[INFO] fetching crate mutable 0.2.8...
[INFO] building mutable-0.2.8 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate mutable 0.2.8 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate mutable 0.2.8
[INFO] finished tweaking crates.io crate mutable 0.2.8
[INFO] tweaked toml for crates.io crate mutable 0.2.8 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mutable 0.2.8 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4f1b14921cfd58330c1816d8f4d151f6648ebf5b7f5397f396d0746bd18b189
[INFO] running `Command { std: "docker" "start" "-a" "e4f1b14921cfd58330c1816d8f4d151f6648ebf5b7f5397f396d0746bd18b189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4f1b14921cfd58330c1816d8f4d151f6648ebf5b7f5397f396d0746bd18b189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f1b14921cfd58330c1816d8f4d151f6648ebf5b7f5397f396d0746bd18b189", kill_on_drop: false }`
[INFO] [stdout] e4f1b14921cfd58330c1816d8f4d151f6648ebf5b7f5397f396d0746bd18b189
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fb39d1b8cdfe6241be36031e5b8f5c618589d97bb713081af0671d7ae336df2
[INFO] running `Command { std: "docker" "start" "-a" "6fb39d1b8cdfe6241be36031e5b8f5c618589d97bb713081af0671d7ae336df2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling convert_case v0.5.0
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling mutable_derive v0.3.3
[INFO] [stderr]    Compiling mutable v0.2.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `softeq::*`
[INFO] [stdout]  --> src/default_impl/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use softeq::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/holder.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn get_mut(&mut self) -> MHRefMut<M> { MHRefMut(self) }
[INFO] [stdout]    |                    ^^^^^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn get_mut(&mut self) -> MHRefMut<'_, M> { MHRefMut(self) }
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.37s
[INFO] running `Command { std: "docker" "inspect" "6fb39d1b8cdfe6241be36031e5b8f5c618589d97bb713081af0671d7ae336df2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fb39d1b8cdfe6241be36031e5b8f5c618589d97bb713081af0671d7ae336df2", kill_on_drop: false }`
[INFO] [stdout] 6fb39d1b8cdfe6241be36031e5b8f5c618589d97bb713081af0671d7ae336df2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 684f2539eb41909cf4a9b6de1bac2185a6dba8eafe5e75baff54acb6f7cdcc6c
[INFO] running `Command { std: "docker" "start" "-a" "684f2539eb41909cf4a9b6de1bac2185a6dba8eafe5e75baff54acb6f7cdcc6c", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `softeq::*`
[INFO] [stdout]  --> src/default_impl/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use softeq::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/holder.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn get_mut(&mut self) -> MHRefMut<M> { MHRefMut(self) }
[INFO] [stdout]    |                    ^^^^^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn get_mut(&mut self) -> MHRefMut<'_, M> { MHRefMut(self) }
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mutable v0.2.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `softeq::*`
[INFO] [stdout]  --> src/default_impl/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use softeq::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/holder.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn get_mut(&mut self) -> MHRefMut<M> { MHRefMut(self) }
[INFO] [stdout]    |                    ^^^^^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn get_mut(&mut self) -> MHRefMut<'_, M> { MHRefMut(self) }
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "684f2539eb41909cf4a9b6de1bac2185a6dba8eafe5e75baff54acb6f7cdcc6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "684f2539eb41909cf4a9b6de1bac2185a6dba8eafe5e75baff54acb6f7cdcc6c", kill_on_drop: false }`
[INFO] [stdout] 684f2539eb41909cf4a9b6de1bac2185a6dba8eafe5e75baff54acb6f7cdcc6c
