./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 --- 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-e04fb08 [2022-11-16 07:55:05,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 07:55:05,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 07:55:05,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 07:55:05,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 07:55:06,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 07:55:06,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 07:55:06,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 07:55:06,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 07:55:06,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 07:55:06,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 07:55:06,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 07:55:06,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 07:55:06,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 07:55:06,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 07:55:06,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 07:55:06,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 07:55:06,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 07:55:06,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 07:55:06,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 07:55:06,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 07:55:06,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 07:55:06,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 07:55:06,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 07:55:06,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 07:55:06,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 07:55:06,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 07:55:06,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 07:55:06,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 07:55:06,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 07:55:06,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 07:55:06,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 07:55:06,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 07:55:06,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 07:55:06,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 07:55:06,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 07:55:06,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 07:55:06,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 07:55:06,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 07:55:06,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 07:55:06,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 07:55:06,097 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 07:55:06,128 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 07:55:06,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 07:55:06,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 07:55:06,130 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 07:55:06,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 07:55:06,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 07:55:06,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 07:55:06,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 07:55:06,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 07:55:06,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 07:55:06,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 07:55:06,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 07:55:06,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 07:55:06,134 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 07:55:06,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 07:55:06,134 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 07:55:06,135 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 07:55:06,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 07:55:06,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:55:06,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 07:55:06,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 07:55:06,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 07:55:06,136 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 07:55:06,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 07:55:06,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 07:55:06,137 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_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 [2022-11-16 07:55:06,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 07:55:06,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 07:55:06,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 07:55:06,541 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 07:55:06,543 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 07:55:06,544 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-11-16 07:55:06,652 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/data/ada0ac87e/927a3337bc9746bdbe076da74f9c2ee2/FLAGa452c08b5 [2022-11-16 07:55:07,465 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 07:55:07,466 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-11-16 07:55:07,490 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/data/ada0ac87e/927a3337bc9746bdbe076da74f9c2ee2/FLAGa452c08b5 [2022-11-16 07:55:07,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/data/ada0ac87e/927a3337bc9746bdbe076da74f9c2ee2 [2022-11-16 07:55:07,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 07:55:07,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 07:55:07,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 07:55:07,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 07:55:07,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 07:55:07,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:55:07" (1/1) ... [2022-11-16 07:55:07,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@126280d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:07, skipping insertion in model container [2022-11-16 07:55:07,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:55:07" (1/1) ... [2022-11-16 07:55:07,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 07:55:07,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 07:55:08,001 WARN L229 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_f96f5eba-dde5-4e06-8665-c7dca53b7e64/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-11-16 07:55:08,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:55:08,445 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 07:55:08,459 WARN L229 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_f96f5eba-dde5-4e06-8665-c7dca53b7e64/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-11-16 07:55:08,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:55:08,745 INFO L208 MainTranslator]: Completed translation [2022-11-16 07:55:08,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:08 WrapperNode [2022-11-16 07:55:08,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 07:55:08,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 07:55:08,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 07:55:08,748 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 07:55:08,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:08" (1/1) ... [2022-11-16 07:55:08,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:08" (1/1) ... [2022-11-16 07:55:09,029 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3018 [2022-11-16 07:55:09,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 07:55:09,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 07:55:09,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 07:55:09,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 07:55:09,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:08" (1/1) ... [2022-11-16 07:55:09,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:08" (1/1) ... [2022-11-16 07:55:09,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:08" (1/1) ... [2022-11-16 07:55:09,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:08" (1/1) ... [2022-11-16 07:55:09,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:08" (1/1) ... [2022-11-16 07:55:09,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:08" (1/1) ... [2022-11-16 07:55:09,182 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:08" (1/1) ... [2022-11-16 07:55:09,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:08" (1/1) ... [2022-11-16 07:55:09,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 07:55:09,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 07:55:09,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 07:55:09,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 07:55:09,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:55:08" (1/1) ... [2022-11-16 07:55:09,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:55:09,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 07:55:09,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 07:55:09,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 07:55:09,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 07:55:09,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 07:55:09,952 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 07:55:09,954 