./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB --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 c361ebc03d879240d418527d643e8a7b3c7ac084ceb3e66857b21a687a1c7f90 --- 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-dbf71c6-m [2022-10-17 16:38:07,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:07,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:07,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:07,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:07,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:07,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:07,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:07,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:07,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:07,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:07,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:07,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:07,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:07,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:07,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:07,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:07,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:07,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:07,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:07,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:07,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:07,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:07,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:08,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:08,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:08,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:08,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:08,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:08,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:08,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:08,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:08,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:08,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:08,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:08,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:08,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:08,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:08,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:08,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:08,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:08,014 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:38:08,042 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:08,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:08,043 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:08,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:08,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:08,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:08,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:08,045 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:08,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:08,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:08,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:08,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:08,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:08,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:08,054 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:08,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:08,054 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:08,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:08,055 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:08,055 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:08,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:08,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:08,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:08,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:08,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:08,056 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:08,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:08,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:08,057 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_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c361ebc03d879240d418527d643e8a7b3c7ac084ceb3e66857b21a687a1c7f90 [2022-10-17 16:38:08,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:08,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:08,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:08,343 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:08,344 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:08,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2022-10-17 16:38:08,415 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/data/b3574345e/1ca3937d4ddb459a802acb2a5581d3c6/FLAGed7b36b71 [2022-10-17 16:38:08,890 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:08,891 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2022-10-17 16:38:08,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/data/b3574345e/1ca3937d4ddb459a802acb2a5581d3c6/FLAGed7b36b71 [2022-10-17 16:38:09,385 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/data/b3574345e/1ca3937d4ddb459a802acb2a5581d3c6 [2022-10-17 16:38:09,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:09,394 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:09,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:09,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:09,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:09,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1219b15f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09, skipping insertion in model container [2022-10-17 16:38:09,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:09,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:09,704 WARN L230 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_f926cda9-40a7-4246-b772-116c1b7a14a9/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c[2133,2146] [2022-10-17 16:38:09,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:09,720 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:09,758 WARN L230 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_f926cda9-40a7-4246-b772-116c1b7a14a9/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c[2133,2146] [2022-10-17 16:38:09,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:09,777 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:09,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09 WrapperNode [2022-10-17 16:38:09,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:09,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:09,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:09,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:09,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,834 INFO L138 Inliner]: procedures = 21, calls = 21, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2022-10-17 16:38:09,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:09,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:09,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:09,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:09,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,878 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:09,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:09,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:09,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:09,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:09" (1/1) ... [2022-10-17 16:38:09,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:09,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:09,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:09,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:09,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:38:09,984 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:38:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:38:09,984 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:38:09,985 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:38:09,985 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:38:09,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:09,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:38:09,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:38:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:09,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:38:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:38:09,988 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:38:10,080 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:10,083 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:10,264 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:10,272 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:10,272 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:38:10,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:10 BoogieIcfgContainer [2022-10-17 16:38:10,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:10,276 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:10,276 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:10,286 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:10,287 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:10" (1/1) ... [2022-10-17 16:38:10,288 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) [2022-10-17 16:38:10,306 INFO L158 Benchmark]: Toolchain (without parser) took 911.00ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 62.1MB in the beginning and 62.8MB in the end (delta: -687.6kB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-10-17 16:38:10,307 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 86.0MB. Free memory was 59.5MB in the beginning and 59.4MB in the end (delta: 37.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:38:10,308 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.06ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 61.9MB in the beginning and 79.0MB in the end (delta: -17.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:38:10,309 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.89ms. Allocated memory is still 109.1MB. Free memory was 79.0MB in the beginning and 77.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:38:10,310 INFO L158 Benchmark]: Boogie Preprocessor took 52.11ms. Allocated memory is still 109.1MB. Free memory was 77.4MB in the beginning and 76.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:38:10,311 INFO L158 Benchmark]: RCFGBuilder took 386.22ms. Allocated memory is still 109.1MB. Free memory was 76.1MB in the beginning and 63.9MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:38:10,312 INFO L158 Benchmark]: CodeCheck took 28.48ms. Allocated memory is still 109.1MB. Free memory was 63.8MB in the beginning and 62.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:38:10,317 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 0.23ms. Allocated memory is still 86.0MB. Free memory was 59.5MB in the beginning and 59.4MB in the end (delta: 37.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.06ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 61.9MB in the beginning and 79.0MB in the end (delta: -17.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.89ms. Allocated memory is still 109.1MB. Free memory was 79.0MB in the beginning and 77.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.11ms. Allocated memory is still 109.1MB. Free memory was 77.4MB in the beginning and 76.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 386.22ms. Allocated memory is still 109.1MB. Free memory was 76.1MB in the beginning and 63.9MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 28.48ms. Allocated memory is still 109.1MB. Free memory was 63.8MB in the beginning and 62.