./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9 --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 8a0558934008acf79b7e5b205fa256c568a1b783af274566f36b253458639325 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:05:17,672 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:05:17,736 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:05:17,740 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:05:17,740 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:05:17,762 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:05:17,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:05:17,764 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:05:17,764 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:05:17,765 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:05:17,765 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:05:17,766 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:05:17,767 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:05:17,767 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:05:17,768 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:05:17,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:05:17,769 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:05:17,769 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:05:17,770 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:05:17,770 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:05:17,771 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:05:17,771 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:05:17,772 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:05:17,772 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:05:17,773 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:05:17,773 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:05:17,774 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:05:17,774 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:05:17,775 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:05:17,775 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:05:17,776 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:05:17,776 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:05:17,776 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:05:17,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:05:17,777 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:05:17,777 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_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a0558934008acf79b7e5b205fa256c568a1b783af274566f36b253458639325 [2023-12-03 02:05:17,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:05:18,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:05:18,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:05:18,012 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:05:18,012 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:05:18,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c [2023-12-03 02:05:20,870 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:05:21,049 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:05:21,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c [2023-12-03 02:05:21,057 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/data/6e7cf31fd/0f3aa2a782ef4eabb1847d7e59520465/FLAG194924a68 [2023-12-03 02:05:21,073 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/data/6e7cf31fd/0f3aa2a782ef4eabb1847d7e59520465 [2023-12-03 02:05:21,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:05:21,077 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:05:21,078 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:05:21,078 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:05:21,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:05:21,084 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@652209db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21, skipping insertion in model container [2023-12-03 02:05:21,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,110 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:05:21,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:05:21,305 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:05:21,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:05:21,348 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:05:21,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21 WrapperNode [2023-12-03 02:05:21,349 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:05:21,350 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:05:21,350 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:05:21,350 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:05:21,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,367 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,387 INFO L138 Inliner]: procedures = 25, calls = 40, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2023-12-03 02:05:21,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:05:21,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:05:21,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:05:21,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:05:21,398 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,402 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,419 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,422 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:05:21,423 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:05:21,423 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:05:21,423 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:05:21,424 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:05:21,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:05:21,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:05:21,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:05:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-03 02:05:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-03 02:05:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:05:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:05:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:05:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-03 02:05:21,494 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-03 02:05:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:05:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:05:21,494 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:05:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:05:21,494 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:05:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:05:21,495 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:05:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:05:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:05:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:05:21,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:05:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:05:21,497 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:05:21,596 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:05:21,598 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:05:21,898 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:05:21,912 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:05:21,912 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-03 02:05:21,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:05:21 BoogieIcfgContainer [2023-12-03 02:05:21,914 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:05:21,915 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:05:21,915 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:05:21,923 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:05:21,923 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:05:21" (1/1) ... [2023-12-03 02:05:21,924 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) [2023-12-03 02:05:21,928 INFO L158 Benchmark]: Toolchain (without parser) took 850.51ms. Allocated memory is still 140.5MB. Free memory was 100.1MB in the beginning and 64.0MB in the end (delta: 36.1MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 02:05:21,928 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 140.5MB. Free memory is still 110.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:05:21,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.11ms. Allocated memory is still 140.5MB. Free memory was 100.1MB in the beginning and 87.9MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:05:21,929 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.24ms. Allocated memory is still 140.5MB. Free memory was 87.9MB in the beginning and 86.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:05:21,930 INFO L158 Benchmark]: Boogie Preprocessor took 33.62ms. Allocated memory is still 140.5MB. Free memory was 86.2MB in the beginning and 84.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:05:21,931 INFO L158 Benchmark]: RCFGBuilder took 491.72ms. Allocated memory is still 140.5MB. Free memory was 84.6MB in the beginning and 65.2MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 02:05:21,931 INFO L158 Benchmark]: CodeCheck took 10.98ms. Allocated memory is still 140.5MB. Free memory was 65.2MB in the beginning and 64.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:05:21,934 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 0.18ms. Allocated memory is still 140.5MB. Free memory is still 110.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.11ms. Allocated memory is still 140.5MB. Free memory was 100.1MB in the beginning and 87.9MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.24ms. Allocated memory is still 140.5MB. Free memory was 87.9MB in the beginning and 86.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.62ms. Allocated memory is still 140.5MB. Free memory was 86.2MB in the beginning and 84.