[INFO] fetching crate hsr-codegen 0.3.0...
[INFO] checking hsr-codegen-0.3.0 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate hsr-codegen 0.3.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate hsr-codegen 0.3.0 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hsr-codegen 0.3.0
[INFO] finished tweaking crates.io crate hsr-codegen 0.3.0
[INFO] tweaked toml for crates.io crate hsr-codegen 0.3.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate hsr-codegen 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f98d3ddd6319892c6ce8ec1fb88ee88ad994ed2688c124087b590e755ab106f7
[INFO] running `Command { std: "docker" "start" "-a" "f98d3ddd6319892c6ce8ec1fb88ee88ad994ed2688c124087b590e755ab106f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f98d3ddd6319892c6ce8ec1fb88ee88ad994ed2688c124087b590e755ab106f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98d3ddd6319892c6ce8ec1fb88ee88ad994ed2688c124087b590e755ab106f7", kill_on_drop: false }`
[INFO] [stdout] f98d3ddd6319892c6ce8ec1fb88ee88ad994ed2688c124087b590e755ab106f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35c1f1c1631c8c14d27064b6ee517630aee03eb2d97183df1fc99548749e070b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "35c1f1c1631c8c14d27064b6ee517630aee03eb2d97183df1fc99548749e070b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
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[INFO] [stderr]     Checking hsr-codegen v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/codegen.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut expect = quote! {
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` 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 2m 51s
[INFO] running `Command { std: "docker" "inspect" "35c1f1c1631c8c14d27064b6ee517630aee03eb2d97183df1fc99548749e070b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35c1f1c1631c8c14d27064b6ee517630aee03eb2d97183df1fc99548749e070b", kill_on_drop: false }`
[INFO] [stdout] 35c1f1c1631c8c14d27064b6ee517630aee03eb2d97183df1fc99548749e070b