[INFO] fetching crate asyncra 0.1.0...
[INFO] checking asyncra-0.1.0 against try#fc545c6b951a304df08b327c158f92678582f435 for pr-140557-1
[INFO] extracting crate asyncra 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate asyncra 0.1.0 on toolchain fc545c6b951a304df08b327c158f92678582f435
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate asyncra 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate asyncra 0.1.0
[INFO] tweaked toml for crates.io crate asyncra 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate asyncra 0.1.0 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" "+fc545c6b951a304df08b327c158f92678582f435" "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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f61519f4a8a371ed9556098f3c10812d8c2888b07330abf7dcba34b10ff5cd37
[INFO] running `Command { std: "docker" "start" "-a" "f61519f4a8a371ed9556098f3c10812d8c2888b07330abf7dcba34b10ff5cd37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f61519f4a8a371ed9556098f3c10812d8c2888b07330abf7dcba34b10ff5cd37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f61519f4a8a371ed9556098f3c10812d8c2888b07330abf7dcba34b10ff5cd37", kill_on_drop: false }`
[INFO] [stdout] f61519f4a8a371ed9556098f3c10812d8c2888b07330abf7dcba34b10ff5cd37
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f078403d473b31186f910fcd632f2b62e2ea07c43ee0cb4e2783c69cdec31743
[INFO] running `Command { std: "docker" "start" "-a" "f078403d473b31186f910fcd632f2b62e2ea07c43ee0cb4e2783c69cdec31743", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking clap_lex v0.7.3
[INFO] [stderr]     Checking itoa v1.0.13
[INFO] [stderr]     Checking clap_builder v4.5.21
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking itertools v0.10.5
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[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]     Checking parking_lot v0.12.3
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[INFO] [stderr]     Checking downcast-rs v1.2.1
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[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling asyncra_macros v0.2.0
[INFO] [stderr]     Checking tokio v1.41.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-executor v0.3.31
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[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking asyncra v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used
[INFO] [stdout]   --> tests/unit.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         join!(first, second);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]   --> tests/unit.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         join!(first, second);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used
[INFO] [stdout]   --> benches/bench.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     join!(first, second);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]   --> benches/bench.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     join!(first, second);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used
[INFO] [stdout]   --> benches/bench.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     join!(first, second);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]   --> benches/bench.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     join!(first, second);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used
[INFO] [stdout]   --> benches/bench.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     join!(first, second);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]   --> benches/bench.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     join!(first, second);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used
[INFO] [stdout]    --> benches/bench.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     join!(first, second);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]    --> benches/bench.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     join!(first, second);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `$crate::join` which comes from the expansion of the macro `join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.71s
[INFO] running `Command { std: "docker" "inspect" "f078403d473b31186f910fcd632f2b62e2ea07c43ee0cb4e2783c69cdec31743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f078403d473b31186f910fcd632f2b62e2ea07c43ee0cb4e2783c69cdec31743", kill_on_drop: false }`
[INFO] [stdout] f078403d473b31186f910fcd632f2b62e2ea07c43ee0cb4e2783c69cdec31743