./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e073a4c36b82f2b6062e496bb836cd3d16667ec7228f4ab2b6689e74fa81265 --- 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-2329fc7 [2022-12-15 01:23:36,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:23:36,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:23:36,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:23:36,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:23:36,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:23:36,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:23:36,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:23:36,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:23:36,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:23:36,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:23:36,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:23:36,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:23:36,852 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:23:36,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:23:36,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:23:36,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:23:36,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:23:36,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:23:36,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:23:36,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:23:36,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:23:36,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:23:36,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:23:36,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:23:36,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:23:36,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:23:36,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:23:36,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:23:36,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:23:36,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:23:36,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:23:36,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:23:36,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:23:36,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:23:36,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:23:36,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:23:36,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:23:36,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:23:36,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:23:36,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:23:36,875 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 01:23:36,894 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:23:36,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:23:36,894 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:23:36,894 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:23:36,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:23:36,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:23:36,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:23:36,895 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:23:36,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:23:36,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:23:36,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:23:36,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:23:36,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:23:36,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:23:36,896 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:23:36,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:23:36,896 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:23:36,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:23:36,897 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:23:36,897 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:23:36,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:23:36,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:23:36,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:23:36,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:23:36,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:23:36,897 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:23:36,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:23:36,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:23:36,898 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_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e073a4c36b82f2b6062e496bb836cd3d16667ec7228f4ab2b6689e74fa81265 [2022-12-15 01:23:37,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:23:37,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:23:37,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:23:37,078 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:23:37,078 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:23:37,079 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i [2022-12-15 01:23:39,641 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:23:39,774 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:23:39,775 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i [2022-12-15 01:23:39,780 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/data/b56d5f791/ef9eebff48164ea9a260a08990dcc4de/FLAG565e224ea [2022-12-15 01:23:39,794 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/data/b56d5f791/ef9eebff48164ea9a260a08990dcc4de [2022-12-15 01:23:39,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:23:39,798 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:23:39,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:23:39,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:23:39,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:23:39,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:39,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e6970ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39, skipping insertion in model container [2022-12-15 01:23:39,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:39,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:23:39,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:23:39,928 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_848c2d5b-7976-440c-b87a-554e5d90e5ff/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i[950,963] [2022-12-15 01:23:39,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:23:39,945 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:23:39,954 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_848c2d5b-7976-440c-b87a-554e5d90e5ff/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i[950,963] [2022-12-15 01:23:39,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:23:39,968 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:23:39,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39 WrapperNode [2022-12-15 01:23:39,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:23:39,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:23:39,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:23:39,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:23:39,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:39,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:39,991 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2022-12-15 01:23:39,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:23:39,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:23:39,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:23:39,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:23:39,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:39,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:39,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:39,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:40,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:40,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:40,004 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:40,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:40,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:23:40,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:23:40,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:23:40,007 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:23:40,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:39" (1/1) ... [2022-12-15 01:23:40,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:23:40,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:23:40,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:23:40,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:23:40,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:23:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 01:23:40,059 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 01:23:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:23:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:23:40,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:23:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-15 01:23:40,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-15 01:23:40,110 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:23:40,111 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:23:40,217 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:23:40,249 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:23:40,249 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 01:23:40,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:23:40 BoogieIcfgContainer [2022-12-15 01:23:40,251 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:23:40,252 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:23:40,252 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:23:40,263 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:23:40,263 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:23:40" (1/1) ... [2022-12-15 01:23:40,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:23:40,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:40,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2022-12-15 01:23:40,306 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2022-12-15 01:23:40,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:23:40,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:40,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:40,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-15 01:23:40,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:40,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:23:40,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:40,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2022-12-15 01:23:40,463 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2022-12-15 01:23:40,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:23:40,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:40,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:40,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:40,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 01:23:40,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:40,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:23:40,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:40,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2022-12-15 01:23:40,632 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2022-12-15 01:23:40,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:23:40,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:40,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:40,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-15 