[INFO] fetching crate mn 0.2.1... [INFO] testing mn-0.2.1 against 1.60.0 for beta-1.61-1 [INFO] extracting crate mn 0.2.1 into /workspace/builds/worker-114/source [INFO] validating manifest of crates.io crate mn 0.2.1 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-114/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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 directories v1.0.2 [INFO] [stderr] Downloaded derive_builder_core v0.5.0 [INFO] [stderr] Downloaded darling_core v0.9.0 [INFO] [stderr] Downloaded darling_macro v0.9.0 [INFO] [stderr] Downloaded darling v0.9.0 [INFO] [stderr] Downloaded man v0.3.0 [INFO] [stderr] Downloaded shell-words v0.1.0 [INFO] [stderr] Downloaded roff v0.1.0 [INFO] [stderr] Downloaded strsim v0.7.0 [INFO] [stderr] Downloaded ansi_colours v1.1.1 [INFO] [stderr] Downloaded git2 v0.7.5 [INFO] [stderr] Downloaded console v0.6.2 [INFO] [stderr] Downloaded clicolors-control v0.2.0 [INFO] [stderr] Downloaded content_inspector v0.2.4 [INFO] [stderr] Downloaded syntect v3.3.0 [INFO] [stderr] Downloaded onig v5.0.0 [INFO] [stderr] Downloaded plist v0.4.2 [INFO] [stderr] Downloaded pathdiff v0.2.1 [INFO] [stderr] Downloaded open v1.7.1 [INFO] [stderr] Downloaded derive_builder v0.7.2 [INFO] [stderr] Downloaded prettyprint v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 69226f54d6885497bfd6da98190c5370140ffd72427f7589d58d2f5c71da71c6 [INFO] running `Command { std: "docker" "start" "-a" "69226f54d6885497bfd6da98190c5370140ffd72427f7589d58d2f5c71da71c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "69226f54d6885497bfd6da98190c5370140ffd72427f7589d58d2f5c71da71c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69226f54d6885497bfd6da98190c5370140ffd72427f7589d58d2f5c71da71c6", kill_on_drop: false }` [INFO] [stdout] 69226f54d6885497bfd6da98190c5370140ffd72427f7589d58d2f5c71da71c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12c4e673d85440778f8bda2c1e26f16f9c11333f7edc4956f81b3658dd492f2c [INFO] running `Command { std: "docker" "start" "-a" "12c4e673d85440778f8bda2c1e26f16f9c11333f7edc4956f81b3658dd492f2c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.123 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling bindgen v0.56.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling encoding_index_tests v0.1.4 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling parking_lot_core v0.9.2 [INFO] [stderr] Compiling unicode-bidi v0.3.7 [INFO] [stderr] Compiling matches v0.1.9 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling bytemuck v1.9.1 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling xml-rs v0.8.4 [INFO] [stderr] Compiling derive_builder v0.7.2 [INFO] [stderr] Compiling linked-hash-map v0.5.4 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling openssl-probe v0.1.5 [INFO] [stderr] Compiling roff v0.1.0 [INFO] [stderr] Compiling shell-words v0.1.0 [INFO] [stderr] Compiling pathdiff v0.2.1 [INFO] [stderr] Compiling clang-sys v1.3.1 [INFO] [stderr] Compiling libloading v0.7.3 [INFO] [stderr] Compiling tinyvec v1.5.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-japanese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Compiling encoding-index-korean v1.20141219.5 [INFO] [stderr] Compiling encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Compiling line-wrap v0.1.1 [INFO] [stderr] Compiling miniz_oxide v0.5.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling open v1.7.1 [INFO] [stderr] Compiling rgb v0.8.32 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling man v0.3.0 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling ansi_colours v1.1.1 [INFO] [stderr] Compiling encoding v0.2.33 [INFO] [stderr] Compiling plist v0.4.2 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stderr] Compiling content_inspector v0.2.4 [INFO] [stderr] Compiling libz-sys v1.1.5 [INFO] [stderr] Compiling openssl-sys v0.9.72 [INFO] [stderr] Compiling libssh2-sys v0.2.23 [INFO] [stderr] Compiling curl-sys v0.4.53+curl-7.82.0 [INFO] [stderr] Compiling libgit2-sys v0.7.11 [INFO] [stderr] Compiling backtrace