[INFO] cloning repository https://github.com/ddmngz/rust-copy-update [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddmngz/rust-copy-update" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddmngz%2Frust-copy-update", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddmngz%2Frust-copy-update'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 337486519b07b8ad2396211e6f326016a6abb6bb [INFO] testing ddmngz/rust-copy-update against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddmngz%2Frust-copy-update" "/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/ddmngz/rust-copy-update [INFO] finished tweaking git repo https://github.com/ddmngz/rust-copy-update [INFO] tweaked toml for git repo https://github.com/ddmngz/rust-copy-update written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ddmngz/rust-copy-update on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ddmngz/rust-copy-update 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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] testing ddmngz/rust-copy-update against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddmngz%2Frust-copy-update" "/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/ddmngz/rust-copy-update [INFO] finished tweaking git repo https://github.com/ddmngz/rust-copy-update [INFO] tweaked toml for git repo https://github.com/ddmngz/rust-copy-update written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ddmngz/rust-copy-update on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ddmngz/rust-copy-update 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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eae75bcbfd4d2c2f3e690c3132340c07a6068cf4da38fdcba3bc0c12ade09e44 [INFO] running `Command { std: "docker" "start" "-a" "eae75bcbfd4d2c2f3e690c3132340c07a6068cf4da38fdcba3bc0c12ade09e44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eae75bcbfd4d2c2f3e690c3132340c07a6068cf4da38fdcba3bc0c12ade09e44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eae75bcbfd4d2c2f3e690c3132340c07a6068cf4da38fdcba3bc0c12ade09e44", kill_on_drop: false }` [INFO] [stdout] eae75bcbfd4d2c2f3e690c3132340c07a6068cf4da38fdcba3bc0c12ade09e44 [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" "-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e41273579e180ff1db1ef582096f8ae230c7e40d4195d44effbf85908ef815bb [INFO] running `Command { std: "docker" "start" "-a" "e41273579e180ff1db1ef582096f8ae230c7e40d4195d44effbf85908ef815bb", kill_on_drop: false }` [INFO] [stderr] Compiling rcu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `RcuWriteGuard<'a, T>` is more private than the item `Rcu::WriteGuard` [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | type WriteGuard: RcuWriteGuard<'a, T>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated type `Rcu::WriteGuard` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but trait `RcuWriteGuard<'a, T>` is only usable at visibility `pub(crate)` [INFO] [stdout] --> src/lib.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | trait RcuWriteGuard<'a, T: Sync + 'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/evil_rcu.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 35 | impl<'a, T: Sync + 'a> EvilRcu { [INFO] [stdout] | --------------------------------- associated function in this implementation [INFO] [stdout] 36 | fn new(data: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/evil_rcu.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 54 | impl EvilRcuInner { [INFO] [stdout] | ----------------------------- associated function in this implementation [INFO] [stdout] 55 | fn new(data: Arc) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/evil_rcu.rs:26:27 [INFO] [stdout] | [INFO] [stdout] 26 | fn write(&'a self) -> EvilWriteGuard { [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 26 | fn write(&'a self) -> EvilWriteGuard<'a, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] running `Command { std: "docker" "inspect" "e41273579e180ff1db1ef582096f8ae230c7e40d4195d44effbf85908ef815bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e41273579e180ff1db1ef582096f8ae230c7e40d4195d44effbf85908ef815bb", kill_on_drop: false }` [INFO] [stdout] e41273579e180ff1db1ef582096f8ae230c7e40d4195d44effbf85908ef815bb [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" "-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3098dcc4763c4abb089b1a220611d85dc23df644cfacee2bf0420098fead218 [INFO] running `Command { std: "docker" "start" "-a" "a3098dcc4763c4abb089b1a220611d85dc23df644cfacee2bf0420098fead218", kill_on_drop: false }` [INFO] [stdout] warning: trait `RcuWriteGuard<'a, T>` is more private than the item `Rcu::WriteGuard` [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | type WriteGuard: RcuWriteGuard<'a, T>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated type `Rcu::WriteGuard` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but trait `RcuWriteGuard<'a, T>` is only usable at visibility `pub(crate)` [INFO] [stdout] --> src/lib.