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 491.72ms. Allocated memory is still 140.5MB. Free memory was 84.6MB in the beginning and 65.2MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 10.98ms. Allocated memory is still 140.5MB. Free memory was 65.2MB in the beginning and 64.0MB 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. [2023-12-03 02:05:21,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9 --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 8a0558934008acf79b7e5b205fa256c568a1b783af274566f36b253458639325 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:05:23,880 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:05:23,956 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 02:05:23,989 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:05:23,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:05:23,990 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:05:23,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:05:23,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:05:23,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:05:23,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:05:23,993 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:05:23,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:05:23,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:05:23,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:05:23,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:05:23,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:05:23,996 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:05:23,997 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:05:23,997 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:05:23,998 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:05:23,998 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:05:23,999 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:05:23,999 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:05:24,000 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:05:24,000 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:05:24,001 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:05:24,001 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:05:24,002 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:05:24,002 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:05:24,003 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:05:24,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:05:24,004 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:05:24,004 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:05:24,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:05:24,005 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:05:24,005 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:05:24,005 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:05:24,005 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:05:24,006 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:05:24,006 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_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a0558934008acf79b7e5b205fa256c568a1b783af274566f36b253458639325 [2023-12-03 02:05:24,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:05:24,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:05:24,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:05:24,339 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:05:24,340 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:05:24,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c [2023-12-03 02:05:27,110 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:05:27,302 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:05:27,303 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c [2023-12-03 02:05:27,312 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/data/da84175ef/fc883a16dfd74423a4941544d0e8a4cf/FLAG66ab1ee28 [2023-12-03 02:05:27,327 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/data/da84175ef/fc883a16dfd74423a4941544d0e8a4cf [2023-12-03 02:05:27,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:05:27,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:05:27,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:05:27,333 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:05:27,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:05:27,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4738d153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27, skipping insertion in model container [2023-12-03 02:05:27,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,366 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:05:27,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:05:27,574 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:05:27,579 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:05:27,603 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:05:27,609 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:05:27,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:05:27,652 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:05:27,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27 WrapperNode [2023-12-03 02:05:27,653 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:05:27,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:05:27,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:05:27,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:05:27,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,692 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2023-12-03 02:05:27,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:05:27,693 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:05:27,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:05:27,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:05:27,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,707 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,724 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,729 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,733 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:05:27,734 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:05:27,735 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:05:27,735 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:05:27,736 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:27" (1/1) ... [2023-12-03 02:05:27,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:05:27,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:05:27,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:05:27,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:05:27,814 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-03 02:05:27,815 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-03 02:05:27,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:05:27,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:05:27,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:05:27,816 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-12-03 02:05:27,816 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-12-03 02:05:27,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:05:27,816 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:05:27,816 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:05:27,817 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:05:27,817 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:05:27,817 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:05:27,817 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:05:27,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:05:27,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:05:27,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:05:27,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:05:27,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:05:27,820 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:05:27,947 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:05:27,949 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:05:28,328 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:05:28,341 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:05:28,341 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-03 02:05:28,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:05:28 BoogieIcfgContainer [2023-12-03 02:05:28,343 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:05:28,344 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:05:28,344 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:05:28,351 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:05:28,352 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:05:28" (1/1) ... [2023-12-03 02:05:28,352 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) [2023-12-03 02:05:28,356 INFO L158 Benchmark]: Toolchain (without parser) took 1023.67ms. Allocated memory is still 86.0MB. Free memory was 62.3MB in the beginning and 43.1MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 02:05:28,357 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:05:28,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.90ms. Allocated memory is still 86.0MB. Free memory was 62.3MB in the beginning and 48.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 02:05:28,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.12ms. Allocated memory is still 86.0MB. Free memory was 48.1MB in the beginning and 46.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:05:28,358 INFO L158 Benchmark]: Boogie Preprocessor took 40.16ms. Allocated memory is still 86.0MB. Free memory was 46.3MB in the beginning and 44.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:05:28,359 INFO L158 Benchmark]: RCFGBuilder took 608.29ms. Allocated memory is still 86.0MB. Free memory was 44.3MB in the beginning and 44.4MB in the end (delta: -22.2kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 02:05:28,359 INFO L158 Benchmark]: CodeCheck took 11.06ms. Allocated memory is still 86.0MB. Free memory was 44.2MB in the beginning and 43.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:05:28,362 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 0.17ms. Allocated memory is still 60.8MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.90ms. Allocated memory is still 86.0MB. Free memory was 62.3MB in the beginning and 48.1MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.12ms. Allocated memory is still 86.0MB. Free memory was 48.1MB in the beginning and 46.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.16ms. Allocated memory is still 86.0MB. Free memory was 46.3MB in the beginning and 44.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 608.29ms. Allocated memory is still 86.0MB. Free memory was 44.3MB in the beginning and 44.4MB in the end (delta: -22.2kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 11.06ms. Allocated memory is still 86.0MB. Free memory was 44.2MB in the beginning and 43.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:05:28,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f288ab3a-8dcb-48bc-a11b-35ebf6f85e8c/bin/ukojak-verify-Qdu7aM0XO9/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