./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --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 647bc161061e103f8088ea3464d6a4d44d7e73a0b4bfb490fbf2839b361c9174 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:02:31,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:02:31,342 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:02:31,347 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:02:31,347 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:02:31,366 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:02:31,367 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:02:31,367 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:02:31,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:02:31,367 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:02:31,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:02:31,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:02:31,368 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:02:31,368 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:02:31,368 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:02:31,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:02:31,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:02:31,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:02:31,368 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:02:31,368 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:02:31,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:02:31,369 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:02:31,369 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:02:31,369 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:02:31,369 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:02:31,369 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:02:31,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:02:31,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:02:31,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:02:31,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:02:31,370 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:02:31,370 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:02:31,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:02:31,370 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 647bc161061e103f8088ea3464d6a4d44d7e73a0b4bfb490fbf2839b361c9174 [2024-12-06 02:02:31,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:02:31,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:02:31,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:02:31,593 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:02:31,594 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:02:31,595 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2024-12-06 02:02:34,186 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/data/828b5e248/64d88ddaa00444d18a45a4de0de8bdc4/FLAGf9dbdefd8 [2024-12-06 02:02:34,398 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:02:34,398 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2024-12-06 02:02:34,405 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/data/828b5e248/64d88ddaa00444d18a45a4de0de8bdc4/FLAGf9dbdefd8 [2024-12-06 02:02:34,776 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/data/828b5e248/64d88ddaa00444d18a45a4de0de8bdc4 [2024-12-06 02:02:34,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:02:34,781 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:02:34,783 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:34,784 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:02:34,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:02:34,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:34" (1/1) ... [2024-12-06 02:02:34,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12c83da5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:34, skipping insertion in model container [2024-12-06 02:02:34,792 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:34" (1/1) ... [2024-12-06 02:02:34,809 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:02:34,933 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 02:02:34,933 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b8ad7b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:34, skipping insertion in model container [2024-12-06 02:02:34,933 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:34,934 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 02:02:34,935 INFO L158 Benchmark]: Toolchain (without parser) took 153.59ms. Allocated memory is still 142.6MB. Free memory was 118.4MB in the beginning and 109.7MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:02:34,936 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:02:34,936 INFO L158 Benchmark]: CACSL2BoogieTranslator took 150.18ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 109.7MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:02:34,937 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 150.18ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 109.7MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9]: Unsupported Syntax floats in unions are not supported in the integer translation. RESULT: Ultimate could not prove your program: Toolchain returned no result. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --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 647bc161061e103f8088ea3464d6a4d44d7e73a0b4bfb490fbf2839b361c9174 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:02:36,645 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:02:36,725 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:02:36,751 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:02:36,751 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:02:36,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:02:36,752 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:02:36,752 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:02:36,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:02:36,752 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:02:36,752 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:02:36,752 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:02:36,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:02:36,753 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:02:36,753 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:02:36,753 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:02:36,753 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:02:36,753 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:02:36,753 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:02:36,753 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:02:36,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:02:36,753 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:02:36,753 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:02:36,754 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:02:36,754 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:02:36,754 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:02:36,754 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:02:36,754 