[INFO] fetching crate mn 0.2.1... [INFO] checking mn-0.2.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate mn 0.2.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate mn 0.2.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate mn 0.2.1 [INFO] finished tweaking crates.io crate mn 0.2.1 [INFO] tweaked toml for crates.io crate mn 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded line-wrap v0.1.1 [INFO] [stderr] Downloaded clang-sys v1.0.1 [INFO] [stderr] Downloaded shell-words v0.1.0 [INFO] [stderr] Downloaded libloading v0.6.3 [INFO] [stderr] Downloaded directories v1.0.2 [INFO] [stderr] Downloaded libssh2-sys v0.2.19 [INFO] [stderr] Downloaded git2 v0.7.5 [INFO] [stderr] Downloaded bindgen v0.55.1 [INFO] [stderr] Downloaded onig v5.0.0 [INFO] [stderr] Downloaded open v1.4.0 [INFO] [stderr] Downloaded console v0.6.2 [INFO] [stderr] Downloaded content_inspector v0.2.4 [INFO] [stderr] Downloaded darling_macro v0.9.0 [INFO] [stderr] Downloaded darling v0.9.0 [INFO] [stderr] Downloaded roff v0.1.0 [INFO] [stderr] Downloaded libgit2-sys v0.7.11 [INFO] [stderr] Downloaded clicolors-control v0.2.0 [INFO] [stderr] Downloaded man v0.3.0 [INFO] [stderr] Downloaded plist v0.4.2 [INFO] [stderr] Downloaded ansi_colours v1.0.1 [INFO] [stderr] Downloaded darling_core v0.9.0 [INFO] [stderr] Downloaded strsim v0.7.0 [INFO] [stderr] Downloaded derive_builder_core v0.5.0 [INFO] [stderr] Downloaded syntect v3.3.0 [INFO] [stderr] Downloaded onig_sys v69.5.1 [INFO] [stderr] Downloaded prettyprint v0.3.0 [INFO] [stderr] Downloaded derive_builder v0.7.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f538804c19716959b67ccb8f0b033894985510780fb8218ddf79a85d815654f8 [INFO] running `Command { std: "docker" "start" "-a" "f538804c19716959b67ccb8f0b033894985510780fb8218ddf79a85d815654f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f538804c19716959b67ccb8f0b033894985510780fb8218ddf79a85d815654f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f538804c19716959b67ccb8f0b033894985510780fb8218ddf79a85d815654f8", kill_on_drop: false }` [INFO] [stdout] f538804c19716959b67ccb8f0b033894985510780fb8218ddf79a85d815654f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 410ee061045f61798efdc2f027cd2323d9d14479340041b21233fcafa696fe57 [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" "410ee061045f61798efdc2f027cd2323d9d14479340041b21233fcafa696fe57", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling serde_json v1.0.58 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking rustc-demangle v0.1.17 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Compiling derive_builder v0.7.2 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking roff v0.1.0 [INFO] [stderr] Checking shell-words v0.1.0 [INFO] [stderr] Checking open v1.4.0 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling curl-sys v0.4.36+curl-7.71.1 [INFO] [stderr] Compiling libssh2-sys v0.2.19 [INFO] [stderr] Checking instant v0.1.7 [INFO] [stderr] Compiling libgit2-sys v0.7.11 [INFO] [stderr] Compiling ansi_colours v1.0.1 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking line-wrap v0.1.1 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking yaml-rust v0.4.4 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking man v0.3.0 [INFO] [stderr] Compiling libloading v0.6.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking clicolors-control v0.2.0 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking directories v1.0.2 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Checking plist v0.4.2 [INFO] [stderr] Compiling darling_core v0.9.0 [INFO] [stderr] Checking content_inspector v0.2.4 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling clang-sys v1.0.1 [INFO] [stderr] Checking backtrace v0.3.51 [INFO] [stderr] Checking flate2 v1.0.18 [INFO] [stderr] Checking error-chain v0.12.4 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Checking console v0.6.2 [INFO] [stderr] Compiling darling_macro v0.9.0 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Compiling bindgen v0.55.1 [INFO] [stderr] Compiling darling v0.9.0 [INFO] [stderr] Compiling derive_builder_core v0.5.0 [INFO] [stderr] Compiling onig_sys v69.5.1 [INFO] [stderr] Checking onig v5.0.0 [INFO] [stderr] Checking syntect v3.3.0 [INFO] [stderr] Checking git2 v0.7.5 [INFO] [stderr] Checking prettyprint v0.3.0 [INFO] [stderr] Checking mn v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: 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/bin/generate-docs.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [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] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 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/bin/generate-docs.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [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] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stdout] --> src/main.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | open::that(&full_path).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stdout] --> src/main.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | open::that(&full_path).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 15s [INFO] running `Command { std: "docker" "inspect" "410ee061045f61798efdc2f027cd2323d9d14479340041b21233fcafa696fe57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "410ee061045f61798efdc2f027cd2323d9d14479340041b21233fcafa696fe57", kill_on_drop: false }` [INFO] [stdout] 410ee061045f61798efdc2f027cd2323d9d14479340041b21233fcafa696fe57