[INFO] fetching crate midi-reader-writer 0.1.3...
[INFO] checking midi-reader-writer-0.1.3 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate midi-reader-writer 0.1.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate midi-reader-writer 0.1.3
[INFO] finished tweaking crates.io crate midi-reader-writer 0.1.3
[INFO] tweaked toml for crates.io crate midi-reader-writer 0.1.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate midi-reader-writer 0.1.3 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate midi-reader-writer 0.1.3 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea7c6e1a1c9e3544e5ba6e61bd2b92aa7dad3dc00142f727ddd9e97e1845048f
[INFO] running `Command { std: "docker" "start" "-a" "ea7c6e1a1c9e3544e5ba6e61bd2b92aa7dad3dc00142f727ddd9e97e1845048f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea7c6e1a1c9e3544e5ba6e61bd2b92aa7dad3dc00142f727ddd9e97e1845048f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea7c6e1a1c9e3544e5ba6e61bd2b92aa7dad3dc00142f727ddd9e97e1845048f", kill_on_drop: false }`
[INFO] [stdout] ea7c6e1a1c9e3544e5ba6e61bd2b92aa7dad3dc00142f727ddd9e97e1845048f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4fa773e68f418fb3921fb444167f316b399eebcb7b089a9aec08697f6dcf403
[INFO] running `Command { std: "docker" "start" "-a" "a4fa773e68f418fb3921fb444167f316b399eebcb7b089a9aec08697f6dcf403", kill_on_drop: false }`
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]     Checking timestamp-stretcher v0.1.0
[INFO] [stderr]     Checking midi-reader-writer v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `ConvertTicksToMicroseconds` is never constructed
[INFO] [stdout]    --> src/lib.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub struct ConvertTicksToMicroseconds {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ConvertMicroSecondsToTicks` is never constructed
[INFO] [stdout]    --> src/lib.rs:196:12
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub struct ConvertMicroSecondsToTicks {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `midi-reader-writer` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `ConvertTicksToMicroseconds` is never constructed
[INFO] [stdout]    --> src/lib.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub struct ConvertTicksToMicroseconds {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ConvertMicroSecondsToTicks` is never constructed
[INFO] [stdout]    --> src/lib.rs:196:12
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub struct ConvertMicroSecondsToTicks {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `midi-reader-writer` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a4fa773e68f418fb3921fb444167f316b399eebcb7b089a9aec08697f6dcf403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4fa773e68f418fb3921fb444167f316b399eebcb7b089a9aec08697f6dcf403", kill_on_drop: false }`
[INFO] [stdout] a4fa773e68f418fb3921fb444167f316b399eebcb7b089a9aec08697f6dcf403
