./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 30e01a73 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_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2c579ed20cf5b381709dcc4ef9fbcf839f80c68ac017a29b947b11bd3a57dd56 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:02,956 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:03,071 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:25:03,081 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:25:03,082 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:25:03,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:03,130 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:03,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:03,131 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:03,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:03,137 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:03,137 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:03,138 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:03,140 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:25:03,140 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:03,141 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:03,142 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:03,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:03,143 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:03,143 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:03,143 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:03,144 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:03,144 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:03,145 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:03,146 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:03,146 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:03,147 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:03,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:03,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:03,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:03,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:03,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:03,149 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:25:03,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:25:03,150 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:03,150 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_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c579ed20cf5b381709dcc4ef9fbcf839f80c68ac017a29b947b11bd3a57dd56 [2023-11-23 20:25:03,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:03,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:03,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:03,474 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:03,475 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:03,477 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2023-11-23 20:25:06,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:06,750 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:06,751 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2023-11-23 20:25:06,762 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/data/381f78227/5b72b7d3b8de4b01866f3ab1921249ef/FLAG1babf018f [2023-11-23 20:25:06,777 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/data/381f78227/5b72b7d3b8de4b01866f3ab1921249ef [2023-11-23 20:25:06,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:06,782 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:06,787 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:06,787 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:06,793 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:06,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:06" (1/1) ... [2023-11-23 20:25:06,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d41b21c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:06, skipping insertion in model container [2023-11-23 20:25:06,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:06" (1/1) ... [2023-11-23 20:25:06,822 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:07,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:07,099 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:07,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:07,179 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:07,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:07 WrapperNode [2023-11-23 20:25:07,180 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:07,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:07,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:07,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:07,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:07" (1/1) ... [2023-11-23 20:25:07,200 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:07" (1/1) ... [2023-11-23 20:25:07,224 INFO L138 Inliner]: procedures = 25, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 113 [2023-11-23 20:25:07,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:07,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:07,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:07,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:07,235 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:07" (1/1) ... [2023-11-23 20:25:07,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:07" (1/1) ... [2023-11-23 20:25:07,240 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:07" (1/1) ... [2023-11-23 20:25:07,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:07" (1/1) ... [2023-11-23 20:25:07,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:07" (1/1) ... [2023-11-23 20:25:07,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:07" (1/1) ... [2023-11-23 20:25:07,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:07" (1/1) ... [2023-11-23 20:25:07,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:07" (1/1) ... [2023-11-23 20:25:07,273 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:07,288 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:07,289 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:07,289 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:07,290 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:07" (1/1) ... [2023-11-23 20:25:07,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:07,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:07,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:07,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:25:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:25:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:25:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-23 20:25:07,386 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-23 20:25:07,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:25:07,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:25:07,386 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:25:07,386 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:25:07,386 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:25:07,386 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:25:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:25:07,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:25:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:25:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:25:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:07,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:25:07,389 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:25:07,506 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:07,508 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:07,889 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:07,905 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:07,905 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-23 20:25:07,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:07 BoogieIcfgContainer [2023-11-23 20:25:07,907 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:07,908 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:07,908 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:07,918 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:07,918 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:07" (1/1) ... [2023-11-23 20:25:07,919 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:25:07,924 INFO L158 Benchmark]: Toolchain (without parser) took 1140.35ms. Allocated memory is still 163.6MB. Free memory was 116.0MB in the beginning and 77.1MB in the end (delta: 38.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-23 20:25:07,925 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 163.6MB. Free memory was 109.4MB in the beginning and 109.2MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:07,926 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.35ms. Allocated memory is still 163.6MB. Free memory was 116.0MB in the beginning and 103.9MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:25:07,927 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.34ms. Allocated memory is still 163.6MB. Free memory was 103.9MB in the beginning and 101.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:07,927 INFO L158 Benchmark]: Boogie Preprocessor took 47.60ms. Allocated memory is still 163.6MB. Free memory was 101.8MB in the beginning and 100.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:07,928 INFO L158 Benchmark]: RCFGBuilder took 618.44ms. Allocated memory is still 163.6MB. Free memory was 100.2MB in the beginning and 78.3MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 20:25:07,929 INFO L158 Benchmark]: CodeCheck took 14.20ms. Allocated memory is still 163.6MB. Free memory was 78.3MB in the beginning and 77.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:07,933 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 163.6MB. Free memory was 109.4MB in the beginning and 109.2MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.35ms. Allocated memory is still 163.6MB. Free memory was 116.0MB in the beginning and 103.9MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.34ms. Allocated memory is still 163.6MB. Free memory was 103.9MB in the beginning and 101.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.60ms. Allocated memory is still 163.6MB. Free memory was 101.8MB in the beginning and 100.