01:23:40,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:40,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:23:41,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:41,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 49 transitions. [2022-12-15 01:23:41,496 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2022-12-15 01:23:41,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:23:41,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:41,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:41,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 01:23:41,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:41,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:23:42,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 56 transitions. [2022-12-15 01:23:42,182 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2022-12-15 01:23:42,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:23:42,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:42,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:42,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-15 01:23:42,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:42,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:23:42,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 61 transitions. [2022-12-15 01:23:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2022-12-15 01:23:42,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:23:42,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:42,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:42,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-15 01:23:42,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:42,630 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:23:43,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:43,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 43 states and 76 transitions. [2022-12-15 01:23:43,578 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 76 transitions. [2022-12-15 01:23:43,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:23:43,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:43,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:43,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-15 01:23:43,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:43,689 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:23:44,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:44,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 84 transitions. [2022-12-15 01:23:44,552 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2022-12-15 01:23:44,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:23:44,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:44,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:44,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:44,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-15 01:23:44,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:44,587 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:23:44,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:44,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 83 transitions. [2022-12-15 01:23:44,716 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2022-12-15 01:23:44,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:23:44,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:44,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:44,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:44,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-15 01:23:44,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:44,802 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:23:45,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:45,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 48 states and 86 transitions. [2022-12-15 01:23:45,187 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 86 transitions. [2022-12-15 01:23:45,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:23:45,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:45,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:45,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-15 01:23:45,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:45,221 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:23:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 51 states and 93 transitions. [2022-12-15 01:23:45,829 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 93 transitions. [2022-12-15 01:23:45,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:23:45,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:45,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:45,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-15 01:23:45,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:23:49,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:49,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 55 states and 100 transitions. [2022-12-15 01:23:49,921 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 100 transitions. [2022-12-15 01:23:49,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:23:49,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:49,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:49,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-15 01:23:49,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:50,012 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:23:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:50,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 108 transitions. [2022-12-15 01:23:50,268 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 108 transitions. [2022-12-15 01:23:50,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:23:50,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:50,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:50,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-15 01:23:50,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:50,481 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:23:51,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:23:51,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 112 transitions. [2022-12-15 01:23:51,064 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 112 transitions. [2022-12-15 01:23:51,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 01:23:51,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:23:51,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:23:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:23:51,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 01:23:51,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:23:51,140 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:24:01,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:24:01,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 66 states and 136 transitions. [2022-12-15 01:24:01,317 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 136 transitions. [2022-12-15 01:24:01,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 01:24:01,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:24:01,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:24:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:24:01,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-15 01:24:01,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:24:01,459 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:24:02,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:24:02,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 69 states and 150 transitions. [2022-12-15 01:24:02,479 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 150 transitions. [2022-12-15 01:24:02,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 01:24:02,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:24:02,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:24:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:24:02,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-15 01:24:02,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:24:02,522 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:24:02,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:24:02,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 70 states and 154 transitions. [2022-12-15 01:24:02,841 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 154 transitions. [2022-12-15 01:24:02,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 01:24:02,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:24:02,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:24:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:24:04,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-15 01:24:04,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:24:04,578 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-15 01:24:06,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:24:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 76 states and 174 transitions. [2022-12-15 01:24:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 174 transitions. [2022-12-15 01:24:06,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:24:06,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:24:06,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:24:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:24:06,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-15 01:24:06,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:24:07,931 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:24:33,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 01:24:35,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:24:35,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 84 states and 203 transitions. [2022-12-15 01:24:35,882 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2022-12-15 01:24:35,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:24:35,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:24:35,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:24:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:24:36,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-15 01:24:36,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:24:37,182 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:24:38,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:24:38,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 86 states and 208 transitions. [2022-12-15 01:24:38,914 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 208 transitions. [2022-12-15 01:24:38,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:24:38,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:24:38,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:24:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:24:39,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-15 01:24:39,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:24:39,969 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:24:44,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:24:44,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 90 states and 225 transitions. [2022-12-15 01:24:44,664 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 225 transitions. [2022-12-15 01:24:44,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:24:44,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:24:44,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:24:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:24:44,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-15 