[INFO] fetching crate scailist 0.2.0... [INFO] checking scailist-0.2.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate scailist 0.2.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate scailist 0.2.0 [INFO] finished tweaking crates.io crate scailist 0.2.0 [INFO] tweaked toml for crates.io crate scailist 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate scailist 0.2.0 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 81 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 81ebf47f0f4745cb436a5a72aabb17a52dd873ab4c29a987d74232f5b387c449 [INFO] running `Command { std: "docker" "start" "-a" "81ebf47f0f4745cb436a5a72aabb17a52dd873ab4c29a987d74232f5b387c449", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81ebf47f0f4745cb436a5a72aabb17a52dd873ab4c29a987d74232f5b387c449", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81ebf47f0f4745cb436a5a72aabb17a52dd873ab4c29a987d74232f5b387c449", kill_on_drop: false }` [INFO] [stdout] 81ebf47f0f4745cb436a5a72aabb17a52dd873ab4c29a987d74232f5b387c449 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6020dc2f0f723aff485c3f0802494e4375a335aeda188a0582338e38113929af [INFO] running `Command { std: "docker" "start" "-a" "6020dc2f0f723aff485c3f0802494e4375a335aeda188a0582338e38113929af", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling rayon-core v1.13.0 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking regex-automata v0.4.10 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rayon v1.11.0 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oorandom v11.1.5 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking scailist v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:206:17 [INFO] [stdout] | [INFO] [stdout] 206 | pub fn iter(&self) -> IterScAIList { [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] 206 | pub fn iter(&self) -> IterScAIList<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:215:17 [INFO] [stdout] | [INFO] [stdout] 215 | pub fn find(&self, start: u32, stop: u32) -> IterFind { [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] 215 | pub fn find(&self, start: u32, stop: u32) -> IterFind<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stderr] Checking regex v1.11.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: unused variable: `cursor` [INFO] [stdout] --> src/lib.rs:429:17 [INFO] [stdout] | [INFO] [stdout] 429 | let mut cursor = 0; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cursor` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:429:13 [INFO] [stdout] | [INFO] [stdout] 429 | let mut cursor = 0; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `setup_single` is never used [INFO] [stdout] --> src/lib.rs:415:8 [INFO] [stdout] | [INFO] [stdout] 415 | fn setup_single() -> ScAIList { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:206:17 [INFO] [stdout] | [INFO] [stdout] 206 | pub fn iter(&self) -> IterScAIList { [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] 206 | pub fn iter(&self) -> IterScAIList<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:215:17 [INFO] [stdout] | [INFO] [stdout] 215 | pub fn find(&self, start: u32, stop: u32) -> IterFind { [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] 215 | pub fn find(&self, start: u32, stop: u32) -> IterFind<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.43s [INFO] running `Command { std: "docker" "inspect" "6020dc2f0f723aff485c3f0802494e4375a335aeda188a0582338e38113929af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6020dc2f0f723aff485c3f0802494e4375a335aeda188a0582338e38113929af", kill_on_drop: false }` [INFO] [stdout] 6020dc2f0f723aff485c3f0802494e4375a335aeda188a0582338e38113929af