[INFO] fetching crate dupcheck 0.1.0...
[INFO] checking dupcheck-0.1.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate dupcheck 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dupcheck 0.1.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dupcheck 0.1.0
[INFO] finished tweaking crates.io crate dupcheck 0.1.0
[INFO] tweaked toml for crates.io crate dupcheck 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 37b9de67748eb387e5c655ce325d9371454904b48078853b6012b0d170e7bc58
[INFO] running `"docker" "start" "-a" "37b9de67748eb387e5c655ce325d9371454904b48078853b6012b0d170e7bc58"`
[INFO] [stderr]     Checking sha2 v0.1.2
[INFO] [stderr]     Checking dupcheck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utilities.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let file = try!(File::open(&self));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utilities.rs:21:24
[INFO] [stderr]    |
[INFO] [stderr] 21 |             let byte = try!(byte);
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utilities.rs:33:24
[INFO] [stderr]    |
[INFO] [stderr] 33 |             let read = try!(dirs[0].read_dir());
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utilities.rs:37:34
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let entry_path = try!(entry).path();
[INFO] [stderr]    |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utilities.rs:40:32
[INFO] [stderr]    |
[INFO] [stderr] 40 |                     let size = try!(entry_path.metadata()).len();
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utilities.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let file = try!(File::open(&self));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utilities.rs:21:24
[INFO] [stderr]    |
[INFO] [stderr] 21 |             let byte = try!(byte);
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utilities.rs:33:24
[INFO] [stderr]    |
[INFO] [stderr] 33 |             let read = try!(dirs[0].read_dir());
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utilities.rs:37:34
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 let entry_path = try!(entry).path();
[INFO] [stderr]    |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/utilities.rs:40:32
[INFO] [stderr]    |
[INFO] [stderr] 40 |                     let size = try!(entry_path.metadata()).len();
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                 format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:109:28
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let metadata = try_with_path!(file.metadata(), file);
[INFO] [stderr]     |                            ------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                   format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                      ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:114:33
[INFO] [stderr]     |
[INFO] [stderr] 114 |               let mut dir_files = try_with_path!(
[INFO] [stderr]     |  _________________________________-
[INFO] [stderr] 115 | |                 dir.files_within(Some(&sizes)),
[INFO] [stderr] 116 | |                 dir
[INFO] [stderr] 117 | |             );
[INFO] [stderr]     | |_____________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                 format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:134:28
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let metadata = try_with_path!(file.metadata(), file);
[INFO] [stderr]     |                            ------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                   format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                      ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:137:33
[INFO] [stderr]     |
[INFO] [stderr] 137 |               let mut dir_files = try_with_path!(
[INFO] [stderr]     |  _________________________________-
[INFO] [stderr] 138 | |                 parent.files_within(Some(&sizes)),
[INFO] [stderr] 139 | |                 parent
[INFO] [stderr] 140 | |             );
[INFO] [stderr]     | |_____________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                 format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:183:29
[INFO] [stderr]     |
[INFO] [stderr] 183 |         let mut dir_files = try_with_path!(dir.files_within(None), dir);
[INFO] [stderr]     |                             ------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                 format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:109:28
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let metadata = try_with_path!(file.metadata(), file);
[INFO] [stderr]     |                            ------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                   format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                      ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:114:33
[INFO] [stderr]     |
[INFO] [stderr] 114 |               let mut dir_files = try_with_path!(
[INFO] [stderr]     |  _________________________________-
[INFO] [stderr] 115 | |                 dir.files_within(Some(&sizes)),
[INFO] [stderr] 116 | |                 dir
[INFO] [stderr] 117 | |             );
[INFO] [stderr]     | |_____________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                 format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:229:24
[INFO] [stderr]     |
[INFO] [stderr] 229 |         let metadata = try_with_path!(file.metadata(), file);
[INFO] [stderr]     |                        ------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                 format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:245:24
[INFO] [stderr]     |
[INFO] [stderr] 245 |             let hash = try_with_path!(file.sha256(), file);
[INFO] [stderr]     |                        ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                 format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:134:28
[INFO] [stderr]     |
[INFO] [stderr] 134 |             let metadata = try_with_path!(file.metadata(), file);
[INFO] [stderr]     |                            ------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                   format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                      ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:137:33
[INFO] [stderr]     |
[INFO] [stderr] 137 |               let mut dir_files = try_with_path!(
[INFO] [stderr]     |  _________________________________-
[INFO] [stderr] 138 | |                 parent.files_within(Some(&sizes)),
[INFO] [stderr] 139 | |                 parent
[INFO] [stderr] 140 | |             );
[INFO] [stderr]     | |_____________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                 format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:183:29
[INFO] [stderr]     |
[INFO] [stderr] 183 |         let mut dir_files = try_with_path!(dir.files_within(None), dir);
[INFO] [stderr]     |                             ------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                 format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:229:24
[INFO] [stderr]     |
[INFO] [stderr] 229 |         let metadata = try_with_path!(file.metadata(), file);
[INFO] [stderr]     |                        ------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/macros.rs:9:52
[INFO] [stderr]     |
[INFO] [stderr] 9   |                 format!("{} ({})", $y.display(), e.description())
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:245:24
[INFO] [stderr]     |
[INFO] [stderr] 245 |             let hash = try_with_path!(file.sha256(), file);
[INFO] [stderr]     |                        ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> examples/duplicate-files.rs:48:55
[INFO] [stderr]    |
[INFO] [stderr] 48 |         println!("Error: {}", dup_result.unwrap_err().description());
[INFO] [stderr]    |                                                       ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> examples/duplicates-of.rs:64:55
[INFO] [stderr]    |
[INFO] [stderr] 64 |         println!("Error: {}", dup_result.unwrap_err().description());
[INFO] [stderr]    |                                                       ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> examples/duplicates-within.rs:46:55
[INFO] [stderr]    |
[INFO] [stderr] 46 |         println!("Error: {}", dup_result.unwrap_err().description());
[INFO] [stderr]    |                                                       ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `"docker" "inspect" "37b9de67748eb387e5c655ce325d9371454904b48078853b6012b0d170e7bc58"`
[INFO] running `"docker" "rm" "-f" "37b9de67748eb387e5c655ce325d9371454904b48078853b6012b0d170e7bc58"`
[INFO] [stdout] 37b9de67748eb387e5c655ce325d9371454904b48078853b6012b0d170e7bc58