[INFO] fetching crate ng-log 0.1.1...
[INFO] checking ng-log-0.1.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate ng-log 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ng-log 0.1.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ng-log 0.1.1
[INFO] finished tweaking crates.io crate ng-log 0.1.1
[INFO] tweaked toml for crates.io crate ng-log 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9453a72919137f6e5bc1eb805e8d9f414957373287a1a64516315d66eb6d208
[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" "e9453a72919137f6e5bc1eb805e8d9f414957373287a1a64516315d66eb6d208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9453a72919137f6e5bc1eb805e8d9f414957373287a1a64516315d66eb6d208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9453a72919137f6e5bc1eb805e8d9f414957373287a1a64516315d66eb6d208", kill_on_drop: false }`
[INFO] [stdout] e9453a72919137f6e5bc1eb805e8d9f414957373287a1a64516315d66eb6d208
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] 11154966860bbfea50f0a446b35438461fc3ed4e26f5866e90d14b8ae5da9c4e
[INFO] running `Command { std: "docker" "start" "-a" "11154966860bbfea50f0a446b35438461fc3ed4e26f5866e90d14b8ae5da9c4e", kill_on_drop: false }`
[INFO] [stderr]     Checking ng-log v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:103:3
[INFO] [stdout]     |
[INFO] [stdout] 103 |         try!(reader.read_to_end(&mut data));
[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/lib.rs:104:23
[INFO] [stdout]     |
[INFO] [stdout] 104 |         NgLog::from_string(&try!(String::from_utf8(data).map_err(|e|
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:120:3
[INFO] [stdout]     |
[INFO] [stdout] 120 |         try!(reader.read_to_end(&mut data));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:129:23
[INFO] [stdout]     |
[INFO] [stdout] 129 |         NgLog::from_string(&try!(String::from_utf8(decoded).map_err(|e|
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:143:16
[INFO] [stdout]     |
[INFO] [stdout] 143 |             let event = try!(NgEvent::from_string(&String::from(line)));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:103:3
[INFO] [stdout]     |
[INFO] [stdout] 103 |         try!(reader.read_to_end(&mut data));
[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/lib.rs:104:23
[INFO] [stdout]     |
[INFO] [stdout] 104 |         NgLog::from_string(&try!(String::from_utf8(data).map_err(|e|
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:120:3
[INFO] [stdout]     |
[INFO] [stdout] 120 |         try!(reader.read_to_end(&mut data));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:129:23
[INFO] [stdout]     |
[INFO] [stdout] 129 |         NgLog::from_string(&try!(String::from_utf8(decoded).map_err(|e|
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:143:16
[INFO] [stdout]     |
[INFO] [stdout] 143 |             let event = try!(NgEvent::from_string(&String::from(line)));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "11154966860bbfea50f0a446b35438461fc3ed4e26f5866e90d14b8ae5da9c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11154966860bbfea50f0a446b35438461fc3ed4e26f5866e90d14b8ae5da9c4e", kill_on_drop: false }`
[INFO] [stdout] 11154966860bbfea50f0a446b35438461fc3ed4e26f5866e90d14b8ae5da9c4e