./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-5.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_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/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_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/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_245a9f70-ed88-4868-9cb2-786c445767fc/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 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:51:26,429 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:51:26,495 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:51:26,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:51:26,501 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:51:26,527 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:51:26,528 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:51:26,529 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:51:26,530 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:51:26,530 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:51:26,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:51:26,532 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:51:26,532 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:51:26,533 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:51:26,534 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:51:26,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:51:26,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:51:26,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:51:26,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:51:26,537 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:51:26,538 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:51:26,540 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:51:26,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:51:26,541 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:51:26,541 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:51:26,542 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:51:26,542 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:51:26,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:51:26,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:26,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:51:26,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:51:26,545 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:51:26,546 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:51:26,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:51:26,547 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:51:26,547 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_245a9f70-ed88-4868-9cb2-786c445767fc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 [2023-11-21 18:51:26,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:51:26,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:51:26,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:51:26,889 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:51:26,890 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:51:26,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/unroll-5.wvr.c [2023-11-21 18:51:30,029 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:51:30,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:51:30,234 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/sv-benchmarks/c/weaver/unroll-5.wvr.c [2023-11-21 18:51:30,242 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/data/c23024b00/34ef3ace2693425b9a3d8d47cd09cd08/FLAG57c25fe46 [2023-11-21 18:51:30,266 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/data/c23024b00/34ef3ace2693425b9a3d8d47cd09cd08 [2023-11-21 18:51:30,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:51:30,270 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:51:30,272 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:30,272 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:51:30,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:51:30,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c8ec524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30, skipping insertion in model container [2023-11-21 18:51:30,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,305 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:51:30,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:30,510 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:51:30,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:30,556 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:51:30,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30 WrapperNode [2023-11-21 18:51:30,557 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:30,558 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:30,558 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:51:30,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:51:30,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,577 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,602 INFO L138 Inliner]: procedures = 24, calls = 39, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 82 [2023-11-21 18:51:30,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:30,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:51:30,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:51:30,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:51:30,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,643 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,645 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,648 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:51:30,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:51:30,649 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:51:30,649 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:51:30,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:30,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:51:30,700 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:51:30,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:51:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:51:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:51:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:51:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:51:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:51:30,751 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:51:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:51:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:51:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:51:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:51:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:51:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:51:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:51:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:51:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:51:30,756 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 18:51:30,924 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:51:30,927 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:51:31,382 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:51:31,398 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:51:31,398 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:51:31,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:31 BoogieIcfgContainer [2023-11-21 18:51:31,400 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:51:31,402 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:51:31,402 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:51:31,414 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:51:31,414 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:31" (1/1) ... [2023-11-21 18:51:31,415 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 18:51:31,420 INFO L158 Benchmark]: Toolchain (without parser) took 1148.81ms. Allocated memory is still 146.8MB. Free memory was 103.6MB in the beginning and 110.9MB in the end (delta: -7.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:51:31,420 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:51:31,421 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.70ms. Allocated memory is still 146.8MB. Free memory was 103.6MB in the beginning and 91.9MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:51:31,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.14ms. Allocated memory is still 146.8MB. Free memory was 91.9MB in the beginning and 90.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:51:31,423 INFO L158 Benchmark]: Boogie Preprocessor took 45.24ms. Allocated memory is still 146.8MB. Free memory was 90.4MB in the beginning and 88.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:51:31,424 INFO L158 Benchmark]: RCFGBuilder took 751.71ms. Allocated memory is still 146.8MB. Free memory was 88.4MB in the beginning and 112.7MB in the end (delta: -24.3MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-11-21 18:51:31,424 INFO L158 Benchmark]: CodeCheck took 16.44ms. Allocated memory is still 146.8MB. Free memory was 111.8MB in the beginning and 110.9MB in the end (delta: 864.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:51:31,433 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 0.34ms. Allocated memory is still 104.9MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.70ms. Allocated memory is still 146.8MB. Free memory was 103.6MB in the beginning and 91.9MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.14ms. Allocated memory is still 146.8MB. Free memory was 91.9MB in the beginning and 90.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.24ms. Allocated memory is still 146.8MB. Free memory was 90.4MB in the beginning and 88.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 751.71ms. Allocated memory is still 146.8MB. Free memory was 88.4MB in the beginning and 112.7MB in the end (delta: -24.3MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * CodeCheck took 16.44ms. Allocated memory is still 146.8MB. Free memory was 111.8MB in the beginning and 110.9MB in the end (delta: 864.