[INFO] fetching crate wordletron 0.2.0... [INFO] checking wordletron-0.2.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] extracting crate wordletron 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate wordletron 0.2.0 [INFO] finished tweaking crates.io crate wordletron 0.2.0 [INFO] tweaked toml for crates.io crate wordletron 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate wordletron 0.2.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate wordletron 0.2.0 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a916afa68a5b1651389d0f55aa1c4411ab8a9508a8a9e0dee46852e286decdb9 [INFO] running `Command { std: "docker" "start" "-a" "a916afa68a5b1651389d0f55aa1c4411ab8a9508a8a9e0dee46852e286decdb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a916afa68a5b1651389d0f55aa1c4411ab8a9508a8a9e0dee46852e286decdb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a916afa68a5b1651389d0f55aa1c4411ab8a9508a8a9e0dee46852e286decdb9", kill_on_drop: false }` [INFO] [stdout] a916afa68a5b1651389d0f55aa1c4411ab8a9508a8a9e0dee46852e286decdb9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36c0fa23f5b1b31dbba4e3b6a136a68d7721ee49a6f4f1c72d2a201bfb9cf0b7 [INFO] running `Command { std: "docker" "start" "-a" "36c0fa23f5b1b31dbba4e3b6a136a68d7721ee49a6f4f1c72d2a201bfb9cf0b7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking custom_derive v0.1.7 [INFO] [stderr] Checking serde_json v1.0.79 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling newtype_derive v0.1.6 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking console v0.15.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rayon-core v1.9.1 [INFO] [stderr] Checking rpassword v6.0.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking indicatif v0.16.2 [INFO] [stderr] Checking wordletron v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/word.rs:16:17 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn iter(&self) -> std::slice::Iter { [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] 16 | pub fn iter(&self) -> std::slice::Iter<'_, u8> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/word.rs:20:21 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn iter_mut(&mut self) -> std::slice::IterMut { [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] 20 | pub fn iter_mut(&mut self) -> std::slice::IterMut<'_, u8> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/clue.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn iter(&self) -> std::slice::Iter { [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] 34 | pub fn iter(&self) -> std::slice::Iter<'_, ClueColor> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/clue.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn iter_mut(&mut self) -> std::slice::IterMut { [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] 38 | pub fn iter_mut(&mut self) -> std::slice::IterMut<'_, ClueColor> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/word.rs:16:17 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn iter(&self) -> std::slice::Iter { [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] 16 | pub fn iter(&self) -> std::slice::Iter<'_, u8> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/word.rs:20:21 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn iter_mut(&mut self) -> std::slice::IterMut { [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] 20 | pub fn iter_mut(&mut self) -> std::slice::IterMut<'_, u8> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/clue.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn iter(&self) -> std::slice::Iter { [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] 34 | pub fn iter(&self) -> std::slice::Iter<'_, ClueColor> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/clue.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn iter_mut(&mut self) -> std::slice::IterMut { [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] 38 | pub fn iter_mut(&mut self) -> std::slice::IterMut<'_, ClueColor> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.47s [INFO] running `Command { std: "docker" "inspect" "36c0fa23f5b1b31dbba4e3b6a136a68d7721ee49a6f4f1c72d2a201bfb9cf0b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36c0fa23f5b1b31dbba4e3b6a136a68d7721ee49a6f4f1c72d2a201bfb9cf0b7", kill_on_drop: false }` [INFO] [stdout] 36c0fa23f5b1b31dbba4e3b6a136a68d7721ee49a6f4f1c72d2a201bfb9cf0b7