[INFO] fetching crate savefile-derive 0.8.3...
[INFO] checking savefile-derive-0.8.3 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate savefile-derive 0.8.3 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate savefile-derive 0.8.3 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate savefile-derive 0.8.3
[INFO] finished tweaking crates.io crate savefile-derive 0.8.3
[INFO] tweaked toml for crates.io crate savefile-derive 0.8.3 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74d19d5d805e9cbbd95b2a3a6b93a8da10813eb99aea4bd0534ecf35de2dc735
[INFO] running `Command { std: "docker" "start" "-a" "74d19d5d805e9cbbd95b2a3a6b93a8da10813eb99aea4bd0534ecf35de2dc735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74d19d5d805e9cbbd95b2a3a6b93a8da10813eb99aea4bd0534ecf35de2dc735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74d19d5d805e9cbbd95b2a3a6b93a8da10813eb99aea4bd0534ecf35de2dc735", kill_on_drop: false }`
[INFO] [stdout] 74d19d5d805e9cbbd95b2a3a6b93a8da10813eb99aea4bd0534ecf35de2dc735
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a42226408f816e83f5b13fc04251040d87d215848ce444bb97a6c4e89ce5b0f
[INFO] running `Command { std: "docker" "start" "-a" "3a42226408f816e83f5b13fc04251040d87d215848ce444bb97a6c4e89ce5b0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]     Checking savefile-derive v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "3a42226408f816e83f5b13fc04251040d87d215848ce444bb97a6c4e89ce5b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a42226408f816e83f5b13fc04251040d87d215848ce444bb97a6c4e89ce5b0f", kill_on_drop: false }`
[INFO] [stdout] 3a42226408f816e83f5b13fc04251040d87d215848ce444bb97a6c4e89ce5b0f