./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-nzb-file-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_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/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_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/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_8cb88e74-fa9d-4a23-b09a-31667dc1816f/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 b869eaba59e8dca8d7cb2d1135193e506b8377811cada7a7f67b6d0824dd2d3d --- 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 18:05:57,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:05:57,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:05:57,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:05:57,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:05:57,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:05:57,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:05:57,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:05:57,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:05:57,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:05:57,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:05:57,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:05:57,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:05:57,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:05:57,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:05:57,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:05:57,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:05:57,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:05:57,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:05:57,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:05:57,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:05:57,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:05:57,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:05:57,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:05:57,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:05:57,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:05:57,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:05:57,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:05:57,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:05:57,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:05:57,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:05:57,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:05:57,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:05:57,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:05:57,769 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:05:57,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:05:57,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:05:57,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:05:57,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:05:57,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:05:57,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:05:57,774 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:05:57,798 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:05:57,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:05:57,800 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:05:57,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:05:57,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:05:57,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:05:57,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:05:57,801 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:05:57,802 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:05:57,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:05:57,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:05:57,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:05:57,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:05:57,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:05:57,803 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:05:57,803 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:05:57,804 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:05:57,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:05:57,804 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:05:57,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:05:57,805 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:05:57,805 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:05:57,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:05:57,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:05:57,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:05:57,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:05:57,806 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:05:57,807 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:05:57,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:05:57,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:05:57,807 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_8cb88e74-fa9d-4a23-b09a-31667dc1816f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b869eaba59e8dca8d7cb2d1135193e506b8377811cada7a7f67b6d0824dd2d3d [2022-11-20 18:05:58,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:05:58,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:05:58,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:05:58,191 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:05:58,192 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:05:58,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2022-11-20 18:06:01,222 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:06:01,425 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:06:01,426 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2022-11-20 18:06:01,435 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/data/937d07ccd/f7915f49ac9d4c63ae0906643b14b3eb/FLAG885344598 [2022-11-20 18:06:01,450 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/data/937d07ccd/f7915f49ac9d4c63ae0906643b14b3eb [2022-11-20 18:06:01,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:06:01,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:06:01,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:06:01,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:06:01,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:06:01,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:01,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e1e8a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01, skipping insertion in model container [2022-11-20 18:06:01,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:01,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:06:01,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:06:01,778 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_8cb88e74-fa9d-4a23-b09a-31667dc1816f/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c[4929,4942] [2022-11-20 18:06:01,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:06:01,804 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:06:01,872 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_8cb88e74-fa9d-4a23-b09a-31667dc1816f/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c[4929,4942] [2022-11-20 18:06:01,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:06:01,903 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:06:01,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01 WrapperNode [2022-11-20 18:06:01,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:06:01,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:06:01,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:06:01,908 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:06:01,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:01,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:01,972 INFO L138 Inliner]: procedures = 25, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 95 [2022-11-20 18:06:01,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:06:01,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:06:01,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:06:01,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:06:01,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:01,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:01,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:02,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:02,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:02,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:02,041 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:02,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:02,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:06:02,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:06:02,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:06:02,047 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:06:02,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:01" (1/1) ... [2022-11-20 18:06:02,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:06:02,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:06:02,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:06:02,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:06:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-20 