[INFO] fetching crate bfcomp 0.1.2...
[INFO] testing bfcomp-0.1.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate bfcomp 0.1.2 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate bfcomp 0.1.2 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bfcomp 0.1.2
[INFO] finished tweaking crates.io crate bfcomp 0.1.2
[INFO] tweaked toml for crates.io crate bfcomp 0.1.2 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate crates.io crate bfcomp 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fde798f1d961e8e55f872feb97a88eadb202cdfcb325d3beb669f18611051034
[INFO] running `Command { std: "docker" "start" "-a" "fde798f1d961e8e55f872feb97a88eadb202cdfcb325d3beb669f18611051034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fde798f1d961e8e55f872feb97a88eadb202cdfcb325d3beb669f18611051034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fde798f1d961e8e55f872feb97a88eadb202cdfcb325d3beb669f18611051034", kill_on_drop: false }`
[INFO] [stdout] fde798f1d961e8e55f872feb97a88eadb202cdfcb325d3beb669f18611051034
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4c10627617c63a2b95aa0d1e38d666f35d123e03dae2fd17666fb45acc7a7b3
[INFO] running `Command { std: "docker" "start" "-a" "b4c10627617c63a2b95aa0d1e38d666f35d123e03dae2fd17666fb45acc7a7b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bfcore v0.2.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling bfcomp v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `lang`
[INFO] [stdout]  --> src/input.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     lang: Lang,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lang`
[INFO] [stdout]  --> src/compiler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     lang: Lang,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.83s
[INFO] running `Command { std: "docker" "inspect" "b4c10627617c63a2b95aa0d1e38d666f35d123e03dae2fd17666fb45acc7a7b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4c10627617c63a2b95aa0d1e38d666f35d123e03dae2fd17666fb45acc7a7b3", kill_on_drop: false }`
[INFO] [stdout] b4c10627617c63a2b95aa0d1e38d666f35d123e03dae2fd17666fb45acc7a7b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73ba8c10ba579152b4365b707f7ecee3f743fac6e245bea1801929b712282768
[INFO] running `Command { std: "docker" "start" "-a" "73ba8c10ba579152b4365b707f7ecee3f743fac6e245bea1801929b712282768", kill_on_drop: false }`
[INFO] [stderr]    Compiling bfcomp v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `lang`
[INFO] [stdout]  --> src/input.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     lang: Lang,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lang`
[INFO] [stdout]  --> src/compiler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     lang: Lang,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lang`
[INFO] [stdout]  --> src/input.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     lang: Lang,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lang`
[INFO] [stdout]  --> src/compiler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     lang: Lang,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "73ba8c10ba579152b4365b707f7ecee3f743fac6e245bea1801929b712282768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ba8c10ba579152b4365b707f7ecee3f743fac6e245bea1801929b712282768", kill_on_drop: false }`
[INFO] [stdout] 73ba8c10ba579152b4365b707f7ecee3f743fac6e245bea1801929b712282768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ea214e92f0037c102e47ae438c51cdc077399dacac52bda11efb85bf6ecf477
[INFO] running `Command { std: "docker" "start" "-a" "8ea214e92f0037c102e47ae438c51cdc077399dacac52bda11efb85bf6ecf477", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `lang`
[INFO] [stderr]  --> src/input.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     lang: Lang,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `lang`
[INFO] [stderr]  --> src/compiler.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     lang: Lang,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bfcomp` (lib) generated 2 warnings
[INFO] [stderr] warning: `bfcomp` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bfcomp-49d30c59d053d2d1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bfcomp-6df4b3d4e5449edc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bfcomp
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8ea214e92f0037c102e47ae438c51cdc077399dacac52bda11efb85bf6ecf477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ea214e92f0037c102e47ae438c51cdc077399dacac52bda11efb85bf6ecf477", kill_on_drop: false }`
[INFO] [stdout] 8ea214e92f0037c102e47ae438c51cdc077399dacac52bda11efb85bf6ecf477