[INFO] cloning repository https://github.com/argv-minus-one/rust-shopsite-utils [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/argv-minus-one/rust-shopsite-utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fargv-minus-one%2Frust-shopsite-utils", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fargv-minus-one%2Frust-shopsite-utils'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 32811f43946520430a8fe15c6ca023021f851fd2 [INFO] checking argv-minus-one/rust-shopsite-utils against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fargv-minus-one%2Frust-shopsite-utils" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/argv-minus-one/rust-shopsite-utils [INFO] finished tweaking git repo https://github.com/argv-minus-one/rust-shopsite-utils [INFO] tweaked toml for git repo https://github.com/argv-minus-one/rust-shopsite-utils written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/argv-minus-one/rust-shopsite-utils on toolchain a5689b034ad287112f709693384a37f1377eb9cc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/argv-minus-one/rust-shopsite-utils already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 284b502691523cdc4ae5407415a796db1b2c4d8b3784864531c3fc20c3bb5596 [INFO] running `Command { std: "docker" "start" "284b502691523cdc4ae5407415a796db1b2c4d8b3784864531c3fc20c3bb5596", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "284b502691523cdc4ae5407415a796db1b2c4d8b3784864531c3fc20c3bb5596", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "284b502691523cdc4ae5407415a796db1b2c4d8b3784864531c3fc20c3bb5596" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "284b502691523cdc4ae5407415a796db1b2c4d8b3784864531c3fc20c3bb5596", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "284b502691523cdc4ae5407415a796db1b2c4d8b3784864531c3fc20c3bb5596" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking predicates v1.0.4 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking assert_cmd v1.0.1 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling derive_more v0.99.5 [INFO] [stderr] Compiling structopt-derive v0.4.5 [INFO] [stderr] Checking structopt v0.3.12 [INFO] [stderr] Checking shopsite-aa v0.1.0 (/opt/rustwide/workdir/shopsite-aa) [INFO] [stderr] Checking serde-transcode v1.1.0 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stderr] Checking serde_bytes v0.11.3 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> shopsite-aa/src/de/parser_io.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | FoundDelim(u8), [INFO] [stdout] | ---------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 18 - FoundDelim(u8), [INFO] [stdout] 18 + FoundDelim(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `std::option::Option>` [INFO] [stdout] --> shopsite-aa/src/de.rs:71:11 [INFO] [stdout] | [INFO] [stdout] 71 | file: file.into(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 71 - file: file.into(), [INFO] [stdout] 71 + file: file, [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 71 - file: file.into(), [INFO] [stdout] 71 + file: > as Into<_>>::into(file), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `Rc` [INFO] [stdout] --> shopsite-aa/src/de.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | let file = file.into(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 95 - let file = file.into(); [INFO] [stdout] 95 + let file = file; [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 95 - let file = file.into(); [INFO] [stdout] 95 + let file = as Into<_>>::into(file); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> shopsite-aa/src/de/error.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | pub(super) fn rc_path_to_str(file: &Option>) -> Cow { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 12 | pub(super) fn rc_path_to_str(file: &Option>) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `shopsite-aa` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> shopsite-aa/src/de/parser_io.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | FoundDelim(u8), [INFO] [stdout] | ---------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 18 - FoundDelim(u8), [INFO] [stdout] 18 + FoundDelim(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `std::option::Option>` [INFO] [stdout] --> shopsite-aa/src/de.rs:71:11 [INFO] [stdout] | [INFO] [stdout] 71 | file: file.into(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 71 - file: file.into(), [INFO] [stdout] 71 + file: file, [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 71 - file: file.into(), [INFO] [stdout] 71 + file: > as Into<_>>::into(file), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `Rc` [INFO] [stdout] --> shopsite-aa/src/de.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | let file = file.into(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 95 - let file = file.into(); [INFO] [stdout] 95 + let file = file; [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 95 - let file = file.into(); [INFO] [stdout] 95 + let file = as Into<_>>::into(file); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> shopsite-aa/src/de/error.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | pub(super) fn rc_path_to_str(file: &Option>) -> Cow { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 12 | pub(super) fn rc_path_to_str(file: &Option>) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `shopsite-aa` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "284b502691523cdc4ae5407415a796db1b2c4d8b3784864531c3fc20c3bb5596", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "284b502691523cdc4ae5407415a796db1b2c4d8b3784864531c3fc20c3bb5596", kill_on_drop: false }` [INFO] [stdout] 284b502691523cdc4ae5407415a796db1b2c4d8b3784864531c3fc20c3bb5596