[INFO] fetching crate sm 0.9.0...
[INFO] building sm-0.9.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate sm 0.9.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sm 0.9.0
[INFO] finished tweaking crates.io crate sm 0.9.0
[INFO] tweaked toml for crates.io crate sm 0.9.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sm 0.9.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sm 0.9.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2624e1c4d490ab83c713eb1a21a07d1b38a36bb8466ff5ae4bfcdcb53498b73
[INFO] running `Command { std: "docker" "start" "-a" "b2624e1c4d490ab83c713eb1a21a07d1b38a36bb8466ff5ae4bfcdcb53498b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2624e1c4d490ab83c713eb1a21a07d1b38a36bb8466ff5ae4bfcdcb53498b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2624e1c4d490ab83c713eb1a21a07d1b38a36bb8466ff5ae4bfcdcb53498b73", kill_on_drop: false }`
[INFO] [stdout] b2624e1c4d490ab83c713eb1a21a07d1b38a36bb8466ff5ae4bfcdcb53498b73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d4dbc79db57e58f87f205a88350405f49ad570fd81d7245334768b736097435
[INFO] running `Command { std: "docker" "start" "-a" "8d4dbc79db57e58f87f205a88350405f49ad570fd81d7245334768b736097435", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling sm_macro v0.9.0
[INFO] [stderr]    Compiling sm v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: warn(non_snake_case) incompatible with previous forbid
[INFO] [stdout]    --> src/lib.rs:509:5
[INFO] [stdout]     |
[INFO] [stdout] 500 |     nonstandard_style,
[INFO] [stdout]     |     ----------------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 509 |     non_snake_case,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:495:5
[INFO] [stdout]     |
[INFO] [stdout] 495 |     future_incompatible,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[forbid(forbidden_lint_groups)]` implied by `#[forbid(future_incompatible)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sm` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "8d4dbc79db57e58f87f205a88350405f49ad570fd81d7245334768b736097435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d4dbc79db57e58f87f205a88350405f49ad570fd81d7245334768b736097435", kill_on_drop: false }`
[INFO] [stdout] 8d4dbc79db57e58f87f205a88350405f49ad570fd81d7245334768b736097435