./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/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_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/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_4e86817b-9025-46af-a799-bba403c10d65/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 8a0558934008acf79b7e5b205fa256c568a1b783af274566f36b253458639325 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:26:18,649 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:26:18,770 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:26:18,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:26:18,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:26:18,816 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:26:18,817 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:26:18,818 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:26:18,819 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:26:18,824 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:26:18,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:26:18,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:26:18,826 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:26:18,828 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:26:18,828 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:26:18,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:26:18,829 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:26:18,829 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:26:18,830 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:26:18,830 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:26:18,831 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:26:18,831 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:26:18,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:26:18,832 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:26:18,833 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:26:18,834 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:26:18,834 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:26:18,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:26:18,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:18,835 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:26:18,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:26:18,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:26:18,837 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:26:18,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:26:18,838 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:26:18,838 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_4e86817b-9025-46af-a799-bba403c10d65/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a0558934008acf79b7e5b205fa256c568a1b783af274566f36b253458639325 [2023-11-21 18:26:19,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:26:19,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:26:19,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:26:19,188 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:26:19,189 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:26:19,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c [2023-11-21 18:26:22,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:26:22,647 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:26:22,648 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c [2023-11-21 18:26:22,657 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/data/628071964/c83bc2db97114d9dbc23779c3a011ddf/FLAGaba432264 [2023-11-21 18:26:22,671 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/data/628071964/c83bc2db97114d9dbc23779c3a011ddf [2023-11-21 18:26:22,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:26:22,676 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:26:22,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:22,677 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:26:22,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:26:22,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:22" (1/1) ... [2023-11-21 18:26:22,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a522aea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:22, skipping insertion in model container [2023-11-21 18:26:22,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:22" (1/1) ... [2023-11-21 18:26:22,713 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:22,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:22,929 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:26:22,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:23,012 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:26:23,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:23 WrapperNode [2023-11-21 18:26:23,012 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:23,014 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:23,014 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:26:23,014 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:26:23,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:23" (1/1) ... [2023-11-21 18:26:23,032 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:23" (1/1) ... [2023-11-21 18:26:23,058 INFO L138 Inliner]: procedures = 25, calls = 40, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2023-11-21 18:26:23,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:23,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:26:23,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:26:23,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:26:23,071 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:23" (1/1) ... [2023-11-21 18:26:23,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:23" (1/1) ... [2023-11-21 18:26:23,075 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:23" (1/1) ... [2023-11-21 18:26:23,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:23" (1/1) ... [2023-11-21 18:26:23,086 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:23" (1/1) ... [2023-11-21 18:26:23,091 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:23" (1/1) ... [2023-11-21 18:26:23,093 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:23" (1/1) ... [2023-11-21 18:26:23,095 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:23" (1/1) ... [2023-11-21 18:26:23,098 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:26:23,099 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:26:23,100 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:26:23,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:26:23,101 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:23" (1/1) ... [2023-11-21 18:26:23,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:23,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:26:23,139 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:26:23,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:26:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-21 18:26:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-21 18:26:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:26:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:26:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:26:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-21 18:26:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-21 18:26:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:26:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:26:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:26:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:26:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:26:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:26:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:26:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:26:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:26:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:26:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:26:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:26:23,193 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 18:26:23,300 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:26:23,302 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:26:23,675 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:26:23,690 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:26:23,699 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:26:23,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:23 BoogieIcfgContainer [2023-11-21 18:26:23,702 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:26:23,704 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:26:23,705 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:26:23,722 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:26:23,722 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:23" (1/1) ... [2023-11-21 18:26:23,723 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 18:26:23,732 INFO L158 Benchmark]: Toolchain (without parser) took 1055.11ms. Allocated memory is still 186.6MB. Free memory was 146.9MB in the beginning and 111.3MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-21 18:26:23,732 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:26:23,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.95ms. Allocated memory is still 186.6MB. Free memory was 146.9MB in the beginning and 135.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:26:23,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.13ms. Allocated memory is still 186.6MB. Free memory was 135.0MB in the beginning and 133.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:26:23,737 INFO L158 Benchmark]: Boogie Preprocessor took 39.16ms. Allocated memory is still 186.6MB. Free memory was 133.3MB in the beginning and 131.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:26:23,739 INFO L158 Benchmark]: RCFGBuilder took 602.49ms. Allocated memory is still 186.6MB. Free memory was 131.4MB in the beginning and 111.9MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:26:23,740 INFO L158 Benchmark]: CodeCheck took 25.98ms. Allocated memory is still 186.6MB. Free memory was 111.9MB in the beginning and 111.3MB in the end (delta: 608.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:26:23,749 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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.95ms. Allocated memory is still 186.6MB. Free memory was 146.9MB in the beginning and 135.0MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.13ms. Allocated memory is still 186.6MB. Free memory was 135.0MB in the beginning and 133.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.16ms. Allocated memory is still 186.6MB. Free memory was 133.3MB in the beginning and 131.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 602.49ms. Allocated memory is still 186.6MB. Free memory was 131.4MB in the beginning and 111.9MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 25.98ms. Allocated memory is still 186.6MB. Free memory was 111.9MB in the beginning and 111.3MB in the end (delta: 608.