[INFO] fetching crate plain 0.2.3...
[INFO] checking plain-0.2.3 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate plain 0.2.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate plain 0.2.3 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", 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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05b56353e35c8a90244d066f2df9f4e17916e8eb706d9fbaf1a11ee1a307199e
[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" "05b56353e35c8a90244d066f2df9f4e17916e8eb706d9fbaf1a11ee1a307199e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05b56353e35c8a90244d066f2df9f4e17916e8eb706d9fbaf1a11ee1a307199e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b56353e35c8a90244d066f2df9f4e17916e8eb706d9fbaf1a11ee1a307199e", kill_on_drop: false }`
[INFO] [stdout] 05b56353e35c8a90244d066f2df9f4e17916e8eb706d9fbaf1a11ee1a307199e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13b4055cee29025a707b10a10e1efb237899e3b79171b912d74861e53e7cc215
[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" "13b4055cee29025a707b10a10e1efb237899e3b79171b912d74861e53e7cc215", 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: 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: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "13b4055cee29025a707b10a10e1efb237899e3b79171b912d74861e53e7cc215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13b4055cee29025a707b10a10e1efb237899e3b79171b912d74861e53e7cc215", kill_on_drop: false }`
[INFO] [stdout] 13b4055cee29025a707b10a10e1efb237899e3b79171b912d74861e53e7cc215