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:38:10,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB --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 c361ebc03d879240d418527d643e8a7b3c7ac084ceb3e66857b21a687a1c7f90 --- 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-dbf71c6-m [2022-10-17 16:38:12,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:12,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:12,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:12,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:12,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:12,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:12,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:12,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:12,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:12,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:12,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:12,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:12,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:12,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:12,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:12,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:12,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:12,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:12,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:12,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:12,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:12,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:12,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:12,978 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:12,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:12,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:12,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:12,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:12,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:12,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:12,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:12,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:12,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:12,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:12,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:12,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:12,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:12,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:12,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:12,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:12,994 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:38:13,032 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:13,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:13,034 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:13,035 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:13,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:13,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:13,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:13,037 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:13,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:13,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:13,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:13,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:13,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:13,039 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:38:13,040 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:38:13,040 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:38:13,040 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:13,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:13,040 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:13,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:13,041 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:13,041 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:13,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:13,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:13,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:13,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:13,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:13,042 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:38:13,043 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:38:13,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:13,043 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:38:13,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:38:13,044 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_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c361ebc03d879240d418527d643e8a7b3c7ac084ceb3e66857b21a687a1c7f90 [2022-10-17 16:38:13,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:13,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:13,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:13,447 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:13,448 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:13,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2022-10-17 16:38:13,531 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/data/a80227442/c8f31918a24f46d193a2aea9c0935858/FLAG45c517f35 [2022-10-17 16:38:14,012 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:14,013 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2022-10-17 16:38:14,019 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/data/a80227442/c8f31918a24f46d193a2aea9c0935858/FLAG45c517f35 [2022-10-17 16:38:14,372 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/data/a80227442/c8f31918a24f46d193a2aea9c0935858 [2022-10-17 16:38:14,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:14,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:14,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:14,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:14,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:14,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43480783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14, skipping insertion in model container [2022-10-17 16:38:14,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:14,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:14,615 WARN L230 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_f926cda9-40a7-4246-b772-116c1b7a14a9/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c[2133,2146] [2022-10-17 16:38:14,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:14,635 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:14,657 WARN L230 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_f926cda9-40a7-4246-b772-116c1b7a14a9/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c[2133,2146] [2022-10-17 16:38:14,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:14,673 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:14,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14 WrapperNode [2022-10-17 16:38:14,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:14,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:14,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:14,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:14,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,719 INFO L138 Inliner]: procedures = 23, calls = 21, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2022-10-17 16:38:14,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:14,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:14,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:14,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:14,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,770 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:14,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:14,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:14,784 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:14,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:14" (1/1) ... [2022-10-17 16:38:14,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:14,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:14,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:14,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:14,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:38:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:38:14,860 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:38:14,860 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:38:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:38:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:38:14,861 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:38:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:38:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:38:14,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:14,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:38:14,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:38:14,864 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:38:14,951 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:14,953 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:15,309 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:15,317 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:15,317 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:38:15,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:15 BoogieIcfgContainer [2022-10-17 16:38:15,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:15,331 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:15,331 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:15,341 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:15,341 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:15" (1/1) ... [2022-10-17 16:38:15,342 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) [2022-10-17 16:38:15,349 INFO L158 Benchmark]: Toolchain (without parser) took 969.59ms. Allocated memory is still 65.0MB. Free memory was 45.1MB in the beginning and 30.0MB in the end (delta: 15.1MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-10-17 16:38:15,351 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 50.3MB. Free memory was 31.1MB in the beginning and 31.0MB in the end (delta: 64.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:38:15,353 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.73ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 47.3MB in the end (delta: -2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:38:15,354 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.50ms. Allocated memory is still 65.0MB. Free memory was 47.3MB in the beginning and 45.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:38:15,355 INFO L158 Benchmark]: Boogie Preprocessor took 60.95ms. Allocated memory is still 65.0MB. Free memory was 45.5MB in the beginning and 44.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:38:15,356 INFO L158 Benchmark]: RCFGBuilder took 545.60ms. Allocated memory is still 65.0MB. Free memory was 44.3MB in the beginning and 31.1MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:38:15,357 INFO L158 Benchmark]: CodeCheck took 15.87ms. Allocated memory is still 65.0MB. Free memory was 30.9MB in the beginning and 30.0MB in the end (delta: 825.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:38:15,367 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 0.31ms. Allocated memory is still 50.3MB. Free memory was 31.1MB in the beginning and 31.0MB in the end (delta: 64.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.73ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 47.3MB in the end (delta: -2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.50ms. Allocated memory is still 65.0MB. Free memory was 47.3MB in the beginning and 45.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.95ms. Allocated memory is still 65.0MB. Free memory was 45.5MB in the beginning and 44.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 545.60ms. Allocated memory is still 65.0MB. Free memory was 44.3MB in the beginning and 31.1MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 15.87ms. Allocated memory is still 65.0MB. Free memory was 30.9MB in the beginning and 30.0MB in the end (delta: 825.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:38:15,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cda9-40a7-4246-b772-116c1b7a14a9/bin/ukojak-92XMlrwhuB/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