[INFO] fetching crate json_config 0.1.4...
[INFO] testing json_config-0.1.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate json_config 0.1.4 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate json_config 0.1.4 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 json_config 0.1.4
[INFO] finished tweaking crates.io crate json_config 0.1.4
[INFO] tweaked toml for crates.io crate json_config 0.1.4 written to /workspace/builds/worker-17/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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 7a5b759a408bbc3588cfe458a16746634aa3c26818980d0677799b5cec79e7c2
[INFO] running `Command { std: "docker" "start" "-a" "7a5b759a408bbc3588cfe458a16746634aa3c26818980d0677799b5cec79e7c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a5b759a408bbc3588cfe458a16746634aa3c26818980d0677799b5cec79e7c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a5b759a408bbc3588cfe458a16746634aa3c26818980d0677799b5cec79e7c2", kill_on_drop: false }`
[INFO] [stdout] 7a5b759a408bbc3588cfe458a16746634aa3c26818980d0677799b5cec79e7c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] df229609929ff8be6b3f7b803d7ec519c7c7c805d1ce890cae9db8da2ac54438
[INFO] running `Command { std: "docker" "start" "-a" "df229609929ff8be6b3f7b803d7ec519c7c7c805d1ce890cae9db8da2ac54438", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling json_config v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.60s
[INFO] running `Command { std: "docker" "inspect" "df229609929ff8be6b3f7b803d7ec519c7c7c805d1ce890cae9db8da2ac54438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df229609929ff8be6b3f7b803d7ec519c7c7c805d1ce890cae9db8da2ac54438", kill_on_drop: false }`
[INFO] [stdout] df229609929ff8be6b3f7b803d7ec519c7c7c805d1ce890cae9db8da2ac54438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 0730880732a02fe7c47be970f9f9e22d00aa71fdb886048c419ceef010478cc6
[INFO] running `Command { std: "docker" "start" "-a" "0730880732a02fe7c47be970f9f9e22d00aa71fdb886048c419ceef010478cc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_config v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "0730880732a02fe7c47be970f9f9e22d00aa71fdb886048c419ceef010478cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0730880732a02fe7c47be970f9f9e22d00aa71fdb886048c419ceef010478cc6", kill_on_drop: false }`
[INFO] [stdout] 0730880732a02fe7c47be970f9f9e22d00aa71fdb886048c419ceef010478cc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 854d7b1ef6b6afec250f755432e11c1c818e87c492cf7abeda8cd92a2a075786
[INFO] running `Command { std: "docker" "start" "-a" "854d7b1ef6b6afec250f755432e11c1c818e87c492cf7abeda8cd92a2a075786", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_config-d313cf216e508ad0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json_config
[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" "854d7b1ef6b6afec250f755432e11c1c818e87c492cf7abeda8cd92a2a075786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "854d7b1ef6b6afec250f755432e11c1c818e87c492cf7abeda8cd92a2a075786", kill_on_drop: false }`
[INFO] [stdout] 854d7b1ef6b6afec250f755432e11c1c818e87c492cf7abeda8cd92a2a075786