beginning and 54.4MB in the end (delta: -13.6MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-11-23 20:22:11,506 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:22:11,507 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.54ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 40.6MB in the beginning and 76.8MB in the end (delta: -36.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-11-23 20:22:11,508 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.02ms. Allocated memory is still 100.7MB. Free memory was 76.8MB in the beginning and 75.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:22:11,509 INFO L158 Benchmark]: Boogie Preprocessor took 76.90ms. Allocated memory is still 100.7MB. Free memory was 75.2MB in the beginning and 73.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:22:11,510 INFO L158 Benchmark]: RCFGBuilder took 688.80ms. Allocated memory is still 100.7MB. Free memory was 73.5MB in the beginning and 55.6MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:22:11,511 INFO L158 Benchmark]: CodeCheck took 17.23ms. Allocated memory is still 100.7MB. Free memory was 55.4MB in the beginning and 54.4MB in the end (delta: 924.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:22:11,514 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 0.23ms. Allocated memory is still 65.0MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.54ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 40.6MB in the beginning and 76.8MB in the end (delta: -36.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.02ms. Allocated memory is still 100.7MB. Free memory was 76.8MB in the beginning and 75.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.90ms. Allocated memory is still 100.7MB. Free memory was 75.2MB in the beginning and 73.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 688.80ms. Allocated memory is still 100.7MB. Free memory was 73.5MB in the beginning and 55.6MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 17.23ms. Allocated memory is still 100.7MB. Free memory was 55.4MB in the beginning and 54.4MB in the end (delta: 924.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:22:11,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c010b7b-3c20-48b8-ac47-729465d55af1/bin/ukojak-verify-1t5iHCbJaC/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