[INFO] fetching crate tracers-codegen 0.1.0... [INFO] checking tracers-codegen-0.1.0 against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991 [INFO] extracting crate tracers-codegen 0.1.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate tracers-codegen 0.1.0 on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tracers-codegen 0.1.0 [INFO] finished tweaking crates.io crate tracers-codegen 0.1.0 [INFO] tweaked toml for crates.io crate tracers-codegen 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "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" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5ec9dac24160c20614fda472d5d34190d59c93abcc239e300fb3686964666ab0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5ec9dac24160c20614fda472d5d34190d59c93abcc239e300fb3686964666ab0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ec9dac24160c20614fda472d5d34190d59c93abcc239e300fb3686964666ab0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ec9dac24160c20614fda472d5d34190d59c93abcc239e300fb3686964666ab0", kill_on_drop: false }` [INFO] [stdout] 5ec9dac24160c20614fda472d5d34190d59c93abcc239e300fb3686964666ab0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d795f3ded64ae523ecf1ef9a550e482f547c3ad5915ca6aa4e53400521c6de05 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d795f3ded64ae523ecf1ef9a550e482f547c3ad5915ca6aa4e53400521c6de05", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Compiling humansize v1.1.0 [INFO] [stderr] Compiling askama_escape v0.2.0 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking strsim v0.9.3 [INFO] [stderr] Checking strum v0.16.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking pkg-config v0.3.19 [INFO] [stderr] Checking cc v1.0.62 [INFO] [stderr] Checking fs_extra v1.2.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking syn v1.0.48 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling backtrace v0.3.54 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking toml v0.5.7 [INFO] [stderr] Checking serde_json v1.0.59 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking serde_str v0.1.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling strum_macros v0.16.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking askama_shared v0.8.0 [INFO] [stderr] Checking proc-macro-crate v0.1.5 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking twox-hash v1.6.0 [INFO] [stderr] Checking quickcheck v0.9.2 [INFO] [stderr] Checking cargo_metadata v0.9.1 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Checking addr2line v0.14.0 [INFO] [stderr] Compiling tracers-core v0.1.0 [INFO] [stderr] Checking darling v0.10.2 [INFO] [stderr] Compiling askama_derive v0.8.0 [INFO] [stderr] Compiling quickcheck_macros v0.8.0 [INFO] [stderr] Checking askama v0.8.0 [INFO] [stderr] Checking tracers-codegen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/gen/static/native_code/mod.rs:296:44 [INFO] [stdout] | [INFO] [stdout] 296 | for first_run in [true, false].into_iter() { [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(array_into_iter)]` implied by `#[deny(warnings)]` [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tracers-codegen` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "d795f3ded64ae523ecf1ef9a550e482f547c3ad5915ca6aa4e53400521c6de05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d795f3ded64ae523ecf1ef9a550e482f547c3ad5915ca6aa4e53400521c6de05", kill_on_drop: false }` [INFO] [stdout] d795f3ded64ae523ecf1ef9a550e482f547c3ad5915ca6aa4e53400521c6de05