[INFO] cloning repository https://github.com/TheGizmoDojo/UltrasonicPiPiano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheGizmoDojo/UltrasonicPiPiano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheGizmoDojo%2FUltrasonicPiPiano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheGizmoDojo%2FUltrasonicPiPiano'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ceb3f3be1a3455b58d4c22a1f5fad547135ab97d [INFO] checking TheGizmoDojo/UltrasonicPiPiano against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheGizmoDojo%2FUltrasonicPiPiano" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TheGizmoDojo/UltrasonicPiPiano on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TheGizmoDojo/UltrasonicPiPiano [INFO] finished tweaking git repo https://github.com/TheGizmoDojo/UltrasonicPiPiano [INFO] tweaked toml for git repo https://github.com/TheGizmoDojo/UltrasonicPiPiano written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/TheGizmoDojo/UltrasonicPiPiano already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dd89e424bf52b29ef3b7f21ff4d3d360dc9f16d70982828043ff95ba25b520b2 [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" "dd89e424bf52b29ef3b7f21ff4d3d360dc9f16d70982828043ff95ba25b520b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd89e424bf52b29ef3b7f21ff4d3d360dc9f16d70982828043ff95ba25b520b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd89e424bf52b29ef3b7f21ff4d3d360dc9f16d70982828043ff95ba25b520b2", kill_on_drop: false }` [INFO] [stdout] dd89e424bf52b29ef3b7f21ff4d3d360dc9f16d70982828043ff95ba25b520b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d90e457058dc7a26beead14d76397c5994a16e56761b0b678919715731e94f9 [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" "0d90e457058dc7a26beead14d76397c5994a16e56761b0b678919715731e94f9", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking cfg-if v0.1.0 [INFO] [stderr] Checking bitflags v0.3.3 [INFO] [stderr] Checking argparse v0.2.1 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking spidev v0.2.1 [INFO] [stderr] Checking sysfs_gpio v0.4.4 [INFO] [stderr] Checking sysfs_gpio v0.5.0 [INFO] [stderr] Checking octasonic v0.1.0 [INFO] [stderr] Checking ultrasonic_piano v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:269:21 [INFO] [stdout] | [INFO] [stdout] 269 | fn shutdown(synth: &Synth, key: &Vec) { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Synth` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:269:21 [INFO] [stdout] | [INFO] [stdout] 269 | fn shutdown(synth: &Synth, key: &Vec) { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Synth` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [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 4.68s [INFO] running `Command { std: "docker" "inspect" "0d90e457058dc7a26beead14d76397c5994a16e56761b0b678919715731e94f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d90e457058dc7a26beead14d76397c5994a16e56761b0b678919715731e94f9", kill_on_drop: false }` [INFO] [stdout] 0d90e457058dc7a26beead14d76397c5994a16e56761b0b678919715731e94f9