[INFO] cloning repository https://github.com/mikeyhew/facet-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mikeyhew/facet-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeyhew%2Ffacet-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeyhew%2Ffacet-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1b89c2302fe1d8efc4388fab6637153d6fa6de0
[INFO] checking mikeyhew/facet-playground against master#cf79d034aa3d8f396d407aafce6f1ccd818e710e for pr-155657-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeyhew%2Ffacet-playground" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mikeyhew/facet-playground
[INFO] finished tweaking git repo https://github.com/mikeyhew/facet-playground
[INFO] tweaked toml for git repo https://github.com/mikeyhew/facet-playground written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mikeyhew/facet-playground on toolchain cf79d034aa3d8f396d407aafce6f1ccd818e710e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mikeyhew/facet-playground 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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded facet-macros-parse v0.27.12
[INFO] [stderr]   Downloaded facet-macros v0.27.12
[INFO] [stderr]   Downloaded hashbrown v0.15.4
[INFO] [stderr]   Downloaded mutants v0.0.3
[INFO] [stderr]   Downloaded impls v1.0.3
[INFO] [stderr]   Downloaded shadow_counted v0.4.0
[INFO] [stderr]   Downloaded unsynn v0.1.1
[INFO] [stderr]   Downloaded facet-core v0.27.12
[INFO] [stderr]   Downloaded facet v0.27.12
[INFO] [stderr]   Downloaded facet-macros-emit v0.27.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90961abe3230adf781b00167f1c222f1ea11015f9bc704c41f835a1189231107
[INFO] running `Command { std: "docker" "start" "-a" "90961abe3230adf781b00167f1c222f1ea11015f9bc704c41f835a1189231107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90961abe3230adf781b00167f1c222f1ea11015f9bc704c41f835a1189231107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90961abe3230adf781b00167f1c222f1ea11015f9bc704c41f835a1189231107", kill_on_drop: false }`
[INFO] [stdout] 90961abe3230adf781b00167f1c222f1ea11015f9bc704c41f835a1189231107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 765d44407f1ae3f06ec7ce47bca649633628e32221b74438724456828325d99c
[INFO] running `Command { std: "docker" "start" "-a" "765d44407f1ae3f06ec7ce47bca649633628e32221b74438724456828325d99c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling shadow_counted v0.4.0
[INFO] [stderr]    Compiling mutants v0.0.3
[INFO] [stderr]     Checking impls v1.0.3
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking facet-core v0.27.12
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling unsynn v0.1.1
[INFO] [stderr]    Compiling facet-macros-parse v0.27.12
[INFO] [stderr]    Compiling facet-macros-emit v0.27.12
[INFO] [stderr]    Compiling facet-macros v0.27.12
[INFO] [stderr]     Checking facet v0.27.12
[INFO] [stderr]     Checking facet-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `as_mut_ptr` is never used
[INFO] [stdout]    --> src/erased.rs:102:19
[INFO] [stdout]     |
[INFO] [stdout]  37 | impl Erased {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub unsafe fn as_mut_ptr<'a>(&'a mut self, shape: &Shape) -> PtrMut<'a> {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_mut_ptr` is never used
[INFO] [stdout]    --> src/erased.rs:102:19
[INFO] [stdout]     |
[INFO] [stdout]  37 | impl Erased {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub unsafe fn as_mut_ptr<'a>(&'a mut self, shape: &Shape) -> PtrMut<'a> {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.83s
[INFO] running `Command { std: "docker" "inspect" "765d44407f1ae3f06ec7ce47bca649633628e32221b74438724456828325d99c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "765d44407f1ae3f06ec7ce47bca649633628e32221b74438724456828325d99c", kill_on_drop: false }`
[INFO] [stdout] 765d44407f1ae3f06ec7ce47bca649633628e32221b74438724456828325d99c