[INFO] fetching crate serde-serialize-seed 0.0.10...
[INFO] checking serde-serialize-seed-0.0.10 against master#ff647322379c48947c196639599067665ff9eb88 for pr-151539-1
[INFO] extracting crate serde-serialize-seed 0.0.10 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate serde-serialize-seed 0.0.10
[INFO] finished tweaking crates.io crate serde-serialize-seed 0.0.10
[INFO] tweaked toml for crates.io crate serde-serialize-seed 0.0.10 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-serialize-seed 0.0.10 on toolchain ff647322379c48947c196639599067665ff9eb88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phantom-type v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b8c9ba7819db9a1d9a5ecfa32d5edb3481f151f06aacd0a1b69d1b29bf61e2a0
[INFO] running `Command { std: "docker" "start" "b8c9ba7819db9a1d9a5ecfa32d5edb3481f151f06aacd0a1b69d1b29bf61e2a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b8c9ba7819db9a1d9a5ecfa32d5edb3481f151f06aacd0a1b69d1b29bf61e2a0" "/opt/rustwide/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8c9ba7819db9a1d9a5ecfa32d5edb3481f151f06aacd0a1b69d1b29bf61e2a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b8c9ba7819db9a1d9a5ecfa32d5edb3481f151f06aacd0a1b69d1b29bf61e2a0" "/opt/rustwide/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.3.2
[INFO] [stderr]    Compiling enum-ordinalize v4.3.2
[INFO] [stderr]    Compiling educe v0.6.0
[INFO] [stderr]     Checking phantom-type v0.5.2
[INFO] [stderr]     Checking serde-serialize-seed v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.68s
[INFO] running `Command { std: "docker" "inspect" "b8c9ba7819db9a1d9a5ecfa32d5edb3481f151f06aacd0a1b69d1b29bf61e2a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c9ba7819db9a1d9a5ecfa32d5edb3481f151f06aacd0a1b69d1b29bf61e2a0", kill_on_drop: false }`
[INFO] [stdout] b8c9ba7819db9a1d9a5ecfa32d5edb3481f151f06aacd0a1b69d1b29bf61e2a0
