[INFO] cloning repository https://github.com/jordins/metronome [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jordins/metronome" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjordins%2Fmetronome", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjordins%2Fmetronome'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3708e3cedb1f701c2e7d6bed9353db5eb9ca644e [INFO] checking jordins/metronome against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjordins%2Fmetronome" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jordins/metronome on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jordins/metronome [INFO] finished tweaking git repo https://github.com/jordins/metronome [INFO] tweaked toml for git repo https://github.com/jordins/metronome written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/jordins/metronome already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ed720e2b85b960a82c5552196b34ef86732f7434ae314b2c0acaa1d3cc11df24 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ed720e2b85b960a82c5552196b34ef86732f7434ae314b2c0acaa1d3cc11df24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed720e2b85b960a82c5552196b34ef86732f7434ae314b2c0acaa1d3cc11df24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed720e2b85b960a82c5552196b34ef86732f7434ae314b2c0acaa1d3cc11df24", kill_on_drop: false }` [INFO] [stdout] ed720e2b85b960a82c5552196b34ef86732f7434ae314b2c0acaa1d3cc11df24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e7218151a68ec97d299aff72c78524061bad2ecb7b9fef8197b34089f02bfff [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2e7218151a68ec97d299aff72c78524061bad2ecb7b9fef8197b34089f02bfff", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking claxon v0.4.3 [INFO] [stderr] Compiling minimp3-sys v0.3.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Checking ogg v0.8.0 [INFO] [stderr] Checking lewton v0.10.2 [INFO] [stderr] Checking nix v0.15.0 [INFO] [stderr] Checking alsa-sys v0.3.1 [INFO] [stderr] Checking slice-deque v0.3.0 [INFO] [stderr] Checking alsa v0.4.3 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking minimp3 v0.5.1 [INFO] [stderr] Checking cpal v0.13.1 [INFO] [stderr] Checking rodio v0.13.0 [INFO] [stderr] Checking metronome v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `Text` [INFO] [stdout] --> src/main.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | Text, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Text` [INFO] [stdout] --> src/main.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | Text, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 36.24s [INFO] running `Command { std: "docker" "inspect" "2e7218151a68ec97d299aff72c78524061bad2ecb7b9fef8197b34089f02bfff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e7218151a68ec97d299aff72c78524061bad2ecb7b9fef8197b34089f02bfff", kill_on_drop: false }` [INFO] [stdout] 2e7218151a68ec97d299aff72c78524061bad2ecb7b9fef8197b34089f02bfff