./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 22:27:31,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:27:31,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:27:31,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:27:31,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:27:31,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:27:31,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:27:31,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:27:31,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:27:31,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:27:31,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:27:31,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:27:31,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:27:31,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:27:31,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:27:31,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:27:31,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:27:31,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:27:31,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:27:31,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:27:31,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:27:31,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:27:31,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:27:31,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:27:31,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:27:31,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:27:31,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:27:31,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:27:31,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:27:31,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:27:31,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:27:31,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:27:31,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:27:31,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:27:31,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:27:31,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:27:31,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:27:31,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:27:31,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:27:31,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:27:31,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:27:31,785 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:27:31,797 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:27:31,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:27:31,798 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:27:31,798 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:27:31,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:27:31,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:27:31,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:27:31,799 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:27:31,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:27:31,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:27:31,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:27:31,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:27:31,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:27:31,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:27:31,800 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:27:31,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:27:31,800 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:27:31,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:27:31,800 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:27:31,800 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:27:31,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:27:31,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:27:31,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:27:31,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:27:31,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:27:31,801 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:27:31,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:27:31,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:27:31,801 INFO L138 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_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f [2022-12-14 22:27:31,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:27:31,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:27:31,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:27:31,984 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:27:31,984 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:27:31,985 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2022-12-14 22:27:34,545 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:27:34,678 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:27:34,679 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2022-12-14 22:27:34,684 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/data/bf427f6a9/e7ca3a2f484a420e90a34f19fb754056/FLAG7705b3a24 [2022-12-14 22:27:34,694 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/data/bf427f6a9/e7ca3a2f484a420e90a34f19fb754056 [2022-12-14 22:27:34,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:27:34,698 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:27:34,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:27:34,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:27:34,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:27:34,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad69909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34, skipping insertion in model container [2022-12-14 22:27:34,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:27:34,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:27:34,848 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2022-12-14 22:27:34,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:27:34,869 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:27:34,888 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2022-12-14 22:27:34,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:27:34,904 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:27:34,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34 WrapperNode [2022-12-14 22:27:34,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:27:34,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:27:34,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:27:34,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:27:34,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,934 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 92 [2022-12-14 22:27:34,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:27:34,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:27:34,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:27:34,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:27:34,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,956 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:27:34,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:27:34,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:27:34,960 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:27:34,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:34" (1/1) ... [2022-12-14 22:27:34,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:27:34,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:27:34,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:27:34,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:27:35,024 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-12-14 22:27:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-12-14 22:27:35,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:27:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:27:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 22:27:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 22:27:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 22:27:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 22:27:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 22:27:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 22:27:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 22:27:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 22:27:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 22:27:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 22:27:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:27:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 22:27:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2022-12-14 22:27:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2022-12-14 22:27:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:27:35,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:27:35,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:27:35,028 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 22:27:35,120 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:27:35,123 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:27:35,395 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:27:35,407 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:27:35,407 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 22:27:35,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:27:35 BoogieIcfgContainer [2022-12-14 22:27:35,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:27:35,410 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:27:35,410 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:27:35,418 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:27:35,418 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:27:35" (1/1) ... [2022-12-14 22:27:35,418 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-12-14 22:27:35,421 INFO L158 Benchmark]: Toolchain (without parser) took 723.35ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 105.8MB in the end (delta: -1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:27:35,422 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory was 68.9MB in the beginning and 68.9MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:27:35,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.67ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 91.2MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 22:27:35,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.05ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 89.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:27:35,423 INFO L158 Benchmark]: Boogie Preprocessor took 24.67ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 87.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:27:35,423 INFO L158 Benchmark]: RCFGBuilder took 449.27ms. Allocated memory is still 142.6MB. Free memory was 87.6MB in the beginning and 106.3MB in the end (delta: -18.7MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2022-12-14 22:27:35,423 INFO L158 Benchmark]: CodeCheck took 9.83ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.8MB in the end (delta: 462.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:27:35,425 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory was 68.9MB in the beginning and 68.9MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.67ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 91.2MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.05ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 89.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.67ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 87.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 449.27ms. Allocated memory is still 142.6MB. Free memory was 87.6MB in the beginning and 106.3MB in the end (delta: -18.7MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * CodeCheck took 9.83ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.8MB in the end (delta: 462.