01:24:44,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:24:47,202 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:24:52,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:24:52,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 92 states and 227 transitions. [2022-12-15 01:24:52,514 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 227 transitions. [2022-12-15 01:24:52,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:24:52,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:24:52,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:24:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:24:52,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-15 01:24:52,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:24:54,058 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:24:58,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:24:58,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 95 states and 236 transitions. [2022-12-15 01:24:58,092 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 236 transitions. [2022-12-15 01:24:58,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:24:58,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:24:58,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:24:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:24:58,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-15 01:24:58,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:24:58,418 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:25:00,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:25:00,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 98 states and 259 transitions. [2022-12-15 01:25:00,296 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 259 transitions. [2022-12-15 01:25:00,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:25:00,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:25:00,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:25:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:25:00,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-15 01:25:00,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:25:00,339 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:25:00,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:25:00,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 99 states and 263 transitions. [2022-12-15 01:25:00,822 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 263 transitions. [2022-12-15 01:25:00,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:25:00,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:25:00,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:25:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:25:00,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-15 01:25:00,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:25:00,856 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:25:01,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:25:01,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 100 states and 266 transitions. [2022-12-15 01:25:01,423 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 266 transitions. [2022-12-15 01:25:01,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 01:25:01,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:25:01,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:25:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:25:01,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-15 01:25:01,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:25:04,892 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-15 01:25:04,906 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:25:17,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:25:17,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 108 states and 319 transitions. [2022-12-15 01:25:17,421 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 319 transitions. [2022-12-15 01:25:17,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 01:25:17,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:25:17,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:25:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:25:18,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-15 01:25:18,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:25:46,414 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-15 01:25:46,579 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:27:14,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:14,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 114 states and 353 transitions. [2022-12-15 01:27:14,158 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 353 transitions. [2022-12-15 01:27:14,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 01:27:14,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:14,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:14,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-15 01:27:14,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:27:14,957 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-15 01:27:25,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:25,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 116 states and 360 transitions. [2022-12-15 01:27:25,386 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 360 transitions. [2022-12-15 01:27:25,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 01:27:25,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:25,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:25,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-15 01:27:25,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:27:25,597 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-15 01:27:49,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:49,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 118 states and 366 transitions. [2022-12-15 01:27:49,335 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 366 transitions. [2022-12-15 01:27:49,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 01:27:49,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:49,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:50,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:50,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-15 01:27:50,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 01:28:01,741 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-15 01:28:02,144 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:469) 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) [2022-12-15 01:28:02,146 INFO L158 Benchmark]: Toolchain (without parser) took 262348.48ms. Allocated memory was 119.5MB in the beginning and 153.1MB in the end (delta: 33.6MB). Free memory was 78.4MB in the beginning and 95.4MB in the end (delta: -16.9MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2022-12-15 01:28:02,146 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 119.5MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:28:02,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 169.65ms. Allocated memory is still 119.5MB. Free memory was 78.1MB in the beginning and 67.8MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 01:28:02,147 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.11ms. Allocated memory is still 119.5MB. Free memory was 67.8MB in the beginning and 66.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:28:02,147 INFO L158 Benchmark]: Boogie Preprocessor took 14.38ms. Allocated memory is still 119.5MB. Free memory was 66.1MB in the beginning and 65.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:28:02,148 INFO L158 Benchmark]: RCFGBuilder took 244.91ms. Allocated memory was 119.5MB in the beginning and 153.1MB in the end (delta: 33.6MB). Free memory was 65.0MB in the beginning and 123.8MB in the end (delta: -58.9MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-12-15 01:28:02,148 INFO L158 Benchmark]: CodeCheck took 261893.68ms. Allocated memory is still 153.1MB. Free memory was 123.8MB in the beginning and 95.4MB in the end (delta: 28.4MB). Peak memory consumption was 96.0MB. Max. memory is 16.1GB. [2022-12-15 01:28:02,150 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:150) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 119.5MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 169.65ms. Allocated memory is still 119.5MB. Free memory was 78.1MB in the beginning and 67.8MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.11ms. Allocated memory is still 119.5MB. Free memory was 67.8MB in the beginning and 66.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 14.38ms. Allocated memory is still 119.5MB. Free memory was 66.1MB in the beginning and 65.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 244.91ms. Allocated memory was 119.5MB in the beginning and 153.1MB in the end (delta: 33.6MB). Free memory was 65.0MB in the beginning and 123.8MB in the end (delta: -58.9MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * CodeCheck took 261893.68ms. Allocated memory is still 153.1MB. Free memory was 123.8MB in the beginning and 95.4MB in the end (delta: 28.4MB). Peak memory consumption was 96.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:28:02,359 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-15 01:28:02,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e073a4c36b82f2b6062e496bb836cd3d16667ec7228f4ab2b6689e74fa81265 --- 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-2329fc7 [2022-12-15 01:28:03,833 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:28:03,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:28:03,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:28:03,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:28:03,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:28:03,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:28:03,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:28:03,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:28:03,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:28:03,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:28:03,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:28:03,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:28:03,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:28:03,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:28:03,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:28:03,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:28:03,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:28:03,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:28:03,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:28:03,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:28:03,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:28:03,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:28:03,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:28:03,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:28:03,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:28:03,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:28:03,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:28:03,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:28:03,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:28:03,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:28:03,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:28:03,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:28:03,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:28:03,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:28:03,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:28:03,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:28:03,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:28:03,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:28:03,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:28:03,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:28:03,896 