[INFO] fetching crate fen 0.1.0...
[INFO] checking fen-0.1.0 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate fen 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fen 0.1.0 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fen 0.1.0
[INFO] finished tweaking crates.io crate fen 0.1.0
[INFO] tweaked toml for crates.io crate fen 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cbee671f7ebc79dcf6ca69c004cb3fff6e0224c2fbbfc452cdca74aaf4d8cd6
[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" "5cbee671f7ebc79dcf6ca69c004cb3fff6e0224c2fbbfc452cdca74aaf4d8cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cbee671f7ebc79dcf6ca69c004cb3fff6e0224c2fbbfc452cdca74aaf4d8cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cbee671f7ebc79dcf6ca69c004cb3fff6e0224c2fbbfc452cdca74aaf4d8cd6", kill_on_drop: false }`
[INFO] [stdout] 5cbee671f7ebc79dcf6ca69c004cb3fff6e0224c2fbbfc452cdca74aaf4d8cd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46517d1b0f0414dd548068cdd13105b1fae4131011dafbefe50d51cc5df3cda7
[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" "46517d1b0f0414dd548068cdd13105b1fae4131011dafbefe50d51cc5df3cda7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking fen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:118:22
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let pieces = try!(Self::parse_placement(parts[0]));
[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:119:28
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let side_to_play = try!(Self::parse_side_to_play(parts[1]));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |             try!(Self::parse_castling(parts[2]));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let en_passant_square = try!(Self::parse_en_passant(parts[3]));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:123:30
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let halfmove_clock = try!(Self::parse_halfmove(parts[4]));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:124:31
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let fullmove_number = try!(Self::parse_fullmove(parts[5]));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:154:25
[INFO] [stdout]     |
[INFO] [stdout] 154 |                         try!(Self::increment_file(&mut file, n as usize, pieces));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:118:22
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let pieces = try!(Self::parse_placement(parts[0]));
[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:119:28
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let side_to_play = try!(Self::parse_side_to_play(parts[1]));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |             try!(Self::parse_castling(parts[2]));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let en_passant_square = try!(Self::parse_en_passant(parts[3]));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:123:30
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let halfmove_clock = try!(Self::parse_halfmove(parts[4]));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:124:31
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let fullmove_number = try!(Self::parse_fullmove(parts[5]));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:154:25
[INFO] [stdout]     |
[INFO] [stdout] 154 |                         try!(Self::increment_file(&mut file, n as usize, pieces));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]    --> src/lib.rs:273:15
[INFO] [stdout]     |
[INFO] [stdout] 273 |         parts.connect(" ")
[INFO] [stdout]     |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]    --> src/lib.rs:273:15
[INFO] [stdout]     |
[INFO] [stdout] 273 |         parts.connect(" ")
[INFO] [stdout]     |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "46517d1b0f0414dd548068cdd13105b1fae4131011dafbefe50d51cc5df3cda7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46517d1b0f0414dd548068cdd13105b1fae4131011dafbefe50d51cc5df3cda7", kill_on_drop: false }`
[INFO] [stdout] 46517d1b0f0414dd548068cdd13105b1fae4131011dafbefe50d51cc5df3cda7