[INFO] fetching crate rab-core 0.4.1...
[INFO] checking rab-core-0.4.1 against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] extracting crate rab-core 0.4.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rab-core 0.4.1
[INFO] finished tweaking crates.io crate rab-core 0.4.1
[INFO] tweaked toml for crates.io crate rab-core 0.4.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rab-core 0.4.1 on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rab-core 0.4.1 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" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ron v0.7.0
[INFO] [stderr]   Downloaded serde_derive v1.0.136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0d1df1fc4c0e10a2b0d8a0e2b2556403a70a4dd3df6342df030dd5f16d02d4bf
[INFO] running `Command { std: "docker" "start" "0d1df1fc4c0e10a2b0d8a0e2b2556403a70a4dd3df6342df030dd5f16d02d4bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d1df1fc4c0e10a2b0d8a0e2b2556403a70a4dd3df6342df030dd5f16d02d4bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0d1df1fc4c0e10a2b0d8a0e2b2556403a70a4dd3df6342df030dd5f16d02d4bf" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d1df1fc4c0e10a2b0d8a0e2b2556403a70a4dd3df6342df030dd5f16d02d4bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0d1df1fc4c0e10a2b0d8a0e2b2556403a70a4dd3df6342df030dd5f16d02d4bf" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking ron v0.7.0
[INFO] [stderr]     Checking rab-core v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]   --> src/build_search.rs:28:37
[INFO] [stdout]    |
[INFO] [stdout] 28 |         for opt in array::IntoIter::new([
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]   --> src/build_search.rs:99:31
[INFO] [stdout]    |
[INFO] [stdout] 99 |     for v in array::IntoIter::new([helmets, chests, arms, waists, legs, talismans])
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/build_search.rs:210:48
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 for couple in array::IntoIter::new([
[INFO] [stdout]     |                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]   --> src/build_search.rs:28:37
[INFO] [stdout]    |
[INFO] [stdout] 28 |         for opt in array::IntoIter::new([
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]   --> src/build_search.rs:99:31
[INFO] [stdout]    |
[INFO] [stdout] 99 |     for v in array::IntoIter::new([helmets, chests, arms, waists, legs, talismans])
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/build_search.rs:210:48
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 for couple in array::IntoIter::new([
[INFO] [stdout]     |                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.04s
[INFO] running `Command { std: "docker" "inspect" "0d1df1fc4c0e10a2b0d8a0e2b2556403a70a4dd3df6342df030dd5f16d02d4bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d1df1fc4c0e10a2b0d8a0e2b2556403a70a4dd3df6342df030dd5f16d02d4bf", kill_on_drop: false }`
[INFO] [stdout] 0d1df1fc4c0e10a2b0d8a0e2b2556403a70a4dd3df6342df030dd5f16d02d4bf
