[INFO] fetching crate e_midi_shared 0.1.4...
[INFO] testing e_midi_shared-0.1.4 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate e_midi_shared 0.1.4 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate e_midi_shared 0.1.4
[INFO] finished tweaking crates.io crate e_midi_shared 0.1.4
[INFO] tweaked toml for crates.io crate e_midi_shared 0.1.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate e_midi_shared 0.1.4 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate e_midi_shared 0.1.4 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49a110671030471903c845c2f002f18500d920a84447460df7f1cf15c8c00ab0
[INFO] running `Command { std: "docker" "start" "-a" "49a110671030471903c845c2f002f18500d920a84447460df7f1cf15c8c00ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49a110671030471903c845c2f002f18500d920a84447460df7f1cf15c8c00ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a110671030471903c845c2f002f18500d920a84447460df7f1cf15c8c00ab0", kill_on_drop: false }`
[INFO] [stdout] 49a110671030471903c845c2f002f18500d920a84447460df7f1cf15c8c00ab0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3eb0420175f689d98d9fcdad9de888f4e55e2d324b35232231d0a3f25a164c3
[INFO] running `Command { std: "docker" "start" "-a" "a3eb0420175f689d98d9fcdad9de888f4e55e2d324b35232231d0a3f25a164c3", kill_on_drop: false }`
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[INFO] [stderr]    Compiling e_midi_shared v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::types::*`
[INFO] [stdout]  --> src/ipc/events.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::types::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/ipc/music_sync_publisher.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private item shadows public glob re-export
[INFO] [stdout]   --> src/ipc/mod.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | use crate::ipc::events::IpcEventSender;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the name `IpcEventSender` in the type namespace is supposed to be publicly re-exported here
[INFO] [stdout]   --> src/ipc/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use events::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] note: but the private item here shadows it
[INFO] [stdout]   --> src/ipc/mod.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | use crate::ipc::events::IpcEventSender;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(hidden_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `event_buffer` is never read
[INFO] [stdout]   --> src/ipc/subscriber.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct EventSubscriber {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     event_buffer: VecDeque<Event>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EventSubscriber` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "a3eb0420175f689d98d9fcdad9de888f4e55e2d324b35232231d0a3f25a164c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3eb0420175f689d98d9fcdad9de888f4e55e2d324b35232231d0a3f25a164c3", kill_on_drop: false }`
[INFO] [stdout] a3eb0420175f689d98d9fcdad9de888f4e55e2d324b35232231d0a3f25a164c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1271b90f6dfafcb4fb1a774f667adccb0972da4ed4dd105ff21434c5877a91cd
[INFO] running `Command { std: "docker" "start" "-a" "1271b90f6dfafcb4fb1a774f667adccb0972da4ed4dd105ff21434c5877a91cd", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `super::types::*`
[INFO] [stdout]  --> src/ipc/events.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::types::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/ipc/music_sync_publisher.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private item shadows public glob re-export
[INFO] [stdout]   --> src/ipc/mod.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | use crate::ipc::events::IpcEventSender;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the name `IpcEventSender` in the type namespace is supposed to be publicly re-exported here
[INFO] [stdout]   --> src/ipc/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use events::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] note: but the private item here shadows it
[INFO] [stdout]   --> src/ipc/mod.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | use crate::ipc::events::IpcEventSender;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(hidden_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `event_buffer` is never read
[INFO] [stdout]   --> src/ipc/subscriber.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct EventSubscriber {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     event_buffer: VecDeque<Event>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EventSubscriber` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling e_midi_shared v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::types::*`
[INFO] [stdout]  --> src/ipc/events.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::types::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/ipc/music_sync_publisher.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private item shadows public glob re-export
[INFO] [stdout]   --> src/ipc/mod.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | use crate::ipc::events::IpcEventSender;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the name `IpcEventSender` in the type namespace is supposed to be publicly re-exported here
[INFO] [stdout]   --> src/ipc/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use events::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] note: but the private item here shadows it
[INFO] [stdout]   --> src/ipc/mod.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | use crate::ipc::events::IpcEventSender;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(hidden_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `event_buffer` is never read
[INFO] [stdout]   --> src/ipc/subscriber.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct EventSubscriber {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     event_buffer: VecDeque<Event>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EventSubscriber` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "1271b90f6dfafcb4fb1a774f667adccb0972da4ed4dd105ff21434c5877a91cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1271b90f6dfafcb4fb1a774f667adccb0972da4ed4dd105ff21434c5877a91cd", kill_on_drop: false }`
[INFO] [stdout] 1271b90f6dfafcb4fb1a774f667adccb0972da4ed4dd105ff21434c5877a91cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c529f7f4923309b0b5917393a2e90f8d63875dcf518445065d1a31c6c4df65ef
[INFO] running `Command { std: "docker" "start" "-a" "c529f7f4923309b0b5917393a2e90f8d63875dcf518445065d1a31c6c4df65ef", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `super::types::*`
[INFO] [stderr]  --> src/ipc/events.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use super::types::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]  --> src/ipc/music_sync_publisher.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::sync::Arc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: private item shadows public glob re-export
[INFO] [stderr]   --> src/ipc/mod.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | use crate::ipc::events::IpcEventSender;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the name `IpcEventSender` in the type namespace is supposed to be publicly re-exported here
[INFO] [stderr]   --> src/ipc/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub use events::*;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] note: but the private item here shadows it
[INFO] [stderr]   --> src/ipc/mod.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | use crate::ipc::events::IpcEventSender;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(hidden_glob_reexports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `event_buffer` is never read
[INFO] [stderr]   --> src/ipc/subscriber.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct EventSubscriber {
[INFO] [stderr]    |            --------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 22 |     event_buffer: VecDeque<Event>,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `EventSubscriber` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `e_midi_shared` (lib) generated 4 warnings (run `cargo fix --lib -p e_midi_shared` to apply 2 suggestions)
[INFO] [stderr] warning: `e_midi_shared` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/e_midi_shared-5400dd47ab11bace)
[INFO] [stderr]    Doc-tests e_midi_shared
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c529f7f4923309b0b5917393a2e90f8d63875dcf518445065d1a31c6c4df65ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c529f7f4923309b0b5917393a2e90f8d63875dcf518445065d1a31c6c4df65ef", kill_on_drop: false }`
[INFO] [stdout] c529f7f4923309b0b5917393a2e90f8d63875dcf518445065d1a31c6c4df65ef