[INFO] cloning repository https://github.com/asampley/alarm-clock [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asampley/alarm-clock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f7292a70ba0a79bad043694b55cc7cea6577d6a4 [INFO] checking asampley/alarm-clock against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock" "/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/asampley/alarm-clock on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/asampley/alarm-clock [INFO] finished tweaking git repo https://github.com/asampley/alarm-clock [INFO] tweaked toml for git repo https://github.com/asampley/alarm-clock written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/asampley/alarm-clock already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a8d039cf70feba6817eb6d38de348b4024641cda6bb1506c761d8379845eafee [INFO] running `Command { std: "docker" "start" "-a" "a8d039cf70feba6817eb6d38de348b4024641cda6bb1506c761d8379845eafee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8d039cf70feba6817eb6d38de348b4024641cda6bb1506c761d8379845eafee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8d039cf70feba6817eb6d38de348b4024641cda6bb1506c761d8379845eafee", kill_on_drop: false }` [INFO] [stdout] a8d039cf70feba6817eb6d38de348b4024641cda6bb1506c761d8379845eafee [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d70dc24a62d4a2b07dad5d263725f26fb068a92f507db7b66e7aed55a64710f [INFO] running `Command { std: "docker" "start" "-a" "7d70dc24a62d4a2b07dad5d263725f26fb068a92f507db7b66e7aed55a64710f", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling cc v1.0.40 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling pre_table v0.1.0 (/opt/rustwide/workdir/pre_table) [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking rppal v0.12.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Checking rayon-core v1.5.0 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking backtrace v0.3.34 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking midly v0.2.1 [INFO] [stderr] Checking serde v1.0.104 [INFO] [stderr] Checking toml v0.5.5 [INFO] [stderr] Checking mus v0.1.0 (/opt/rustwide/workdir/alarm_clock) [INFO] [stdout] warning: unused import: `thread` [INFO] [stdout] --> alarm_clock/src/tests.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{thread, time}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `HalfHz` [INFO] [stdout] --> alarm_clock/src/circuit/alphanum.rs:20:2 [INFO] [stdout] | [INFO] [stdout] 20 | HalfHz, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `OneHz` [INFO] [stdout] --> alarm_clock/src/circuit/alphanum.rs:21:2 [INFO] [stdout] | [INFO] [stdout] 21 | OneHz, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `TwoHz` [INFO] [stdout] --> alarm_clock/src/circuit/alphanum.rs:22:2 [INFO] [stdout] | [INFO] [stdout] 22 | TwoHz, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> alarm_clock/src/message/mod.rs:53:2 [INFO] [stdout] | [INFO] [stdout] 53 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Blink` [INFO] [stdout] --> alarm_clock/src/message/mod.rs:54:2 [INFO] [stdout] | [INFO] [stdout] 54 | Blink(BlinkRate), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `HalfHz` [INFO] [stdout] --> alarm_clock/src/circuit/alphanum.rs:20:2 [INFO] [stdout] | [INFO] [stdout] 20 | HalfHz, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `OneHz` [INFO] [stdout] --> alarm_clock/src/circuit/alphanum.rs:21:2 [INFO] [stdout] | [INFO] [stdout] 21 | OneHz, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `TwoHz` [INFO] [stdout] --> alarm_clock/src/circuit/alphanum.rs:22:2 [INFO] [stdout] | [INFO] [stdout] 22 | TwoHz, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> alarm_clock/src/message/mod.rs:53:2 [INFO] [stdout] | [INFO] [stdout] 53 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Blink` [INFO] [stdout] --> alarm_clock/src/message/mod.rs:54:2 [INFO] [stdout] | [INFO] [stdout] 54 | Blink(BlinkRate), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.51s [INFO] running `Command { std: "docker" "inspect" "7d70dc24a62d4a2b07dad5d263725f26fb068a92f507db7b66e7aed55a64710f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d70dc24a62d4a2b07dad5d263725f26fb068a92f507db7b66e7aed55a64710f", kill_on_drop: false }` [INFO] [stdout] 7d70dc24a62d4a2b07dad5d263725f26fb068a92f507db7b66e7aed55a64710f