[INFO] fetching crate struct_scalpel 0.1.1...
[INFO] checking struct_scalpel-0.1.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate struct_scalpel 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate struct_scalpel 0.1.1
[INFO] finished tweaking crates.io crate struct_scalpel 0.1.1
[INFO] tweaked toml for crates.io crate struct_scalpel 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate struct_scalpel 0.1.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate struct_scalpel 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded struct_scalpel_proc_macro v0.1.0
[INFO] [stderr]   Downloaded enable-ansi-support v0.2.1
[INFO] [stderr]   Downloaded syn v2.0.22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7dd4b696fc9b3cc9c80d17bfcf25f1ce6f8bcb882be2a237093c9b49e55dc00
[INFO] running `Command { std: "docker" "start" "-a" "f7dd4b696fc9b3cc9c80d17bfcf25f1ce6f8bcb882be2a237093c9b49e55dc00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7dd4b696fc9b3cc9c80d17bfcf25f1ce6f8bcb882be2a237093c9b49e55dc00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7dd4b696fc9b3cc9c80d17bfcf25f1ce6f8bcb882be2a237093c9b49e55dc00", kill_on_drop: false }`
[INFO] [stdout] f7dd4b696fc9b3cc9c80d17bfcf25f1ce6f8bcb882be2a237093c9b49e55dc00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef3bc0c95f29dd7164784e981c6cd7adf58a0beb10809d2a0d9010239e7b387f
[INFO] running `Command { std: "docker" "start" "-a" "ef3bc0c95f29dd7164784e981c6cd7adf58a0beb10809d2a0d9010239e7b387f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]     Checking enable-ansi-support v0.2.1
[INFO] [stderr]    Compiling venial v0.5.0
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]    Compiling struct_scalpel_proc_macro v0.1.0
[INFO] [stderr]     Checking struct_scalpel v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `ptr_internals` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(ptr_internals)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `ptr_internals` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(ptr_internals)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `Command { std: "docker" "inspect" "ef3bc0c95f29dd7164784e981c6cd7adf58a0beb10809d2a0d9010239e7b387f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3bc0c95f29dd7164784e981c6cd7adf58a0beb10809d2a0d9010239e7b387f", kill_on_drop: false }`
[INFO] [stdout] ef3bc0c95f29dd7164784e981c6cd7adf58a0beb10809d2a0d9010239e7b387f