[INFO] fetching crate index_key 0.5.0... [INFO] checking index_key-0.5.0 against try#be699666730c5a1745838222e98e2d85019affdc for pr-134300 [INFO] extracting crate index_key 0.5.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate index_key 0.5.0 on toolchain be699666730c5a1745838222e98e2d85019affdc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+be699666730c5a1745838222e98e2d85019affdc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate index_key 0.5.0 [INFO] finished tweaking crates.io crate index_key 0.5.0 [INFO] tweaked toml for crates.io crate index_key 0.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+be699666730c5a1745838222e98e2d85019affdc" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+be699666730c5a1745838222e98e2d85019affdc" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+be699666730c5a1745838222e98e2d85019affdc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e4bdebdd439b38a887b3badcd4ca3163fe4f4b51111cf179f8b15847c3bc06a4 [INFO] running `Command { std: "docker" "start" "-a" "e4bdebdd439b38a887b3badcd4ca3163fe4f4b51111cf179f8b15847c3bc06a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4bdebdd439b38a887b3badcd4ca3163fe4f4b51111cf179f8b15847c3bc06a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4bdebdd439b38a887b3badcd4ca3163fe4f4b51111cf179f8b15847c3bc06a4", kill_on_drop: false }` [INFO] [stdout] e4bdebdd439b38a887b3badcd4ca3163fe4f4b51111cf179f8b15847c3bc06a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+be699666730c5a1745838222e98e2d85019affdc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e9d0a6ed88933e0d9654c6f9f50b22d52e6dd3682dd50bf0c2daeeeb995b9c4 [INFO] running `Command { std: "docker" "start" "-a" "0e9d0a6ed88933e0d9654c6f9f50b22d52e6dd3682dd50bf0c2daeeeb995b9c4", kill_on_drop: false }` [INFO] [stderr] Checking index_key v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/lib.rs:324:51 [INFO] [stdout] | [INFO] [stdout] 324 | for b1 in [0u16, 1, u16::max_value()].into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 324 | for b1 in [0u16, 1, u16::max_value()].iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 324 - for b1 in [0u16, 1, u16::max_value()].into_iter() { [INFO] [stdout] 324 + for b1 in [0u16, 1, u16::max_value()] { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/lib.rs:325:55 [INFO] [stdout] | [INFO] [stdout] 325 | for b2 in [0u16, 1, u16::max_value()].into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 325 | for b2 in [0u16, 1, u16::max_value()].iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 325 - for b2 in [0u16, 1, u16::max_value()].into_iter() { [INFO] [stdout] 325 + for b2 in [0u16, 1, u16::max_value()] { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "0e9d0a6ed88933e0d9654c6f9f50b22d52e6dd3682dd50bf0c2daeeeb995b9c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e9d0a6ed88933e0d9654c6f9f50b22d52e6dd3682dd50bf0c2daeeeb995b9c4", kill_on_drop: false }` [INFO] [stdout] 0e9d0a6ed88933e0d9654c6f9f50b22d52e6dd3682dd50bf0c2daeeeb995b9c4