[INFO] fetching crate plain 0.2.3...
[INFO] checking plain-0.2.3 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate plain 0.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate plain 0.2.3 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plain 0.2.3
[INFO] finished tweaking crates.io crate plain 0.2.3
[INFO] tweaked toml for crates.io crate plain 0.2.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1dfcdbb4d7ac3d38ed166288234c4bae9e550e5d5b8a6c6a494b3f20c6b93ab
[INFO] running `Command { std: "docker" "start" "-a" "e1dfcdbb4d7ac3d38ed166288234c4bae9e550e5d5b8a6c6a494b3f20c6b93ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1dfcdbb4d7ac3d38ed166288234c4bae9e550e5d5b8a6c6a494b3f20c6b93ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1dfcdbb4d7ac3d38ed166288234c4bae9e550e5d5b8a6c6a494b3f20c6b93ab", kill_on_drop: false }`
[INFO] [stdout] e1dfcdbb4d7ac3d38ed166288234c4bae9e550e5d5b8a6c6a494b3f20c6b93ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec3b6357c9d9116f9992d64b563778d5d3f56a895d97acaf75e03b1a2d79f475
[INFO] running `Command { std: "docker" "start" "-a" "ec3b6357c9d9116f9992d64b563778d5d3f56a895d97acaf75e03b1a2d79f475", kill_on_drop: false }`
[INFO] [stderr]     Checking plain v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/methods.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     try!(check_alignment::<T>(bytes));
[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/methods.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     try!(check_length::<T>(bytes, 1));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/methods.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     try!(check_alignment::<T>(bytes));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/methods.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     try!(check_length::<T>(bytes, len));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/methods.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 |     try!(check_alignment::<T>(bytes));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/methods.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     try!(check_length::<T>(bytes, 1));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/methods.rs:169:5
[INFO] [stdout]     |
[INFO] [stdout] 169 |     try!(check_alignment::<T>(bytes));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/methods.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     try!(check_length::<T>(bytes, len));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/methods.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     try!(check_alignment::<T>(bytes));
[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/methods.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     try!(check_length::<T>(bytes, 1));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/methods.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     try!(check_alignment::<T>(bytes));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/methods.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     try!(check_length::<T>(bytes, len));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/methods.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 |     try!(check_alignment::<T>(bytes));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/methods.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     try!(check_length::<T>(bytes, 1));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/methods.rs:169:5
[INFO] [stdout]     |
[INFO] [stdout] 169 |     try!(check_alignment::<T>(bytes));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/methods.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     try!(check_length::<T>(bytes, len));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "ec3b6357c9d9116f9992d64b563778d5d3f56a895d97acaf75e03b1a2d79f475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec3b6357c9d9116f9992d64b563778d5d3f56a895d97acaf75e03b1a2d79f475", kill_on_drop: false }`
[INFO] [stdout] ec3b6357c9d9116f9992d64b563778d5d3f56a895d97acaf75e03b1a2d79f475