[INFO] fetching crate tokio-jsoncodec 0.1.0...
[INFO] testing tokio-jsoncodec-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate tokio-jsoncodec 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tokio-jsoncodec 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-jsoncodec 0.1.0
[INFO] finished tweaking crates.io crate tokio-jsoncodec 0.1.0
[INFO] tweaked toml for crates.io crate tokio-jsoncodec 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "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-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19547e1bae72e37bac2bfcdc6664c6ac7e155f6c4f849818184856bccd066d81
[INFO] running `Command { std: "docker" "start" "-a" "19547e1bae72e37bac2bfcdc6664c6ac7e155f6c4f849818184856bccd066d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19547e1bae72e37bac2bfcdc6664c6ac7e155f6c4f849818184856bccd066d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19547e1bae72e37bac2bfcdc6664c6ac7e155f6c4f849818184856bccd066d81", kill_on_drop: false }`
[INFO] [stdout] 19547e1bae72e37bac2bfcdc6664c6ac7e155f6c4f849818184856bccd066d81
[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=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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41f9220308a1b8a4d71f810e3fcd2fbadf978907c9a1cac9db1c8b1a12ee7878
[INFO] running `Command { std: "docker" "start" "-a" "41f9220308a1b8a4d71f810e3fcd2fbadf978907c9a1cac9db1c8b1a12ee7878", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tokio-jsoncodec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "41f9220308a1b8a4d71f810e3fcd2fbadf978907c9a1cac9db1c8b1a12ee7878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f9220308a1b8a4d71f810e3fcd2fbadf978907c9a1cac9db1c8b1a12ee7878", kill_on_drop: false }`
[INFO] [stdout] 41f9220308a1b8a4d71f810e3fcd2fbadf978907c9a1cac9db1c8b1a12ee7878
[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=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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 515694ba768d465ef18847ba69d678d2a94a7564ce949faf4f91e042cd2bd930
[INFO] running `Command { std: "docker" "start" "-a" "515694ba768d465ef18847ba69d678d2a94a7564ce949faf4f91e042cd2bd930", kill_on_drop: false }`
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling tokio-jsoncodec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "515694ba768d465ef18847ba69d678d2a94a7564ce949faf4f91e042cd2bd930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515694ba768d465ef18847ba69d678d2a94a7564ce949faf4f91e042cd2bd930", kill_on_drop: false }`
[INFO] [stdout] 515694ba768d465ef18847ba69d678d2a94a7564ce949faf4f91e042cd2bd930
[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=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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d3e4b2a1874afe1180b1c01514f3bfa7d47e6a87560226596d3e433e018d89d5
[INFO] running `Command { std: "docker" "start" "-a" "d3e4b2a1874afe1180b1c01514f3bfa7d47e6a87560226596d3e433e018d89d5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_jsoncodec-924ac9c7ab80a898)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::decode ... ok
[INFO] [stdout] test tests::decode_empty ... ok
[INFO] [stdout] test tests::decode_eof_trailing_whitespae ... ok
[INFO] [stdout] test tests::encode ... ok
[INFO] [stdout] test tests::encode_pretty ... ok
[INFO] [stdout] test tests::decode_err ... ok
[INFO] [stdout] test tests::decode_partial ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-jsoncodec
[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" "d3e4b2a1874afe1180b1c01514f3bfa7d47e6a87560226596d3e433e018d89d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e4b2a1874afe1180b1c01514f3bfa7d47e6a87560226596d3e433e018d89d5", kill_on_drop: false }`
[INFO] [stdout] d3e4b2a1874afe1180b1c01514f3bfa7d47e6a87560226596d3e433e018d89d5