[INFO] fetching crate arawasu 0.1.0... [INFO] checking arawasu-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate arawasu 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate arawasu 0.1.0 [INFO] finished tweaking crates.io crate arawasu 0.1.0 [INFO] tweaked toml for crates.io crate arawasu 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate arawasu 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 73 packages to latest compatible versions [INFO] [stderr] Adding derive_more v0.14.1 (available: v2.0.1) [INFO] [stderr] Adding handlebars v1.1.0 (available: v6.3.2) [INFO] [stderr] Adding structopt v0.2.18 (available: v0.3.26) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ed51419aa1ab3b6b45948a1d7677a8a9d4658c5073e5b81a2ab6d243b59d1c0a [INFO] running `Command { std: "docker" "start" "-a" "ed51419aa1ab3b6b45948a1d7677a8a9d4658c5073e5b81a2ab6d243b59d1c0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed51419aa1ab3b6b45948a1d7677a8a9d4658c5073e5b81a2ab6d243b59d1c0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed51419aa1ab3b6b45948a1d7677a8a9d4658c5073e5b81a2ab6d243b59d1c0a", kill_on_drop: false }` [INFO] [stdout] ed51419aa1ab3b6b45948a1d7677a8a9d4658c5073e5b81a2ab6d243b59d1c0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b69bb83f6477859748e4682195e7787b7319f646fd99722c3b93c186325aff8d [INFO] running `Command { std: "docker" "start" "-a" "b69bb83f6477859748e4682195e7787b7319f646fd99722c3b93c186325aff8d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling thiserror v2.0.16 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling ucd-trie v0.1.7 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking regex-automata v0.4.10 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling derive_more v0.14.1 [INFO] [stderr] Compiling thiserror-impl v2.0.16 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking regex v1.11.2 [INFO] [stderr] Checking pest v2.8.1 [INFO] [stderr] Compiling pest_meta v2.8.1 [INFO] [stderr] Compiling pest_generator v2.8.1 [INFO] [stderr] Compiling pest_derive v2.8.1 [INFO] [stderr] Checking handlebars v1.1.0 [INFO] [stderr] Checking arawasu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `verbose` and `output` are never read [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct Opt { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | verbose: u8, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | output: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:38:18 [INFO] [stdout] | [INFO] [stdout] 38 | TemplateFile(handlebars::TemplateFileError), [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 38 - TemplateFile(handlebars::TemplateFileError), [INFO] [stdout] 38 + TemplateFile(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:39:20 [INFO] [stdout] | [INFO] [stdout] 39 | TemplateRender(handlebars::TemplateRenderError), [INFO] [stdout] | -------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 39 - TemplateRender(handlebars::TemplateRenderError), [INFO] [stdout] 39 + TemplateRender(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | IO(std::io::Error), [INFO] [stdout] | -- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 40 - IO(std::io::Error), [INFO] [stdout] 40 + IO(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:41:10 [INFO] [stdout] | [INFO] [stdout] 41 | Json(serde_json::Error), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 41 - Json(serde_json::Error), [INFO] [stdout] 41 + Json(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `verbose` and `output` are never read [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct Opt { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | verbose: u8, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | output: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:38:18 [INFO] [stdout] | [INFO] [stdout] 38 | TemplateFile(handlebars::TemplateFileError), [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 38 - TemplateFile(handlebars::TemplateFileError), [INFO] [stdout] 38 + TemplateFile(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:39:20 [INFO] [stdout] | [INFO] [stdout] 39 | TemplateRender(handlebars::TemplateRenderError), [INFO] [stdout] | -------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 39 - TemplateRender(handlebars::TemplateRenderError), [INFO] [stdout] 39 + TemplateRender(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | IO(std::io::Error), [INFO] [stdout] | -- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 40 - IO(std::io::Error), [INFO] [stdout] 40 + IO(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:41:10 [INFO] [stdout] | [INFO] [stdout] 41 | Json(serde_json::Error), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 41 - Json(serde_json::Error), [INFO] [stdout] 41 + Json(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.62s [INFO] running `Command { std: "docker" "inspect" "b69bb83f6477859748e4682195e7787b7319f646fd99722c3b93c186325aff8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b69bb83f6477859748e4682195e7787b7319f646fd99722c3b93c186325aff8d", kill_on_drop: false }` [INFO] [stdout] b69bb83f6477859748e4682195e7787b7319f646fd99722c3b93c186325aff8d