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 618.44ms. Allocated memory is still 163.6MB. Free memory was 100.2MB in the beginning and 78.3MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 14.20ms. Allocated memory is still 163.6MB. Free memory was 78.3MB in the beginning and 77.1MB 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. [2023-11-23 20:25:07,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2c579ed20cf5b381709dcc4ef9fbcf839f80c68ac017a29b947b11bd3a57dd56 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:10,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:10,740 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:25:10,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:10,773 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:10,774 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:10,775 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:10,776 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:10,777 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:10,777 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:10,778 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:10,779 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:10,779 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:10,780 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:10,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:10,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:10,782 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:25:10,782 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:25:10,783 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:10,784 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:25:10,785 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:10,785 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:10,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:10,787 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:10,787 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:10,788 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:10,789 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:10,789 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:10,790 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:25:10,790 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:10,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:10,792 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:10,792 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:10,793 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:10,793 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:25:10,794 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:10,794 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:10,794 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:25:10,795 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:25:10,795 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_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c579ed20cf5b381709dcc4ef9fbcf839f80c68ac017a29b947b11bd3a57dd56 [2023-11-23 20:25:11,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:11,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:11,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:11,250 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:11,251 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:11,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2023-11-23 20:25:14,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:14,593 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:14,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2023-11-23 20:25:14,603 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/data/d73bd08ee/32454bd1053b457394178af7b243c198/FLAG679d9af8e [2023-11-23 20:25:14,618 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/data/d73bd08ee/32454bd1053b457394178af7b243c198 [2023-11-23 20:25:14,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:14,622 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:14,624 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:14,624 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:14,629 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:14,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:14" (1/1) ... [2023-11-23 20:25:14,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2935864f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:14, skipping insertion in model container [2023-11-23 20:25:14,631 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:14" (1/1) ... [2023-11-23 20:25:14,656 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:14,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:14,921 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:25:14,926 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:14,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:14,954 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:14,983 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:15,001 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:15,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:15 WrapperNode [2023-11-23 20:25:15,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:15,003 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:15,003 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:15,003 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:15,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:15" (1/1) ... [2023-11-23 20:25:15,023 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:15" (1/1) ... [2023-11-23 20:25:15,062 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 109 [2023-11-23 20:25:15,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:15,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:15,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:15,064 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:15,075 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:15" (1/1) ... [2023-11-23 20:25:15,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:15" (1/1) ... [2023-11-23 20:25:15,096 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:15" (1/1) ... [2023-11-23 20:25:15,097 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:15" (1/1) ... [2023-11-23 20:25:15,112 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:15" (1/1) ... [2023-11-23 20:25:15,116 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:15" (1/1) ... [2023-11-23 20:25:15,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:15" (1/1) ... [2023-11-23 20:25:15,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:15" (1/1) ... [2023-11-23 20:25:15,125 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:15,126 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:15,126 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:15,126 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:15,127 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:15" (1/1) ... [2023-11-23 20:25:15,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:15,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:15,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:15,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:25:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:25:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:25:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-23 20:25:15,211 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-23 20:25:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:25:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:25:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:25:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:25:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:25:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:25:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:25:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:25:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:25:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:25:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:25:15,234 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:25:15,411 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:15,413 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:17,120 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:17,141 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:17,142 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-23 20:25:17,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:17 BoogieIcfgContainer [2023-11-23 20:25:17,144 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:17,145 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:17,146 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:17,158 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:17,158 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:17" (1/1) ... [2023-11-23 20:25:17,159 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:25:17,164 INFO L158 Benchmark]: Toolchain (without parser) took 2540.39ms. Allocated memory was 86.0MB in the beginning and 132.1MB in the end (delta: 46.1MB). Free memory was 64.2MB in the beginning and 87.5MB in the end (delta: -23.3MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2023-11-23 20:25:17,164 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 63.1MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:17,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.39ms. Allocated memory is still 86.0MB. Free memory was 64.0MB in the beginning and 49.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:25:17,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.03ms. Allocated memory is still 86.0MB. Free memory was 49.3MB in the beginning and 47.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:17,166 INFO L158 Benchmark]: Boogie Preprocessor took 61.61ms. Allocated memory is still 86.0MB. Free memory was 47.4MB in the beginning and 45.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:17,167 INFO L158 Benchmark]: RCFGBuilder took 2018.57ms. Allocated memory was 86.0MB in the beginning and 132.1MB in the end (delta: 46.1MB). Free memory was 45.1MB in the beginning and 88.5MB in the end (delta: -43.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:25:17,168 INFO L158 Benchmark]: CodeCheck took 16.65ms. Allocated memory is still 132.1MB. Free memory was 88.5MB in the beginning and 87.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:17,172 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 63.1MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.39ms. Allocated memory is still 86.0MB. Free memory was 64.0MB in the beginning and 49.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.03ms. Allocated memory is still 86.0MB. Free memory was 49.3MB in the beginning and 47.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.61ms. Allocated memory is still 86.0MB. Free memory was 47.4MB in the beginning and 45.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2018.57ms. Allocated memory was 86.0MB in the beginning and 132.1MB in the end (delta: 46.1MB). Free memory was 45.1MB in the beginning and 88.5MB in the end (delta: -43.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 16.65ms. Allocated memory is still 132.1MB. Free memory was 88.5MB in the beginning and 87.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:25:17,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec309278-fc91-423f-91d2-498aee763a1e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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