[INFO] cloning repository https://github.com/EnsicoinDevs/ensicoin-serializer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EnsicoinDevs/ensicoin-serializer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnsicoinDevs%2Fensicoin-serializer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnsicoinDevs%2Fensicoin-serializer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e16c70654685c398ab909f3590e6d190459dc89
[INFO] checking EnsicoinDevs/ensicoin-serializer against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEnsicoinDevs%2Fensicoin-serializer" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EnsicoinDevs/ensicoin-serializer on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EnsicoinDevs/ensicoin-serializer
[INFO] finished tweaking git repo https://github.com/EnsicoinDevs/ensicoin-serializer
[INFO] tweaked toml for git repo https://github.com/EnsicoinDevs/ensicoin-serializer written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/EnsicoinDevs/ensicoin-serializer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b8babd38eb14eac2ae71835cdd7c8104c5b47e25c6606789e929ea8184ec740
[INFO] running `Command { std: "docker" "start" "-a" "5b8babd38eb14eac2ae71835cdd7c8104c5b47e25c6606789e929ea8184ec740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b8babd38eb14eac2ae71835cdd7c8104c5b47e25c6606789e929ea8184ec740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b8babd38eb14eac2ae71835cdd7c8104c5b47e25c6606789e929ea8184ec740", kill_on_drop: false }`
[INFO] [stdout] 5b8babd38eb14eac2ae71835cdd7c8104c5b47e25c6606789e929ea8184ec740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 747d6a68f1fae8a91f142ec3f62942e5eb6877fc9026d4a03ab8ff8f58aa62ab
[INFO] running `Command { std: "docker" "start" "-a" "747d6a68f1fae8a91f142ec3f62942e5eb6877fc9026d4a03ab8ff8f58aa62ab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking ensicoin_serializer v2.0.7
[INFO] [stderr]     Checking ensicoin_serializer v2.0.9 (/opt/rustwide/workdir/ensicoin-serializer)
[INFO] [stderr]     Checking ensicoin_serializer_derive v0.2.7 (/opt/rustwide/workdir/ensicoin_serializer_derive)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.34s
[INFO] running `Command { std: "docker" "inspect" "747d6a68f1fae8a91f142ec3f62942e5eb6877fc9026d4a03ab8ff8f58aa62ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "747d6a68f1fae8a91f142ec3f62942e5eb6877fc9026d4a03ab8ff8f58aa62ab", kill_on_drop: false }`
[INFO] [stdout] 747d6a68f1fae8a91f142ec3f62942e5eb6877fc9026d4a03ab8ff8f58aa62ab