[INFO] fetching crate serde-serialize-seed 0.0.10...
[INFO] building serde-serialize-seed-0.0.10 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate serde-serialize-seed 0.0.10 into /workspace/builds/worker-6-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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-serialize-seed 0.0.10 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phantom-type v0.5.2
[INFO] [stderr]   Downloaded litrs v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4cf0a5940564dc63f29523e3a09ec045fc5ba6b41b0c8fb2c429c0d306a1242
[INFO] running `Command { std: "docker" "start" "-a" "b4cf0a5940564dc63f29523e3a09ec045fc5ba6b41b0c8fb2c429c0d306a1242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4cf0a5940564dc63f29523e3a09ec045fc5ba6b41b0c8fb2c429c0d306a1242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4cf0a5940564dc63f29523e3a09ec045fc5ba6b41b0c8fb2c429c0d306a1242", kill_on_drop: false }`
[INFO] [stdout] b4cf0a5940564dc63f29523e3a09ec045fc5ba6b41b0c8fb2c429c0d306a1242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 026de0ac58f8fd37425f6b24831519b3ad8884e21f83a3797a9476b309b98d97
[INFO] running `Command { std: "docker" "start" "-a" "026de0ac58f8fd37425f6b24831519b3ad8884e21f83a3797a9476b309b98d97", kill_on_drop: false }`
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.3.1
[INFO] [stderr]    Compiling enum-ordinalize v4.3.0
[INFO] [stderr]    Compiling educe v0.6.0
[INFO] [stderr]    Compiling phantom-type v0.5.2
[INFO] [stderr]    Compiling serde-serialize-seed v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.47s
[INFO] running `Command { std: "docker" "inspect" "026de0ac58f8fd37425f6b24831519b3ad8884e21f83a3797a9476b309b98d97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "026de0ac58f8fd37425f6b24831519b3ad8884e21f83a3797a9476b309b98d97", kill_on_drop: false }`
[INFO] [stdout] 026de0ac58f8fd37425f6b24831519b3ad8884e21f83a3797a9476b309b98d97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d2ce36b46f871f9b7016ff6f34d5f11c47ba9135729f07641fca0d82f29512e
[INFO] running `Command { std: "docker" "start" "-a" "3d2ce36b46f871f9b7016ff6f34d5f11c47ba9135729f07641fca0d82f29512e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde-serialize-seed v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "3d2ce36b46f871f9b7016ff6f34d5f11c47ba9135729f07641fca0d82f29512e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2ce36b46f871f9b7016ff6f34d5f11c47ba9135729f07641fca0d82f29512e", kill_on_drop: false }`
[INFO] [stdout] 3d2ce36b46f871f9b7016ff6f34d5f11c47ba9135729f07641fca0d82f29512e