[INFO] cloning repository https://github.com/mfreeman451/rperf [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mfreeman451/rperf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfreeman451%2Frperf", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfreeman451%2Frperf'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 72a02ce0142e7d4da68126ed41522191785824da [INFO] checking mfreeman451/rperf against try#b4c55082edd8dec08ce8af276d7054d9c4db20c4 for pr-147984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfreeman451%2Frperf" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mfreeman451/rperf [INFO] finished tweaking git repo https://github.com/mfreeman451/rperf [INFO] tweaked toml for git repo https://github.com/mfreeman451/rperf written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mfreeman451/rperf on toolchain b4c55082edd8dec08ce8af276d7054d9c4db20c4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mfreeman451/rperf 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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded simple-error v0.2.3 [INFO] [stderr] Downloaded core_affinity v0.5.10 [INFO] [stderr] Downloaded clap v2.33.4 [INFO] [stderr] Downloaded nix v0.20.2 [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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 498b3dd78bcb911cd82d9a6351b2f950edba08ee72f8461805dbe35b05a82917 [INFO] running `Command { std: "docker" "start" "-a" "498b3dd78bcb911cd82d9a6351b2f950edba08ee72f8461805dbe35b05a82917", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "498b3dd78bcb911cd82d9a6351b2f950edba08ee72f8461805dbe35b05a82917", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "498b3dd78bcb911cd82d9a6351b2f950edba08ee72f8461805dbe35b05a82917", kill_on_drop: false }` [INFO] [stdout] 498b3dd78bcb911cd82d9a6351b2f950edba08ee72f8461805dbe35b05a82917 [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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70fa5351c78fdf966ac42f9da7d477f049d519f7d7051411f9b8108f8183b0e0 [INFO] running `Command { std: "docker" "start" "-a" "70fa5351c78fdf966ac42f9da7d477f049d519f7d7051411f9b8108f8183b0e0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Checking log v0.4.26 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking humantime v2.2.0 [INFO] [stderr] Checking iana-time-zone v0.1.61 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking simple-error v0.2.3 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Checking chrono v0.4.40 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking nix v0.20.2 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking clap v2.33.4 [INFO] [stderr] Checking core_affinity v0.5.10 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking ctrlc v3.4.5 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking serde_json v1.0.140 [INFO] [stderr] Checking rperf v0.1.23 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/client.rs:152:45 [INFO] [stdout] | [INFO] [stdout] 152 | let mut parallel_streams: Vec>> = [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 152 - let mut parallel_streams: Vec>> = [INFO] [stdout] 152 + let mut parallel_streams: Vec>> = [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/server.rs:59:45 [INFO] [stdout] | [INFO] [stdout] 59 | let mut parallel_streams: Vec>> = Vec::new(); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 59 - let mut parallel_streams: Vec>> = Vec::new(); [INFO] [stdout] 59 + let mut parallel_streams: Vec>> = Vec::new(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/client.rs:152:45 [INFO] [stdout] | [INFO] [stdout] 152 | let mut parallel_streams: Vec>> = [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 152 - let mut parallel_streams: Vec>> = [INFO] [stdout] 152 + let mut parallel_streams: Vec>> = [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/server.rs:59:45 [INFO] [stdout] | [INFO] [stdout] 59 | let mut parallel_streams: Vec>> = Vec::new(); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 59 - let mut parallel_streams: Vec>> = Vec::new(); [INFO] [stdout] 59 + let mut parallel_streams: Vec>> = Vec::new(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.83s [INFO] running `Command { std: "docker" "inspect" "70fa5351c78fdf966ac42f9da7d477f049d519f7d7051411f9b8108f8183b0e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70fa5351c78fdf966ac42f9da7d477f049d519f7d7051411f9b8108f8183b0e0", kill_on_drop: false }` [INFO] [stdout] 70fa5351c78fdf966ac42f9da7d477f049d519f7d7051411f9b8108f8183b0e0