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 07:55:13,730 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 07:55:25,038 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 07:55:25,038 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 07:55:25,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:55:25 BoogieIcfgContainer [2022-11-16 07:55:25,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 07:55:25,042 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 07:55:25,042 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 07:55:25,051 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 07:55:25,051 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:55:25" (1/1) ... [2022-11-16 07:55:25,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 07:55:25,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:55:25,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 07:55:25,157 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 07:55:25,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 07:55:25,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:55:25,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:55:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:55:28,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:55:38,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 07:55:48,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 07:55:50,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:55:50,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 07:55:50,392 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 07:55:50,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 07:55:50,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:55:50,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:57:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 07:57:46,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 07:59:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 07:59:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 07:59:36,027 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) 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) [2022-11-16 07:59:36,031 INFO L158 Benchmark]: Toolchain (without parser) took 268466.09ms. Allocated memory was 90.2MB in the beginning and 3.6GB in the end (delta: 3.5GB). Free memory was 53.4MB in the beginning and 2.3GB in the end (delta: -2.3GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2022-11-16 07:59:36,032 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 90.2MB. Free memory was 61.6MB in the beginning and 61.6MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:59:36,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1176.69ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 53.4MB in the beginning and 68.7MB in the end (delta: -15.3MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2022-11-16 07:59:36,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 284.44ms. Allocated memory is still 115.3MB. Free memory was 68.7MB in the beginning and 67.4MB in the end (delta: 1.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2022-11-16 07:59:36,035 INFO L158 Benchmark]: Boogie Preprocessor took 273.48ms. Allocated memory is still 115.3MB. Free memory was 67.4MB in the beginning and 63.7MB in the end (delta: 3.7MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-11-16 07:59:36,036 INFO L158 Benchmark]: RCFGBuilder took 15733.81ms. Allocated memory was 115.3MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 63.7MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 659.1MB. Max. memory is 16.1GB. [2022-11-16 07:59:36,037 INFO L158 Benchmark]: CodeCheck took 250988.76ms. Allocated memory was 1.8GB in the beginning and 3.6GB in the end (delta: 1.8GB). Free memory was 1.3GB in the beginning and 2.3GB in the end (delta: -1.1GB). Peak memory consumption was 736.9MB. Max. memory is 16.1GB. [2022-11-16 07:59:36,041 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 90.2MB. Free memory was 61.6MB in the beginning and 61.6MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1176.69ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 53.4MB in the beginning and 68.7MB in the end (delta: -15.3MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 284.44ms. Allocated memory is still 115.3MB. Free memory was 68.7MB in the beginning and 67.4MB in the end (delta: 1.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 273.48ms. Allocated memory is still 115.3MB. Free memory was 67.4MB in the beginning and 63.7MB in the end (delta: 3.7MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * RCFGBuilder took 15733.81ms. Allocated memory was 115.3MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 63.7MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 659.1MB. Max. memory is 16.1GB. * CodeCheck took 250988.76ms. Allocated memory was 1.8GB in the beginning and 3.6GB in the end (delta: 1.8GB). Free memory was 1.3GB in the beginning and 2.3GB in the end (delta: -1.1GB). Peak memory consumption was 736.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 07:59:36,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/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_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 --- 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-e04fb08 [2022-11-16 07:59:38,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 07:59:38,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 07:59:38,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 07:59:38,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 07:59:38,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 07:59:38,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 07:59:38,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 07:59:38,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 07:59:38,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 07:59:38,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 07:59:38,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 07:59:38,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 07:59:38,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 07:59:38,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 07:59:38,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 07:59:38,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 07:59:38,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 07:59:38,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 07:59:38,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 07:59:38,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 07:59:38,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 07:59:38,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 07:59:38,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 07:59:38,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 07:59:38,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 07:59:38,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 07:59:38,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 07:59:38,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 07:59:38,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 07:59:38,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 07:59:38,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 07:59:38,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 07:59:38,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 07:59:38,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 07:59:38,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 07:59:38,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 07:59:38,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 07:59:38,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 07:59:38,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 07:59:38,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 07:59:38,663 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 07:59:38,688 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 07:59:38,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 07:59:38,689 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 07:59:38,690 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 07:59:38,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 07:59:38,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 07:59:38,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 07:59:38,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 07:59:38,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 07:59:38,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 07:59:38,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 07:59:38,693 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 07:59:38,693 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 07:59:38,693 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 07:59:38,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 07:59:38,694 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 07:59:38,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 07:59:38,694 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 07:59:38,695 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 07:59:38,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 