18:06:02,142 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-20 18:06:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:06:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:06:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:06:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:06:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:06:02,143 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:06:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:06:02,144 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:06:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:06:02,144 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:06:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:06:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:06:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2022-11-20 18:06:02,145 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2022-11-20 18:06:02,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:06:02,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:06:02,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:06:02,147 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 18:06:02,331 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:06:02,333 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:06:02,974 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:06:02,987 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:06:02,987 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 18:06:02,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:06:02 BoogieIcfgContainer [2022-11-20 18:06:02,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:06:02,991 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:06:02,991 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:06:03,007 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:06:03,008 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:06:02" (1/1) ... [2022-11-20 18:06:03,009 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 18:06:03,017 INFO L158 Benchmark]: Toolchain (without parser) took 1562.35ms. Allocated memory is still 167.8MB. Free memory was 129.8MB in the beginning and 81.3MB in the end (delta: 48.5MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2022-11-20 18:06:03,018 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:06:03,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.63ms. Allocated memory is still 167.8MB. Free memory was 129.5MB in the beginning and 115.7MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:06:03,019 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.81ms. Allocated memory is still 167.8MB. Free memory was 115.7MB in the beginning and 114.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:06:03,020 INFO L158 Benchmark]: Boogie Preprocessor took 72.43ms. Allocated memory is still 167.8MB. Free memory was 114.2MB in the beginning and 112.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:06:03,021 INFO L158 Benchmark]: RCFGBuilder took 943.33ms. Allocated memory is still 167.8MB. Free memory was 112.1MB in the beginning and 82.2MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 18:06:03,022 INFO L158 Benchmark]: CodeCheck took 24.39ms. Allocated memory is still 167.8MB. Free memory was 82.2MB in the beginning and 81.6MB in the end (delta: 590.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:06:03,027 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 0.26ms. Allocated memory is still 115.3MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.63ms. Allocated memory is still 167.8MB. Free memory was 129.5MB in the beginning and 115.7MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.81ms. Allocated memory is still 167.8MB. Free memory was 115.7MB in the beginning and 114.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.43ms. Allocated memory is still 167.8MB. Free memory was 114.2MB in the beginning and 112.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 943.33ms. Allocated memory is still 167.8MB. Free memory was 112.1MB in the beginning and 82.2MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 24.39ms. Allocated memory is still 167.8MB. Free memory was 82.2MB in the beginning and 81.6MB in the end (delta: 590.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:06:03,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/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 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_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/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_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/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_8cb88e74-fa9d-4a23-b09a-31667dc1816f/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 b869eaba59e8dca8d7cb2d1135193e506b8377811cada7a7f67b6d0824dd2d3d --- 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 18:06:05,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:06:05,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:06:05,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:06:05,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:06:05,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:06:05,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:06:05,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:06:05,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:06:05,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:06:05,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:06:05,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:06:05,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:06:05,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:06:05,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:06:05,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:06:05,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:06:05,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:06:05,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:06:05,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:06:05,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:06:05,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:06:05,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:06:05,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:06:05,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:06:05,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:06:05,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:06:05,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:06:05,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:06:05,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:06:05,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:06:05,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:06:05,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:06:05,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:06:05,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:06:05,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:06:05,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:06:05,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:06:05,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:06:05,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:06:05,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:06:05,641 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 18:06:05,680 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:06:05,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:06:05,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:06:05,683 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:06:05,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:06:05,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:06:05,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:06:05,684 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:06:05,685 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:06:05,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:06:05,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:06:05,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:06:05,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:06:05,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:06:05,687 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:06:05,688 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:06:05,688 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:06:05,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:06:05,688 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:06:05,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:06:05,689 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:06:05,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:06:05,690 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:06:05,690 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:06:05,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:06:05,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:06:05,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:06:05,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:06:05,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:06:05,692 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:06:05,692 