v0.3.64 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling clicolors-control v0.2.0 [INFO] [stderr] Compiling flate2 v1.0.23 [INFO] [stderr] Compiling termios v0.3.3 [INFO] [stderr] Compiling directories v1.0.2 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Compiling addr2line v0.17.0 [INFO] [stderr] Compiling parking_lot v0.12.0 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling console v0.6.2 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling darling_core v0.9.0 [INFO] [stderr] Compiling darling_macro v0.9.0 [INFO] [stderr] Compiling darling v0.9.0 [INFO] [stderr] Compiling derive_builder_core v0.5.0 [INFO] [stderr] Compiling onig_sys v69.7.1 [INFO] [stderr] Compiling onig v5.0.0 [INFO] [stderr] Compiling syntect v3.3.0 [INFO] [stderr] Compiling git2 v0.7.5 [INFO] [stderr] Compiling prettyprint v0.3.0 [INFO] [stderr] Compiling mn v0.2.1 (/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/bin/generate-docs.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [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] 17 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 16 - ] [INFO] [stdout] 16 + ] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 13s [INFO] running `Command { std: "docker" "inspect" "12c4e673d85440778f8bda2c1e26f16f9c11333f7edc4956f81b3658dd492f2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12c4e673d85440778f8bda2c1e26f16f9c11333f7edc4956f81b3658dd492f2c", kill_on_drop: false }` [INFO] [stdout] 12c4e673d85440778f8bda2c1e26f16f9c11333f7edc4956f81b3658dd492f2c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dbf30c3957225eed87b54c9cd4551b529100c27c0994cf6c33acdf489aa8c94c [INFO] running `Command { std: "docker" "start" "-a" "dbf30c3957225eed87b54c9cd4551b529100c27c0994cf6c33acdf489aa8c94c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling mn v0.2.1 (/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/bin/generate-docs.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [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] 17 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 16 - ] [INFO] [stdout] 16 + ] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.72s [INFO] running `Command { std: "docker" "inspect" "dbf30c3957225eed87b54c9cd4551b529100c27c0994cf6c33acdf489aa8c94c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbf30c3957225eed87b54c9cd4551b529100c27c0994cf6c33acdf489aa8c94c", kill_on_drop: false }` [INFO] [stdout] dbf30c3957225eed87b54c9cd4551b529100c27c0994cf6c33acdf489aa8c94c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 013d8f42c6f28702bf1c78dc8bca63cca22a61aef67a11ddf8616ef2188eb1c5 [INFO] running `Command { std: "docker" "start" "-a" "013d8f42c6f28702bf1c78dc8bca63cca22a61aef67a11ddf8616ef2188eb1c5", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `Result::::is_ok` that must be used [INFO] [stderr] --> src/main.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | open::that(&full_path).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] 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] [stderr] --> src/bin/generate-docs.rs:17:6 [INFO] [stderr] | [INFO] [stderr] 17 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 17 | .iter() [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or remove `.into_iter()` to iterate by value [INFO] [stderr] | [INFO] [stderr] 16 - ] [INFO] [stderr] 16 + ] [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `mn` (bin "mn" test) generated 1 warning [INFO] [stderr] warning: `mn` (bin "generate-docs" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.23s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/generate_docs-e34552164a47a18f) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mn-5f1bf176f12c4440) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "013d8f42c6f28702bf1c78dc8bca63cca22a61aef67a11ddf8616ef2188eb1c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "013d8f42c6f28702bf1c78dc8bca63cca22a61aef67a11ddf8616ef2188eb1c5", kill_on_drop: false }` [INFO] [stdout] 013d8f42c6f28702bf1c78dc8bca63cca22a61aef67a11ddf8616ef2188eb1c5