[INFO] fetching crate linebuffer 0.1.2... [INFO] checking linebuffer-0.1.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate linebuffer 0.1.2 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate linebuffer 0.1.2 [INFO] finished tweaking crates.io crate linebuffer 0.1.2 [INFO] tweaked toml for crates.io crate linebuffer 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate linebuffer 0.1.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 3 packages to latest compatible versions [INFO] [stderr] Adding arraydeque v0.4.5 (available: v0.5.1) [INFO] [stderr] Adding generic-array v0.12.4 (available: v1.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded arraydeque v0.4.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0b8164e41ce9ea4fdcfe44d1e18be9ed26e4e57744a98ed6d95a1ae3128f981e [INFO] running `Command { std: "docker" "start" "-a" "0b8164e41ce9ea4fdcfe44d1e18be9ed26e4e57744a98ed6d95a1ae3128f981e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b8164e41ce9ea4fdcfe44d1e18be9ed26e4e57744a98ed6d95a1ae3128f981e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b8164e41ce9ea4fdcfe44d1e18be9ed26e4e57744a98ed6d95a1ae3128f981e", kill_on_drop: false }` [INFO] [stdout] 0b8164e41ce9ea4fdcfe44d1e18be9ed26e4e57744a98ed6d95a1ae3128f981e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7555a519d4f3edc66a0d0c9be88828d7113921f904e56cb2020157b606af568d [INFO] running `Command { std: "docker" "start" "-a" "7555a519d4f3edc66a0d0c9be88828d7113921f904e56cb2020157b606af568d", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Compiling arraydeque v0.4.5 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking linebuffer v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:128:13 [INFO] [stdout] | [INFO] [stdout] 128 | fn iter(&self) -> arraydeque::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] 128 | fn iter(&self) -> arraydeque::Iter<'_, Entry> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:201:17 [INFO] [stdout] | [INFO] [stdout] 201 | pub fn iter(&self) -> 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] 201 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:128:13 [INFO] [stdout] | [INFO] [stdout] 128 | fn iter(&self) -> arraydeque::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] 128 | fn iter(&self) -> arraydeque::Iter<'_, Entry> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:201:17 [INFO] [stdout] | [INFO] [stdout] 201 | pub fn iter(&self) -> 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] 201 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto` [INFO] [stdout] --> tests/perf_simple.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.41s [INFO] running `Command { std: "docker" "inspect" "7555a519d4f3edc66a0d0c9be88828d7113921f904e56cb2020157b606af568d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7555a519d4f3edc66a0d0c9be88828d7113921f904e56cb2020157b606af568d", kill_on_drop: false }` [INFO] [stdout] 7555a519d4f3edc66a0d0c9be88828d7113921f904e56cb2020157b606af568d