./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:39:56,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:39:56,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:39:56,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:39:56,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:39:56,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:39:56,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:39:56,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:39:56,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:39:56,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:39:56,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:39:56,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:39:56,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:39:56,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:39:56,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:39:56,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:39:56,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:39:56,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:39:56,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:39:56,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:39:56,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:39:56,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:39:56,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:39:56,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:39:56,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:39:56,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:39:56,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:39:56,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:39:56,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:39:56,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:39:56,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:39:56,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:39:56,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:39:56,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:39:56,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:39:56,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:39:56,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:39:56,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:39:56,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:39:56,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:39:56,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:39:56,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:39:56,833 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:39:56,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:39:56,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:39:56,834 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:39:56,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:39:56,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:39:56,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:39:56,835 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:39:56,836 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:39:56,836 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:39:56,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:39:56,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:39:56,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:39:56,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:39:56,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:39:56,837 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:39:56,837 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:39:56,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:39:56,838 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:39:56,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:39:56,838 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:39:56,838 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:39:56,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:39:56,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:56,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:39:56,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:39:56,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:39:56,840 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:39:56,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:39:56,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:39:56,840 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_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f [2022-11-20 16:39:57,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:39:57,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:39:57,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:39:57,154 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:39:57,154 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:39:57,156 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2022-11-20 16:40:00,246 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:00,468 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:00,468 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2022-11-20 16:40:00,480 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/data/f6ae67167/ebcd8c4cbe334de5af764636ec9d5b09/FLAG64e1da935 [2022-11-20 16:40:00,498 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/data/f6ae67167/ebcd8c4cbe334de5af764636ec9d5b09 [2022-11-20 16:40:00,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:00,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:00,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:00,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:00,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:00,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:00,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a24c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00, skipping insertion in model container [2022-11-20 16:40:00,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:00,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:00,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:00,809 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_012baa9f-c633-4095-8cde-3e8ac51549a8/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2022-11-20 16:40:00,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:00,848 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:00,882 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_012baa9f-c633-4095-8cde-3e8ac51549a8/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2022-11-20 16:40:00,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:00,928 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:00,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00 WrapperNode [2022-11-20 16:40:00,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:00,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:00,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:00,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:00,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:00,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:00,978 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 102 [2022-11-20 16:40:00,978 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:00,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:00,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:00,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:00,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:00,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:00,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:00,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:00,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:01,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:01,005 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:01,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:01,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:01,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:01,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:01,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:01,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:00" (1/1) ... [2022-11-20 16:40:01,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:01,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:01,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:01,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:01,111 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-20 16:40:01,111 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-20 16:40:01,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:40:01,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:40:01,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:40:01,112 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 16:40:01,112 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 16:40:01,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:40:01,113 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:40:01,113 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:40:01,113 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:40:01,113 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:40:01,114 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:40:01,114 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:40:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:40:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:40:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2022-11-20 16:40:01,116 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2022-11-20 16:40:01,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:01,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:01,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:40:01,118 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:40:01,264 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:01,266 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:01,792 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:01,802 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:01,803 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:40:01,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:01 BoogieIcfgContainer [2022-11-20 16:40:01,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:40:01,806 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:40:01,806 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:40:01,816 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:40:01,816 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:01" (1/1) ... [2022-11-20 16:40:01,817 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) [2022-11-20 16:40:01,821 INFO L158 Benchmark]: Toolchain (without parser) took 1313.60ms. Allocated memory is still 144.7MB. Free memory was 102.5MB in the beginning and 62.7MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-20 16:40:01,822 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:01,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.98ms. Allocated memory is still 144.7MB. Free memory was 102.5MB in the beginning and 90.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:40:01,823 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.20ms. Allocated memory is still 144.7MB. Free memory was 90.0MB in the beginning and 88.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:01,824 INFO L158 Benchmark]: Boogie Preprocessor took 30.34ms. Allocated memory is still 144.7MB. Free memory was 88.4MB in the beginning and 86.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:01,825 INFO L158 Benchmark]: RCFGBuilder took 795.22ms. Allocated memory is still 144.7MB. Free memory was 86.3MB in the beginning and 63.7MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:01,825 INFO L158 Benchmark]: CodeCheck took 13.85ms. Allocated memory is still 144.7MB. Free memory was 63.7MB in the beginning and 62.7MB in the end (delta: 988.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:01,829 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 0.24ms. Allocated memory is still 109.1MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.98ms. Allocated memory is still 144.7MB. Free memory was 102.5MB in the beginning and 90.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.20ms. Allocated memory is still 144.7MB. Free memory was 90.0MB in the beginning and 88.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.34ms. Allocated memory is still 144.7MB. Free memory was 88.4MB in the beginning and 86.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 795.22ms. Allocated memory is still 144.7MB. Free memory was 86.3MB in the beginning and 63.7MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 13.85ms. Allocated memory is still 144.7MB. Free memory was 63.7MB in the beginning and 62.7MB in the end (delta: 988.