[INFO] fetching crate rough 0.2.0... [INFO] testing rough-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate rough 0.2.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate rough 0.2.0 [INFO] finished tweaking crates.io crate rough 0.2.0 [INFO] tweaked toml for crates.io crate rough 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rough 0.2.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rough 0.2.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unic-char-property v0.9.0 [INFO] [stderr] Downloaded unic-ucd-version v0.9.0 [INFO] [stderr] Downloaded unic-common v0.9.0 [INFO] [stderr] Downloaded slug v0.1.4 [INFO] [stderr] Downloaded unic-ucd-segment v0.9.0 [INFO] [stderr] Downloaded unic-segment v0.9.0 [INFO] [stderr] Downloaded unic-char-range v0.9.0 [INFO] [stderr] Downloaded unicode-xid v0.2.2 [INFO] [stderr] Downloaded log v0.4.16 [INFO] [stderr] Downloaded deunicode v0.4.3 [INFO] [stderr] Downloaded unicase v2.6.0 [INFO] [stderr] Downloaded phf v0.10.1 [INFO] [stderr] Downloaded getrandom v0.2.6 [INFO] [stderr] Downloaded phf_generator v0.10.0 [INFO] [stderr] Downloaded uncased v0.9.6 [INFO] [stderr] Downloaded indexmap v1.8.1 [INFO] [stderr] Downloaded pest v2.1.3 [INFO] [stderr] Downloaded proc-macro2 v1.0.36 [INFO] [stderr] Downloaded aho-corasick v0.7.18 [INFO] [stderr] Downloaded serde_json v1.0.79 [INFO] [stderr] Downloaded serde_yaml v0.8.23 [INFO] [stderr] Downloaded regex v1.5.5 [INFO] [stderr] Downloaded ppv-lite86 v0.2.16 [INFO] [stderr] Downloaded libc v0.2.121 [INFO] [stderr] Downloaded wasi v0.10.2+wasi-snapshot-preview1 [INFO] [stderr] Downloaded serde v1.0.136 [INFO] [stderr] Downloaded crossbeam-utils v0.8.8 [INFO] [stderr] Downloaded globset v0.4.8 [INFO] [stderr] Downloaded pulldown-cmark v0.9.1 [INFO] [stderr] Downloaded once_cell v1.10.0 [INFO] [stderr] Downloaded thread_local v1.1.4 [INFO] [stderr] Downloaded syn v1.0.90 [INFO] [stderr] Downloaded globwalk v0.8.1 [INFO] [stderr] Downloaded regex-syntax v0.6.25 [INFO] [stderr] Downloaded humansize v1.1.1 [INFO] [stderr] Downloaded byteorder v1.4.3 [INFO] [stderr] Downloaded typenum v1.15.0 [INFO] [stderr] Downloaded pest_meta v2.1.3 [INFO] [stderr] Downloaded chrono-tz-build v0.0.2 [INFO] [stderr] Downloaded phf_shared v0.10.0 [INFO] [stderr] Downloaded percent-encoding v2.1.0 [INFO] [stderr] Downloaded memchr v2.4.1 [INFO] [stderr] Downloaded itoa v1.0.1 [INFO] [stderr] Downloaded ignore v0.4.18 [INFO] [stderr] Downloaded quote v1.0.17 [INFO] [stderr] Downloaded pest_generator v2.1.3 [INFO] [stderr] Downloaded ryu v1.0.9 [INFO] [stderr] Downloaded phf_codegen v0.10.0 [INFO] [stderr] Downloaded ucd-trie v0.1.3 [INFO] [stderr] Downloaded rand_core v0.6.3 [INFO] [stderr] Downloaded chrono-tz v0.6.1 [INFO] [stderr] Downloaded tera v1.15.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 33af041a42bce22772e472a8f169796b2a9ba73f88e28af60b3a21b58476eb6c [INFO] running `Command { std: "docker" "start" "-a" "33af041a42bce22772e472a8f169796b2a9ba73f88e28af60b3a21b58476eb6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33af041a42bce22772e472a8f169796b2a9ba73f88e28af60b3a21b58476eb6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33af041a42bce22772e472a8f169796b2a9ba73f88e28af60b3a21b58476eb6c", kill_on_drop: false }` [INFO] [stdout] 33af041a42bce22772e472a8f169796b2a9ba73f88e28af60b3a21b58476eb6c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] c5acc886634d36a3c863bcdabc837992d4f8acc3ff12fb240e7df78799038edc [INFO] running `Command { std: "docker" "start" "-a" "c5acc886634d36a3c863bcdabc837992d4f8acc3ff12fb240e7df78799038edc", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling syn v1.0.90 [INFO] [stderr] Compiling unic-char-range v0.9.0 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling unic-common v0.9.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling once_cell v1.10.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling unic-ucd-version v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling unic-char-property v0.9.0 [INFO] [stderr] Compiling uncased v0.9.6 [INFO] [stderr] Compiling thread_local v1.1.4 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling phf v0.10.1 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling unic-ucd-segment v0.9.0 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling pulldown-cmark v0.9.1 [INFO] [stderr] Compiling deunicode v0.4.3 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling linked-hash-map v0.5.4 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling slug v0.1.4 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling unic-segment v0.9.0 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling phf_codegen v0.10.0 [INFO] [stderr] Compiling parse-zoneinfo v0.3.0 [INFO] [stderr] Compiling humansize v1.1.1 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling chrono-tz-build v0.0.2 [INFO] [stderr] Compiling globset v0.4.8 [INFO] [stderr] Compiling serde_yaml v0.8.23 [INFO] [stderr] Compiling ignore v0.4.18 [INFO] [stderr] Compiling chrono-tz v0.6.1 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling globwalk v0.8.1 [INFO] [stderr] Compiling tera v1.15.0 [INFO] [stderr] Compiling rough v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/errors.