[INFO] fetching crate mnt 0.3.1...
[INFO] testing mnt-0.3.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate mnt 0.3.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mnt 0.3.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mnt 0.3.1
[INFO] finished tweaking crates.io crate mnt 0.3.1
[INFO] tweaked toml for crates.io crate mnt 0.3.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b4c5c7ff069093914fcffea8e358f06b1b64052a6ff27bd543e6e35d60970938
[INFO] running `"docker" "start" "-a" "b4c5c7ff069093914fcffea8e358f06b1b64052a6ff27bd543e6e35d60970938"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling mnt v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:116:19
[INFO] [stderr]     |
[INFO] [stderr] 116 |             spec: try!(tokens.next().ok_or(LineError::MissingSpec)).to_string(),
[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/parse.rs:118:28
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 let file = try!(tokens.next().ok_or(LineError::MissingFile));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |             vfstype: try!(tokens.next().ok_or(LineError::MissingVfstype)).to_string(),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:126:21
[INFO] [stderr]     |
[INFO] [stderr] 126 |             mntops: try!(tokens.next().ok_or(LineError::MissingMntops))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:130:28
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 let freq = try!(tokens.next().ok_or(LineError::MissingFreq));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:138:30
[INFO] [stderr]     |
[INFO] [stderr] 138 |                 let passno = try!(tokens.next().ok_or(LineError::MissingPassno));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:167:30
[INFO] [stderr]     |
[INFO] [stderr] 167 |     get_submounts_from(root, try!(MountIter::new_from_proc()))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:188:28
[INFO] [stderr]     |
[INFO] [stderr] 188 |     get_mount_from(target, try!(MountIter::new_from_proc()))
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:277:20
[INFO] [stderr]     |
[INFO] [stderr] 277 |         let file = try!(File::open(PROC_MOUNTS));
[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/error.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |         write!(out, "{}", self.description())
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "b4c5c7ff069093914fcffea8e358f06b1b64052a6ff27bd543e6e35d60970938"`
[INFO] running `"docker" "rm" "-f" "b4c5c7ff069093914fcffea8e358f06b1b64052a6ff27bd543e6e35d60970938"`
[INFO] [stdout] b4c5c7ff069093914fcffea8e358f06b1b64052a6ff27bd543e6e35d60970938
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8646e6466f70eaa3da32eeefbee48b860ce45ce0442a4078850ff8da64d88bd7
[INFO] running `"docker" "start" "-a" "8646e6466f70eaa3da32eeefbee48b860ce45ce0442a4078850ff8da64d88bd7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling mnt v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:116:19
[INFO] [stderr]     |
[INFO] [stderr] 116 |             spec: try!(tokens.next().ok_or(LineError::MissingSpec)).to_string(),
[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/parse.rs:118:28
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 let file = try!(tokens.next().ok_or(LineError::MissingFile));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |             vfstype: try!(tokens.next().ok_or(LineError::MissingVfstype)).to_string(),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:126:21
[INFO] [stderr]     |
[INFO] [stderr] 126 |             mntops: try!(tokens.next().ok_or(LineError::MissingMntops))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:130:28
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 let freq = try!(tokens.next().ok_or(LineError::MissingFreq));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:138:30
[INFO] [stderr]     |
[INFO] [stderr] 138 |                 let passno = try!(tokens.next().ok_or(LineError::MissingPassno));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:167:30
[INFO] [stderr]     |
[INFO] [stderr] 167 |     get_submounts_from(root, try!(MountIter::new_from_proc()))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:188:28
[INFO] [stderr]     |
[INFO] [stderr] 188 |     get_mount_from(target, try!(MountIter::new_from_proc()))
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:277:20
[INFO] [stderr]     |
[INFO] [stderr] 277 |         let file = try!(File::open(PROC_MOUNTS));
[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/error.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |         write!(out, "{}", self.description())
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:116:19
[INFO] [stderr]     |
[INFO] [stderr] 116 |             spec: try!(tokens.next().ok_or(LineError::MissingSpec)).to_string(),
[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/parse.rs:118:28
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 let file = try!(tokens.next().ok_or(LineError::MissingFile));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |             vfstype: try!(tokens.next().ok_or(LineError::MissingVfstype)).to_string(),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:126:21
[INFO] [stderr]     |
[INFO] [stderr] 126 |             mntops: try!(tokens.next().ok_or(LineError::MissingMntops))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:130:28
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 let freq = try!(tokens.next().ok_or(LineError::MissingFreq));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:138:30
[INFO] [stderr]     |
[INFO] [stderr] 138 |                 let passno = try!(tokens.next().ok_or(LineError::MissingPassno));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:167:30
[INFO] [stderr]     |
[INFO] [stderr] 167 |     get_submounts_from(root, try!(MountIter::new_from_proc()))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:188:28
[INFO] [stderr]     |
[INFO] [stderr] 188 |     get_mount_from(target, try!(MountIter::new_from_proc()))
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:277:20
[INFO] [stderr]     |
[INFO] [stderr] 277 |         let file = try!(File::open(PROC_MOUNTS));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parse.rs:452:79
[INFO] [stderr]     |
[INFO] [stderr] 452 |         let mut mounts = MountIter::new(buf.clone()).map(|m| m.ok().unwrap());;
[INFO] [stderr]     |                                                                               ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parse.rs:456:79
[INFO] [stderr]     |
[INFO] [stderr] 456 |         let mut mounts = MountIter::new(buf.clone()).map(|m| m.ok().unwrap());;
