[INFO] fetching crate mn 0.2.1... [INFO] checking mn-0.2.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate mn 0.2.1 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate mn 0.2.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 165 packages [INFO] [stderr] Adding ansi_term v0.11.0 (latest: v0.12.1) [INFO] [stderr] Adding base64 v0.10.1 (latest: v0.22.0) [INFO] [stderr] Adding bindgen v0.59.2 (latest: v0.69.4) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding clicolors-control v0.2.0 (latest: v1.0.1) [INFO] [stderr] Adding colored v1.9.4 (latest: v2.1.0) [INFO] [stderr] Adding console v0.6.2 (latest: v0.15.8) [INFO] [stderr] Adding darling v0.9.0 (latest: v0.20.8) [INFO] [stderr] Adding darling_core v0.9.0 (latest: v0.20.8) [INFO] [stderr] Adding darling_macro v0.9.0 (latest: v0.20.8) [INFO] [stderr] Adding derive_builder v0.7.2 (latest: v0.20.0) [INFO] [stderr] Adding derive_builder_core v0.5.0 (latest: v0.20.0) [INFO] [stderr] Adding directories v1.0.2 (latest: v5.0.1) [INFO] [stderr] Adding env_logger v0.9.3 (latest: v0.11.3) [INFO] [stderr] Adding git2 v0.7.5 (latest: v0.18.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding idna v0.1.5 (latest: v0.5.0) [INFO] [stderr] Adding lazy_static v0.2.11 (latest: v1.4.0) [INFO] [stderr] Adding libgit2-sys v0.7.11 (latest: v0.16.2+1.7.2) [INFO] [stderr] Adding libssh2-sys v0.2.23 (latest: v0.3.0) [INFO] [stderr] Adding line-wrap v0.1.1 (latest: v0.2.0) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding onig v5.0.0 (latest: v6.4.0) [INFO] [stderr] Adding open v1.7.1 (latest: v5.1.2) [INFO] [stderr] Adding peeking_take_while v0.1.2 (latest: v1.0.0) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding plist v0.4.2 (latest: v1.6.1) [INFO] [stderr] Adding prettyprint v0.3.0 (latest: v0.8.1) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.3) [INFO] [stderr] Adding roff v0.1.0 (latest: v0.2.1) [INFO] [stderr] Adding shell-words v0.1.0 (latest: v1.1.0) [INFO] [stderr] Adding strsim v0.7.0 (latest: v0.11.1) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding syntect v3.3.0 (latest: v5.2.0) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.0) [INFO] [stderr] Adding which v4.4.2 (latest: v6.0.1) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded plist v0.4.2 [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 clicolors-control v0.2.0 [INFO] [stderr] Downloaded darling_macro v0.9.0 [INFO] [stderr] Downloaded console v0.6.2 [INFO] [stderr] Downloaded man v0.3.0 [INFO] [stderr] Downloaded derive_builder v0.7.2 [INFO] [stderr] Downloaded roff v0.1.0 [INFO] [stderr] Downloaded ansi_colours v1.2.2 [INFO] [stderr] Downloaded darling v0.9.0 [INFO] [stderr] Downloaded onig v5.0.0 [INFO] [stderr] Downloaded onig_sys v69.8.1 [INFO] [stderr] Downloaded syntect v3.3.0 [INFO] [stderr] Downloaded prettyprint v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ff5bdab87c5f434702b441c25fa418571ccc840935ff054c245b851f584544c7 [INFO] running `Command { std: "docker" "start" "-a" "ff5bdab87c5f434702b441c25fa418571ccc840935ff054c245b851f584544c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff5bdab87c5f434702b441c25fa418571ccc840935ff054c245b851f584544c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff5bdab87c5f434702b441c25fa418571ccc840935ff054c245b851f584544c7", kill_on_drop: false }` [INFO] [stdout] ff5bdab87c5f434702b441c25fa418571ccc840935ff054c245b851f584544c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44cefa8ddefba4eba9b128d24ec8f73e9451905d56803acef8dfe80f0ec42a5f [INFO] running `Command { std: "docker" "start" "-a" "44cefa8ddefba4eba9b128d24ec8f73e9451905d56803acef8dfe80f0ec42a5f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling rustix v0.38.32 [INFO] [stderr] Compiling linux-raw-sys v0.4.13 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling bitflags v2.5.0 [INFO] [stderr] Compiling libz-sys v1.1.16 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libloading v0.8.3 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling bindgen v0.59.2 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling home v0.5.9 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling curl-sys v0.4.72+curl-8.6.0 [INFO] [stderr] Compiling libssh2-sys v0.2.23 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling clang-sys v1.7.0 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Compiling libgit2-sys v0.7.11 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking line-wrap v0.1.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking xml-rs v0.8.20 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking bytemuck v1.15.0 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Compiling derive_builder v0.7.2 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking rgb v0.8.37 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking ansi_colours v1.2.2 [INFO] [stderr] Checking content_inspector v0.2.4 [INFO] [stderr] Checking shell-words v0.1.0 [INFO] [stderr] Checking pathdiff v0.2.1 [INFO] [stderr] Checking roff v0.1.0 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking open v1.7.1 [INFO] [stderr] Checking man v0.3.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling env_logger v0.9.3 [INFO] [stderr] Checking openssl-sys v0.9.102 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking termios v0.3.3 [INFO] [stderr] Checking clicolors-control v0.2.0 [INFO] [stderr] Compiling cexpr v0.6.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking directories v1.0.2 [INFO] [stderr] Compiling which v4.4.2 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking colored v1.9.4 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking console v0.6.2 [INFO] [stderr] Checking plist v0.4.2 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking bincode v1.3.3 [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 v69.8.1 [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: the item `open` is imported redundantly [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use open; [INFO] [stdout] | ^^^^ the item `open` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `open` is imported redundantly [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use open; [INFO] [stdout] | ^^^^ the item `open` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [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/bin/generate-docs.