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | trait RcuWriteGuard<'a, T: Sync + 'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/evil_rcu.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 35 | impl<'a, T: Sync + 'a> EvilRcu { [INFO] [stdout] | --------------------------------- associated function in this implementation [INFO] [stdout] 36 | fn new(data: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/evil_rcu.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 54 | impl EvilRcuInner { [INFO] [stdout] | ----------------------------- associated function in this implementation [INFO] [stdout] 55 | fn new(data: Arc) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/evil_rcu.rs:26:27 [INFO] [stdout] | [INFO] [stdout] 26 | fn write(&'a self) -> EvilWriteGuard { [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 26 | fn write(&'a self) -> EvilWriteGuard<'a, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rcu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `RcuWriteGuard<'a, T>` is more private than the item `Rcu::WriteGuard` [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | type WriteGuard: RcuWriteGuard<'a, T>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated type `Rcu::WriteGuard` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but trait `RcuWriteGuard<'a, T>` is only usable at visibility `pub(crate)` [INFO] [stdout] --> src/lib.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | trait RcuWriteGuard<'a, T: Sync + 'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/evil_rcu.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 35 | impl<'a, T: Sync + 'a> EvilRcu { [INFO] [stdout] | --------------------------------- associated function in this implementation [INFO] [stdout] 36 | fn new(data: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/evil_rcu.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 54 | impl EvilRcuInner { [INFO] [stdout] | ----------------------------- associated function in this implementation [INFO] [stdout] 55 | fn new(data: Arc) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/evil_rcu.rs:26:27 [INFO] [stdout] | [INFO] [stdout] 26 | fn write(&'a self) -> EvilWriteGuard { [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 26 | fn write(&'a self) -> EvilWriteGuard<'a, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "a3098dcc4763c4abb089b1a220611d85dc23df644cfacee2bf0420098fead218", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3098dcc4763c4abb089b1a220611d85dc23df644cfacee2bf0420098fead218", kill_on_drop: false }` [INFO] [stdout] a3098dcc4763c4abb089b1a220611d85dc23df644cfacee2bf0420098fead218 [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" "-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a75f531503e346b3d2fb6eeefd6a7107eab9035474e3ad0f2d566901e355a6a7 [INFO] running `Command { std: "docker" "start" "-a" "a75f531503e346b3d2fb6eeefd6a7107eab9035474e3ad0f2d566901e355a6a7", kill_on_drop: false }` [INFO] [stderr] warning: trait `RcuWriteGuard<'a, T>` is more private than the item `Rcu::WriteGuard` [INFO] [stdout] [INFO] [stderr] --> src/lib.rs:10:5 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 10 | type WriteGuard: RcuWriteGuard<'a, T>; [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated type `Rcu::WriteGuard` is reachable at visibility `pub` [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] note: but trait `RcuWriteGuard<'a, T>` is only usable at visibility `pub(crate)` [INFO] [stderr] --> src/lib.rs:22:1 [INFO] [stderr] | [INFO] [stderr] 22 | trait RcuWriteGuard<'a, T: Sync + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = note: `#[warn(private_bounds)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/evil_rcu.rs:36:8 [INFO] [stderr] | [INFO] [stderr] 35 | impl<'a, T: Sync + 'a> EvilRcu { [INFO] [stderr] | --------------------------------- associated function in this implementation [INFO] [stderr] 36 | fn new(data: T) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/evil_rcu.rs:55:8 [INFO] [stderr] | [INFO] [stderr] 54 | impl EvilRcuInner { [INFO] [stderr] | ----------------------------- associated function in this implementation [INFO] [stderr] 55 | fn new(data: Arc) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/evil_rcu.rs:26:27 [INFO] [stderr] | [INFO] [stderr] 26 | fn write(&'a self) -> EvilWriteGuard { [INFO] [stderr] | -- ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is named here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 26 | fn write(&'a self) -> EvilWriteGuard<'a, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `rcu` (lib) generated 4 warnings (run `cargo fix --lib -p rcu` to apply 1 suggestion) [INFO] [stderr] warning: `rcu` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rcu-780fc27dc80b22df) [INFO] [stderr] Doc-tests rcu [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a75f531503e346b3d2fb6eeefd6a7107eab9035474e3ad0f2d566901e355a6a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a75f531503e346b3d2fb6eeefd6a7107eab9035474e3ad0f2d566901e355a6a7", kill_on_drop: false }` [INFO] [stdout] a75f531503e346b3d2fb6eeefd6a7107eab9035474e3ad0f2d566901e355a6a7