[INFO] crate reverse_io 0.0.5 is already in cache
[INFO] checking reverse_io-0.0.5 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate reverse_io 0.0.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate reverse_io 0.0.5 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate reverse_io 0.0.5
[INFO] finished tweaking crates.io crate reverse_io 0.0.5
[INFO] tweaked toml for crates.io crate reverse_io 0.0.5 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 8e9212c587b6198bc599fd2a6c0304098d9e11abb42bad35b68812ad36dc4cbc
[INFO] running `"docker" "start" "-a" "8e9212c587b6198bc599fd2a6c0304098d9e11abb42bad35b68812ad36dc4cbc"`
[INFO] [stderr]     Checking reverse_io v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/lib.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 |         let pos = try!(self.0.seek(SeekFrom::Current(0)));
[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/lib.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 |         let n_pos = try!(self.0.seek(SeekFrom::Current(t_dist)));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:13:18
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let ct = try!(self.0.read(&mut buf[..dist]));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         try!(self.0.seek(SeekFrom::Start(n_pos)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:24:19
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let pos = try!(self.0.seek(SeekFrom::Current(0)));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:26:23
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let new_pos = try!(self.0.seek(SeekFrom::Current(-seek_goal)));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         try!(self.0.write_all(&r_buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |         try!(self.0.seek(SeekFrom::Start(new_pos)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:60:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let u_res = try!(self.0.seek(real_pos));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:62:19
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let cur = try!(self.0.seek(SeekFrom::Current(0)));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:63:19
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let end = try!(self.0.seek(SeekFrom::End(0)));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         try!(self.0.seek(SeekFrom::Start(cur)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/lib.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 |         let pos = try!(self.0.seek(SeekFrom::Current(0)));
[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/lib.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 |         let n_pos = try!(self.0.seek(SeekFrom::Current(t_dist)));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:13:18
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let ct = try!(self.0.read(&mut buf[..dist]));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         try!(self.0.seek(SeekFrom::Start(n_pos)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:24:19
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let pos = try!(self.0.seek(SeekFrom::Current(0)));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:26:23
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let new_pos = try!(self.0.seek(SeekFrom::Current(-seek_goal)));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         try!(self.0.write_all(&r_buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |         try!(self.0.seek(SeekFrom::Start(new_pos)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:60:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let u_res = try!(self.0.seek(real_pos));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:62:19
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let cur = try!(self.0.seek(SeekFrom::Current(0)));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:63:19
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let end = try!(self.0.seek(SeekFrom::End(0)));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         try!(self.0.seek(SeekFrom::Start(cur)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "8e9212c587b6198bc599fd2a6c0304098d9e11abb42bad35b68812ad36dc4cbc"`
[INFO] running `"docker" "rm" "-f" "8e9212c587b6198bc599fd2a6c0304098d9e11abb42bad35b68812ad36dc4cbc"`
[INFO] [stdout] 8e9212c587b6198bc599fd2a6c0304098d9e11abb42bad35b68812ad36dc4cbc