./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi --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 2c579ed20cf5b381709dcc4ef9fbcf839f80c68ac017a29b947b11bd3a57dd56 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:38,252 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:38,321 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:59:38,327 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:59:38,327 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:59:38,372 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:38,373 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:38,374 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:38,375 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:38,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:38,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:38,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:38,377 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:59:38,377 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:59:38,378 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:59:38,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:38,379 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:38,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:38,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:38,381 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:59:38,381 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:59:38,382 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:59:38,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:38,383 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:38,383 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:38,384 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:38,384 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:38,385 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:38,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:38,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:38,386 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:38,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:38,387 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:59:38,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:59:38,388 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:38,389 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_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c579ed20cf5b381709dcc4ef9fbcf839f80c68ac017a29b947b11bd3a57dd56 [2023-11-24 22:59:38,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:38,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:38,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:38,735 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:38,736 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:38,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2023-11-24 22:59:42,011 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:42,254 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:42,254 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2023-11-24 22:59:42,264 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/data/b56bc92b6/683ea4269b454896be61f0106c22855a/FLAG5582b885d [2023-11-24 22:59:42,279 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/data/b56bc92b6/683ea4269b454896be61f0106c22855a [2023-11-24 22:59:42,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:42,284 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:42,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:42,285 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:42,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:42,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63663e58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42, skipping insertion in model container [2023-11-24 22:59:42,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,320 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:42,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:42,536 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:42,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:42,584 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:42,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42 WrapperNode [2023-11-24 22:59:42,585 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:42,587 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:42,587 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:42,587 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:42,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,629 INFO L138 Inliner]: procedures = 25, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 113 [2023-11-24 22:59:42,630 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:42,631 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:42,631 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:42,631 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:42,640 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,644 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,644 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,657 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,662 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,664 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,666 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,670 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:42,671 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:42,671 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:42,671 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:42,672 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:42" (1/1) ... [2023-11-24 22:59:42,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:42,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:42,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:42,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:59:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:59:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-24 22:59:42,760 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-24 22:59:42,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:59:42,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:59:42,762 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:59:42,762 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:59:42,762 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:59:42,762 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:59:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:59:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:59:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:59:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:59:42,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:42,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:42,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:42,766 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:59:42,889 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:42,892 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:43,369 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:43,404 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:59:43,407 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-24 22:59:43,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:43 BoogieIcfgContainer [2023-11-24 22:59:43,408 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:59:43,409 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:59:43,410 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:59:43,421 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:59:43,422 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:43" (1/1) ... [2023-11-24 22:59:43,423 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:59:43,427 INFO L158 Benchmark]: Toolchain (without parser) took 1142.68ms. Allocated memory was 123.7MB in the beginning and 209.7MB in the end (delta: 86.0MB). Free memory was 80.2MB in the beginning and 180.2MB in the end (delta: -100.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:59:43,427 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:59:43,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.67ms. Allocated memory is still 123.7MB. Free memory was 80.2MB in the beginning and 67.8MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:59:43,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.45ms. Allocated memory is still 123.7MB. Free memory was 67.8MB in the beginning and 65.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:43,430 INFO L158 Benchmark]: Boogie Preprocessor took 39.59ms. Allocated memory is still 123.7MB. Free memory was 65.8MB in the beginning and 64.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:43,431 INFO L158 Benchmark]: RCFGBuilder took 737.56ms. Allocated memory was 123.7MB in the beginning and 209.7MB in the end (delta: 86.0MB). Free memory was 64.2MB in the beginning and 181.2MB in the end (delta: -117.0MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:43,432 INFO L158 Benchmark]: CodeCheck took 15.88ms. Allocated memory is still 209.7MB. Free memory was 181.2MB in the beginning and 180.2MB in the end (delta: 952.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:59:43,436 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 0.26ms. Allocated memory is still 123.7MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.67ms. Allocated memory is still 123.7MB. Free memory was 80.2MB in the beginning and 67.8MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.45ms. Allocated memory is still 123.7MB. Free memory was 67.8MB in the beginning and 65.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.59ms. Allocated memory is still 123.7MB. Free memory was 65.8MB in the beginning and 64.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 737.56ms. Allocated memory was 123.7MB in the beginning and 209.7MB in the end (delta: 86.0MB). Free memory was 64.2MB in the beginning and 181.2MB in the end (delta: -117.0MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * CodeCheck took 15.88ms. Allocated memory is still 209.7MB. Free memory was 181.2MB in the beginning and 180.2MB in the end (delta: 952.