[INFO] fetching crate iterate-proc-macro 2.0.0...
[INFO] checking iterate-proc-macro-2.0.0 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate iterate-proc-macro 2.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate iterate-proc-macro 2.0.0 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iterate-proc-macro 2.0.0
[INFO] finished tweaking crates.io crate iterate-proc-macro 2.0.0
[INFO] tweaked toml for crates.io crate iterate-proc-macro 2.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding joinery v2.1.0 (available: v3.1.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b244dfef88530db8c03d594260642bb609918f78a8c1058192c562bfe32c277
[INFO] running `Command { std: "docker" "start" "-a" "4b244dfef88530db8c03d594260642bb609918f78a8c1058192c562bfe32c277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b244dfef88530db8c03d594260642bb609918f78a8c1058192c562bfe32c277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b244dfef88530db8c03d594260642bb609918f78a8c1058192c562bfe32c277", kill_on_drop: false }`
[INFO] [stdout] 4b244dfef88530db8c03d594260642bb609918f78a8c1058192c562bfe32c277
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c337c87a2c54dceba0cc4a0aeccd309168a1a31ff33f30296cf6acc20b44eaa
[INFO] running `Command { std: "docker" "start" "-a" "1c337c87a2c54dceba0cc4a0aeccd309168a1a31ff33f30296cf6acc20b44eaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking joinery v2.1.0
[INFO] [stderr]     Checking iterate-proc-macro v2.0.0 (/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/lib.rs:181:53
[INFO] [stdout]     |
[INFO] [stdout] 181 |                 } => Either::Right(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/lib.rs:181:53
[INFO] [stdout]     |
[INFO] [stdout] 181 |                 } => Either::Right(array::IntoIter::new([
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `Command { std: "docker" "inspect" "1c337c87a2c54dceba0cc4a0aeccd309168a1a31ff33f30296cf6acc20b44eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c337c87a2c54dceba0cc4a0aeccd309168a1a31ff33f30296cf6acc20b44eaa", kill_on_drop: false }`
[INFO] [stdout] 1c337c87a2c54dceba0cc4a0aeccd309168a1a31ff33f30296cf6acc20b44eaa