./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL --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 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:44,482 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:44,618 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:57:44,624 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:57:44,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:57:44,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:44,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:44,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:44,660 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:44,661 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:44,662 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:44,663 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:44,664 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:44,664 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:57:44,665 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:44,666 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:44,666 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:44,667 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:44,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:44,669 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:57:44,669 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:57:44,670 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:44,671 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:44,671 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:44,672 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:44,673 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:44,674 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:44,674 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:44,675 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:44,676 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:44,676 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:44,677 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:44,677 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:57:44,678 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:57:44,678 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:44,679 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_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 [2023-11-19 02:57:45,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:45,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:45,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:45,169 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:45,170 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:45,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2023-11-19 02:57:48,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:48,917 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:48,917 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/sv-benchmarks/c/weaver/unroll-2.wvr.c [2023-11-19 02:57:48,930 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/data/bd3a2908c/abb45bac97684d99869b42b14e2720c7/FLAGdfb779043 [2023-11-19 02:57:48,959 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/data/bd3a2908c/abb45bac97684d99869b42b14e2720c7 [2023-11-19 02:57:48,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:48,972 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:48,977 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:48,977 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:48,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:48,989 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:48" (1/1) ... [2023-11-19 02:57:48,991 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d8f5e2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:48, skipping insertion in model container [2023-11-19 02:57:48,991 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:48" (1/1) ... [2023-11-19 02:57:49,050 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:49,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:49,344 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:49,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:49,393 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:49,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:49 WrapperNode [2023-11-19 02:57:49,394 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:49,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:49,396 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:49,396 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:49,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:49" (1/1) ... [2023-11-19 02:57:49,418 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:49" (1/1) ... [2023-11-19 02:57:49,465 INFO L138 Inliner]: procedures = 24, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 82 [2023-11-19 02:57:49,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:49,466 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:49,467 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:49,467 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:49,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:49" (1/1) ... [2023-11-19 02:57:49,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:49" (1/1) ... [2023-11-19 02:57:49,483 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:49" (1/1) ... [2023-11-19 02:57:49,484 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:49" (1/1) ... [2023-11-19 02:57:49,493 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:49" (1/1) ... [2023-11-19 02:57:49,508 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:49" (1/1) ... [2023-11-19 02:57:49,511 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:49" (1/1) ... [2023-11-19 02:57:49,512 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:49" (1/1) ... [2023-11-19 02:57:49,519 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:49,524 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:49,524 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:49,524 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:49,525 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:49" (1/1) ... [2023-11-19 02:57:49,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:49,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:49,569 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:49,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:57:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:57:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:57:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:57:49,638 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:57:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:57:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:57:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:57:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:57:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:57:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:57:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:57:49,643 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:57:49,884 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:49,903 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:50,353 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:50,365 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:50,366 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:57:50,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:50 BoogieIcfgContainer [2023-11-19 02:57:50,375 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:50,376 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:50,377 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:50,393 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:50,394 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:50" (1/1) ... [2023-11-19 02:57:50,395 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) [2023-11-19 02:57:50,400 INFO L158 Benchmark]: Toolchain (without parser) took 1427.11ms. Allocated memory is still 172.0MB. Free memory was 143.4MB in the beginning and 133.2MB in the end (delta: 10.2MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-11-19 02:57:50,401 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:50,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.85ms. Allocated memory is still 172.0MB. Free memory was 143.2MB in the beginning and 135.7MB in the end (delta: 7.5MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2023-11-19 02:57:50,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.05ms. Allocated memory is still 172.0MB. Free memory was 135.6MB in the beginning and 133.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:50,403 INFO L158 Benchmark]: Boogie Preprocessor took 53.13ms. Allocated memory is still 172.0MB. Free memory was 133.6MB in the beginning and 132.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:50,404 INFO L158 Benchmark]: RCFGBuilder took 851.13ms. Allocated memory is still 172.0MB. Free memory was 132.2MB in the beginning and 134.6MB in the end (delta: -2.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:57:50,405 INFO L158 Benchmark]: CodeCheck took 21.78ms. Allocated memory is still 172.0MB. Free memory was 134.6MB in the beginning and 133.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:50,409 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 0.37ms. Allocated memory is still 130.0MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.85ms. Allocated memory is still 172.0MB. Free memory was 143.2MB in the beginning and 135.7MB in the end (delta: 7.5MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.05ms. Allocated memory is still 172.0MB. Free memory was 135.6MB in the beginning and 133.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.13ms. Allocated memory is still 172.0MB. Free memory was 133.6MB in the beginning and 132.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 851.13ms. Allocated memory is still 172.0MB. Free memory was 132.2MB in the beginning and 134.6MB in the end (delta: -2.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 21.78ms. Allocated memory is still 172.0MB. Free memory was 134.6MB in the beginning and 133.