[INFO] cloning repository https://github.com/den-taku/the-druid-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/den-taku/the-druid-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fden-taku%2Fthe-druid-book", kill_on_drop: false }`
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[INFO] checking den-taku/the-druid-book against master#c3def263a44e07e09ae6d57abfc8650227fb4972 for pr-118833-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fden-taku%2Fthe-druid-book" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/den-taku/the-druid-book on toolchain c3def263a44e07e09ae6d57abfc8650227fb4972
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: field `another` is never read
[INFO] [stdout]  --> src/bin/04lens_trait.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Container {
[INFO] [stdout]   |        --------- field in this struct
[INFO] [stdout] 4 |     inner: String,
[INFO] [stdout] 5 |     another: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arg` is never read
[INFO] [stdout]   --> src/bin/04lens_trait.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Container2 {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     arg: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `debug_timestamp` is never read
[INFO] [stdout]   --> src/bin/02data_trait.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct TodoItem {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     debug_timestamp: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TodoItem` has a derived impl for the trait `Clone`, 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: variants `Work`, `Play`, and `Revolution` are never constructed
[INFO] [stdout]   --> src/bin/02data_trait.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Category {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 24 |     Work,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 25 |     Play,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     Revolution,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Category` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `another` is never read
[INFO] [stdout]  --> src/bin/05lens_trait_im.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Container {
[INFO] [stdout]   |        --------- field in this struct
[INFO] [stdout] 5 |     inner: String,
[INFO] [stdout] 6 |     another: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arg` is never read
[INFO] [stdout]   --> src/bin/05lens_trait_im.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Container2 {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     arg: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `another` is never read
[INFO] [stdout]  --> src/bin/04lens_trait.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Container {
[INFO] [stdout]   |        --------- field in this struct
[INFO] [stdout] 4 |     inner: String,
[INFO] [stdout] 5 |     another: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arg` is never read
[INFO] [stdout]   --> src/bin/04lens_trait.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Container2 {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     arg: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `debug_timestamp` is never read
[INFO] [stdout]   --> src/bin/02data_trait.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct TodoItem {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     debug_timestamp: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TodoItem` has a derived impl for the trait `Clone`, 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: variants `Work`, `Play`, and `Revolution` are never constructed
[INFO] [stdout]   --> src/bin/02data_trait.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Category {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 24 |     Work,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 25 |     Play,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     Revolution,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Category` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `another` is never read
[INFO] [stdout]  --> src/bin/05lens_trait_im.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Container {
[INFO] [stdout]   |        --------- field in this struct
[INFO] [stdout] 5 |     inner: String,
[INFO] [stdout] 6 |     another: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arg` is never read
[INFO] [stdout]   --> src/bin/05lens_trait_im.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Container2 {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     arg: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "8bd575e83ba8d53ff713968015a189f884700252785ab96b23a59734cd30ab42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bd575e83ba8d53ff713968015a189f884700252785ab96b23a59734cd30ab42", kill_on_drop: false }`
[INFO] [stdout] 8bd575e83ba8d53ff713968015a189f884700252785ab96b23a59734cd30ab42
[INFO] checking den-taku/the-druid-book against try#29596578cb5035fa2b7ac7fbdfea23fab38836e7 for pr-118833-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fden-taku%2Fthe-druid-book" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/den-taku/the-druid-book on toolchain 29596578cb5035fa2b7ac7fbdfea23fab38836e7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+29596578cb5035fa2b7ac7fbdfea23fab38836e7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/den-taku/the-druid-book
[INFO] finished tweaking git repo https://github.com/den-taku/the-druid-book
[INFO] tweaked toml for git repo https://github.com/den-taku/the-druid-book written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/den-taku/the-druid-book 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" "+29596578cb5035fa2b7ac7fbdfea23fab38836e7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+29596578cb5035fa2b7ac7fbdfea23fab38836e7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2071106cbf5783add2d4f0c21d12266b1f01f726af0ff617465b14539d8e25b
[INFO] running `Command { std: "docker" "start" "-a" "b2071106cbf5783add2d4f0c21d12266b1f01f726af0ff617465b14539d8e25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2071106cbf5783add2d4f0c21d12266b1f01f726af0ff617465b14539d8e25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2071106cbf5783add2d4f0c21d12266b1f01f726af0ff617465b14539d8e25b", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+29596578cb5035fa2b7ac7fbdfea23fab38836e7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d6fced91d80261f74b8cdd3c33d5cb9cf7663eabe0c97ca465bbf850c18a097
[INFO] running `Command { std: "docker" "start" "-a" "1d6fced91d80261f74b8cdd3c33d5cb9cf7663eabe0c97ca465bbf850c18a097", kill_on_drop: false }`
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[INFO] [stdout] warning: field `another` is never read
[INFO] [stdout]  --> src/bin/05lens_trait_im.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Container {
[INFO] [stdout]   |        --------- field in this struct
[INFO] [stdout] 5 |     inner: String,
[INFO] [stdout] 6 |     another: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arg` is never read
[INFO] [stdout]   --> src/bin/05lens_trait_im.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Container2 {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     arg: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `another` is never read
[INFO] [stdout]  --> src/bin/04lens_trait.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Container {
[INFO] [stdout]   |        --------- field in this struct
[INFO] [stdout] 4 |     inner: String,
[INFO] [stdout] 5 |     another: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arg` is never read
[INFO] [stdout]   --> src/bin/04lens_trait.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Container2 {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     arg: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `another` is never read
[INFO] [stdout]  --> src/bin/04lens_trait.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Container {
[INFO] [stdout]   |        --------- field in this struct
[INFO] [stdout] 4 |     inner: String,
[INFO] [stdout] 5 |     another: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arg` is never read
[INFO] [stdout]   --> src/bin/04lens_trait.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Container2 {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     arg: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `another` is never read
[INFO] [stdout]  --> src/bin/05lens_trait_im.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Container {
[INFO] [stdout]   |        --------- field in this struct
[INFO] [stdout] 5 |     inner: String,
[INFO] [stdout] 6 |     another: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arg` is never read
[INFO] [stdout]   --> src/bin/05lens_trait_im.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Container2 {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     arg: u16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `debug_timestamp` is never read
[INFO] [stdout]   --> src/bin/02data_trait.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct TodoItem {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     debug_timestamp: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TodoItem` has a derived impl for the trait `Clone`, 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: variants `Work`, `Play`, and `Revolution` are never constructed
[INFO] [stdout]   --> src/bin/02data_trait.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Category {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 24 |     Work,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 25 |     Play,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     Revolution,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Category` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `debug_timestamp` is never read
[INFO] [stdout]   --> src/bin/02data_trait.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct TodoItem {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     debug_timestamp: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TodoItem` has a derived impl for the trait `Clone`, 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: variants `Work`, `Play`, and `Revolution` are never constructed
[INFO] [stdout]   --> src/bin/02data_trait.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Category {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 24 |     Work,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 25 |     Play,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     Revolution,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Category` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.44s
[INFO] running `Command { std: "docker" "inspect" "1d6fced91d80261f74b8cdd3c33d5cb9cf7663eabe0c97ca465bbf850c18a097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d6fced91d80261f74b8cdd3c33d5cb9cf7663eabe0c97ca465bbf850c18a097", kill_on_drop: false }`
[INFO] [stdout] 1d6fced91d80261f74b8cdd3c33d5cb9cf7663eabe0c97ca465bbf850c18a097
