./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg --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 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad --- 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-b5237d8 [2022-11-21 23:37:34,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:37:34,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:37:34,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:37:34,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:37:34,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:37:34,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:37:34,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:37:34,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:37:34,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:37:34,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:37:34,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:37:34,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:37:34,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:37:34,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:37:34,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:37:34,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:37:34,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:37:34,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:37:34,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:37:34,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:37:34,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:37:34,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:37:34,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:37:34,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:37:34,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:37:34,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:37:34,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:37:34,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:37:34,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:37:34,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:37:34,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:37:34,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:37:34,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:37:34,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:37:34,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:37:34,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:37:34,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:37:34,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:37:34,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:37:34,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:37:34,866 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 23:37:34,917 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:37:34,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:37:34,918 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:37:34,919 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:37:34,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:37:34,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:37:34,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:37:34,921 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:37:34,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:37:34,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:37:34,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:37:34,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:37:34,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:37:34,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:37:34,923 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:37:34,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:37:34,924 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:37:34,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:37:34,924 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:37:34,925 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:37:34,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:37:34,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:37:34,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:37:34,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:37:34,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:37:34,926 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:37:34,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:37:34,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:37:34,927 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_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad [2022-11-21 23:37:35,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:37:35,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:37:35,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:37:35,273 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:37:35,274 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:37:35,276 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-21 23:37:38,406 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:37:38,729 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:37:38,729 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-21 23:37:38,738 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/data/3eb2881b4/7a349ebb1682475c91a5e33a8285e471/FLAG84160fc44 [2022-11-21 23:37:38,760 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/data/3eb2881b4/7a349ebb1682475c91a5e33a8285e471 [2022-11-21 23:37:38,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:37:38,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:37:38,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:37:38,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:37:38,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:37:38,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:37:38" (1/1) ... [2022-11-21 23:37:38,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@164e8c1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:38, skipping insertion in model container [2022-11-21 23:37:38,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:37:38" (1/1) ... [2022-11-21 23:37:38,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:37:38,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:37:38,987 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_35601e0b-1f33-4366-84f2-248ca523b823/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-21 23:37:38,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:37:39,009 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:37:39,036 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_35601e0b-1f33-4366-84f2-248ca523b823/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-21 23:37:39,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:37:39,057 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:37:39,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:39 WrapperNode [2022-11-21 23:37:39,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:37:39,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:37:39,060 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:37:39,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:37:39,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:39" (1/1) ... [2022-11-21 23:37:39,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:39" (1/1) ... [2022-11-21 23:37:39,107 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2022-11-21 23:37:39,107 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:37:39,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:37:39,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:37:39,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:37:39,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:39" (1/1) ... [2022-11-21 23:37:39,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:39" (1/1) ... [2022-11-21 23:37:39,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:39" (1/1) ... [2022-11-21 23:37:39,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:39" (1/1) ... [2022-11-21 23:37:39,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:39" (1/1) ... [2022-11-21 23:37:39,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:39" (1/1) ... [2022-11-21 23:37:39,140 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:39" (1/1) ... [2022-11-21 23:37:39,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:39" (1/1) ... [2022-11-21 23:37:39,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:37:39,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:37:39,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:37:39,146 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:37:39,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:39" (1/1) ... [2022-11-21 23:37:39,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:37:39,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:37:39,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:37:39,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:37:39,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:37:39,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:37:39,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:37:39,229 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-21 23:37:39,230 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-21 23:37:39,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:37:39,230 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:37:39,230 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:37:39,230 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:37:39,231 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:37:39,231 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:37:39,231 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:37:39,231 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:37:39,231 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:37:39,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:37:39,232 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-11-21 23:37:39,232 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-11-21 23:37:39,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:37:39,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:37:39,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 23:37:39,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:37:39,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:37:39,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:37:39,235 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:37:39,353 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:37:39,355 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:37:39,876 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:37:40,021 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:37:40,022 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 23:37:40,028 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L63-1 is neither atomic block end nor a sink node. [2022-11-21 23:37:40,030 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2022-11-21 23:37:40,038 INFO L158 Benchmark]: Toolchain (without parser) took 1270.15ms. Allocated memory is still 161.5MB. Free memory was 129.7MB in the beginning and 86.6MB in the end (delta: 43.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-21 23:37:40,039 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory was 70.8MB in the beginning and 70.7MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:37:40,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.36ms. Allocated memory is still 161.5MB. Free memory was 129.7MB in the beginning and 117.3MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:37:40,042 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.88ms. Allocated memory is still 161.5MB. Free memory was 117.3MB in the beginning and 115.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:37:40,043 INFO L158 Benchmark]: Boogie Preprocessor took 37.30ms. Allocated memory is still 161.5MB. Free memory was 115.2MB in the beginning and 113.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:37:40,044 INFO L158 Benchmark]: RCFGBuilder took 890.18ms. Allocated memory is still 161.5MB. Free memory was 113.9MB in the beginning and 86.6MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-21 23:37:40,048 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory was 70.8MB in the beginning and 70.7MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.36ms. Allocated memory is still 161.5MB. Free memory was 129.7MB in the beginning and 117.3MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.88ms. Allocated memory is still 161.5MB. Free memory was 117.3MB in the beginning and 115.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.30ms. Allocated memory is still 161.5MB. Free memory was 115.2MB in the beginning and 113.