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:57:50,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL --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 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:53,619 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:53,702 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:57:53,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:53,769 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:53,770 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:53,771 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:53,772 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:53,773 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:53,778 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:53,779 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:53,779 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:53,780 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:53,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:53,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:53,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:53,783 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:57:53,784 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:57:53,784 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:57:53,786 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:57:53,786 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:57:53,787 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:53,787 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:53,788 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:53,788 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:53,789 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:53,789 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:53,789 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:53,790 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:53,790 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:53,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:53,792 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:53,793 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:53,793 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:53,794 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:57:53,794 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:53,794 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:53,795 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:57:53,795 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:53,796 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_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 [2023-11-19 02:57:54,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:54,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:54,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:54,338 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:54,339 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:54,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2023-11-19 02:57:57,762 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:58,052 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:58,053 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/sv-benchmarks/c/weaver/unroll-2.wvr.c [2023-11-19 02:57:58,066 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/data/eac5ffc82/3da1aeb525c24f8db8bdf6fc60673679/FLAGc74176a16 [2023-11-19 02:57:58,088 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/data/eac5ffc82/3da1aeb525c24f8db8bdf6fc60673679 [2023-11-19 02:57:58,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:58,097 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:58,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:58,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:58,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:58,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f4afe76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58, skipping insertion in model container [2023-11-19 02:57:58,114 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,149 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:58,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:58,452 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 02:57:58,466 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:58,506 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:58,513 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:58,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:58,588 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:58,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58 WrapperNode [2023-11-19 02:57:58,589 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:58,590 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:58,590 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:58,591 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:58,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,627 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,660 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2023-11-19 02:57:58,660 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:58,662 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:58,662 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:58,662 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:58,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,688 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,708 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,710 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,723 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:58,724 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:58,724 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:58,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:58,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:58,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:58,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:58,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:57:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:57:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:57:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:57:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:57:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:57:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:57:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:57:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:57:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:57:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:57:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:57:58,817 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:57:59,048 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:59,066 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:59,499 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:59,514 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:59,514 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:57:59,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:59 BoogieIcfgContainer [2023-11-19 02:57:59,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:59,523 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:59,524 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:59,533 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:59,534 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:59" (1/1) ... [2023-11-19 02:57:59,535 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) [2023-11-19 02:57:59,541 INFO L158 Benchmark]: Toolchain (without parser) took 1442.75ms. Allocated memory is still 96.5MB. Free memory was 73.2MB in the beginning and 63.2MB in the end (delta: 10.0MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-11-19 02:57:59,542 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 69.2MB. Free memory was 46.1MB in the beginning and 46.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:59,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.04ms. Allocated memory is still 96.5MB. Free memory was 73.0MB in the beginning and 59.7MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:57:59,543 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.62ms. Allocated memory is still 96.5MB. Free memory was 59.5MB in the beginning and 57.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:59,544 INFO L158 Benchmark]: Boogie Preprocessor took 61.43ms. Allocated memory is still 96.5MB. Free memory was 57.8MB in the beginning and 56.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:59,546 INFO L158 Benchmark]: RCFGBuilder took 797.71ms. Allocated memory is still 96.5MB. Free memory was 56.0MB in the beginning and 64.2MB in the end (delta: -8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 02:57:59,547 INFO L158 Benchmark]: CodeCheck took 15.76ms. Allocated memory is still 96.5MB. Free memory was 64.2MB in the beginning and 63.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:59,556 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 0.37ms. Allocated memory is still 69.2MB. Free memory was 46.1MB in the beginning and 46.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.04ms. Allocated memory is still 96.5MB. Free memory was 73.0MB in the beginning and 59.7MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.62ms. Allocated memory is still 96.5MB. Free memory was 59.5MB in the beginning and 57.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.43ms. Allocated memory is still 96.5MB. Free memory was 57.8MB in the beginning and 56.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 797.71ms. Allocated memory is still 96.5MB. Free memory was 56.0MB in the beginning and 64.2MB in the end (delta: -8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 15.76ms. Allocated memory is still 96.5MB. Free memory was 64.2MB in the beginning and 63.2MB 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. [2023-11-19 02:57:59,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41fdd5a2-436e-41fa-912e-e20768a8b892/bin/ukojak-verify-G8NBE6pJGL/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