[INFO] fetching crate hyperderive 0.0.3...
[INFO] checking hyperderive-0.0.3 against master#19dd9535408db0f1ff3d16613619076aef524d19 for pr-115950
[INFO] extracting crate hyperderive 0.0.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate hyperderive 0.0.3 on toolchain 19dd9535408db0f1ff3d16613619076aef524d19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hyperderive 0.0.3
[INFO] finished tweaking crates.io crate hyperderive 0.0.3
[INFO] tweaked toml for crates.io crate hyperderive 0.0.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded synstructure v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fea6be616929f8d75413dccc60c7f267f445fd9f909b11dc0d12329e9fc003b0
[INFO] running `Command { std: "docker" "start" "-a" "fea6be616929f8d75413dccc60c7f267f445fd9f909b11dc0d12329e9fc003b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fea6be616929f8d75413dccc60c7f267f445fd9f909b11dc0d12329e9fc003b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea6be616929f8d75413dccc60c7f267f445fd9f909b11dc0d12329e9fc003b0", kill_on_drop: false }`
[INFO] [stdout] fea6be616929f8d75413dccc60c7f267f445fd9f909b11dc0d12329e9fc003b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 495f2e7e4bfeefcda4c99c38abb8f111484991f7e768510ec05a85e40ea49950
[INFO] running `Command { std: "docker" "start" "-a" "495f2e7e4bfeefcda4c99c38abb8f111484991f7e768510ec05a85e40ea49950", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking aho-corasick v1.1.0
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking synstructure v0.11.0
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking hyperderive v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `placeholders_sorted` is never read
[INFO] [stdout]    --> src/from_request/parse.rs:421:5
[INFO] [stdout]     |
[INFO] [stdout] 401 | pub struct RoutePath {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 421 |     placeholders_sorted: Vec<Ident>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RoutePath` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `placeholders_sorted` is never read
[INFO] [stdout]    --> src/from_request/parse.rs:421:5
[INFO] [stdout]     |
[INFO] [stdout] 401 | pub struct RoutePath {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 421 |     placeholders_sorted: Vec<Ident>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RoutePath` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "495f2e7e4bfeefcda4c99c38abb8f111484991f7e768510ec05a85e40ea49950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495f2e7e4bfeefcda4c99c38abb8f111484991f7e768510ec05a85e40ea49950", kill_on_drop: false }`
[INFO] [stdout] 495f2e7e4bfeefcda4c99c38abb8f111484991f7e768510ec05a85e40ea49950