[INFO] cloning repository https://github.com/ickk/sinter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ickk/sinter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fickk%2Fsinter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fickk%2Fsinter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d4d53f7f36b00e7f91409b6e98cb643de60c0a8
[INFO] checking ickk/sinter against master#419b3e2d3e350822550eee0e82eeded4d324d584 for pr-135536
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fickk%2Fsinter" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ickk/sinter on toolchain 419b3e2d3e350822550eee0e82eeded4d324d584
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ickk/sinter
[INFO] finished tweaking git repo https://github.com/ickk/sinter
[INFO] tweaked toml for git repo https://github.com/ickk/sinter written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ickk/sinter 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" "+419b3e2d3e350822550eee0e82eeded4d324d584" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wyhash v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4ff3cf21201e5da2d4fae81eab4dcc150eb7913c1b2a6ad3a1c34818d701e92
[INFO] running `Command { std: "docker" "start" "-a" "b4ff3cf21201e5da2d4fae81eab4dcc150eb7913c1b2a6ad3a1c34818d701e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4ff3cf21201e5da2d4fae81eab4dcc150eb7913c1b2a6ad3a1c34818d701e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ff3cf21201e5da2d4fae81eab4dcc150eb7913c1b2a6ad3a1c34818d701e92", kill_on_drop: false }`
[INFO] [stdout] b4ff3cf21201e5da2d4fae81eab4dcc150eb7913c1b2a6ad3a1c34818d701e92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43d67c55d7447f1f3fdeb08a0b845cee5f668b02dbedf7acbd60d18607cbbdaa
[INFO] running `Command { std: "docker" "start" "-a" "43d67c55d7447f1f3fdeb08a0b845cee5f668b02dbedf7acbd60d18607cbbdaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking wyhash v0.5.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking sinter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/interner.rs:166:44
[INFO] [stdout]     |
[INFO] [stdout] 166 |   fn local_epoch_or_init(&'static self) -> &AtomicUsize {
[INFO] [stdout]     |                                            ^ this elided lifetime gets resolved as `'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] help: consider specifying it explicitly
[INFO] [stdout]     |
[INFO] [stdout] 166 |   fn local_epoch_or_init(&'static self) -> &'static AtomicUsize {
[INFO] [stdout]     |                                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/interner.rs:166:44
[INFO] [stdout]     |
[INFO] [stdout] 166 |   fn local_epoch_or_init(&'static self) -> &AtomicUsize {
[INFO] [stdout]     |                                            ^ this elided lifetime gets resolved as `'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] help: consider specifying it explicitly
[INFO] [stdout]     |
[INFO] [stdout] 166 |   fn local_epoch_or_init(&'static self) -> &'static AtomicUsize {
[INFO] [stdout]     |                                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/interner.rs:174:11
[INFO] [stdout]     |
[INFO] [stdout] 174 |           Box::into_non_null(Box::new(AtomicUsize::new(LOCAL_EPOCH_INIT)));
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `BoxNonNull::into_non_null(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout] help: add `#![feature(box_vec_non_null)]` to the crate attributes to enable `Box::<T, A>::into_non_null`
[INFO] [stdout]    --> src/lib.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   + #![feature(box_vec_non_null)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/interner.rs:211:26
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let _ = unsafe { Box::from_non_null(ptr) };
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `BoxNonNull::from_non_null(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(box_vec_non_null)]` to the crate attributes to enable `Box::<T>::from_non_null`
[INFO] [stdout]    --> src/lib.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   + #![feature(box_vec_non_null)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/interner.rs:174:11
[INFO] [stdout]     |
[INFO] [stdout] 174 |           Box::into_non_null(Box::new(AtomicUsize::new(LOCAL_EPOCH_INIT)));
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `BoxNonNull::into_non_null(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout] help: add `#![feature(box_vec_non_null)]` to the crate attributes to enable `Box::<T, A>::into_non_null`
[INFO] [stdout]    --> src/lib.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   + #![feature(box_vec_non_null)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/interner.rs:211:26
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let _ = unsafe { Box::from_non_null(ptr) };
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `BoxNonNull::from_non_null(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(box_vec_non_null)]` to the crate attributes to enable `Box::<T>::from_non_null`
[INFO] [stdout]    --> src/lib.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   + #![feature(box_vec_non_null)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "43d67c55d7447f1f3fdeb08a0b845cee5f668b02dbedf7acbd60d18607cbbdaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d67c55d7447f1f3fdeb08a0b845cee5f668b02dbedf7acbd60d18607cbbdaa", kill_on_drop: false }`
[INFO] [stdout] 43d67c55d7447f1f3fdeb08a0b845cee5f668b02dbedf7acbd60d18607cbbdaa