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:59:43,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi --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 2c579ed20cf5b381709dcc4ef9fbcf839f80c68ac017a29b947b11bd3a57dd56 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:46,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:46,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:59:46,404 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:46,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:46,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:46,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:46,408 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:46,408 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:46,409 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:46,409 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:59:46,410 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:59:46,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:46,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:46,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:46,413 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:46,413 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:59:46,414 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:59:46,414 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:59:46,415 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:59:46,415 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:59:46,416 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:59:46,417 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:46,417 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:46,418 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:46,418 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:46,419 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:46,419 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:59:46,420 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:59:46,420 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:46,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:46,421 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:46,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:46,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:46,422 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:59:46,423 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:59:46,423 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:46,423 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:59:46,424 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:59:46,424 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_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c579ed20cf5b381709dcc4ef9fbcf839f80c68ac017a29b947b11bd3a57dd56 [2023-11-24 22:59:46,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:46,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:46,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:46,880 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:46,880 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:46,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2023-11-24 22:59:50,372 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:50,671 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:50,673 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2023-11-24 22:59:50,682 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/data/936241dfd/c43c360412e14d61928da81448c58189/FLAG621004976 [2023-11-24 22:59:50,698 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/data/936241dfd/c43c360412e14d61928da81448c58189 [2023-11-24 22:59:50,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:50,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:50,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:50,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:50,709 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:50,710 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:50" (1/1) ... [2023-11-24 22:59:50,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ffaa9e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:50, skipping insertion in model container [2023-11-24 22:59:50,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:50" (1/1) ... [2023-11-24 22:59:50,749 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:50,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:50,969 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 22:59:50,975 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:51,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:51,044 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:51,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:51,139 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:51,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:51 WrapperNode [2023-11-24 22:59:51,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:51,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:51,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:51,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:51,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:51" (1/1) ... [2023-11-24 22:59:51,164 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:51" (1/1) ... [2023-11-24 22:59:51,211 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 109 [2023-11-24 22:59:51,214 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:51,216 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:51,216 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:51,216 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:51,231 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:51" (1/1) ... [2023-11-24 22:59:51,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:51" (1/1) ... [2023-11-24 22:59:51,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:51" (1/1) ... [2023-11-24 22:59:51,253 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:51" (1/1) ... [2023-11-24 22:59:51,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:51" (1/1) ... [2023-11-24 22:59:51,288 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:51" (1/1) ... [2023-11-24 22:59:51,291 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:51" (1/1) ... [2023-11-24 22:59:51,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:51" (1/1) ... [2023-11-24 22:59:51,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:51,299 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:51,299 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:51,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:51,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:51" (1/1) ... [2023-11-24 22:59:51,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:51,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:51,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:51,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:59:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:59:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-24 22:59:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-24 22:59:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:59:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:59:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:59:51,385 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:59:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:59:51,385 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:59:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:59:51,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:59:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:59:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:51,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:59:51,389 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:59:51,565 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:51,568 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:53,735 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:53,750 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:59:53,751 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-24 22:59:53,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:53 BoogieIcfgContainer [2023-11-24 22:59:53,753 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:59:53,754 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:59:53,754 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:59:53,765 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:59:53,766 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:53" (1/1) ... [2023-11-24 22:59:53,767 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:59:53,773 INFO L158 Benchmark]: Toolchain (without parser) took 3069.34ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 44.5MB in the beginning and 50.6MB in the end (delta: -6.1MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2023-11-24 22:59:53,774 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 51.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:53,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.40ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 44.4MB in the beginning and 60.3MB in the end (delta: -16.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2023-11-24 22:59:53,776 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.48ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 58.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:53,777 INFO L158 Benchmark]: Boogie Preprocessor took 82.77ms. Allocated memory is still 83.9MB. Free memory was 58.3MB in the beginning and 56.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:53,778 INFO L158 Benchmark]: RCFGBuilder took 2453.93ms. Allocated memory is still 83.9MB. Free memory was 56.0MB in the beginning and 51.7MB in the end (delta: 4.3MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-11-24 22:59:53,779 INFO L158 Benchmark]: CodeCheck took 16.88ms. Allocated memory is still 83.9MB. Free memory was 51.4MB in the beginning and 50.6MB in the end (delta: 846.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:59:53,789 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 0.33ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 51.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.40ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 44.4MB in the beginning and 60.3MB in the end (delta: -16.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.48ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 58.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.77ms. Allocated memory is still 83.9MB. Free memory was 58.3MB in the beginning and 56.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2453.93ms. Allocated memory is still 83.9MB. Free memory was 56.0MB in the beginning and 51.7MB in the end (delta: 4.3MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * CodeCheck took 16.88ms. Allocated memory is still 83.9MB. Free memory was 51.4MB in the beginning and 50.6MB in the end (delta: 846.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:59:53,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b8aad5-0df1-4937-863e-957a320eebde/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported