./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4cca88acec68e5dbb90cd5700ef248bb5273dc097847f9475a683bfbdc7b189 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:05,155 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:05,277 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:28:05,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:28:05,286 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:28:05,328 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:05,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:05,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:05,331 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:05,336 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:05,337 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:05,338 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:05,338 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:28:05,340 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:28:05,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:28:05,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:05,343 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:05,343 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:05,344 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:05,344 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:05,345 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:05,345 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:28:05,346 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:05,346 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:05,347 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:05,348 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:05,348 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:05,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:05,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:05,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:05,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:05,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:05,352 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:28:05,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:28:05,352 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:05,352 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_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4cca88acec68e5dbb90cd5700ef248bb5273dc097847f9475a683bfbdc7b189 [2023-11-21 18:28:05,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:05,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:05,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:05,717 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:05,718 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:05,720 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/unroll-3.wvr.c [2023-11-21 18:28:08,820 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:09,045 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:09,046 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/sv-benchmarks/c/weaver/unroll-3.wvr.c [2023-11-21 18:28:09,062 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/data/18def7965/19986be4733a47f4b14c33c76f393d67/FLAGe9a67b1d9 [2023-11-21 18:28:09,080 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/data/18def7965/19986be4733a47f4b14c33c76f393d67 [2023-11-21 18:28:09,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:09,089 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:09,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:09,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:09,100 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:09,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc96964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09, skipping insertion in model container [2023-11-21 18:28:09,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,135 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:09,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:09,420 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:09,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:09,472 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:28:09,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09 WrapperNode [2023-11-21 18:28:09,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:09,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:09,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:28:09,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:28:09,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,521 INFO L138 Inliner]: procedures = 24, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 82 [2023-11-21 18:28:09,522 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:09,523 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:28:09,523 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:28:09,523 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:28:09,536 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,540 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,540 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,549 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:28:09,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:28:09,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:28:09,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:28:09,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:09" (1/1) ... [2023-11-21 18:28:09,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:09,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:28:09,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:28:09,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:28:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:28:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:28:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:28:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:28:09,636 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:28:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:28:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:28:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:28:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:28:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:28:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:28:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:28:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:28:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:28:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:28:09,640 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:28:09,739 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:28:09,741 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:28:10,125 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:28:10,139 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:28:10,140 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:28:10,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:10 BoogieIcfgContainer [2023-11-21 18:28:10,143 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:28:10,144 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:28:10,145 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:28:10,155 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:28:10,155 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:10" (1/1) ... [2023-11-21 18:28:10,156 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:28:10,159 INFO L158 Benchmark]: Toolchain (without parser) took 1069.80ms. Allocated memory is still 161.5MB. Free memory was 116.3MB in the beginning and 126.7MB in the end (delta: -10.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:10,160 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 83.4MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:10,161 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.18ms. Allocated memory is still 161.5MB. Free memory was 116.1MB in the beginning and 104.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:28:10,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.24ms. Allocated memory is still 161.5MB. Free memory was 104.2MB in the beginning and 102.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:10,162 INFO L158 Benchmark]: Boogie Preprocessor took 37.97ms. Allocated memory is still 161.5MB. Free memory was 102.5MB in the beginning and 101.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:10,167 INFO L158 Benchmark]: RCFGBuilder took 582.08ms. Allocated memory is still 161.5MB. Free memory was 101.0MB in the beginning and 127.8MB in the end (delta: -26.9MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-21 18:28:10,168 INFO L158 Benchmark]: CodeCheck took 13.30ms. Allocated memory is still 161.5MB. Free memory was 127.7MB in the beginning and 126.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:10,172 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 0.32ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 83.4MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 380.18ms. Allocated memory is still 161.5MB. Free memory was 116.1MB in the beginning and 104.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.24ms. Allocated memory is still 161.5MB. Free memory was 104.2MB in the beginning and 102.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.97ms. Allocated memory is still 161.5MB. Free memory was 102.5MB in the beginning and 101.