[INFO] cloning repository https://github.com/KaiserLancelot/rust-learning [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KaiserLancelot/rust-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaiserLancelot%2Frust-learning", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaiserLancelot%2Frust-learning'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2c99963470272df384b47d2561983a30e13469fc [INFO] checking KaiserLancelot/rust-learning/2c99963470272df384b47d2561983a30e13469fc against master#8f359beca4e58bc3ae795a666301a8f47023044c for pr-121545 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaiserLancelot%2Frust-learning" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/KaiserLancelot/rust-learning on toolchain 8f359beca4e58bc3ae795a666301a8f47023044c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/KaiserLancelot/rust-learning [INFO] finished tweaking git repo https://github.com/KaiserLancelot/rust-learning [INFO] tweaked toml for git repo https://github.com/KaiserLancelot/rust-learning 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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num_threads v0.1.7 [INFO] [stderr] Downloaded mini-redis v0.4.1 [INFO] [stderr] Downloaded atoi v0.3.3 [INFO] [stderr] Downloaded snmalloc-rs v0.3.5 [INFO] [stderr] Downloaded snmalloc-sys v0.3.5 [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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] adaa5babe96bc0bd0a97069119f995821e37a35e0e81cafa29b4674c911b26f2 [INFO] running `Command { std: "docker" "start" "-a" "adaa5babe96bc0bd0a97069119f995821e37a35e0e81cafa29b4674c911b26f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "adaa5babe96bc0bd0a97069119f995821e37a35e0e81cafa29b4674c911b26f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adaa5babe96bc0bd0a97069119f995821e37a35e0e81cafa29b4674c911b26f2", kill_on_drop: false }` [INFO] [stdout] adaa5babe96bc0bd0a97069119f995821e37a35e0e81cafa29b4674c911b26f2 [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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c47b5374064de820b659229a3adfab060f9aa6bbf8fc47ca033c419bc880563c [INFO] running `Command { std: "docker" "start" "-a" "c47b5374064de820b659229a3adfab060f9aa6bbf8fc47ca033c419bc880563c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Compiling cc v1.0.90 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling cmake v0.1.50 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling snmalloc-sys v0.3.5 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking powerfmt v0.2.0 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking chrono v0.4.35 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking tracing-log v0.1.4 [INFO] [stderr] Checking time-core v0.1.2 [INFO] [stderr] Checking num-conv v0.1.0 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking num_threads v0.1.7 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking time v0.3.34 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Checking crossbeam-queue v0.3.11 [INFO] [stderr] Checking crossbeam-channel v0.5.12 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking hello_macro v0.1.0 (/opt/rustwide/workdir/trpl/chapter19/hello_macro) [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking exitcode v1.1.2 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking chapter12 v0.1.0 (/opt/rustwide/workdir/trpl/chapter12) [INFO] [stderr] Checking chapter07 v0.1.0 (/opt/rustwide/workdir/trpl/chapter07) [INFO] [stderr] Checking chapter20 v0.1.0 (/opt/rustwide/workdir/trpl/chapter20) [INFO] [stderr] Checking chapter11 v0.1.0 (/opt/rustwide/workdir/trpl/chapter11) [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking chapter15 v0.1.0 (/opt/rustwide/workdir/trpl/chapter15) [INFO] [stderr] Checking chapter05 v0.1.0 (/opt/rustwide/workdir/trpl/chapter05) [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> trpl/chapter15/src/bin/15_1.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | Cons(i32, Box), [INFO] [stdout] | ---- ^^^ ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 4 | Cons((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking chapter03 v0.1.0 (/opt/rustwide/workdir/trpl/chapter03) [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> trpl/chapter05/src/bin/5_1.rs:26:18 [INFO] [stdout] | [INFO] [stdout] 26 | struct Color(i32, i32, i32); [INFO] [stdout] | ----- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 26 | struct Color((), (), ()); [INFO] [stdout] | ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> trpl/chapter05/src/bin/5_1.rs:27:18 [INFO] [stdout] | [INFO] [stdout] 27 | struct Point(i32, i32, i32); [INFO] [stdout] | ----- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 27 | struct Point((), (), ()); [INFO] [stdout] | ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking chapter10 v0.1.0 (/opt/rustwide/workdir/trpl/chapter10) [INFO] [stderr] Checking chapter18 v0.1.0 (/opt/rustwide/workdir/trpl/chapter18) [INFO] [stderr] Checking chapter16 v0.1.0 (/opt/rustwide/workdir/trpl/chapter16) [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> trpl/chapter15/src/bin/15_4.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | Cons(i32, Rc), [INFO] [stdout] | ---- ^^^ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 4 | Cons((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> trpl/chapter15/src/bin/15_6.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | Cons(i32, RefCell>), [INFO] [stdout] | ---- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 9 | Cons((), RefCell>), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking chapter14 v0.1.0 (/opt/rustwide/workdir/trpl/chapter14) [INFO] [stderr] Checking appendix_c v0.1.0 (/opt/rustwide/workdir/trpl/appendix_c) [INFO] [stderr] Checking chapter06 v0.1.0 (/opt/rustwide/workdir/trpl/chapter06) [INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read [INFO] [stdout] --> trpl/chapter06/src/bin/6_1.