[INFO] fetching crate baildon 0.1.2...
[INFO] checking baildon-0.1.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate baildon 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate baildon 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate baildon 0.1.2
[INFO] tweaked toml for crates.io crate baildon 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate baildon 0.1.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate baildon 0.1.2 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 881adf272209194a4094e489e319ac8c3c391f2b1ef3588de7764535cf9c9777
[INFO] running `Command { std: "docker" "start" "-a" "881adf272209194a4094e489e319ac8c3c391f2b1ef3588de7764535cf9c9777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "881adf272209194a4094e489e319ac8c3c391f2b1ef3588de7764535cf9c9777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "881adf272209194a4094e489e319ac8c3c391f2b1ef3588de7764535cf9c9777", kill_on_drop: false }`
[INFO] [stdout] 881adf272209194a4094e489e319ac8c3c391f2b1ef3588de7764535cf9c9777
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29686db32ae47bf4c5c3d932c0ad983aee494efb615bbfff9d530c905fc83256
[INFO] running `Command { std: "docker" "start" "-a" "29686db32ae47bf4c5c3d932c0ad983aee494efb615bbfff9d530c905fc83256", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.68
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling rustix v0.38.14
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
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[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking ciborium-io v0.2.1
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[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking parking_lot_core v0.9.8
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[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling test-log v0.2.12
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking baildon v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]    --> src/btree/baildon.rs:695:17
[INFO] [stdout]     |
[INFO] [stdout] 695 | /                 futures::executor::block_on(async {
[INFO] [stdout] 696 | |                     let mut nodes_lock = self.nodes.lock().await;
[INFO] [stdout] 697 | |                     for child in node.children() {
[INFO] [stdout] 698 | |                         let child = match self.find_node_with_lock(&mut nodes_lock, child).await {
[INFO] [stdout] ...   |
[INFO] [stdout] 707 | |                     ControlFlow::Continue(())
[INFO] [stdout] 708 | |                 });
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 695 |                 let _ = futures::executor::block_on(async {
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::ops::ControlFlow` that must be used
[INFO] [stdout]    --> src/btree/baildon.rs:695:17
[INFO] [stdout]     |
[INFO] [stdout] 695 | /                 futures::executor::block_on(async {
[INFO] [stdout] 696 | |                     let mut nodes_lock = self.nodes.lock().await;
[INFO] [stdout] 697 | |                     for child in node.children() {
[INFO] [stdout] 698 | |                         let child = match self.find_node_with_lock(&mut nodes_lock, child).await {
[INFO] [stdout] ...   |
[INFO] [stdout] 707 | |                     ControlFlow::Continue(())
[INFO] [stdout] 708 | |                 });
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 695 |                 let _ = futures::executor::block_on(async {
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.18s
[INFO] running `Command { std: "docker" "inspect" "29686db32ae47bf4c5c3d932c0ad983aee494efb615bbfff9d530c905fc83256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29686db32ae47bf4c5c3d932c0ad983aee494efb615bbfff9d530c905fc83256", kill_on_drop: false }`
[INFO] [stdout] 29686db32ae47bf4c5c3d932c0ad983aee494efb615bbfff9d530c905fc83256