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:27:35,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/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_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 22:27:36,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:27:36,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:27:37,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:27:37,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:27:37,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:27:37,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:27:37,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:27:37,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:27:37,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:27:37,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:27:37,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:27:37,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:27:37,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:27:37,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:27:37,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:27:37,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:27:37,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:27:37,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:27:37,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:27:37,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:27:37,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:27:37,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:27:37,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:27:37,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:27:37,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:27:37,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:27:37,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:27:37,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:27:37,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:27:37,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:27:37,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:27:37,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:27:37,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:27:37,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:27:37,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:27:37,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:27:37,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:27:37,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:27:37,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:27:37,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:27:37,050 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 22:27:37,072 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:27:37,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:27:37,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:27:37,073 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:27:37,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:27:37,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:27:37,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:27:37,075 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:27:37,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:27:37,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:27:37,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:27:37,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:27:37,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:27:37,076 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:27:37,076 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:27:37,076 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:27:37,076 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:27:37,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:27:37,077 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:27:37,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:27:37,077 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:27:37,077 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:27:37,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:27:37,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:27:37,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:27:37,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:27:37,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:27:37,079 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:27:37,079 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:27:37,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:27:37,079 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:27:37,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:27:37,084 INFO L138 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_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f [2022-12-14 22:27:37,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:27:37,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:27:37,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:27:37,307 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:27:37,307 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:27:37,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2022-12-14 22:27:39,919 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:27:40,068 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:27:40,068 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2022-12-14 22:27:40,074 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/data/10ec4a54f/b6e4032ea9c146bb9ca154f5152edd6d/FLAG5a887174b [2022-12-14 22:27:40,085 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/data/10ec4a54f/b6e4032ea9c146bb9ca154f5152edd6d [2022-12-14 22:27:40,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:27:40,088 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:27:40,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:27:40,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:27:40,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:27:40,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41b29d75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40, skipping insertion in model container [2022-12-14 22:27:40,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:27:40,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:27:40,239 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2022-12-14 22:27:40,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:27:40,260 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 22:27:40,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:27:40,275 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2022-12-14 22:27:40,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:27:40,283 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:27:40,300 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2022-12-14 22:27:40,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:27:40,316 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:27:40,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40 WrapperNode [2022-12-14 22:27:40,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:27:40,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:27:40,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:27:40,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:27:40,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,347 INFO L138 Inliner]: procedures = 28, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 84 [2022-12-14 22:27:40,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:27:40,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:27:40,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:27:40,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:27:40,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,382 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:27:40,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:27:40,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:27:40,388 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:27:40,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:27:40,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:27:40,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:27:40,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:27:40,449 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-12-14 22:27:40,449 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-12-14 22:27:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:27:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-12-14 22:27:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 22:27:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:27:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 22:27:40,450 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 22:27:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 22:27:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 22:27:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 22:27:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 22:27:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 22:27:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 22:27:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 22:27:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 22:27:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2022-12-14 22:27:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2022-12-14 22:27:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:27:40,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:27:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-12-14 22:27:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:27:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 22:27:40,454 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 22:27:40,549 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:27:40,551 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:27:40,860 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:27:40,866 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:27:40,867 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 22:27:40,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:27:40 BoogieIcfgContainer [2022-12-14 22:27:40,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:27:40,869 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:27:40,869 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:27:40,876 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:27:40,876 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:27:40" (1/1) ... [2022-12-14 22:27:40,877 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-12-14 22:27:40,880 INFO L158 Benchmark]: Toolchain (without parser) took 790.76ms. Allocated memory is still 73.4MB. Free memory was 51.5MB in the beginning and 49.9MB in the end (delta: 1.7MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2022-12-14 22:27:40,880 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 35.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:27:40,880 INFO L158 Benchmark]: CACSL2BoogieTranslator took 227.86ms. Allocated memory is still 73.4MB. Free memory was 51.3MB in the beginning and 36.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 22:27:40,881 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.53ms. Allocated memory is still 73.4MB. Free memory was 36.6MB in the beginning and 34.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:27:40,881 INFO L158 Benchmark]: Boogie Preprocessor took 39.45ms. Allocated memory is still 73.4MB. Free memory was 34.7MB in the beginning and 52.5MB in the end (delta: -17.8MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2022-12-14 22:27:40,881 INFO L158 Benchmark]: RCFGBuilder took 480.74ms. Allocated memory is still 73.4MB. Free memory was 52.5MB in the beginning and 51.0MB in the end (delta: 1.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2022-12-14 22:27:40,882 INFO L158 Benchmark]: CodeCheck took 9.56ms. Allocated memory is still 73.4MB. Free memory was 51.0MB in the beginning and 49.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:27:40,884 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 35.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 227.86ms. Allocated memory is still 73.4MB. Free memory was 51.3MB in the beginning and 36.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.53ms. Allocated memory is still 73.4MB. Free memory was 36.6MB in the beginning and 34.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.45ms. Allocated memory is still 73.4MB. Free memory was 34.7MB in the beginning and 52.5MB in the end (delta: -17.8MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * RCFGBuilder took 480.74ms. Allocated memory is still 73.4MB. Free memory was 52.5MB in the beginning and 51.0MB in the end (delta: 1.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * CodeCheck took 9.56ms. Allocated memory is still 73.4MB. Free memory was 51.0MB in the beginning and 49.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:27:40,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8248b10-2f60-4fc0-a6a3-04bbded4061a/bin/ukojak-rkRKPMF4O4/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