[INFO] cloning repository https://github.com/blt/pipelines [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blt/pipelines" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fpipelines", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fpipelines'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f9865c15178240061f5b2acff6dcb62c0ba09ed1 [INFO] checking blt/pipelines against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fpipelines" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/blt/pipelines [INFO] finished tweaking git repo https://github.com/blt/pipelines [INFO] tweaked toml for git repo https://github.com/blt/pipelines written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/blt/pipelines on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/blt/pipelines 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded plotters-svg v0.3.0 [INFO] [stderr] Downloaded async-trait v0.1.48 [INFO] [stderr] Downloaded half v1.7.1 [INFO] [stderr] Downloaded plotters-backend v0.3.0 [INFO] [stderr] Downloaded criterion v0.3.4 [INFO] [stderr] Downloaded syn v1.0.67 [INFO] [stderr] Downloaded bstr v0.2.15 [INFO] [stderr] Downloaded tokio v1.4.0 [INFO] [stderr] Downloaded plotters v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 55c0f20226404319874f986d0b9493170423523928f38d8724e88fa71df1c9b8 [INFO] running `Command { std: "docker" "start" "-a" "55c0f20226404319874f986d0b9493170423523928f38d8724e88fa71df1c9b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55c0f20226404319874f986d0b9493170423523928f38d8724e88fa71df1c9b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55c0f20226404319874f986d0b9493170423523928f38d8724e88fa71df1c9b8", kill_on_drop: false }` [INFO] [stdout] 55c0f20226404319874f986d0b9493170423523928f38d8724e88fa71df1c9b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a13b155d46d66e4802eb819d56d6fb7a60aeaa846843398bad2f15e6de953838 [INFO] running `Command { std: "docker" "start" "-a" "a13b155d46d66e4802eb819d56d6fb7a60aeaa846843398bad2f15e6de953838", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.91 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking futures-sink v0.3.13 [INFO] [stderr] Checking futures-core v0.3.13 [INFO] [stderr] Compiling tokio v1.4.0 [INFO] [stderr] Compiling async-trait v0.1.48 [INFO] [stderr] Checking futures-io v0.3.13 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking futures-task v0.3.13 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking futures-channel v0.3.13 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking plotters-backend v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking plotters-svg v0.3.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking plotters v0.3.0 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling futures-macro v0.3.13 [INFO] [stderr] Checking futures-util v0.3.13 [INFO] [stderr] Checking criterion v0.3.4 [INFO] [stderr] Checking futures v0.3.13 [INFO] [stderr] Checking pipeline v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/sources/stdin.rs:40:26 [INFO] [stdout] | [INFO] [stdout] 40 | Some(mut event) => { [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/core.rs:61:21 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn iter_mut(&mut self) -> BlockIterMut { [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] 61 | pub fn iter_mut(&mut self) -> BlockIterMut<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/core.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | pub fn iter(&self) -> BlockIter { [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] 67 | pub fn iter(&self) -> BlockIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/sources/stdin.rs:40:26 [INFO] [stdout] | [INFO] [stdout] 40 | Some(mut event) => { [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/core.rs:61:21 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn iter_mut(&mut self) -> BlockIterMut { [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] 61 | pub fn iter_mut(&mut self) -> BlockIterMut<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/core.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | pub fn iter(&self) -> BlockIter { [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] 67 | pub fn iter(&self) -> BlockIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.45s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 12` [INFO] running `Command { std: "docker" "inspect" "a13b155d46d66e4802eb819d56d6fb7a60aeaa846843398bad2f15e6de953838", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a13b155d46d66e4802eb819d56d6fb7a60aeaa846843398bad2f15e6de953838", kill_on_drop: false }` [INFO] [stdout] a13b155d46d66e4802eb819d56d6fb7a60aeaa846843398bad2f15e6de953838