[INFO] [stderr]     |                                                                               ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parse.rs:460:79
[INFO] [stderr]     |
[INFO] [stderr] 460 |         let mut mounts = MountIter::new(buf.clone()).map(|m| m.ok().unwrap());;
[INFO] [stderr]     |                                                                               ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parse.rs:464:79
[INFO] [stderr]     |
[INFO] [stderr] 464 |         let mut mounts = MountIter::new(buf.clone()).map(|m| m.ok().unwrap());;
[INFO] [stderr]     |                                                                               ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |         write!(out, "{}", self.description())
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `"docker" "inspect" "8646e6466f70eaa3da32eeefbee48b860ce45ce0442a4078850ff8da64d88bd7"`
[INFO] running `"docker" "rm" "-f" "8646e6466f70eaa3da32eeefbee48b860ce45ce0442a4078850ff8da64d88bd7"`
[INFO] [stdout] 8646e6466f70eaa3da32eeefbee48b860ce45ce0442a4078850ff8da64d88bd7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0ed47a53a73ffc43666816258b958bd4a0296d7b0e4ef6f7014ccbbe5fa34abc
[INFO] running `"docker" "start" "-a" "0ed47a53a73ffc43666816258b958bd4a0296d7b0e4ef6f7014ccbbe5fa34abc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:116:19
[INFO] [stderr]     |
[INFO] [stderr] 116 |             spec: try!(tokens.next().ok_or(LineError::MissingSpec)).to_string(),
[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/parse.rs:118:28
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 let file = try!(tokens.next().ok_or(LineError::MissingFile));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |             vfstype: try!(tokens.next().ok_or(LineError::MissingVfstype)).to_string(),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:126:21
[INFO] [stderr]     |
[INFO] [stderr] 126 |             mntops: try!(tokens.next().ok_or(LineError::MissingMntops))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:130:28
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 let freq = try!(tokens.next().ok_or(LineError::MissingFreq));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:138:30
[INFO] [stderr]     |
[INFO] [stderr] 138 |                 let passno = try!(tokens.next().ok_or(LineError::MissingPassno));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:167:30
[INFO] [stderr]     |
[INFO] [stderr] 167 |     get_submounts_from(root, try!(MountIter::new_from_proc()))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:188:28
[INFO] [stderr]     |
[INFO] [stderr] 188 |     get_mount_from(target, try!(MountIter::new_from_proc()))
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:277:20
[INFO] [stderr]     |
[INFO] [stderr] 277 |         let file = try!(File::open(PROC_MOUNTS));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parse.rs:452:79
[INFO] [stderr]     |
[INFO] [stderr] 452 |         let mut mounts = MountIter::new(buf.clone()).map(|m| m.ok().unwrap());;
[INFO] [stderr]     |                                                                               ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parse.rs:456:79
[INFO] [stderr]     |
[INFO] [stderr] 456 |         let mut mounts = MountIter::new(buf.clone()).map(|m| m.ok().unwrap());;
[INFO] [stderr]     |                                                                               ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parse.rs:460:79
[INFO] [stderr]     |
[INFO] [stderr] 460 |         let mut mounts = MountIter::new(buf.clone()).map(|m| m.ok().unwrap());;
[INFO] [stderr]     |                                                                               ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parse.rs:464:79
[INFO] [stderr]     |
[INFO] [stderr] 464 |         let mut mounts = MountIter::new(buf.clone()).map(|m| m.ok().unwrap());;
[INFO] [stderr]     |                                                                               ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |         write!(out, "{}", self.description())
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:116:19
[INFO] [stderr]     |
[INFO] [stderr] 116 |             spec: try!(tokens.next().ok_or(LineError::MissingSpec)).to_string(),
[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/parse.rs:118:28
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 let file = try!(tokens.next().ok_or(LineError::MissingFile));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |             vfstype: try!(tokens.next().ok_or(LineError::MissingVfstype)).to_string(),
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:126:21
[INFO] [stderr]     |
[INFO] [stderr] 126 |             mntops: try!(tokens.next().ok_or(LineError::MissingMntops))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:130:28
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 let freq = try!(tokens.next().ok_or(LineError::MissingFreq));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:138:30
[INFO] [stderr]     |
[INFO] [stderr] 138 |                 let passno = try!(tokens.next().ok_or(LineError::MissingPassno));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:167:30
[INFO] [stderr]     |
[INFO] [stderr] 167 |     get_submounts_from(root, try!(MountIter::new_from_proc()))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:188:28
[INFO] [stderr]     |
[INFO] [stderr] 188 |     get_mount_from(target, try!(MountIter::new_from_proc()))
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:277:20
[INFO] [stderr]     |
[INFO] [stderr] 277 |         let file = try!(File::open(PROC_MOUNTS));
[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/error.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |         write!(out, "{}", self.description())
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mnt-d2e3dd2200fd89a4
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test parse::test::test_line_mntops ... ok
[INFO] [stdout] test parse::test::test_line_root ... ok
[INFO] [stdout] test parse::test::test_proc_mounts ... ok
[INFO] [stdout] test parse::test::test_path ... ok
[INFO] [stdout] test parse::test::test_proc_mounts_from ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mnt
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0ed47a53a73ffc43666816258b958bd4a0296d7b0e4ef6f7014ccbbe5fa34abc"`
[INFO] running `"docker" "rm" "-f" "0ed47a53a73ffc43666816258b958bd4a0296d7b0e4ef6f7014ccbbe5fa34abc"`
[INFO] [stdout] 0ed47a53a73ffc43666816258b958bd4a0296d7b0e4ef6f7014ccbbe5fa34abc