[INFO] cloning repository https://github.com/BoredToad/drifter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BoredToad/drifter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoredToad%2Fdrifter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoredToad%2Fdrifter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c5eecd53fdfefa705ce5c9dd54941d5ceabdf7d
[INFO] checking BoredToad/drifter against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoredToad%2Fdrifter" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BoredToad/drifter on toolchain a26e97be8826d408309fffbd8168362365719f50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BoredToad/drifter
[INFO] finished tweaking git repo https://github.com/BoredToad/drifter
[INFO] tweaked toml for git repo https://github.com/BoredToad/drifter written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BoredToad/drifter 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" "+a26e97be8826d408309fffbd8168362365719f50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2 v0.37.0
[INFO] [stderr]   Downloaded safe_arch v0.7.3
[INFO] [stderr]   Downloaded wide v0.7.29
[INFO] [stderr]   Downloaded simba v0.9.0
[INFO] [stderr]   Downloaded nalgebra v0.33.2
[INFO] [stderr]   Downloaded nalgebra-macros v0.2.2
[INFO] [stderr]   Downloaded sdl2-sys v0.37.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a7849a46a88e88f30c11b0a0cffa4187e3108d8c5209bc2333e5325cb22be62
[INFO] running `Command { std: "docker" "start" "-a" "0a7849a46a88e88f30c11b0a0cffa4187e3108d8c5209bc2333e5325cb22be62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a7849a46a88e88f30c11b0a0cffa4187e3108d8c5209bc2333e5325cb22be62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a7849a46a88e88f30c11b0a0cffa4187e3108d8c5209bc2333e5325cb22be62", kill_on_drop: false }`
[INFO] [stdout] 0a7849a46a88e88f30c11b0a0cffa4187e3108d8c5209bc2333e5325cb22be62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92c3c873993c778744a86927af8891073eaab7a9ff6a5c2bf206629c7aebc7bd
[INFO] running `Command { std: "docker" "start" "-a" "92c3c873993c778744a86927af8891073eaab7a9ff6a5c2bf206629c7aebc7bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking bytemuck v1.21.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling sdl2 v0.37.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling sdl2-sys v0.37.0
[INFO] [stderr]     Checking safe_arch v0.7.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking wide v0.7.29
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking simba v0.9.0
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]     Checking nalgebra v0.33.2
[INFO] [stderr]     Checking drifter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature
[INFO] [stdout]    --> src/main.rs:179:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn update(&mut self, events: &mut EventPump) -> Result<Option<impl Scene>, ()>;
[INFO] [stdout]     |                                                     ------------------------------ return type from trait method defined here
[INFO] [stdout] ...
[INFO] [stdout] 179 |     fn update(&mut self, events: &mut EventPump) -> Result<Option<Level>, ()> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
[INFO] [stdout]     = note: we are soliciting feedback, see issue #121718 <https://github.com/rust-lang/rust/issues/121718> for more information
[INFO] [stdout]     = note: `#[warn(refining_impl_trait_internal)]` on by default
[INFO] [stdout] help: replace the return type so that it matches the trait
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn update(&mut self, events: &mut EventPump) -> Result<Option<impl Scene>, ()> {
[INFO] [stdout]     |                                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature
[INFO] [stdout]    --> src/main.rs:179:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn update(&mut self, events: &mut EventPump) -> Result<Option<impl Scene>, ()>;
[INFO] [stdout]     |                                                     ------------------------------ return type from trait method defined here
[INFO] [stdout] ...
[INFO] [stdout] 179 |     fn update(&mut self, events: &mut EventPump) -> Result<Option<Level>, ()> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate
[INFO] [stdout]     = note: we are soliciting feedback, see issue #121718 <https://github.com/rust-lang/rust/issues/121718> for more information
[INFO] [stdout]     = note: `#[warn(refining_impl_trait_internal)]` on by default
[INFO] [stdout] help: replace the return type so that it matches the trait
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn update(&mut self, events: &mut EventPump) -> Result<Option<impl Scene>, ()> {
[INFO] [stdout]     |                                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.24s
[INFO] running `Command { std: "docker" "inspect" "92c3c873993c778744a86927af8891073eaab7a9ff6a5c2bf206629c7aebc7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92c3c873993c778744a86927af8891073eaab7a9ff6a5c2bf206629c7aebc7bd", kill_on_drop: false }`
[INFO] [stdout] 92c3c873993c778744a86927af8891073eaab7a9ff6a5c2bf206629c7aebc7bd
