[INFO] fetching crate scailist 0.2.0... [INFO] building scailist-0.2.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate scailist 0.2.0 into /workspace/builds/worker-2-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-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate scailist 0.2.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 73 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7584af2e33033868bb8f2fdac877908d696779ea144830344bac9556b3149ad5 [INFO] running `Command { std: "docker" "start" "-a" "7584af2e33033868bb8f2fdac877908d696779ea144830344bac9556b3149ad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7584af2e33033868bb8f2fdac877908d696779ea144830344bac9556b3149ad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7584af2e33033868bb8f2fdac877908d696779ea144830344bac9556b3149ad5", kill_on_drop: false }` [INFO] [stdout] 7584af2e33033868bb8f2fdac877908d696779ea144830344bac9556b3149ad5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] adbac0e5d0716a54f472f5802e0acbf703a149f40d873166f1103adfd5b05ae2 [INFO] running `Command { std: "docker" "start" "-a" "adbac0e5d0716a54f472f5802e0acbf703a149f40d873166f1103adfd5b05ae2", kill_on_drop: false }` [INFO] [stderr] Compiling 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] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "adbac0e5d0716a54f472f5802e0acbf703a149f40d873166f1103adfd5b05ae2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adbac0e5d0716a54f472f5802e0acbf703a149f40d873166f1103adfd5b05ae2", kill_on_drop: false }` [INFO] [stdout] adbac0e5d0716a54f472f5802e0acbf703a149f40d873166f1103adfd5b05ae2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 40ab3286630681724800239f3ea5afc1ebee1d1dfe9e8a3d87497e43297cd76c [INFO] running `Command { std: "docker" "start" "-a" "40ab3286630681724800239f3ea5afc1ebee1d1dfe9e8a3d87497e43297cd76c", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.5.1 [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] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling scailist v0.2.0 (/opt/rustwide/workdir) [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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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] [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.99s [INFO] running `Command { std: "docker" "inspect" "40ab3286630681724800239f3ea5afc1ebee1d1dfe9e8a3d87497e43297cd76c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40ab3286630681724800239f3ea5afc1ebee1d1dfe9e8a3d87497e43297cd76c", kill_on_drop: false }` [INFO] [stdout] 40ab3286630681724800239f3ea5afc1ebee1d1dfe9e8a3d87497e43297cd76c