[INFO] fetching crate rcrefcell 1.0.7...
[INFO] checking rcrefcell-1.0.7 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate rcrefcell 1.0.7 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rcrefcell 1.0.7
[INFO] finished tweaking crates.io crate rcrefcell 1.0.7
[INFO] tweaked toml for crates.io crate rcrefcell 1.0.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rcrefcell 1.0.7 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bb1c9a287348bd388ecc68d67d4cd509cb2f0346a343bec3aa77e8640415161
[INFO] running `Command { std: "docker" "start" "-a" "3bb1c9a287348bd388ecc68d67d4cd509cb2f0346a343bec3aa77e8640415161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bb1c9a287348bd388ecc68d67d4cd509cb2f0346a343bec3aa77e8640415161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb1c9a287348bd388ecc68d67d4cd509cb2f0346a343bec3aa77e8640415161", kill_on_drop: false }`
[INFO] [stdout] 3bb1c9a287348bd388ecc68d67d4cd509cb2f0346a343bec3aa77e8640415161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b3cd948547fdf670f94d6cbed309bbdeb885c02d8a0bb832f1b90c215fab0ec
[INFO] running `Command { std: "docker" "start" "-a" "0b3cd948547fdf670f94d6cbed309bbdeb885c02d8a0bb832f1b90c215fab0ec", kill_on_drop: false }`
[INFO] [stderr] Checking rcrefcell v1.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] --> src/lib.rs:32:17
[INFO] [stdout] |
[INFO] [stdout] 32 | pub fn borrow(&self) -> Ref {
[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] 32 | pub fn borrow(&self) -> Ref<'_, A> {
[INFO] [stdout] | +++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] --> src/lib.rs:36:21
[INFO] [stdout] |
[INFO] [stdout] 36 | pub fn borrow_mut(&self) -> RefMut {
[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] help: use `'_` for type paths
[INFO] [stdout] |
[INFO] [stdout] 36 | pub fn borrow_mut(&self) -> RefMut<'_, A> {
[INFO] [stdout] | +++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] --> src/lib.rs:32:17
[INFO] [stdout] |
[INFO] [stdout] 32 | pub fn borrow(&self) -> Ref {
[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] 32 | pub fn borrow(&self) -> Ref<'_, A> {
[INFO] [stdout] | +++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] --> src/lib.rs:36:21
[INFO] [stdout] |
[INFO] [stdout] 36 | pub fn borrow_mut(&self) -> RefMut {
[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] help: use `'_` for type paths
[INFO] [stdout] |
[INFO] [stdout] 36 | pub fn borrow_mut(&self) -> RefMut<'_, A> {
[INFO] [stdout] | +++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "0b3cd948547fdf670f94d6cbed309bbdeb885c02d8a0bb832f1b90c215fab0ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3cd948547fdf670f94d6cbed309bbdeb885c02d8a0bb832f1b90c215fab0ec", kill_on_drop: false }`
[INFO] [stdout] 0b3cd948547fdf670f94d6cbed309bbdeb885c02d8a0bb832f1b90c215fab0ec