[INFO] cloning repository https://github.com/mattgreen/gc-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattgreen/gc-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattgreen%2Fgc-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattgreen%2Fgc-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfccd7154878e2c6954e4da39d708c7d7cd26704
[INFO] checking mattgreen/gc-playground against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied-retry-0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattgreen%2Fgc-playground" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mattgreen/gc-playground
[INFO] finished tweaking git repo https://github.com/mattgreen/gc-playground
[INFO] tweaked toml for git repo https://github.com/mattgreen/gc-playground written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mattgreen/gc-playground on toolchain 7b3da9103634dffd4f4365cfd8642427c781d99f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mattgreen/gc-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" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4196dca6abc7df0badc21696c228f2ba262defeed7eb6305617bddb11a2ea074
[INFO] running `Command { std: "docker" "start" "-a" "4196dca6abc7df0badc21696c228f2ba262defeed7eb6305617bddb11a2ea074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4196dca6abc7df0badc21696c228f2ba262defeed7eb6305617bddb11a2ea074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4196dca6abc7df0badc21696c228f2ba262defeed7eb6305617bddb11a2ea074", kill_on_drop: false }`
[INFO] [stdout] 4196dca6abc7df0badc21696c228f2ba262defeed7eb6305617bddb11a2ea074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dinherent-method-on-receiver" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a2a86b76af4e216757f778f4fa2308149fd2f8be816aabd65d4117bada99c1c
[INFO] running `Command { std: "docker" "start" "-a" "8a2a86b76af4e216757f778f4fa2308149fd2f8be816aabd65d4117bada99c1c", kill_on_drop: false }`
[INFO] [stderr]     Checking gc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:164:18
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<T: Trace<T>> Deref for Root<T> {
[INFO] [stdout]     | ----------------------------------- trait implemented here
[INFO] [stdout] 144 |     type Target = T;
[INFO] [stdout]     |     ----------- with `Target` set here
[INFO] [stdout] ...
[INFO] [stdout] 164 |     pub fn as_gc(&self) -> Gc<T> {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D inherent-method-on-receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:168:18
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<T: Trace<T>> Deref for Root<T> {
[INFO] [stdout]     | ----------------------------------- trait implemented here
[INFO] [stdout] 144 |     type Target = T;
[INFO] [stdout]     |     ----------- with `Target` set here
[INFO] [stdout] ...
[INFO] [stdout] 168 |     pub fn to_gc(self) -> Gc<T> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gc` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:164:18
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<T: Trace<T>> Deref for Root<T> {
[INFO] [stdout]     | ----------------------------------- trait implemented here
[INFO] [stdout] 144 |     type Target = T;
[INFO] [stdout]     |     ----------- with `Target` set here
[INFO] [stdout] ...
[INFO] [stdout] 164 |     pub fn as_gc(&self) -> Gc<T> {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D inherent-method-on-receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:168:18
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<T: Trace<T>> Deref for Root<T> {
[INFO] [stdout]     | ----------------------------------- trait implemented here
[INFO] [stdout] 144 |     type Target = T;
[INFO] [stdout]     |     ----------- with `Target` set here
[INFO] [stdout] ...
[INFO] [stdout] 168 |     pub fn to_gc(self) -> Gc<T> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gc` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "8a2a86b76af4e216757f778f4fa2308149fd2f8be816aabd65d4117bada99c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2a86b76af4e216757f778f4fa2308149fd2f8be816aabd65d4117bada99c1c", kill_on_drop: false }`
[INFO] [stdout] 8a2a86b76af4e216757f778f4fa2308149fd2f8be816aabd65d4117bada99c1c
