[INFO] fetching crate btrfs-diskformat 0.3.0...
[INFO] checking btrfs-diskformat-0.3.0 against master#1c7b36d4db582cb47513a6c7176baaec1c3346ab for pr-99197
[INFO] extracting crate btrfs-diskformat 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate btrfs-diskformat 0.3.0 on toolchain 1c7b36d4db582cb47513a6c7176baaec1c3346ab
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btrfs-diskformat 0.3.0
[INFO] finished tweaking crates.io crate btrfs-diskformat 0.3.0
[INFO] tweaked toml for crates.io crate btrfs-diskformat 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerocopy v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1833a216fd2b84e118e083ca9b3e6200331af1beebc45e98be14e7e72bea32bc
[INFO] running `Command { std: "docker" "start" "-a" "1833a216fd2b84e118e083ca9b3e6200331af1beebc45e98be14e7e72bea32bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1833a216fd2b84e118e083ca9b3e6200331af1beebc45e98be14e7e72bea32bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1833a216fd2b84e118e083ca9b3e6200331af1beebc45e98be14e7e72bea32bc", kill_on_drop: false }`
[INFO] [stdout] 1833a216fd2b84e118e083ca9b3e6200331af1beebc45e98be14e7e72bea32bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+1c7b36d4db582cb47513a6c7176baaec1c3346ab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2679bb4d906cdb3325ebbafbf3db76bfa6b360f29cb2c1936ac064121076d96b
[INFO] running `Command { std: "docker" "start" "-a" "2679bb4d906cdb3325ebbafbf3db76bfa6b360f29cb2c1936ac064121076d96b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling rustversion v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]     Checking zerocopy v0.4.0
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling num_enum_derive v0.5.7
[INFO] [stderr]     Checking strum v0.23.0
[INFO] [stderr]     Checking num_enum v0.5.7
[INFO] [stderr]     Checking btrfs-diskformat v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.13s
[INFO] running `Command { std: "docker" "inspect" "2679bb4d906cdb3325ebbafbf3db76bfa6b360f29cb2c1936ac064121076d96b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2679bb4d906cdb3325ebbafbf3db76bfa6b360f29cb2c1936ac064121076d96b", kill_on_drop: false }`
[INFO] [stdout] 2679bb4d906cdb3325ebbafbf3db76bfa6b360f29cb2c1936ac064121076d96b