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:06:05,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:06:05,693 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:06:05,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:06:05,694 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_8cb88e74-fa9d-4a23-b09a-31667dc1816f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b869eaba59e8dca8d7cb2d1135193e506b8377811cada7a7f67b6d0824dd2d3d [2022-11-20 18:06:06,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:06:06,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:06:06,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:06:06,168 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:06:06,169 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:06:06,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2022-11-20 18:06:09,124 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:06:09,386 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:06:09,387 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c [2022-11-20 18:06:09,395 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/data/2b94bc86b/c14d15f572e3488e9d738f30e25151f1/FLAGd7e2e705f [2022-11-20 18:06:09,410 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/data/2b94bc86b/c14d15f572e3488e9d738f30e25151f1 [2022-11-20 18:06:09,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:06:09,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:06:09,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:06:09,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:06:09,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:06:09,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:09,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2468b813 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09, skipping insertion in model container [2022-11-20 18:06:09,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:09,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:06:09,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:06:09,755 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_8cb88e74-fa9d-4a23-b09a-31667dc1816f/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c[4929,4942] [2022-11-20 18:06:09,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:06:09,779 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:06:09,845 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_8cb88e74-fa9d-4a23-b09a-31667dc1816f/sv-benchmarks/c/weaver/chl-nzb-file-symm.wvr.c[4929,4942] [2022-11-20 18:06:09,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:06:09,873 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:06:09,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09 WrapperNode [2022-11-20 18:06:09,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:06:09,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:06:09,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:06:09,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:06:09,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:09,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:09,945 INFO L138 Inliner]: procedures = 27, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 87 [2022-11-20 18:06:09,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:06:09,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:06:09,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:06:09,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:06:09,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:09,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:09,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:09,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:10,008 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:10,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:10,025 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:10,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:10,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:06:10,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:06:10,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:06:10,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:06:10,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:09" (1/1) ... [2022-11-20 18:06:10,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:06:10,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:06:10,073 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:06:10,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:06:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-20 18:06:10,123 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-20 18:06:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:06:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 18:06:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:06:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:06:10,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:06:10,126 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 18:06:10,126 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 18:06:10,126 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 18:06:10,126 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 18:06:10,126 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 18:06:10,126 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 18:06:10,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:06:10,127 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_bool_array [2022-11-20 18:06:10,127 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_bool_array [2022-11-20 18:06:10,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:06:10,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:06:10,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 18:06:10,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:06:10,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:06:10,130 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 18:06:10,411 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:06:10,414 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:06:11,120 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:06:11,141 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:06:11,142 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 18:06:11,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:06:11 BoogieIcfgContainer [2022-11-20 18:06:11,145 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:06:11,147 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:06:11,147 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:06:11,158 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:06:11,158 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:06:11" (1/1) ... [2022-11-20 18:06:11,159 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 18:06:11,165 INFO L158 Benchmark]: Toolchain (without parser) took 1749.74ms. Allocated memory is still 98.6MB. Free memory was 77.0MB in the beginning and 52.0MB in the end (delta: 25.1MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2022-11-20 18:06:11,166 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:06:11,166 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.05ms. Allocated memory is still 98.6MB. Free memory was 77.0MB in the beginning and 62.6MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:06:11,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.13ms. Allocated memory is still 98.6MB. Free memory was 62.6MB in the beginning and 60.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:06:11,168 INFO L158 Benchmark]: Boogie Preprocessor took 83.58ms. Allocated memory is still 98.6MB. Free memory was 60.7MB in the beginning and 58.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:06:11,169 INFO L158 Benchmark]: RCFGBuilder took 1112.33ms. Allocated memory is still 98.6MB. Free memory was 58.1MB in the beginning and 53.0MB in the end (delta: 5.0MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2022-11-20 18:06:11,170 INFO L158 Benchmark]: CodeCheck took 15.97ms. Allocated memory is still 98.6MB. Free memory was 53.0MB in the beginning and 52.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:06:11,180 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 0.33ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 459.05ms. Allocated memory is still 98.6MB. Free memory was 77.0MB in the beginning and 62.6MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.13ms. Allocated memory is still 98.6MB. Free memory was 62.6MB in the beginning and 60.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.58ms. Allocated memory is still 98.6MB. Free memory was 60.7MB in the beginning and 58.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1112.33ms. Allocated memory is still 98.6MB. Free memory was 58.1MB in the beginning and 53.0MB in the end (delta: 5.0MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * CodeCheck took 15.97ms. Allocated memory is still 98.6MB. Free memory was 53.0MB in the beginning and 52.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:06:11,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cb88e74-fa9d-4a23-b09a-31667dc1816f/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