[INFO] fetching crate size-limit 0.1.0...
[INFO] building size-limit-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate size-limit 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate size-limit 0.1.0
[INFO] finished tweaking crates.io crate size-limit 0.1.0
[INFO] tweaked toml for crates.io crate size-limit 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate size-limit 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[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] 46b98c8c06ccfbed5dabdcbf68288e46ceb615735c4531229bab892ae6f9f3cc
[INFO] running `Command { std: "docker" "start" "-a" "46b98c8c06ccfbed5dabdcbf68288e46ceb615735c4531229bab892ae6f9f3cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46b98c8c06ccfbed5dabdcbf68288e46ceb615735c4531229bab892ae6f9f3cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b98c8c06ccfbed5dabdcbf68288e46ceb615735c4531229bab892ae6f9f3cc", kill_on_drop: false }`
[INFO] [stdout] 46b98c8c06ccfbed5dabdcbf68288e46ceb615735c4531229bab892ae6f9f3cc
[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] 302acc6a80d0eeefb0f046308eee0bafc1ff6937f604c5c2053804259b74a97c
[INFO] running `Command { std: "docker" "start" "-a" "302acc6a80d0eeefb0f046308eee0bafc1ff6937f604c5c2053804259b74a97c", kill_on_drop: false }`
[INFO] [stderr]    Compiling size-limit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `SerdeProc` is never used
[INFO] [stdout]  --> src/range_limit/serde.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait SerdeProc {
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Normal` is never constructed
[INFO] [stdout]   --> src/range_limit/serde.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Normal<T>(T);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SmartPtr` is never constructed
[INFO] [stdout]   --> src/range_limit/serde.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct SmartPtr<P, T>(P)
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "302acc6a80d0eeefb0f046308eee0bafc1ff6937f604c5c2053804259b74a97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302acc6a80d0eeefb0f046308eee0bafc1ff6937f604c5c2053804259b74a97c", kill_on_drop: false }`
[INFO] [stdout] 302acc6a80d0eeefb0f046308eee0bafc1ff6937f604c5c2053804259b74a97c
[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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42f9b3ca1830a8ad19efbb1f4e13f208b62a4a3d7ab3012e09274f2a2d3c7cc2
[INFO] running `Command { std: "docker" "start" "-a" "42f9b3ca1830a8ad19efbb1f4e13f208b62a4a3d7ab3012e09274f2a2d3c7cc2", kill_on_drop: false }`
[INFO] [stdout] warning: trait `SerdeProc` is never used
[INFO] [stdout]  --> src/range_limit/serde.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait SerdeProc {
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Normal` is never constructed
[INFO] [stdout]   --> src/range_limit/serde.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Normal<T>(T);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling size-limit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SmartPtr` is never constructed
[INFO] [stdout]   --> src/range_limit/serde.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct SmartPtr<P, T>(P)
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SerdeProc` is never used
[INFO] [stdout]  --> src/range_limit/serde.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait SerdeProc {
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Normal` is never constructed
[INFO] [stdout]   --> src/range_limit/serde.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Normal<T>(T);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SmartPtr` is never constructed
[INFO] [stdout]   --> src/range_limit/serde.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct SmartPtr<P, T>(P)
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "42f9b3ca1830a8ad19efbb1f4e13f208b62a4a3d7ab3012e09274f2a2d3c7cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42f9b3ca1830a8ad19efbb1f4e13f208b62a4a3d7ab3012e09274f2a2d3c7cc2", kill_on_drop: false }`
[INFO] [stdout] 42f9b3ca1830a8ad19efbb1f4e13f208b62a4a3d7ab3012e09274f2a2d3c7cc2