./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/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_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/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_a1f487e8-bc45-43bc-8326-1ace859a4263/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 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:29,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:29,717 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:41:29,730 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:29,731 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:29,774 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:29,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:29,776 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:29,778 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:29,778 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:29,779 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:29,780 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:29,781 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:29,786 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:29,789 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:29,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:29,790 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:29,791 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:29,791 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:29,792 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:29,792 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:29,793 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:29,794 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:29,794 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:29,796 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:29,796 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:29,797 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:29,798 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:29,798 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:29,799 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:29,801 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:29,801 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:29,801 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:29,802 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:29,802 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:29,803 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_a1f487e8-bc45-43bc-8326-1ace859a4263/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 [2023-11-21 18:41:30,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:30,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:30,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:30,145 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:30,146 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:30,148 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2023-11-21 18:41:33,487 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:33,721 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:33,722 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2023-11-21 18:41:33,730 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/data/c878a3294/08af0a85fa96488e80ede04add4bcd87/FLAG38ece205c [2023-11-21 18:41:33,745 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/data/c878a3294/08af0a85fa96488e80ede04add4bcd87 [2023-11-21 18:41:33,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:33,750 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:33,752 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:33,752 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:33,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:33,764 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:33" (1/1) ... [2023-11-21 18:41:33,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@467c7988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:33, skipping insertion in model container [2023-11-21 18:41:33,765 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:33" (1/1) ... [2023-11-21 18:41:33,801 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:34,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:34,037 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:34,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:34,093 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:34,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34 WrapperNode [2023-11-21 18:41:34,094 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:34,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:34,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:34,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:34,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,140 INFO L138 Inliner]: procedures = 24, calls = 42, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2023-11-21 18:41:34,140 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:34,141 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:34,141 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:34,141 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:34,154 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,159 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,159 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,170 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,178 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,180 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,184 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:34,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:34,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:34,185 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:34,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:34,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:34,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:34,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:34,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:34,292 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:41:34,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:41:34,293 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:41:34,294 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:41:34,294 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:41:34,294 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:41:34,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:34,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:41:34,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:41:34,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:41:34,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:34,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:34,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:41:34,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:41:34,300 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 18:41:34,493 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:34,496 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:34,945 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:34,970 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:34,981 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:41:34,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:34 BoogieIcfgContainer [2023-11-21 18:41:34,983 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:34,986 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:34,986 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:34,998 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:34,998 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:34" (1/1) ... [2023-11-21 18:41:34,999 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 18:41:35,004 INFO L158 Benchmark]: Toolchain (without parser) took 1252.48ms. Allocated memory is still 140.5MB. Free memory was 102.1MB in the beginning and 67.7MB in the end (delta: 34.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-21 18:41:35,005 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:35,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.74ms. Allocated memory is still 140.5MB. Free memory was 101.7MB in the beginning and 89.8MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:41:35,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.62ms. Allocated memory is still 140.5MB. Free memory was 89.8MB in the beginning and 88.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:41:35,012 INFO L158 Benchmark]: Boogie Preprocessor took 43.01ms. Allocated memory is still 140.5MB. Free memory was 88.2MB in the beginning and 86.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:41:35,014 INFO L158 Benchmark]: RCFGBuilder took 799.14ms. Allocated memory is still 140.5MB. Free memory was 86.6MB in the beginning and 69.0MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:41:35,015 INFO L158 Benchmark]: CodeCheck took 15.83ms. Allocated memory is still 140.5MB. Free memory was 69.0MB in the beginning and 67.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:41:35,026 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 0.28ms. Allocated memory is still 140.5MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.74ms. Allocated memory is still 140.5MB. Free memory was 101.7MB in the beginning and 89.8MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.62ms. Allocated memory is still 140.5MB. Free memory was 89.8MB in the beginning and 88.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.01ms. Allocated memory is still 140.5MB. Free memory was 88.2MB in the beginning and 86.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 799.14ms. Allocated memory is still 140.5MB. Free memory was 86.6MB in the beginning and 69.0MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.83ms. Allocated memory is still 140.5MB. Free memory was 69.0MB in the beginning and 67.