[INFO] fetching crate dovepipe 0.1.6...
[INFO] testing dovepipe-0.1.6 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate dovepipe 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate dovepipe 0.1.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate dovepipe 0.1.6
[INFO] tweaked toml for crates.io crate dovepipe 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dovepipe 0.1.6 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dovepipe 0.1.6 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6f814d2ac05d65233e6855e0b2232c11e305a5fe794186e275bd04819a5ef61
[INFO] running `Command { std: "docker" "start" "-a" "c6f814d2ac05d65233e6855e0b2232c11e305a5fe794186e275bd04819a5ef61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6f814d2ac05d65233e6855e0b2232c11e305a5fe794186e275bd04819a5ef61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f814d2ac05d65233e6855e0b2232c11e305a5fe794186e275bd04819a5ef61", kill_on_drop: false }`
[INFO] [stdout] c6f814d2ac05d65233e6855e0b2232c11e305a5fe794186e275bd04819a5ef61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c3a843b4414d32a18f9b4960fd37e60656052db8ec7fc3786773439fcadf3d15
[INFO] running `Command { std: "docker" "start" "-a" "c3a843b4414d32a18f9b4960fd37e60656052db8ec7fc3786773439fcadf3d15", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling dovepipe v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `destruct` is never used
[INFO] [stdout]   --> src/reciever.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 20 | trait ProgressTracker {
[INFO] [stdout]    |       --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 23 |     async fn destruct(&self);
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `filename` is never read
[INFO] [stdout]   --> src/reciever.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct FileProgTrack {
[INFO] [stdout]    |        ------------- field in this struct
[INFO] [stdout] 27 |     filename: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.47s
[INFO] running `Command { std: "docker" "inspect" "c3a843b4414d32a18f9b4960fd37e60656052db8ec7fc3786773439fcadf3d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3a843b4414d32a18f9b4960fd37e60656052db8ec7fc3786773439fcadf3d15", kill_on_drop: false }`
[INFO] [stdout] c3a843b4414d32a18f9b4960fd37e60656052db8ec7fc3786773439fcadf3d15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 67752d9b8853ab7c879d6b690523ba7861a82d8738472afaa20721a8d744dfcb
[INFO] running `Command { std: "docker" "start" "-a" "67752d9b8853ab7c879d6b690523ba7861a82d8738472afaa20721a8d744dfcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling dovepipe v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `destruct` is never used
[INFO] [stdout]   --> src/reciever.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 20 | trait ProgressTracker {
[INFO] [stdout]    |       --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 23 |     async fn destruct(&self);
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `filename` is never read
[INFO] [stdout]   --> src/reciever.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct FileProgTrack {
[INFO] [stdout]    |        ------------- field in this struct
[INFO] [stdout] 27 |     filename: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `destruct` is never used
[INFO] [stdout]   --> src/reciever.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 20 | trait ProgressTracker {
[INFO] [stdout]    |       --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 23 |     async fn destruct(&self);
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `filename` is never read
[INFO] [stdout]   --> src/reciever.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct FileProgTrack {
[INFO] [stdout]    |        ------------- field in this struct
[INFO] [stdout] 27 |     filename: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.95s
[INFO] running `Command { std: "docker" "inspect" "67752d9b8853ab7c879d6b690523ba7861a82d8738472afaa20721a8d744dfcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67752d9b8853ab7c879d6b690523ba7861a82d8738472afaa20721a8d744dfcb", kill_on_drop: false }`
[INFO] [stdout] 67752d9b8853ab7c879d6b690523ba7861a82d8738472afaa20721a8d744dfcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 63d403dd7ad4223883994de207ac195dd0bcdaa4c5e73b52a1e46fbda725ada6
[INFO] running `Command { std: "docker" "start" "-a" "63d403dd7ad4223883994de207ac195dd0bcdaa4c5e73b52a1e46fbda725ada6", kill_on_drop: false }`
[INFO] [stderr] warning: method `destruct` is never used
[INFO] [stderr]   --> src/reciever.rs:23:14
[INFO] [stderr]    |
[INFO] [stderr] 20 | trait ProgressTracker {
[INFO] [stderr]    |       --------------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 23 |     async fn destruct(&self);
[INFO] [stderr]    |              ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `filename` is never read
[INFO] [stderr]   --> src/reciever.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | struct FileProgTrack {
[INFO] [stderr]    |        ------------- field in this struct
[INFO] [stderr] 27 |     filename: String,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dovepipe` (lib) generated 2 warnings
[INFO] [stderr] warning: `dovepipe` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/dovepipe-1a163ea013f9ea4d)
[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" "63d403dd7ad4223883994de207ac195dd0bcdaa4c5e73b52a1e46fbda725ada6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d403dd7ad4223883994de207ac195dd0bcdaa4c5e73b52a1e46fbda725ada6", kill_on_drop: false }`
[INFO] [stdout] 63d403dd7ad4223883994de207ac195dd0bcdaa4c5e73b52a1e46fbda725ada6