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:02:36,754 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:02:36,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:02:36,754 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:02:36,754 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:02:36,754 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:02:36,755 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:02:36,755 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:02:36,755 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:02:36,755 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 647bc161061e103f8088ea3464d6a4d44d7e73a0b4bfb490fbf2839b361c9174 [2024-12-06 02:02:36,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:02:37,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:02:37,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:02:37,008 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:02:37,008 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:02:37,009 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2024-12-06 02:02:39,723 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/data/d9214dc9f/2f8a99940f4e4cc18d13734a9f120efb/FLAGfd5e4f09a [2024-12-06 02:02:39,880 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:02:39,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2024-12-06 02:02:39,888 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/data/d9214dc9f/2f8a99940f4e4cc18d13734a9f120efb/FLAGfd5e4f09a [2024-12-06 02:02:39,902 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/data/d9214dc9f/2f8a99940f4e4cc18d13734a9f120efb [2024-12-06 02:02:39,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:02:39,905 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:02:39,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:39,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:02:39,910 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:02:39,911 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:39" (1/1) ... [2024-12-06 02:02:39,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cbb1089 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:39, skipping insertion in model container [2024-12-06 02:02:39,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:39" (1/1) ... [2024-12-06 02:02:39,925 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:02:40,072 WARN L250 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_79ec2ebe-dae9-440b-8047-6e1147cce580/sv-benchmarks/c/float-newlib/float_req_bl_0260.c[4552,4565] [2024-12-06 02:02:40,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:02:40,086 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:02:40,122 WARN L250 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_79ec2ebe-dae9-440b-8047-6e1147cce580/sv-benchmarks/c/float-newlib/float_req_bl_0260.c[4552,4565] [2024-12-06 02:02:40,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:02:40,136 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:02:40,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40 WrapperNode [2024-12-06 02:02:40,137 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:40,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:02:40,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:02:40,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:02:40,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,175 INFO L138 Inliner]: procedures = 22, calls = 39, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 238 [2024-12-06 02:02:40,176 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:02:40,176 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:02:40,176 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:02:40,176 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:02:40,182 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,199 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,200 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:02:40,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:02:40,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:02:40,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:02:40,213 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:02:40,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:02:40,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:02:40,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:02:40,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:02:40,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:02:40,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:02:40,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 02:02:40,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:02:40,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:02:40,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:02:40,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 02:02:40,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 02:02:40,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:02:40,333 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:02:40,334 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:03:24,201 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-12-06 02:03:24,201 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:03:24,274 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:03:24,274 INFO L312 CfgBuilder]: Removed 9 assume(true) statements. [2024-12-06 02:03:24,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:03:24 BoogieIcfgContainer [2024-12-06 02:03:24,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:03:24,275 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:03:24,275 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:03:24,284 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:03:24,284 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:03:24" (1/1) ... [2024-12-06 02:03:24,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:03:24,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:24,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2024-12-06 02:03:24,324 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2024-12-06 02:03:24,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:03:24,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:24,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:03:24,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:03:24,328 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:03:24,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:03:24,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:24,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:03:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:24,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:03:24,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:03:24,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:03:24,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:03:24,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:24,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2024-12-06 02:03:24,948 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2024-12-06 