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:26:23,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/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_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/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_4e86817b-9025-46af-a799-bba403c10d65/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 8a0558934008acf79b7e5b205fa256c568a1b783af274566f36b253458639325 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:26:26,428 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:26:26,513 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:26:26,548 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:26:26,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:26:26,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:26:26,551 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:26:26,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:26:26,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:26:26,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:26:26,553 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:26:26,554 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:26:26,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:26:26,555 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:26:26,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:26:26,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:26:26,557 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:26:26,557 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:26:26,558 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:26:26,558 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:26:26,559 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:26:26,560 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:26:26,560 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:26:26,561 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:26:26,561 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:26:26,562 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:26:26,563 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:26:26,563 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:26:26,563 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:26:26,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:26:26,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:26,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:26:26,566 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:26:26,566 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:26:26,566 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:26:26,567 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:26:26,567 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:26:26,567 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:26:26,568 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:26:26,568 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_4e86817b-9025-46af-a799-bba403c10d65/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a0558934008acf79b7e5b205fa256c568a1b783af274566f36b253458639325 [2023-11-21 18:26:26,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:26:27,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:26:27,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:26:27,030 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:26:27,030 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:26:27,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c [2023-11-21 18:26:30,254 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:26:30,576 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:26:30,576 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c [2023-11-21 18:26:30,595 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/data/a22b3e8cc/fa2828a651b044688f83dfc8c2b81801/FLAGdc831f0c4 [2023-11-21 18:26:30,616 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/data/a22b3e8cc/fa2828a651b044688f83dfc8c2b81801 [2023-11-21 18:26:30,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:26:30,628 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:26:30,633 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:30,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:26:30,639 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:26:30,642 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:30" (1/1) ... [2023-11-21 18:26:30,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ca2f181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:30, skipping insertion in model container [2023-11-21 18:26:30,644 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:30" (1/1) ... [2023-11-21 18:26:30,686 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:30,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:30,949 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:26:30,955 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:30,989 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:31,001 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:26:31,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:31,111 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:26:31,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31 WrapperNode [2023-11-21 18:26:31,112 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:31,116 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:31,116 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:26:31,116 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:26:31,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,162 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,205 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2023-11-21 18:26:31,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:31,207 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:26:31,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:26:31,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:26:31,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,275 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:26:31,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:26:31,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:26:31,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:26:31,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:31" (1/1) ... [2023-11-21 18:26:31,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:31,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:26:31,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:26:31,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:26:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-21 18:26:31,401 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-21 18:26:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:26:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:26:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:26:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-21 18:26:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-21 18:26:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:26:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:26:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:26:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:26:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:26:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:26:31,405 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:26:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:26:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:26:31,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:26:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:26:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:26:31,408 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 18:26:31,602 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:26:31,607 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:26:32,294 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:26:32,318 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:26:32,319 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:26:32,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:32 BoogieIcfgContainer [2023-11-21 18:26:32,321 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:26:32,322 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:26:32,322 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:26:32,335 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:26:32,335 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,336 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 18:26:32,341 INFO L158 Benchmark]: Toolchain (without parser) took 1711.62ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 43.1MB in the beginning and 70.4MB in the end (delta: -27.3MB). Peak memory consumption was 381.9kB. Max. memory is 16.1GB. [2023-11-21 18:26:32,342 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 73.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:26:32,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.15ms. Allocated memory is still 73.4MB. Free memory was 42.8MB in the beginning and 48.8MB in the end (delta: -6.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:26:32,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.57ms. Allocated memory is still 73.4MB. Free memory was 48.6MB in the beginning and 47.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:26:32,345 INFO L158 Benchmark]: Boogie Preprocessor took 92.60ms. Allocated memory is still 73.4MB. Free memory was 47.1MB in the beginning and 45.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:26:32,346 INFO L158 Benchmark]: RCFGBuilder took 1020.49ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 45.0MB in the beginning and 71.3MB in the end (delta: -26.3MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-11-21 18:26:32,346 INFO L158 Benchmark]: CodeCheck took 16.72ms. Allocated memory is still 102.8MB. Free memory was 71.3MB in the beginning and 70.4MB in the end (delta: 909.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:26:32,351 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 73.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.15ms. Allocated memory is still 73.4MB. Free memory was 42.8MB in the beginning and 48.8MB in the end (delta: -6.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.57ms. Allocated memory is still 73.4MB. Free memory was 48.6MB in the beginning and 47.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.60ms. Allocated memory is still 73.4MB. Free memory was 47.1MB in the beginning and 45.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1020.49ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 45.0MB in the beginning and 71.3MB in the end (delta: -26.3MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * CodeCheck took 16.72ms. Allocated memory is still 102.8MB. Free memory was 71.3MB in the beginning and 70.4MB in the end (delta: 909.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:26:32,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e86817b-9025-46af-a799-bba403c10d65/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