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | File(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] = note: `#[warn(dead_code)]` 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] 5 - File(std::io::Error), [INFO] [stdout] 5 + File(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/errors.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | Tera(tera::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] 6 - Tera(tera::Error), [INFO] [stdout] 6 + Tera(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/errors.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | Yaml(serde_yaml::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] 7 - Yaml(serde_yaml::Error), [INFO] [stdout] 7 + Yaml(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.39s [INFO] running `Command { std: "docker" "inspect" "c5acc886634d36a3c863bcdabc837992d4f8acc3ff12fb240e7df78799038edc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5acc886634d36a3c863bcdabc837992d4f8acc3ff12fb240e7df78799038edc", kill_on_drop: false }` [INFO] [stdout] c5acc886634d36a3c863bcdabc837992d4f8acc3ff12fb240e7df78799038edc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] a238eb469b1358d1f4ad221f1afa55f84c2a0ebac423516eaa6484c24c7a7348 [INFO] running `Command { std: "docker" "start" "-a" "a238eb469b1358d1f4ad221f1afa55f84c2a0ebac423516eaa6484c24c7a7348", kill_on_drop: false }` [INFO] [stderr] Compiling rough v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/errors.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | File(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] = note: `#[warn(dead_code)]` 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] 5 - File(std::io::Error), [INFO] [stdout] 5 + File(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/errors.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | Tera(tera::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] 6 - Tera(tera::Error), [INFO] [stdout] 6 + Tera(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/errors.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | Yaml(serde_yaml::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] 7 - Yaml(serde_yaml::Error), [INFO] [stdout] 7 + Yaml(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "a238eb469b1358d1f4ad221f1afa55f84c2a0ebac423516eaa6484c24c7a7348", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a238eb469b1358d1f4ad221f1afa55f84c2a0ebac423516eaa6484c24c7a7348", kill_on_drop: false }` [INFO] [stdout] a238eb469b1358d1f4ad221f1afa55f84c2a0ebac423516eaa6484c24c7a7348 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 2197391e40bba85c27d7c3da21cb4588ea877c347e4b94e06d4e22a5ce981a56 [INFO] running `Command { std: "docker" "start" "-a" "2197391e40bba85c27d7c3da21cb4588ea877c347e4b94e06d4e22a5ce981a56", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/errors.rs:5:10 [INFO] [stderr] | [INFO] [stderr] 5 | File(std::io::Error), [INFO] [stderr] | ---- ^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 5 - File(std::io::Error), [INFO] [stderr] 5 + File(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/errors.rs:6:10 [INFO] [stderr] | [INFO] [stderr] 6 | Tera(tera::Error), [INFO] [stderr] | ---- ^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 6 - Tera(tera::Error), [INFO] [stderr] 6 + Tera(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/errors.rs:7:10 [INFO] [stderr] | [INFO] [stderr] 7 | Yaml(serde_yaml::Error), [INFO] [stderr] | ---- ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 7 - Yaml(serde_yaml::Error), [INFO] [stderr] 7 + Yaml(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `rough` (bin "rough" test) generated 3 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rough-3543d038e2768a33) [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] running `Command { std: "docker" "inspect" "2197391e40bba85c27d7c3da21cb4588ea877c347e4b94e06d4e22a5ce981a56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2197391e40bba85c27d7c3da21cb4588ea877c347e4b94e06d4e22a5ce981a56", kill_on_drop: false }` [INFO] [stdout] 2197391e40bba85c27d7c3da21cb4588ea877c347e4b94e06d4e22a5ce981a56