./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 527bcce2 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_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2 --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 0.2.3-dev-527bcce [2023-11-21 18:54:03,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:54:03,888 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:54:03,894 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:54:03,894 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:54:03,938 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:54:03,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:54:03,940 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:54:03,941 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:54:03,942 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:54:03,943 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:54:03,944 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:54:03,945 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:54:03,945 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:54:03,946 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:54:03,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:54:03,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:54:03,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:54:03,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:54:03,949 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:54:03,950 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:54:03,955 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:54:03,955 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:54:03,956 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:54:03,956 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:54:03,957 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:54:03,958 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:54:03,958 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:54:03,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:03,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:54:03,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:54:03,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:54:03,979 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:54:03,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:54:03,980 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:54:03,980 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_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c579ed20cf5b381709dcc4ef9fbcf839f80c68ac017a29b947b11bd3a57dd56 [2023-11-21 18:54:04,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:54:04,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:54:04,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:54:04,300 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:54:04,301 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:54:04,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2023-11-21 18:54:07,700 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:54:07,937 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:54:07,938 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2023-11-21 18:54:07,956 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/data/eb51ee684/092f0b815cdf4545b7b2344139227ab4/FLAG76913ee84 [2023-11-21 18:54:07,975 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/data/eb51ee684/092f0b815cdf4545b7b2344139227ab4 [2023-11-21 18:54:07,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:54:07,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:54:07,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:07,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:54:07,987 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:54:07,991 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:07" (1/1) ... [2023-11-21 18:54:07,992 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d8ac56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:07, skipping insertion in model container [2023-11-21 18:54:07,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:07" (1/1) ... [2023-11-21 18:54:08,031 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:54:08,270 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:08,283 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:54:08,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:08,333 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:54:08,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:08 WrapperNode [2023-11-21 18:54:08,334 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:08,336 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:08,336 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:54:08,336 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:54:08,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:08" (1/1) ... [2023-11-21 18:54:08,371 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:08" (1/1) ... [2023-11-21 18:54:08,415 INFO L138 Inliner]: procedures = 25, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 113 [2023-11-21 18:54:08,417 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:08,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:54:08,418 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:54:08,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:54:08,429 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:08" (1/1) ... [2023-11-21 18:54:08,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:08" (1/1) ... [2023-11-21 18:54:08,433 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:08" (1/1) ... [2023-11-21 18:54:08,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:08" (1/1) ... [2023-11-21 18:54:08,447 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:08" (1/1) ... [2023-11-21 18:54:08,452 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:08" (1/1) ... [2023-11-21 18:54:08,454 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:08" (1/1) ... [2023-11-21 18:54:08,456 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:08" (1/1) ... [2023-11-21 18:54:08,461 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:54:08,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:54:08,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:54:08,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:54:08,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:08" (1/1) ... [2023-11-21 18:54:08,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:08,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:54:08,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:54:08,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:54:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:54:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:54:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:54:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:54:08,557 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-21 18:54:08,558 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-21 18:54:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:54:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:54:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:54:08,559 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:54:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:54:08,559 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:54:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:54:08,560 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:54:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:54:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:54:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:54:08,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:54:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:54:08,563 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:54:08,757 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:54:08,760 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:54:09,226 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:54:09,250 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:54:09,255 INFO L308 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-21 18:54:09,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:09 BoogieIcfgContainer [2023-11-21 18:54:09,258 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:54:09,260 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:54:09,260 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:54:09,272 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:54:09,272 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:09" (1/1) ... [2023-11-21 18:54:09,274 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) [2023-11-21 18:54:09,279 INFO L158 Benchmark]: Toolchain (without parser) took 1298.23ms. Allocated memory is still 134.2MB. Free memory was 88.4MB in the beginning and 50.1MB in the end (delta: 38.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-21 18:54:09,280 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 134.2MB. Free memory was 101.1MB in the beginning and 101.0MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:09,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.76ms. Allocated memory is still 134.2MB. Free memory was 88.4MB in the beginning and 76.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:54:09,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.45ms. Allocated memory is still 134.2MB. Free memory was 76.5MB in the beginning and 74.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:09,285 INFO L158 Benchmark]: Boogie Preprocessor took 44.02ms. Allocated memory is still 134.2MB. Free memory was 74.4MB in the beginning and 72.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:09,286 INFO L158 Benchmark]: RCFGBuilder took 795.68ms. Allocated memory is still 134.2MB. Free memory was 72.8MB in the beginning and 51.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:54:09,287 INFO L158 Benchmark]: CodeCheck took 16.71ms. Allocated memory is still 134.2MB. Free memory was 51.3MB in the beginning and 50.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:09,291 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 0.39ms. Allocated memory is still 134.2MB. Free memory was 101.1MB in the beginning and 101.0MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.76ms. Allocated memory is still 134.2MB. Free memory was 88.4MB in the beginning and 76.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.45ms. Allocated memory is still 134.2MB. Free memory was 76.5MB in the beginning and 74.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.02ms. Allocated memory is still 134.2MB. Free memory was 74.4MB in the beginning and 72.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 795.68ms. Allocated memory is still 134.2MB. Free memory was 72.8MB in the beginning and 51.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 16.71ms. Allocated memory is still 134.2MB. Free memory was 51.3MB in the beginning and 50.