[INFO] fetching crate sp-serializer 3.0.0...
[INFO] checking sp-serializer-3.0.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate sp-serializer 3.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate sp-serializer 3.0.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sp-serializer 3.0.0
[INFO] finished tweaking crates.io crate sp-serializer 3.0.0
[INFO] tweaked toml for crates.io crate sp-serializer 3.0.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 429b6e2acee1f610cd0de61e4b2b0cb5e22cf065cbc29e32508be06f03b1458a
[INFO] running `Command { std: "docker" "start" "-a" "429b6e2acee1f610cd0de61e4b2b0cb5e22cf065cbc29e32508be06f03b1458a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "429b6e2acee1f610cd0de61e4b2b0cb5e22cf065cbc29e32508be06f03b1458a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "429b6e2acee1f610cd0de61e4b2b0cb5e22cf065cbc29e32508be06f03b1458a", kill_on_drop: false }`
[INFO] [stdout] 429b6e2acee1f610cd0de61e4b2b0cb5e22cf065cbc29e32508be06f03b1458a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d9da5bcc253a387786be56baa4ac8438ffc58936ea619a75eec6e6bf3ab98f7
[INFO] running `Command { std: "docker" "start" "-a" "8d9da5bcc253a387786be56baa4ac8438ffc58936ea619a75eec6e6bf3ab98f7", kill_on_drop: false }`
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking sp-serializer v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "8d9da5bcc253a387786be56baa4ac8438ffc58936ea619a75eec6e6bf3ab98f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d9da5bcc253a387786be56baa4ac8438ffc58936ea619a75eec6e6bf3ab98f7", kill_on_drop: false }`
[INFO] [stdout] 8d9da5bcc253a387786be56baa4ac8438ffc58936ea619a75eec6e6bf3ab98f7