[INFO] fetching crate async-condvar-fair 1.0.0...
[INFO] checking async-condvar-fair-1.0.0 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate async-condvar-fair 1.0.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate async-condvar-fair 1.0.0 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-condvar-fair 1.0.0
[INFO] finished tweaking crates.io crate async-condvar-fair 1.0.0
[INFO] tweaked toml for crates.io crate async-condvar-fair 1.0.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-channel v2.1.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bdc149504e79a08fe93b4ee7c0374671b7f96e5b54cc1e315aa4496b8635a9b
[INFO] running `Command { std: "docker" "start" "-a" "2bdc149504e79a08fe93b4ee7c0374671b7f96e5b54cc1e315aa4496b8635a9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bdc149504e79a08fe93b4ee7c0374671b7f96e5b54cc1e315aa4496b8635a9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bdc149504e79a08fe93b4ee7c0374671b7f96e5b54cc1e315aa4496b8635a9b", kill_on_drop: false }`
[INFO] [stdout] 2bdc149504e79a08fe93b4ee7c0374671b7f96e5b54cc1e315aa4496b8635a9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37702bd1588c3323a607a85b7e3ef568947003c4b5bc0b1a98fb4a6b0d7729e2
[INFO] running `Command { std: "docker" "start" "-a" "37702bd1588c3323a607a85b7e3ef568947003c4b5bc0b1a98fb4a6b0d7729e2", kill_on_drop: false }`
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[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking async-task v4.7.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking futures-lite v2.2.0
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[INFO] [stderr]     Checking event-listener v4.0.3
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[INFO] [stderr]    Compiling futures-macro v0.3.30
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[INFO] [stderr]     Checking event-listener-strategy v0.4.0
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[INFO] [stderr]    Compiling parking_lot_core v0.8.6
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[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking async-channel v2.1.1
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking dlv-list v0.4.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking async-condvar-fair v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking blocking v1.5.1
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[INFO] [stderr]     Checking async-process v1.8.1
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/test/exhaustive.rs:202:15
[INFO] [stdout]     |
[INFO] [stdout] 202 |           let mut done = &mut record.done[self.chosen.len()];
[INFO] [stdout]     |               ----^^^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/test/cases.rs:140:40
[INFO] [stdout]     |
[INFO] [stdout] 140 |       tasks.push(Box::pin(async move { drop(stop_guard); }));
[INFO] [stdout]     |                                        ^^^^^----------^
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             argument has type `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `Command { std: "docker" "inspect" "37702bd1588c3323a607a85b7e3ef568947003c4b5bc0b1a98fb4a6b0d7729e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37702bd1588c3323a607a85b7e3ef568947003c4b5bc0b1a98fb4a6b0d7729e2", kill_on_drop: false }`
[INFO] [stdout] 37702bd1588c3323a607a85b7e3ef568947003c4b5bc0b1a98fb4a6b0d7729e2