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | .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] 17 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 16 - ] [INFO] [stdout] 17 - .into_iter() [INFO] [stdout] 16 + ] [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/bin/generate-docs.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | .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] 17 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 16 - ] [INFO] [stdout] 17 - .into_iter() [INFO] [stdout] 16 + ] [INFO] [stdout] | [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] [stdout] warning: fields `long` and `short` are never read [INFO] [stdout] --> src/cli.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 111 | pub struct ArgValues { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 112 | pub name: &'static str, [INFO] [stdout] 113 | pub long: &'static str, [INFO] [stdout] | ^^^^ [INFO] [stdout] 114 | pub short: &'static str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `value_name` and `default_value` are never read [INFO] [stdout] --> src/cli.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 117 | pub struct OptValues { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 122 | pub value_name: &'static str, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 123 | pub default_value: &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `help`, `new`, and `version` are never read [INFO] [stdout] --> src/cli.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 130 | pub struct CliText { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 134 | pub help: ArgValues, [INFO] [stdout] | ^^^^ [INFO] [stdout] 135 | pub new: ArgValues, [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 140 | pub version: ArgValues, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `long` and `short` are never read [INFO] [stdout] --> src/cli.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 111 | pub struct ArgValues { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 112 | pub name: &'static str, [INFO] [stdout] 113 | pub long: &'static str, [INFO] [stdout] | ^^^^ [INFO] [stdout] 114 | pub short: &'static str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `value_name` and `default_value` are never read [INFO] [stdout] --> src/cli.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 117 | pub struct OptValues { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 122 | pub value_name: &'static str, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 123 | pub default_value: &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `help`, `new`, and `version` are never read [INFO] [stdout] --> src/cli.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 130 | pub struct CliText { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 134 | pub help: ArgValues, [INFO] [stdout] | ^^^^ [INFO] [stdout] 135 | pub new: ArgValues, [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 140 | pub version: ArgValues, [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: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | let _ = open::that(&full_path).is_ok(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [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: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | let _ = open::that(&full_path).is_ok(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.12s [INFO] running `Command { std: "docker" "inspect" "44cefa8ddefba4eba9b128d24ec8f73e9451905d56803acef8dfe80f0ec42a5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44cefa8ddefba4eba9b128d24ec8f73e9451905d56803acef8dfe80f0ec42a5f", kill_on_drop: false }` [INFO] [stdout] 44cefa8ddefba4eba9b128d24ec8f73e9451905d56803acef8dfe80f0ec42a5f [INFO] checking mn-0.2.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate mn 0.2.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate mn 0.2.1 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 910bc2992fc5f0191e980a3f45650434cf8421581d9b7df9eb8f9569de118e1e [INFO] running `Command { std: "docker" "start" "-a" "910bc2992fc5f0191e980a3f45650434cf8421581d9b7df9eb8f9569de118e1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "910bc2992fc5f0191e980a3f45650434cf8421581d9b7df9eb8f9569de118e1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "910bc2992fc5f0191e980a3f45650434cf8421581d9b7df9eb8f9569de118e1e", kill_on_drop: false }` [INFO] [stdout] 910bc2992fc5f0191e980a3f45650434cf8421581d9b7df9eb8f9569de118e1e [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fdf4fd4c1001ac644e7b75c6b1df7ef684a105bd25a914bd70c038e7c4a2ca35 [INFO] running `Command { std: "docker" "start" "-a" "fdf4fd4c1001ac644e7b75c6b1df7ef684a105bd25a914bd70c038e7c4a2ca35", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling rustix v0.38.32 [INFO] [stderr] Compiling bitflags v2.5.0 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling libz-sys v1.1.16 [INFO] [stderr] Compiling openssl-sys v0.9.102 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling linux-raw-sys v0.4.13 [INFO] [stderr] Compiling libloading v0.8.3 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling home v0.5.9 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling bindgen v0.59.2 [INFO] [stderr] Compiling clang-sys v1.7.0 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling libssh2-sys v0.2.23 [INFO] [stderr] Compiling curl-sys v0.4.72+curl-8.6.0 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling libgit2-sys v0.7.11 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.2/src/inflate/core.rs:1196:9 [INFO] [stdout] | [INFO] [stdout] 1196 | / match state { [INFO] [stdout] 1197 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1198 | | l.bit_buf = 0; [INFO] [stdout] 1199 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1741 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1742 | | }; [INFO] [stdout] | |_________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] error: could not compile `miniz_oxide` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "fdf4fd4c1001ac644e7b75c6b1df7ef684a105bd25a914bd70c038e7c4a2ca35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdf4fd4c1001ac644e7b75c6b1df7ef684a105bd25a914bd70c038e7c4a2ca35", kill_on_drop: false }` [INFO] [stdout] fdf4fd4c1001ac644e7b75c6b1df7ef684a105bd25a914bd70c038e7c4a2ca35