07:59:38,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:59:38,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 07:59:38,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 07:59:38,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 07:59:38,703 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 07:59:38,703 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 07:59:38,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 07:59:38,703 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 07:59:38,704 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 07:59:38,704 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_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 [2022-11-16 07:59:39,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 07:59:39,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 07:59:39,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 07:59:39,131 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 07:59:39,133 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 07:59:39,135 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-11-16 07:59:39,204 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/data/8e7756fe7/67369caa90164d2d9bfc0e18209fa4dd/FLAGd4c5143e1 [2022-11-16 07:59:39,987 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 07:59:39,988 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-11-16 07:59:40,010 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/data/8e7756fe7/67369caa90164d2d9bfc0e18209fa4dd/FLAGd4c5143e1 [2022-11-16 07:59:40,140 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/data/8e7756fe7/67369caa90164d2d9bfc0e18209fa4dd [2022-11-16 07:59:40,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 07:59:40,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 07:59:40,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 07:59:40,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 07:59:40,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 07:59:40,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:40,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50ed482b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40, skipping insertion in model container [2022-11-16 07:59:40,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:40,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 07:59:40,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 07:59:40,438 WARN L229 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_f96f5eba-dde5-4e06-8665-c7dca53b7e64/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-11-16 07:59:40,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:59:40,795 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 07:59:40,805 WARN L229 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_f96f5eba-dde5-4e06-8665-c7dca53b7e64/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-11-16 07:59:40,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:59:40,966 INFO L208 MainTranslator]: Completed translation [2022-11-16 07:59:40,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40 WrapperNode [2022-11-16 07:59:40,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 07:59:40,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 07:59:40,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 07:59:40,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 07:59:40,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:41,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:41,129 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1779 [2022-11-16 07:59:41,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 07:59:41,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 07:59:41,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 07:59:41,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 07:59:41,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:41,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:41,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:41,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:41,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:41,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:41,210 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:41,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:41,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 07:59:41,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 07:59:41,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 07:59:41,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 07:59:41,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:59:40" (1/1) ... [2022-11-16 07:59:41,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:59:41,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 07:59:41,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 07:59:41,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 07:59:41,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 07:59:41,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 07:59:41,878 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 07:59:41,880 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 07:59:44,638 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 07:59:44,675 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 07:59:44,675 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 07:59:44,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:59:44 BoogieIcfgContainer [2022-11-16 07:59:44,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 07:59:44,679 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 07:59:44,679 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 07:59:44,689 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 07:59:44,689 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:59:44" (1/1) ... [2022-11-16 07:59:44,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 07:59:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:59:44,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 07:59:44,778 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 07:59:44,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 07:59:44,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:59:44,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:59:44,824 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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) [2022-11-16 07:59:44,829 INFO L158 Benchmark]: Toolchain (without parser) took 4683.16ms. Allocated memory was 65.0MB in the beginning and 167.8MB in the end (delta: 102.8MB). Free memory was 42.7MB in the beginning and 124.0MB in the end (delta: -81.3MB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. [2022-11-16 07:59:44,829 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 46.8MB in the beginning and 46.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:59:44,830 INFO L158 Benchmark]: CACSL2BoogieTranslator took 816.43ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 42.4MB in the beginning and 53.0MB in the end (delta: -10.6MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-11-16 07:59:44,831 INFO L158 Benchmark]: Boogie Procedure Inliner took 161.51ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 60.0MB in the end (delta: -7.0MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2022-11-16 07:59:44,831 INFO L158 Benchmark]: Boogie Preprocessor took 99.60ms. Allocated memory is still 92.3MB. Free memory was 60.0MB in the beginning and 52.0MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 07:59:44,832 INFO L158 Benchmark]: RCFGBuilder took 3447.17ms. Allocated memory was 92.3MB in the beginning and 167.8MB in the end (delta: 75.5MB). Free memory was 52.0MB in the beginning and 58.4MB in the end (delta: -6.4MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2022-11-16 07:59:44,833 INFO L158 Benchmark]: CodeCheck took 148.20ms. Allocated memory is still 167.8MB. Free memory was 58.4MB in the beginning and 124.0MB in the end (delta: -65.6MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2022-11-16 07:59:44,843 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory was 46.8MB in the beginning and 46.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 816.43ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 42.4MB in the beginning and 53.0MB in the end (delta: -10.6MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 161.51ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 60.0MB in the end (delta: -7.0MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.60ms. Allocated memory is still 92.3MB. Free memory was 60.0MB in the beginning and 52.0MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3447.17ms. Allocated memory was 92.3MB in the beginning and 167.8MB in the end (delta: 75.5MB). Free memory was 52.0MB in the beginning and 58.4MB in the end (delta: -6.4MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * CodeCheck took 148.20ms. Allocated memory is still 167.8MB. Free memory was 58.4MB in the beginning and 124.0MB in the end (delta: -65.6MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 07:59:44,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f96f5eba-dde5-4e06-8665-c7dca53b7e64/bin/ukojak-CydTVMUXoH/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared