[INFO] fetching crate err-per-field-derive 0.1.0...
[INFO] testing err-per-field-derive-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate err-per-field-derive 0.1.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate err-per-field-derive 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate err-per-field-derive 0.1.0
[INFO] finished tweaking crates.io crate err-per-field-derive 0.1.0
[INFO] tweaked toml for crates.io crate err-per-field-derive 0.1.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cb06c81020fad34f21cc0d7bca6ccb297a1ea2ede838ce2509b3f9507ff5c5c
[INFO] running `Command { std: "docker" "start" "-a" "5cb06c81020fad34f21cc0d7bca6ccb297a1ea2ede838ce2509b3f9507ff5c5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cb06c81020fad34f21cc0d7bca6ccb297a1ea2ede838ce2509b3f9507ff5c5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cb06c81020fad34f21cc0d7bca6ccb297a1ea2ede838ce2509b3f9507ff5c5c", kill_on_drop: false }`
[INFO] [stdout] 5cb06c81020fad34f21cc0d7bca6ccb297a1ea2ede838ce2509b3f9507ff5c5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cce5a5401db9c7972a528407e35774ee2781b0ff9649668e32d92e3d69e269a
[INFO] running `Command { std: "docker" "start" "-a" "2cce5a5401db9c7972a528407e35774ee2781b0ff9649668e32d92e3d69e269a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling err-per-field-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.60s
[INFO] running `Command { std: "docker" "inspect" "2cce5a5401db9c7972a528407e35774ee2781b0ff9649668e32d92e3d69e269a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cce5a5401db9c7972a528407e35774ee2781b0ff9649668e32d92e3d69e269a", kill_on_drop: false }`
[INFO] [stdout] 2cce5a5401db9c7972a528407e35774ee2781b0ff9649668e32d92e3d69e269a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f1e6a352ba458944c24ba7a8875b786306fbbb49761fedc5b4eef86641464a6
[INFO] running `Command { std: "docker" "start" "-a" "7f1e6a352ba458944c24ba7a8875b786306fbbb49761fedc5b4eef86641464a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling err-per-field-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `Command { std: "docker" "inspect" "7f1e6a352ba458944c24ba7a8875b786306fbbb49761fedc5b4eef86641464a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f1e6a352ba458944c24ba7a8875b786306fbbb49761fedc5b4eef86641464a6", kill_on_drop: false }`
[INFO] [stdout] 7f1e6a352ba458944c24ba7a8875b786306fbbb49761fedc5b4eef86641464a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4fefeb0e4866e9a6bae5a04d4bae081d5b76e82ec305bc4d49cf482e06e91312
[INFO] running `Command { std: "docker" "start" "-a" "4fefeb0e4866e9a6bae5a04d4bae081d5b76e82ec305bc4d49cf482e06e91312", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/err_per_field_derive-f5ea88736e57162d)
[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 err-per-field-derive
[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" "4fefeb0e4866e9a6bae5a04d4bae081d5b76e82ec305bc4d49cf482e06e91312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fefeb0e4866e9a6bae5a04d4bae081d5b76e82ec305bc4d49cf482e06e91312", kill_on_drop: false }`
[INFO] [stdout] 4fefeb0e4866e9a6bae5a04d4bae081d5b76e82ec305bc4d49cf482e06e91312