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:54:09,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/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_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2 --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 0.2.3-dev-527bcce [2023-11-21 18:54:12,152 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:54:12,242 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:54:12,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:54:12,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:54:12,280 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:54:12,281 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:54:12,282 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:54:12,282 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:54:12,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:54:12,284 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:54:12,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:54:12,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:54:12,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:54:12,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:54:12,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:54:12,287 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:54:12,288 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:54:12,288 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:54:12,289 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:54:12,289 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:54:12,290 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:54:12,291 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:54:12,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:54:12,292 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:54:12,292 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:54:12,293 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:54:12,293 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:54:12,294 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:54:12,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:54:12,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:12,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:54:12,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:54:12,296 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:54:12,297 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:54:12,297 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:54:12,298 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:54:12,298 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:54:12,298 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:54:12,299 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_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c579ed20cf5b381709dcc4ef9fbcf839f80c68ac017a29b947b11bd3a57dd56 [2023-11-21 18:54:12,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:54:12,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:54:12,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:54:12,689 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:54:12,689 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:54:12,691 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2023-11-21 18:54:16,049 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:54:16,345 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:54:16,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2023-11-21 18:54:16,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/data/6690df63b/f328ac4f6fcf4124a875a78295418d11/FLAG6b1e7d6f3 [2023-11-21 18:54:16,386 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/data/6690df63b/f328ac4f6fcf4124a875a78295418d11 [2023-11-21 18:54:16,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:54:16,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:54:16,401 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:16,401 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:54:16,407 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:54:16,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@581d4b72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16, skipping insertion in model container [2023-11-21 18:54:16,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:16,451 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:54:16,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:16,809 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:54:16,823 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:54:16,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:16,888 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:54:16,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:16,971 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:54:16,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16 WrapperNode [2023-11-21 18:54:16,972 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:16,973 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:16,973 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:54:16,973 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:54:16,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:17,009 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:17,064 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 109 [2023-11-21 18:54:17,065 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:17,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:54:17,067 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:54:17,067 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:54:17,078 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:17,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:17,100 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:17,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:17,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:17,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:17,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:17,138 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:17,142 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:54:17,143 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:54:17,144 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:54:17,144 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:54:17,145 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:16" (1/1) ... [2023-11-21 18:54:17,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:17,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:54:17,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:54:17,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:54:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:54:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:54:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:54:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:54:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-21 18:54:17,220 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-21 18:54:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:54:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:54:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:54:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:54:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:54:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:54:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:54:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:54:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:54:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:54:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:54:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:54:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:54:17,224 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:54:17,387 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:54:17,390 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:54:19,565 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:54:19,593 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:54:19,593 INFO L308 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-21 18:54:19,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:19 BoogieIcfgContainer [2023-11-21 18:54:19,595 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:54:19,599 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:54:19,600 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:54:19,612 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:54:19,612 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:19" (1/1) ... [2023-11-21 18:54:19,613 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) [2023-11-21 18:54:19,621 INFO L158 Benchmark]: Toolchain (without parser) took 3221.89ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 34.5MB in the end (delta: 25.3MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-11-21 18:54:19,622 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:19,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 571.43ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 45.1MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:54:19,623 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.42ms. Allocated memory is still 83.9MB. Free memory was 45.1MB in the beginning and 63.0MB in the end (delta: -18.0MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-11-21 18:54:19,624 INFO L158 Benchmark]: Boogie Preprocessor took 75.73ms. Allocated memory is still 83.9MB. Free memory was 63.0MB in the beginning and 60.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:54:19,626 INFO L158 Benchmark]: RCFGBuilder took 2452.07ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 35.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:54:19,627 INFO L158 Benchmark]: CodeCheck took 18.97ms. Allocated memory is still 83.9MB. Free memory was 35.3MB in the beginning and 34.5MB in the end (delta: 784.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:54:19,639 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 0.35ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 571.43ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 45.1MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.42ms. Allocated memory is still 83.9MB. Free memory was 45.1MB in the beginning and 63.0MB in the end (delta: -18.0MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.73ms. Allocated memory is still 83.9MB. Free memory was 63.0MB in the beginning and 60.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2452.07ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 35.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 18.97ms. Allocated memory is still 83.9MB. Free memory was 35.3MB in the beginning and 34.5MB in the end (delta: 784.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:54:19,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f959301-0a1f-4ade-98ac-8d7c87d8b1b2/bin/ukojak-verify-i0I2FZA1j2/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