[INFO] fetching crate holochain_json_derive 0.0.51...
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] crate holochain_json_derive 0.0.51 is already in cache
[INFO] checking holochain_json_derive-0.0.51 against try#7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e for pr-99880
[INFO] extracting crate holochain_json_derive 0.0.51 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate holochain_json_derive 0.0.51 on toolchain 7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate holochain_json_derive 0.0.51
[INFO] finished tweaking crates.io crate holochain_json_derive 0.0.51
[INFO] tweaked toml for crates.io crate holochain_json_derive 0.0.51 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "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" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24518b4895d814bb2fcff8d57aa4e575b3b7fb14aa77942bfac43250da9c0a66
[INFO] running `Command { std: "docker" "start" "-a" "24518b4895d814bb2fcff8d57aa4e575b3b7fb14aa77942bfac43250da9c0a66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24518b4895d814bb2fcff8d57aa4e575b3b7fb14aa77942bfac43250da9c0a66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24518b4895d814bb2fcff8d57aa4e575b3b7fb14aa77942bfac43250da9c0a66", kill_on_drop: false }`
[INFO] [stdout] 24518b4895d814bb2fcff8d57aa4e575b3b7fb14aa77942bfac43250da9c0a66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+7b91cbfbcf4c73b95e666e0f8972d2f7262ce27e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c43386f17b1f2e9a88ea2431854b5672a4f5f1798379cbf76a1ac014e13eb5a
[INFO] running `Command { std: "docker" "start" "-a" "3c43386f17b1f2e9a88ea2431854b5672a4f5f1798379cbf76a1ac014e13eb5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking unicode-ident v1.0.3
[INFO] [stderr]    Compiling serde v1.0.142
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking holochain_json_derive v0.0.51 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.76s
[INFO] running `Command { std: "docker" "inspect" "3c43386f17b1f2e9a88ea2431854b5672a4f5f1798379cbf76a1ac014e13eb5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c43386f17b1f2e9a88ea2431854b5672a4f5f1798379cbf76a1ac014e13eb5a", kill_on_drop: false }`
[INFO] [stdout] 3c43386f17b1f2e9a88ea2431854b5672a4f5f1798379cbf76a1ac014e13eb5a