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-15 01:28:03,913 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:28:03,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:28:03,914 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:28:03,915 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:28:03,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:28:03,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:28:03,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:28:03,916 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:28:03,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:28:03,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:28:03,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:28:03,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:28:03,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:28:03,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 01:28:03,917 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 01:28:03,917 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 01:28:03,917 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:28:03,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:28:03,918 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:28:03,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:28:03,918 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:28:03,918 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:28:03,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:28:03,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:28:03,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:28:03,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:28:03,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:28:03,920 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 01:28:03,920 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 01:28:03,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:28:03,920 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 01:28:03,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 01:28:03,920 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_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e073a4c36b82f2b6062e496bb836cd3d16667ec7228f4ab2b6689e74fa81265 [2022-12-15 01:28:04,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:28:04,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:28:04,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:28:04,187 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:28:04,188 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:28:04,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i [2022-12-15 01:28:06,806 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:28:06,946 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:28:06,947 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i [2022-12-15 01:28:06,953 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/data/242546e60/4a602449a5a24f29adb6dbd99c3878ba/FLAG36d4031dc [2022-12-15 01:28:06,964 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/data/242546e60/4a602449a5a24f29adb6dbd99c3878ba [2022-12-15 01:28:06,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:28:06,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:28:06,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:28:06,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:28:06,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:28:06,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:28:06" (1/1) ... [2022-12-15 01:28:06,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3893113c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:06, skipping insertion in model container [2022-12-15 01:28:06,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:28:06" (1/1) ... [2022-12-15 01:28:06,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:28:06,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:28:07,112 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_848c2d5b-7976-440c-b87a-554e5d90e5ff/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i[950,963] [2022-12-15 01:28:07,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:28:07,141 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:28:07,151 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_848c2d5b-7976-440c-b87a-554e5d90e5ff/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i[950,963] [2022-12-15 01:28:07,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:28:07,170 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:28:07,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:07 WrapperNode [2022-12-15 01:28:07,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:28:07,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:28:07,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:28:07,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:28:07,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:07" (1/1) ... [2022-12-15 01:28:07,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:07" (1/1) ... [2022-12-15 01:28:07,196 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2022-12-15 01:28:07,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:28:07,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:28:07,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:28:07,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:28:07,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:07" (1/1) ... [2022-12-15 01:28:07,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:07" (1/1) ... [2022-12-15 01:28:07,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:07" (1/1) ... [2022-12-15 01:28:07,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:07" (1/1) ... [2022-12-15 01:28:07,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:07" (1/1) ... [2022-12-15 01:28:07,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:07" (1/1) ... [2022-12-15 01:28:07,216 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:07" (1/1) ... [2022-12-15 01:28:07,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:07" (1/1) ... [2022-12-15 01:28:07,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:28:07,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:28:07,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:28:07,220 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:28:07,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:28:07" (1/1) ... [2022-12-15 01:28:07,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:28:07,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:28:07,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:28:07,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:28:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:28:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 01:28:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 01:28:07,289 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 01:28:07,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:28:07,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:28:07,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-15 01:28:07,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-15 01:28:07,351 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:28:07,353 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:28:07,470 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:28:07,497 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:28:07,497 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 01:28:07,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:28:07 BoogieIcfgContainer [2022-12-15 01:28:07,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:28:07,500 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:28:07,500 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:28:07,507 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:28:07,507 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:28:07" (1/1) ... [2022-12-15 01:28:07,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:28:07,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:07,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2022-12-15 01:28:07,551 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2022-12-15 01:28:07,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:28:07,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:07,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:07,584 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) [2022-12-15 01:28:07,587 INFO L158 Benchmark]: Toolchain (without parser) took 618.46ms. Allocated memory is still 73.4MB. Free memory was 52.4MB in the beginning and 36.5MB in the end (delta: 15.9MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2022-12-15 01:28:07,587 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 56.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:28:07,588 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202.19ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 41.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 01:28:07,588 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.47ms. Allocated memory is still 73.4MB. Free memory was 41.2MB in the beginning and 39.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:28:07,588 INFO L158 Benchmark]: Boogie Preprocessor took 21.50ms. Allocated memory is still 73.4MB. Free memory was 39.6MB in the beginning and 38.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:28:07,589 INFO L158 Benchmark]: RCFGBuilder took 279.82ms. Allocated memory is still 73.4MB. Free memory was 38.4MB in the beginning and 43.0MB in the end (delta: -4.6MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2022-12-15 01:28:07,589 INFO L158 Benchmark]: CodeCheck took 85.78ms. Allocated memory is still 73.4MB. Free memory was 42.7MB in the beginning and 36.5MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 01:28:07,592 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 0.11ms. Allocated memory is still 56.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 202.19ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 41.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.47ms. Allocated memory is still 73.4MB. Free memory was 41.2MB in the beginning and 39.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.50ms. Allocated memory is still 73.4MB. Free memory was 39.6MB in the beginning and 38.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 279.82ms. Allocated memory is still 73.4MB. Free memory was 38.4MB in the beginning and 43.0MB in the end (delta: -4.6MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * CodeCheck took 85.78ms. Allocated memory is still 73.4MB. Free memory was 42.7MB in the beginning and 36.5MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:28:07,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848c2d5b-7976-440c-b87a-554e5d90e5ff/bin/ukojak-rkRKPMF4O4/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: SMTLIBException: Sort BitVec not declared