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | V4(u8, u8, u8, u8), [INFO] [stdout] | -- ^^ ^^ ^^ ^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 2 | V4((), (), (), ()), [INFO] [stdout] | ~~ ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> trpl/chapter06/src/bin/6_1.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | V6(String), [INFO] [stdout] | -- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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 | V6(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `MyTrait` is never used [INFO] [stdout] --> trpl/chapter10/src/bin/10_2.rs:98:7 [INFO] [stdout] | [INFO] [stdout] 98 | trait MyTrait {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking chapter04 v0.1.0 (/opt/rustwide/workdir/trpl/chapter04) [INFO] [stderr] Checking chapter09 v0.1.0 (/opt/rustwide/workdir/trpl/chapter09) [INFO] [stderr] Checking chapter02 v0.1.0 (/opt/rustwide/workdir/trpl/chapter02) [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking chapter13 v0.1.0 (/opt/rustwide/workdir/trpl/chapter13) [INFO] [stderr] Checking chapter17 v0.1.0 (/opt/rustwide/workdir/trpl/chapter17) [INFO] [stderr] Checking chapter08 v0.1.0 (/opt/rustwide/workdir/trpl/chapter08) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> trpl/chapter08/src/bin/8_1.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | Int(i32), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 42 | Int(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> trpl/chapter08/src/bin/8_1.rs:43:15 [INFO] [stdout] | [INFO] [stdout] 43 | Float(f64), [INFO] [stdout] | ----- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 43 | Float(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> trpl/chapter08/src/bin/8_1.rs:44:14 [INFO] [stdout] | [INFO] [stdout] 44 | Text(String), [INFO] [stdout] | ---- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 44 | Text(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> trpl/chapter15/src/bin/15_5.rs:66:10 [INFO] [stdout] | [INFO] [stdout] 66 | Cons(Rc>, Rc), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 66 | Cons((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> trpl/chapter15/src/bin/15_6.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | Cons(i32, RefCell>), [INFO] [stdout] | ---- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 9 | Cons((), RefCell>), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> trpl/chapter15/src/bin/15_4.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | Cons(i32, Rc), [INFO] [stdout] | ---- ^^^ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 4 | Cons((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read [INFO] [stdout] --> trpl/chapter06/src/bin/6_1.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | V4(u8, u8, u8, u8), [INFO] [stdout] | -- ^^ ^^ ^^ ^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 2 | V4((), (), (), ()), [INFO] [stdout] | ~~ ~~ ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> trpl/chapter06/src/bin/6_1.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | V6(String), [INFO] [stdout] | -- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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 | V6(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `MyTrait` is never used [INFO] [stdout] --> trpl/chapter10/src/bin/10_2.rs:98:7 [INFO] [stdout] | [INFO] [stdout] 98 | trait MyTrait {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> trpl/chapter15/src/bin/15_5.rs:66:10 [INFO] [stdout] | [INFO] [stdout] 66 | Cons(Rc>, Rc), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 66 | Cons((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> trpl/chapter15/src/bin/15_1.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | Cons(i32, Box), [INFO] [stdout] | ---- ^^^ ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 4 | Cons((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/trpl/chapter19/hello_macro_derive) [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking chapter19 v0.1.0 (/opt/rustwide/workdir/trpl/chapter19) [INFO] [stdout] warning: trait `Foo` is never used [INFO] [stdout] --> trpl/chapter19/src/bin/19_1.rs:89:14 [INFO] [stdout] | [INFO] [stdout] 89 | unsafe trait Foo {} [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> trpl/chapter19/src/bin/19_4.rs:32:15 [INFO] [stdout] | [INFO] [stdout] 32 | Value(u32), [INFO] [stdout] | ----- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 32 | Value(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stdout] warning: trait `Foo` is never used [INFO] [stdout] --> trpl/chapter19/src/bin/19_1.rs:89:14 [INFO] [stdout] | [INFO] [stdout] 89 | unsafe trait Foo {} [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Iterator` is never used [INFO] [stdout] --> trpl/chapter19/src/bin/19_2.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | trait Iterator { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `OutlinePrint` is never used [INFO] [stdout] --> trpl/chapter19/src/bin/19_2.rs:92:7 [INFO] [stdout] | [INFO] [stdout] 92 | trait OutlinePrint: Display { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stdout] warning: trait `Iterator` is never used [INFO] [stdout] --> trpl/chapter19/src/bin/19_2.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | trait Iterator { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `OutlinePrint` is never used [INFO] [stdout] --> trpl/chapter19/src/bin/19_2.rs:92:7 [INFO] [stdout] | [INFO] [stdout] 92 | trait OutlinePrint: Display { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Checking snmalloc-rs v0.3.5 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Checking mini-redis v0.4.1 [INFO] [stderr] Checking tokio_learning v0.1.0 (/opt/rustwide/workdir/tokio) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.01s [INFO] running `Command { std: "docker" "inspect" "c47b5374064de820b659229a3adfab060f9aa6bbf8fc47ca033c419bc880563c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c47b5374064de820b659229a3adfab060f9aa6bbf8fc47ca033c419bc880563c", kill_on_drop: false }` [INFO] [stdout] c47b5374064de820b659229a3adfab060f9aa6bbf8fc47ca033c419bc880563c