02:03:24,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:03:24,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:24,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:03:24,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:03:24,951 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:03:24,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:03:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:26,039 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:03:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:26,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:03:26,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:03:26,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-06 02:03:26,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2024-12-06 02:03:26,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:03:26,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:03:30,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.53s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:03:30,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:30,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2024-12-06 02:03:30,955 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2024-12-06 02:03:30,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:03:30,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:30,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:03:30,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:03:30,957 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:03:30,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:03:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:32,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:03:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:32,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:03:32,246 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:03:33,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:03:33,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:03:46,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:03:57,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:04:01,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:04:06,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:04:08,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:08,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2024-12-06 02:04:08,095 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2024-12-06 02:04:08,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 02:04:08,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:08,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:08,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:04:08,098 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:04:08,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:04:10,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:10,229 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:04:10,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:10,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:04:10,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:04:10,719 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 02:04:10,721 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2024-12-06 02:04:10,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:04:10,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:04:12,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:12,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-12-06 02:04:12,351 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-12-06 02:04:12,351 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:04:12,352 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-12-06 02:04:12,358 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 02:04:12,799 INFO L75 FloydHoareUtils]: For program point L36(lines 36 37) no Hoare annotation was computed. [2024-12-06 02:04:12,799 INFO L77 FloydHoareUtils]: At program point L119(lines 119 139) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((|ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ BitVec 32))) (and (= (bvand |ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ bv2147483647 32)) |ULTIMATE.start___ieee754_asinf_~ix~2#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))))) [2024-12-06 02:04:12,799 INFO L75 FloydHoareUtils]: For program point __ieee754_sqrtf_returnLabel#1(lines 19 84) no Hoare annotation was computed. [2024-12-06 02:04:12,800 INFO L75 FloydHoareUtils]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2024-12-06 02:04:12,800 INFO L75 FloydHoareUtils]: For program point L87-2(lines 87 91) no Hoare annotation was computed. [2024-12-06 02:04:12,800 INFO L77 FloydHoareUtils]: At program point __ieee754_asinf_returnLabel#1(lines 110 176) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (let ((.cse0 (let ((.cse1 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (fp.sub currentRoundingMode .cse1 .cse1)))) (fp.div currentRoundingMode .cse0 .cse0)) |ULTIMATE.start___ieee754_asinf_#res#1|)) [2024-12-06 02:04:12,800 INFO L75 FloydHoareUtils]: For program point L55-3(lines 55 64) no Hoare annotation was computed. [2024-12-06 02:04:12,800 INFO L77 FloydHoareUtils]: At program point L122(lines 122 139) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((|ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ BitVec 32))) (and (= (bvand |ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ bv2147483647 32)) |ULTIMATE.start___ieee754_asinf_~ix~2#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))))) [2024-12-06 02:04:12,800 INFO L75 FloydHoareUtils]: For program point L40(lines 40 44) no Hoare annotation was computed. [2024-12-06 02:04:12,800 INFO L75 FloydHoareUtils]: For program point L40-2(lines 40 44) no Hoare annotation was computed. [2024-12-06 02:04:12,800 INFO L77 FloydHoareUtils]: At program point L189(lines 189 192) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret15#1|) [2024-12-06 02:04:12,800 INFO L75 FloydHoareUtils]: For program point L156-1(lines 156 160) no Hoare annotation was computed. [2024-12-06 02:04:12,800 INFO L75 FloydHoareUtils]: For program point L156-2(lines 156 160) no Hoare annotation was computed. [2024-12-06 02:04:12,800 INFO L75 FloydHoareUtils]: For program point L24-1(lines 24 28) no Hoare annotation was computed. [2024-12-06 02:04:12,800 INFO L75 FloydHoareUtils]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2024-12-06 02:04:12,800 INFO L75 FloydHoareUtils]: For program point L24-4(lines 24 28) no Hoare annotation was computed. [2024-12-06 02:04:12,801 INFO L75 FloydHoareUtils]: For program point L41-3(lines 41 42) no Hoare annotation was computed. [2024-12-06 02:04:12,801 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 02:04:12,801 INFO L75 FloydHoareUtils]: For program point L190(line 190) no Hoare annotation was computed. [2024-12-06 02:04:12,801 INFO L75 FloydHoareUtils]: For program point L124(lines 124 139) no Hoare annotation was computed. [2024-12-06 02:04:12,801 INFO L75 FloydHoareUtils]: For program point L124-1(lines 124 139) no