[INFO] fetching crate yaml2json-rs-bin 0.2.8...
[INFO] checking yaml2json-rs-bin-0.2.8 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate yaml2json-rs-bin 0.2.8 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate yaml2json-rs-bin 0.2.8 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaml2json-rs-bin 0.2.8
[INFO] finished tweaking crates.io crate yaml2json-rs-bin 0.2.8
[INFO] tweaked toml for crates.io crate yaml2json-rs-bin 0.2.8 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate yaml2json-rs-bin 0.2.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yaml-split v0.2.8
[INFO] [stderr]   Downloaded yaml2json-rs v0.2.8
[INFO] [stderr]   Downloaded anyhow v1.0.36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0eb22cba638712e2376a91a6e265435c7f351d8f098d0800886f6c2e0ec867a3
[INFO] running `Command { std: "docker" "start" "-a" "0eb22cba638712e2376a91a6e265435c7f351d8f098d0800886f6c2e0ec867a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0eb22cba638712e2376a91a6e265435c7f351d8f098d0800886f6c2e0ec867a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eb22cba638712e2376a91a6e265435c7f351d8f098d0800886f6c2e0ec867a3", kill_on_drop: false }`
[INFO] [stdout] 0eb22cba638712e2376a91a6e265435c7f351d8f098d0800886f6c2e0ec867a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f2121517c1905d426d878eeba9883360170627b134a1a16b67274f5d2f47093
[INFO] running `Command { std: "docker" "start" "-a" "5f2121517c1905d426d878eeba9883360170627b134a1a16b67274f5d2f47093", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling anyhow v1.0.36
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking yaml2json-rs v0.2.8
[INFO] [stderr]     Checking yaml-split v0.2.8
[INFO] [stderr]     Checking yaml2json-rs-bin v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.80s
[INFO] running `Command { std: "docker" "inspect" "5f2121517c1905d426d878eeba9883360170627b134a1a16b67274f5d2f47093", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f2121517c1905d426d878eeba9883360170627b134a1a16b67274f5d2f47093", kill_on_drop: false }`
[INFO] [stdout] 5f2121517c1905d426d878eeba9883360170627b134a1a16b67274f5d2f47093