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 582.08ms. Allocated memory is still 161.5MB. Free memory was 101.0MB in the beginning and 127.8MB in the end (delta: -26.9MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * CodeCheck took 13.30ms. Allocated memory is still 161.5MB. Free memory was 127.7MB in the beginning and 126.7MB 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. [2023-11-21 18:28:10,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4cca88acec68e5dbb90cd5700ef248bb5273dc097847f9475a683bfbdc7b189 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:12,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:13,047 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:28:13,115 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:13,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:13,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:13,118 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:13,119 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:13,120 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:13,126 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:13,126 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:28:13,127 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:28:13,127 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:13,129 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:13,130 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:13,130 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:13,131 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:28:13,131 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:28:13,132 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:13,133 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:28:13,133 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:13,134 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:28:13,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:13,135 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:13,136 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:13,136 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:13,136 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:13,137 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:28:13,138 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:28:13,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:13,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:13,140 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:13,140 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:13,141 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:13,141 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:28:13,142 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:28:13,142 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:13,142 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:28:13,142 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:28:13,144 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_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4cca88acec68e5dbb90cd5700ef248bb5273dc097847f9475a683bfbdc7b189 [2023-11-21 18:28:13,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:13,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:13,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:13,645 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:13,645 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:13,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/unroll-3.wvr.c [2023-11-21 18:28:16,943 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:17,300 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:17,301 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/sv-benchmarks/c/weaver/unroll-3.wvr.c [2023-11-21 18:28:17,312 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/data/24a3551f6/e420420063834612a311631608b5015a/FLAG1ef65c748 [2023-11-21 18:28:17,334 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/data/24a3551f6/e420420063834612a311631608b5015a [2023-11-21 18:28:17,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:17,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:17,345 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:17,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:17,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:17,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:17,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e60a675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17, skipping insertion in model container [2023-11-21 18:28:17,354 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:17,394 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:17,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:17,703 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:28:17,715 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:17,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:17,757 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:17,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:17,833 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:28:17,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17 WrapperNode [2023-11-21 18:28:17,834 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:17,836 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:17,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:28:17,836 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:28:17,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:17,867 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:17,900 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2023-11-21 18:28:17,901 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:17,903 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:28:17,903 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:28:17,903 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:28:17,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:17,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:17,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:17,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:17,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:17,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:17,970 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:17,972 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:17,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:28:17,976 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:28:17,977 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:28:17,977 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:28:17,995 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:17" (1/1) ... [2023-11-21 18:28:18,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:18,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:28:18,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:28:18,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:28:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:28:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:28:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:28:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:28:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:28:18,080 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:28:18,081 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:28:18,081 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:28:18,081 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:28:18,081 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:28:18,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:28:18,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:28:18,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:28:18,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:28:18,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:28:18,085 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:28:18,248 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:28:18,250 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:28:18,621 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:28:18,634 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:28:18,634 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:28:18,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:18 BoogieIcfgContainer [2023-11-21 18:28:18,636 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:28:18,637 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:28:18,637 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:28:18,647 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:28:18,647 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:18" (1/1) ... [2023-11-21 18:28:18,648 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:28:18,653 INFO L158 Benchmark]: Toolchain (without parser) took 1310.42ms. Allocated memory is still 77.6MB. Free memory was 54.6MB in the beginning and 38.1MB in the end (delta: 16.5MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-21 18:28:18,653 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:18,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.29ms. Allocated memory is still 77.6MB. Free memory was 54.4MB in the beginning and 40.9MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:28:18,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.77ms. Allocated memory is still 77.6MB. Free memory was 40.7MB in the beginning and 39.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:18,656 INFO L158 Benchmark]: Boogie Preprocessor took 73.00ms. Allocated memory is still 77.6MB. Free memory was 39.1MB in the beginning and 57.1MB in the end (delta: -18.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-21 18:28:18,657 INFO L158 Benchmark]: RCFGBuilder took 659.65ms. Allocated memory is still 77.6MB. Free memory was 56.8MB in the beginning and 39.2MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:28:18,658 INFO L158 Benchmark]: CodeCheck took 14.00ms. Allocated memory is still 77.6MB. Free memory was 39.2MB in the beginning and 38.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:18,663 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 60.8MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.29ms. Allocated memory is still 77.6MB. Free memory was 54.4MB in the beginning and 40.9MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.77ms. Allocated memory is still 77.6MB. Free memory was 40.7MB in the beginning and 39.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.00ms. Allocated memory is still 77.6MB. Free memory was 39.1MB in the beginning and 57.1MB in the end (delta: -18.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 659.65ms. Allocated memory is still 77.6MB. Free memory was 56.8MB in the beginning and 39.2MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 14.00ms. Allocated memory is still 77.6MB. Free memory was 39.2MB in the beginning and 38.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:28:18,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d27e77-a83d-4b37-a478-b634c435d9dd/bin/ukojak-verify-i0I2FZA1j2/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