Hoare annotation was computed. [2024-12-06 02:04:12,801 INFO L75 FloydHoareUtils]: For program point L125(lines 125 138) no Hoare annotation was computed. [2024-12-06 02:04:12,801 INFO L75 FloydHoareUtils]: For program point L92(lines 92 96) no Hoare annotation was computed. [2024-12-06 02:04:12,801 INFO L75 FloydHoareUtils]: For program point L92-1(lines 92 96) no Hoare annotation was computed. [2024-12-06 02:04:12,801 INFO L75 FloydHoareUtils]: For program point L92-3(lines 92 96) no Hoare annotation was computed. [2024-12-06 02:04:12,801 INFO L75 FloydHoareUtils]: For program point L126(lines 126 127) no Hoare annotation was computed. [2024-12-06 02:04:12,801 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 178 195) the Hoare annotation is: true [2024-12-06 02:04:12,802 INFO L75 FloydHoareUtils]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2024-12-06 02:04:12,802 INFO L75 FloydHoareUtils]: For program point L78-2(lines 78 82) no Hoare annotation was computed. [2024-12-06 02:04:12,802 INFO L75 FloydHoareUtils]: For program point L78-4(lines 78 82) no Hoare annotation was computed. [2024-12-06 02:04:12,802 INFO L75 FloydHoareUtils]: For program point L161(lines 161 165) no Hoare annotation was computed. [2024-12-06 02:04:12,802 INFO L75 FloydHoareUtils]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2024-12-06 02:04:12,802 INFO L75 FloydHoareUtils]: For program point L161-3(lines 161 165) no Hoare annotation was computed. [2024-12-06 02:04:12,802 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:04:12,802 INFO L77 FloydHoareUtils]: At program point L113-1(lines 113 117) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-12-06 02:04:12,802 INFO L77 FloydHoareUtils]: At program point L113-2(lines 113 117) the Hoare annotation is: (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) [2024-12-06 02:04:12,802 INFO L77 FloydHoareUtils]: At program point L113-4(lines 113 117) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-12-06 02:04:12,802 INFO L75 FloydHoareUtils]: For program point L31(lines 31 32) no Hoare annotation was computed. [2024-12-06 02:04:12,803 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 190) no Hoare annotation was computed. [2024-12-06 02:04:12,803 INFO L75 FloydHoareUtils]: For program point L34(lines 34 35) no Hoare annotation was computed. [2024-12-06 02:04:12,803 INFO L75 FloydHoareUtils]: For program point L150(lines 150 171) no Hoare annotation was computed. [2024-12-06 02:04:12,803 INFO L75 FloydHoareUtils]: For program point L150-2(lines 110 176) no Hoare annotation was computed. [2024-12-06 02:04:12,808 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:04:12,811 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-12-06 02:04:12,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:04:12 ImpRootNode [2024-12-06 02:04:12,812 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:04:12,813 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:04:12,813 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:04:12,813 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:04:12,814 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:03:24" (3/4) ... [2024-12-06 02:04:12,816 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:04:12,823 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2024-12-06 02:04:12,823 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-06 02:04:12,823 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 02:04:12,824 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:04:12,890 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:04:12,890 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:04:12,890 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:04:12,891 INFO L158 Benchmark]: Toolchain (without parser) took 92985.54ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 35.9MB in the end (delta: 33.5MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2024-12-06 02:04:12,891 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:04:12,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.66ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 54.7MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:04:12,891 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.10ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 52.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:04:12,892 INFO L158 Benchmark]: Boogie Preprocessor took 35.43ms. Allocated memory is still 92.3MB. Free memory was 52.5MB in the beginning and 50.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:04:12,892 INFO L158 Benchmark]: RCFGBuilder took 44062.20ms. Allocated memory is still 92.3MB. Free memory was 50.4MB in the beginning and 50.1MB in the end (delta: 276.1kB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-12-06 02:04:12,892 INFO L158 Benchmark]: CodeCheck took 48537.27ms. Allocated memory is still 92.3MB. Free memory was 49.8MB in the beginning and 42.3MB in the end (delta: 7.5MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2024-12-06 02:04:12,893 INFO L158 Benchmark]: Witness Printer took 76.91ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 35.9MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:04:12,894 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 48.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 118 SdHoareTripleChecker+Valid, 75.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 71 SdHoareTripleChecker+Invalid, 73.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 31 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 107 IncrementalHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 31 mSolverCounterUnsat, 57 mSDtfsCounter, 107 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 280 GetRequests, 256 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 9 QuantifiedInterpolants, 198 SizeOfPredicates, 10 NumberOfNonLiveVariables, 196 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 190]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.66ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 54.7MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.10ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 52.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.43ms. Allocated memory is still 92.3MB. Free memory was 52.5MB in the beginning and 50.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 44062.20ms. Allocated memory is still 92.3MB. Free memory was 50.4MB in the beginning and 50.1MB in the end (delta: 276.1kB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * CodeCheck took 48537.27ms. Allocated memory is still 92.3MB. Free memory was 49.8MB in the beginning and 42.3MB in the end (delta: 7.5MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * Witness Printer took 76.91ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 35.9MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode RESULT: Ultimate proved your program to be correct! [2024-12-06 02:04:13,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ec2ebe-dae9-440b-8047-6e1147cce580/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE