[INFO] fetching crate art_dice 0.4.1... [INFO] checking art_dice-0.4.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate art_dice 0.4.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate art_dice 0.4.1 [INFO] finished tweaking crates.io crate art_dice 0.4.1 [INFO] tweaked toml for crates.io crate art_dice 0.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate art_dice 0.4.1 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] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.10.5 (available: v0.14.0) [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5338d8a3820fa0200cac375ae04b6ae6f4a66cdf1c910a0d8c64702e42380143 [INFO] running `Command { std: "docker" "start" "-a" "5338d8a3820fa0200cac375ae04b6ae6f4a66cdf1c910a0d8c64702e42380143", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5338d8a3820fa0200cac375ae04b6ae6f4a66cdf1c910a0d8c64702e42380143", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5338d8a3820fa0200cac375ae04b6ae6f4a66cdf1c910a0d8c64702e42380143", kill_on_drop: false }` [INFO] [stdout] 5338d8a3820fa0200cac375ae04b6ae6f4a66cdf1c910a0d8c64702e42380143 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 914a7fd84cd92fe8136897554e50178da24e78af3fa0e6d92dc8facb13ec52a2 [INFO] running `Command { std: "docker" "start" "-a" "914a7fd84cd92fe8136897554e50178da24e78af3fa0e6d92dc8facb13ec52a2", kill_on_drop: false }` [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking art_dice v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:53:45 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn exactly_n_of(n: usize, symbols: &'a [DieSymbol]) -> RollTarget { [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] 53 | pub fn exactly_n_of(n: usize, symbols: &'a [DieSymbol]) -> RollTarget<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:61:46 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn at_least_n_of(n: usize, symbols: &'a [DieSymbol]) -> RollTarget { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 61 | pub fn at_least_n_of(n: usize, symbols: &'a [DieSymbol]) -> RollTarget<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:69:45 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn at_most_n_of(n: usize, symbols: &'a [DieSymbol]) -> RollTarget { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 69 | pub fn at_most_n_of(n: usize, symbols: &'a [DieSymbol]) -> RollTarget<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:96:34 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn collect_all(symbols: &'a [DieSymbol]) -> RollCollectionPolicy { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 96 | pub fn collect_all(symbols: &'a [DieSymbol]) -> RollCollectionPolicy<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:104:49 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn take_highest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 104 | pub fn take_highest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:112:48 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn take_lowest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 112 | pub fn take_lowest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:120:51 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn remove_highest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 120 | pub fn remove_highest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:128:50 [INFO] [stdout] | [INFO] [stdout] 128 | pub fn remove_lowest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 128 | pub fn remove_lowest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:53:45 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn exactly_n_of(n: usize, symbols: &'a [DieSymbol]) -> RollTarget { [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] 53 | pub fn exactly_n_of(n: usize, symbols: &'a [DieSymbol]) -> RollTarget<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:61:46 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn at_least_n_of(n: usize, symbols: &'a [DieSymbol]) -> RollTarget { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 61 | pub fn at_least_n_of(n: usize, symbols: &'a [DieSymbol]) -> RollTarget<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:69:45 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn at_most_n_of(n: usize, symbols: &'a [DieSymbol]) -> RollTarget { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 69 | pub fn at_most_n_of(n: usize, symbols: &'a [DieSymbol]) -> RollTarget<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:96:34 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn collect_all(symbols: &'a [DieSymbol]) -> RollCollectionPolicy { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 96 | pub fn collect_all(symbols: &'a [DieSymbol]) -> RollCollectionPolicy<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:104:49 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn take_highest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 104 | pub fn take_highest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:112:48 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn take_lowest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 112 | pub fn take_lowest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:120:51 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn remove_highest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 120 | pub fn remove_highest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/rolls/mod.rs:128:50 [INFO] [stdout] | [INFO] [stdout] 128 | pub fn remove_lowest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy { [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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 128 | pub fn remove_lowest_n_of(n:usize, symbols: &'a [DieSymbol]) -> RollCollectionPolicy<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.82s [INFO] running `Command { std: "docker" "inspect" "914a7fd84cd92fe8136897554e50178da24e78af3fa0e6d92dc8facb13ec52a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "914a7fd84cd92fe8136897554e50178da24e78af3fa0e6d92dc8facb13ec52a2", kill_on_drop: false }` [INFO] [stdout] 914a7fd84cd92fe8136897554e50178da24e78af3fa0e6d92dc8facb13ec52a2