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:51:31,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/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_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/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_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/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_245a9f70-ed88-4868-9cb2-786c445767fc/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 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:51:34,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:51:34,527 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:51:34,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:51:34,594 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:51:34,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:51:34,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:51:34,597 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:51:34,599 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:51:34,605 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:51:34,606 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:51:34,606 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:51:34,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:51:34,609 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:51:34,610 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:51:34,610 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:51:34,611 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:51:34,612 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:51:34,612 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:51:34,613 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:51:34,614 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:51:34,614 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:51:34,615 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:51:34,616 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:51:34,616 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:51:34,617 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:51:34,618 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:51:34,618 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:51:34,619 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:51:34,619 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:51:34,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:34,622 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:51:34,622 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:51:34,623 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:51:34,623 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:51:34,624 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:51:34,624 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:51:34,624 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:51:34,625 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:51:34,626 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_245a9f70-ed88-4868-9cb2-786c445767fc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 [2023-11-21 18:51:35,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:51:35,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:51:35,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:51:35,218 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:51:35,218 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:51:35,221 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/unroll-5.wvr.c [2023-11-21 18:51:38,827 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:51:39,077 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:51:39,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/sv-benchmarks/c/weaver/unroll-5.wvr.c [2023-11-21 18:51:39,087 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/data/76f344d8b/fed69597eb7342608ff034029af4f6da/FLAG7dc8e1de9 [2023-11-21 18:51:39,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/data/76f344d8b/fed69597eb7342608ff034029af4f6da [2023-11-21 18:51:39,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:51:39,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:51:39,113 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:39,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:51:39,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:51:39,121 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,123 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@563b4539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39, skipping insertion in model container [2023-11-21 18:51:39,123 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,155 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:51:39,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:39,462 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:51:39,468 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:51:39,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:39,501 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:51:39,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:39,582 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:51:39,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39 WrapperNode [2023-11-21 18:51:39,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:39,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:39,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:51:39,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:51:39,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,638 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2023-11-21 18:51:39,639 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:39,640 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:51:39,640 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:51:39,640 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:51:39,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,674 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,679 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,684 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:51:39,690 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:51:39,690 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:51:39,690 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:51:39,691 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:39" (1/1) ... [2023-11-21 18:51:39,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:39,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:51:39,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:51:39,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:51:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:51:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:51:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:51:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:51:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:51:39,799 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:51:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:51:39,800 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:51:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:51:39,800 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:51:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:51:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:51:39,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:51:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:51:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:51:39,806 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 18:51:40,013 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:51:40,016 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:51:40,516 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:51:40,546 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:51:40,546 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:51:40,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:40 BoogieIcfgContainer [2023-11-21 18:51:40,549 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:51:40,551 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:51:40,552 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:51:40,579 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:51:40,579 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:40" (1/1) ... [2023-11-21 18:51:40,580 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 18:51:40,586 INFO L158 Benchmark]: Toolchain (without parser) took 1473.63ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 47.4MB in the beginning and 79.8MB in the end (delta: -32.4MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2023-11-21 18:51:40,587 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:51:40,588 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.72ms. Allocated memory is still 75.5MB. Free memory was 47.1MB in the beginning and 54.2MB in the end (delta: -7.2MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-11-21 18:51:40,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.02ms. Allocated memory is still 75.5MB. Free memory was 54.2MB in the beginning and 52.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:51:40,590 INFO L158 Benchmark]: Boogie Preprocessor took 49.34ms. Allocated memory is still 75.5MB. Free memory was 52.6MB in the beginning and 50.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:51:40,592 INFO L158 Benchmark]: RCFGBuilder took 859.50ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 32.1MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:51:40,593 INFO L158 Benchmark]: CodeCheck took 33.80ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 31.9MB in the beginning and 79.8MB in the end (delta: -47.9MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2023-11-21 18:51:40,598 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 0.41ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 469.72ms. Allocated memory is still 75.5MB. Free memory was 47.1MB in the beginning and 54.2MB in the end (delta: -7.2MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.02ms. Allocated memory is still 75.5MB. Free memory was 54.2MB in the beginning and 52.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.34ms. Allocated memory is still 75.5MB. Free memory was 52.6MB in the beginning and 50.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 859.50ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 32.1MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 33.80ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 31.9MB in the beginning and 79.8MB in the end (delta: -47.9MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:51:40,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_245a9f70-ed88-4868-9cb2-786c445767fc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported