[INFO] fetching crate sauron-core 0.43.10...
[INFO] checking sauron-core-0.43.10 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate sauron-core 0.43.10 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate sauron-core 0.43.10 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sauron-core 0.43.10
[INFO] finished tweaking crates.io crate sauron-core 0.43.10
[INFO] tweaked toml for crates.io crate sauron-core 0.43.10 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 913823ee70385420a91939e98e14dcd41a26ccc2037a195b16d6f74e4010c77c
[INFO] running `Command { std: "docker" "start" "-a" "913823ee70385420a91939e98e14dcd41a26ccc2037a195b16d6f74e4010c77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "913823ee70385420a91939e98e14dcd41a26ccc2037a195b16d6f74e4010c77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "913823ee70385420a91939e98e14dcd41a26ccc2037a195b16d6f74e4010c77c", kill_on_drop: false }`
[INFO] [stdout] 913823ee70385420a91939e98e14dcd41a26ccc2037a195b16d6f74e4010c77c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 421273c571966c0d5fe8dc9c9a92574d2f83e4eaea6cc935034e2304b881dc8f
[INFO] running `Command { std: "docker" "start" "-a" "421273c571966c0d5fe8dc9c9a92574d2f83e4eaea6cc935034e2304b881dc8f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.78
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bumpalo v3.8.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.78
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking either v1.6.1
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[INFO] [stderr]    Compiling rustc_version v0.4.0
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[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
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[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.78
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[INFO] [stderr]     Checking sauron-core v0.43.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `bench_view_builing_100_child_nodes`
[INFO] [stdout]   --> benches/bench_view_performance.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn bench_view_builing_100_child_nodes(c: &mut Criterion) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `criterion::Criterion::<M>::bench_functions`: Please use BenchmarkGroups instead.
[INFO] [stdout]    --> benches/nodes_benchmark.rs:589:7
[INFO] [stdout]     |
[INFO] [stdout] 589 |     c.bench_functions(
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.20s
[INFO] running `Command { std: "docker" "inspect" "421273c571966c0d5fe8dc9c9a92574d2f83e4eaea6cc935034e2304b881dc8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "421273c571966c0d5fe8dc9c9a92574d2f83e4eaea6cc935034e2304b881dc8f", kill_on_drop: false }`
[INFO] [stdout] 421273c571966c0d5fe8dc9c9a92574d2f83e4eaea6cc935034e2304b881dc8f