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:40:01,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:40:04,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:40:04,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:40:04,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:40:04,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:40:04,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:40:04,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:40:04,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:40:04,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:40:04,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:40:04,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:40:04,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:40:04,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:40:04,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:40:04,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:40:04,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:40:04,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:40:04,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:40:04,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:40:04,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:40:04,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:40:04,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:40:04,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:40:04,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:40:04,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:40:04,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:40:04,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:40:04,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:40:04,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:40:04,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:40:04,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:40:04,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:40:04,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:40:04,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:40:04,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:40:04,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:40:04,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:40:04,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:40:04,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:40:04,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:40:04,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:40:04,452 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:40:04,496 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:40:04,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:40:04,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:40:04,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:40:04,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:40:04,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:40:04,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:40:04,499 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:40:04,499 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:40:04,499 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:40:04,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:40:04,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:40:04,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:40:04,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:40:04,500 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:40:04,500 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:40:04,500 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:40:04,501 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:40:04,501 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:40:04,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:40:04,501 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:40:04,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:40:04,502 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:40:04,502 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:40:04,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:40:04,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:04,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:40:04,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:40:04,504 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:40:04,505 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:40:04,505 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:40:04,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:40:04,505 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:40:04,506 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:40:04,506 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_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f [2022-11-20 16:40:04,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:40:04,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:40:04,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:40:04,969 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:40:04,969 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:40:04,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2022-11-20 16:40:08,119 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:08,407 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:08,407 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2022-11-20 16:40:08,422 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/data/2051cff40/243f483647934c35affb519a615d07ff/FLAGf1ee2455a [2022-11-20 16:40:08,444 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/data/2051cff40/243f483647934c35affb519a615d07ff [2022-11-20 16:40:08,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:08,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:08,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:08,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:08,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:08,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:08,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e46d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08, skipping insertion in model container [2022-11-20 16:40:08,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:08,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:08,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:08,740 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_012baa9f-c633-4095-8cde-3e8ac51549a8/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2022-11-20 16:40:08,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:08,789 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 16:40:08,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:08,837 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_012baa9f-c633-4095-8cde-3e8ac51549a8/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2022-11-20 16:40:08,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:08,867 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:08,905 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_012baa9f-c633-4095-8cde-3e8ac51549a8/sv-benchmarks/c/weaver/chl-node-symm.wvr.c[3305,3318] [2022-11-20 16:40:08,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:08,942 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:08,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08 WrapperNode [2022-11-20 16:40:08,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:08,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:08,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:08,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:08,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:08,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:09,012 INFO L138 Inliner]: procedures = 28, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2022-11-20 16:40:09,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:09,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:09,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:09,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:09,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:09,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:09,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:09,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:09,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:09,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:09,075 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:09,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:09,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:09,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:09,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:09,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:09,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:08" (1/1) ... [2022-11-20 16:40:09,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:09,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:09,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:09,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-20 16:40:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-20 16:40:09,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:40:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 16:40:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:40:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:40:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-11-20 16:40:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-11-20 16:40:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:40:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:40:09,197 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:40:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:40:09,198 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:40:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:40:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:40:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:40:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2022-11-20 16:40:09,199 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2022-11-20 16:40:09,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:09,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 16:40:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:40:09,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:40:09,202 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:40:09,399 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:09,401 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:09,911 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:09,950 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:09,950 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:40:09,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:09 BoogieIcfgContainer [2022-11-20 16:40:09,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:40:09,958 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:40:09,959 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:40:09,970 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:40:09,970 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:09" (1/1) ... [2022-11-20 16:40:09,971 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) [2022-11-20 16:40:09,978 INFO L158 Benchmark]: Toolchain (without parser) took 1528.27ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 54.2MB in the beginning and 81.6MB in the end (delta: -27.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:09,978 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:09,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.52ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 38.5MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 16:40:09,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.32ms. Allocated memory is still 77.6MB. Free memory was 38.5MB in the beginning and 36.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:09,981 INFO L158 Benchmark]: Boogie Preprocessor took 72.54ms. Allocated memory is still 77.6MB. Free memory was 36.7MB in the beginning and 34.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:09,982 INFO L158 Benchmark]: RCFGBuilder took 870.48ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 34.5MB in the beginning and 82.9MB in the end (delta: -48.4MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-11-20 16:40:09,983 INFO L158 Benchmark]: CodeCheck took 17.48ms. Allocated memory is still 104.9MB. Free memory was 82.4MB in the beginning and 81.6MB in the end (delta: 793.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:09,991 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 77.6MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.52ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 38.5MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.32ms. Allocated memory is still 77.6MB. Free memory was 38.5MB in the beginning and 36.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 72.54ms. Allocated memory is still 77.6MB. Free memory was 36.7MB in the beginning and 34.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 870.48ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 34.5MB in the beginning and 82.9MB in the end (delta: -48.4MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * CodeCheck took 17.48ms. Allocated memory is still 104.9MB. Free memory was 82.4MB in the beginning and 81.6MB in the end (delta: 793.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:40:10,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_012baa9f-c633-4095-8cde-3e8ac51549a8/bin/ukojak-pZX7IvK2PQ/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