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:41:35,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/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_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/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_a1f487e8-bc45-43bc-8326-1ace859a4263/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 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:38,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:38,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:41:38,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:38,339 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:38,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:38,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:38,342 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:38,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:38,350 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:38,350 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:38,351 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:38,351 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:38,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:38,354 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:38,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:38,355 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:41:38,356 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:41:38,356 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:38,358 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:41:38,358 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:38,359 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:38,360 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:38,360 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:38,361 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:38,361 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:38,362 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:38,362 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:41:38,363 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:41:38,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:38,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:38,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:38,366 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:38,366 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:38,366 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:41:38,367 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:41:38,367 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:38,367 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:41:38,368 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:41:38,369 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_a1f487e8-bc45-43bc-8326-1ace859a4263/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 [2023-11-21 18:41:38,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:38,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:38,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:38,849 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:38,849 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:38,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2023-11-21 18:41:41,987 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:42,292 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:42,292 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2023-11-21 18:41:42,300 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/data/8a8ea1190/e3ab85c0977e4186947ab310a5a61cb4/FLAGcb9064c3b [2023-11-21 18:41:42,316 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/data/8a8ea1190/e3ab85c0977e4186947ab310a5a61cb4 [2023-11-21 18:41:42,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:42,325 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:42,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:42,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:42,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:42,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b68edea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42, skipping insertion in model container [2023-11-21 18:41:42,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,363 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:42,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:42,601 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:41:42,608 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:42,633 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:42,641 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:42,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:42,722 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:42,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42 WrapperNode [2023-11-21 18:41:42,722 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:42,723 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:42,724 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:42,724 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:42,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,769 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2023-11-21 18:41:42,769 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:42,770 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:42,770 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:42,770 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:42,780 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,786 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,786 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,800 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,807 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:42,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:42,815 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:42,815 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:42,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:42" (1/1) ... [2023-11-21 18:41:42,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:42,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:42,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:42,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:42,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:42,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:41:42,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:41:42,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:41:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:41:42,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:41:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:41:42,911 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:41:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:41:42,911 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:41:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:41:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:42,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:42,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:41:42,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:41:42,914 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 18:41:43,042 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:43,045 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:43,512 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:43,526 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:43,526 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:41:43,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:43 BoogieIcfgContainer [2023-11-21 18:41:43,528 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:43,529 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:43,529 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:43,540 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:43,540 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:43" (1/1) ... [2023-11-21 18:41:43,541 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 18:41:43,546 INFO L158 Benchmark]: Toolchain (without parser) took 1219.43ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 37.4MB in the beginning and 51.6MB in the end (delta: -14.1MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2023-11-21 18:41:43,546 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:43,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.96ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 37.2MB in the beginning and 53.2MB in the end (delta: -16.1MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-11-21 18:41:43,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.93ms. Allocated memory is still 77.6MB. Free memory was 53.2MB in the beginning and 51.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:43,549 INFO L158 Benchmark]: Boogie Preprocessor took 43.86ms. Allocated memory is still 77.6MB. Free memory was 51.6MB in the beginning and 49.5MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:41:43,549 INFO L158 Benchmark]: RCFGBuilder took 713.94ms. Allocated memory is still 77.6MB. Free memory was 49.5MB in the beginning and 52.9MB in the end (delta: -3.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:41:43,550 INFO L158 Benchmark]: CodeCheck took 14.60ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 51.6MB in the end (delta: 966.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:41:43,554 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.96ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 37.2MB in the beginning and 53.2MB in the end (delta: -16.1MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.93ms. Allocated memory is still 77.6MB. Free memory was 53.2MB in the beginning and 51.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.86ms. Allocated memory is still 77.6MB. Free memory was 51.6MB in the beginning and 49.5MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 713.94ms. Allocated memory is still 77.6MB. Free memory was 49.5MB in the beginning and 52.9MB in the end (delta: -3.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 14.60ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 51.6MB in the end (delta: 966.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:41:43,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1f487e8-bc45-43bc-8326-1ace859a4263/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