[INFO] fetching crate latin 0.1.7...
[INFO] checking latin-0.1.7 against beta for pr-78714
[INFO] extracting crate latin 0.1.7 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate latin 0.1.7 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate latin 0.1.7
[INFO] finished tweaking crates.io crate latin 0.1.7
[INFO] tweaked toml for crates.io crate latin 0.1.7 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c66bf38d2405db9d0baff5c75d974b00206fe629d6fbe4c5493770ca00618d36
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c66bf38d2405db9d0baff5c75d974b00206fe629d6fbe4c5493770ca00618d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c66bf38d2405db9d0baff5c75d974b00206fe629d6fbe4c5493770ca00618d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c66bf38d2405db9d0baff5c75d974b00206fe629d6fbe4c5493770ca00618d36", kill_on_drop: false }`
[INFO] [stdout] c66bf38d2405db9d0baff5c75d974b00206fe629d6fbe4c5493770ca00618d36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 495817038df4e8dc166ce6c4d68fead565d28d348f70714cba78c130bb51763d
[INFO] running `Command { std: "docker" "start" "-a" "495817038df4e8dc166ce6c4d68fead565d28d348f70714cba78c130bb51763d", kill_on_drop: false }`
[INFO] [stderr]     Checking latin v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         try!(file.write_all(line.as_ref()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         try!(file.write_all(LINE_SEP));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:64:20
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:83:20
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     try!(file.write_all(contents.as_ref()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:99:16
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/file.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     try!(file.read_to_end(&mut out));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/file.rs:154:16
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:42:18
[INFO] [stdout]    |
[INFO] [stdout] 42 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if try!(entry.file_type()).is_file() { 
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:62:18
[INFO] [stdout]    |
[INFO] [stdout] 62 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |         if try!(entry.file_type()).is_dir() {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let file = try!(OpenOptions::new().write(true).create(true).truncate(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         try!(file.write_all(line.as_ref()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         try!(file.write_all(LINE_SEP));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:64:20
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:83:20
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let mut file = try!(OpenOptions::new().write(true).create(true).append(true).open(path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     try!(file.write_all(contents.as_ref()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:99:16
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/file.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     try!(file.read_to_end(&mut out));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/file.rs:154:16
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let file = try!(OpenOptions::new().read(true).open(path));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:42:18
[INFO] [stdout]    |
[INFO] [stdout] 42 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if try!(entry.file_type()).is_file() { 
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:62:18
[INFO] [stdout]    |
[INFO] [stdout] 62 |     for entry in try!(read_dir(path)) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let entry = try!(entry);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/directory.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |         if try!(entry.file_type()).is_dir() {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "495817038df4e8dc166ce6c4d68fead565d28d348f70714cba78c130bb51763d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495817038df4e8dc166ce6c4d68fead565d28d348f70714cba78c130bb51763d", kill_on_drop: false }`
[INFO] [stdout] 495817038df4e8dc166ce6c4d68fead565d28d348f70714cba78c130bb51763d