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 890.18ms. Allocated memory is still 161.5MB. Free memory was 113.9MB in the beginning and 86.6MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:37:40,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg --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 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad --- 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-b5237d8 [2022-11-21 23:37:42,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:37:42,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:37:42,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:37:42,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:37:42,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:37:42,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:37:42,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:37:42,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:37:42,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:37:42,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:37:42,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:37:42,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:37:42,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:37:42,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:37:42,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:37:42,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:37:42,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:37:42,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:37:42,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:37:42,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:37:42,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:37:42,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:37:42,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:37:42,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:37:42,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:37:42,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:37:42,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:37:42,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:37:42,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:37:42,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:37:42,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:37:42,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:37:42,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:37:42,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:37:42,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:37:42,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:37:42,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:37:42,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:37:42,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:37:42,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:37:42,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-11-21 23:37:43,042 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:37:43,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:37:43,048 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:37:43,048 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:37:43,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:37:43,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:37:43,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:37:43,050 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:37:43,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:37:43,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:37:43,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:37:43,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:37:43,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:37:43,052 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:37:43,052 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:37:43,053 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:37:43,053 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:37:43,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:37:43,053 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:37:43,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:37:43,054 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:37:43,054 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:37:43,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:37:43,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:37:43,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:37:43,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:37:43,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:37:43,056 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:37:43,056 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:37:43,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:37:43,056 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:37:43,056 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:37:43,057 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_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 306d85d0b5300749928a8392783cd7ec5acf0c4622b6bdba80c3589786dd98ad [2022-11-21 23:37:43,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:37:43,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:37:43,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:37:43,441 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:37:43,442 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:37:43,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-21 23:37:46,892 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:37:47,174 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:37:47,174 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2022-11-21 23:37:47,182 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/data/71fd60360/6a2acc2168ae445d8f7a5f376e2e2ebd/FLAG741e2d5fb [2022-11-21 23:37:47,199 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/data/71fd60360/6a2acc2168ae445d8f7a5f376e2e2ebd [2022-11-21 23:37:47,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:37:47,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:37:47,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:37:47,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:37:47,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:37:47,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c45ff91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47, skipping insertion in model container [2022-11-21 23:37:47,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:37:47,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:37:47,471 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_35601e0b-1f33-4366-84f2-248ca523b823/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-21 23:37:47,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:37:47,500 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-21 23:37:47,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:37:47,525 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_35601e0b-1f33-4366-84f2-248ca523b823/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-21 23:37:47,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:37:47,548 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:37:47,593 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_35601e0b-1f33-4366-84f2-248ca523b823/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c[2823,2836] [2022-11-21 23:37:47,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:37:47,624 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:37:47,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47 WrapperNode [2022-11-21 23:37:47,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:37:47,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:37:47,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:37:47,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:37:47,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,697 INFO L138 Inliner]: procedures = 28, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2022-11-21 23:37:47,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:37:47,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:37:47,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:37:47,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:37:47,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,764 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:37:47,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:37:47,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:37:47,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:37:47,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:37:47" (1/1) ... [2022-11-21 23:37:47,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:37:47,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:37:47,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:37:47,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:37:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:37:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:37:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:37:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-21 23:37:47,908 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-21 23:37:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 23:37:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:37:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:37:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:37:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:37:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:37:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:37:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:37:47,911 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:37:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-11-21 23:37:47,911 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-11-21 23:37:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:37:47,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:37:47,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 23:37:47,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:37:47,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:37:47,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:37:47,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 23:37:47,915 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:37:48,139 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:37:48,149 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:37:48,725 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:37:48,898 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:37:48,899 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 23:37:48,900 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L63-1 is neither atomic block end nor a sink node. [2022-11-21 23:37:48,901 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2022-11-21 23:37:48,907 INFO L158 Benchmark]: Toolchain (without parser) took 1701.55ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 26.2MB in the beginning and 44.4MB in the end (delta: -18.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-11-21 23:37:48,908 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:37:48,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.64ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 26.1MB in the beginning and 44.1MB in the end (delta: -18.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2022-11-21 23:37:48,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.10ms. Allocated memory is still 75.5MB. Free memory was 44.1MB in the beginning and 42.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:37:48,910 INFO L158 Benchmark]: Boogie Preprocessor took 76.03ms. Allocated memory is still 75.5MB. Free memory was 42.3MB in the beginning and 40.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:37:48,911 INFO L158 Benchmark]: RCFGBuilder took 1128.45ms. Allocated memory is still 75.5MB. Free memory was 40.2MB in the beginning and 44.4MB in the end (delta: -4.2MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-11-21 23:37:48,914 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.64ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 26.1MB in the beginning and 44.1MB in the end (delta: -18.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.10ms. Allocated memory is still 75.5MB. Free memory was 44.1MB in the beginning and 42.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.03ms. Allocated memory is still 75.5MB. Free memory was 42.3MB in the beginning and 40.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1128.45ms. Allocated memory is still 75.5MB. Free memory was 40.2MB in the beginning and 44.4MB in the end (delta: -4.2MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:37:48,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35601e0b-1f33-4366-84f2-248ca523b823/bin/ukojak-jW3SillKbg/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?