[INFO] cloning repository https://github.com/UnHumbleBen/serde-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UnHumbleBen/serde-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnHumbleBen%2Fserde-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnHumbleBen%2Fserde-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf3ef9af0f449ed6c74e67ce5a867643c7d38fab
[INFO] checking UnHumbleBen/serde-tutorial against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnHumbleBen%2Fserde-tutorial" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/UnHumbleBen/serde-tutorial on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/UnHumbleBen/serde-tutorial
[INFO] finished tweaking git repo https://github.com/UnHumbleBen/serde-tutorial
[INFO] tweaked toml for git repo https://github.com/UnHumbleBen/serde-tutorial written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/UnHumbleBen/serde-tutorial 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.1
[INFO] [stderr]   Downloaded serde v1.0.99
[INFO] [stderr]   Downloaded serde_derive v1.0.99
[INFO] [stderr]   Downloaded serde_repr v0.1.5
[INFO] [stderr]   Downloaded syn v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27e037855335cb5637e8a8cfc40597e6e89ede9151e329887d5840d218cc3a74
[INFO] running `Command { std: "docker" "start" "-a" "27e037855335cb5637e8a8cfc40597e6e89ede9151e329887d5840d218cc3a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27e037855335cb5637e8a8cfc40597e6e89ede9151e329887d5840d218cc3a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27e037855335cb5637e8a8cfc40597e6e89ede9151e329887d5840d218cc3a74", kill_on_drop: false }`
[INFO] [stdout] 27e037855335cb5637e8a8cfc40597e6e89ede9151e329887d5840d218cc3a74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d07badaef887a84fa4a4d0c2a4ba5ddaf32994ba73cf05969c0c6f8471527e4
[INFO] running `Command { std: "docker" "start" "-a" "5d07badaef887a84fa4a4d0c2a4ba5ddaf32994ba73cf05969c0c6f8471527e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking phantom-data v0.1.0 (/opt/rustwide/workdir/phantom-data)
[INFO] [stdout] warning: struct `Iter` is never constructed
[INFO] [stdout]   --> phantom-data/src/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Iter<'a, T: 'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec` is never constructed
[INFO] [stdout]   --> phantom-data/src/main.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct Vec<T> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Iter` is never constructed
[INFO] [stdout]   --> phantom-data/src/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Iter<'a, T: 'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec` is never constructed
[INFO] [stdout]   --> phantom-data/src/main.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct Vec<T> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling serde_repr v0.1.5
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking attributes v0.1.0 (/opt/rustwide/workdir/attributes)
[INFO] [stderr]     Checking implement-deserialize-for-a-custom-map-type v0.1.0 (/opt/rustwide/workdir/implement-deserialize-for-a-custom-map-type)
[INFO] [stderr]     Checking the-visitor-trait v0.1.0 (/opt/rustwide/workdir/the-visitor-trait)
[INFO] [stderr]     Checking skip-serializing-field v0.1.0 (/opt/rustwide/workdir/skip-serializing-field)
[INFO] [stderr]     Checking using-derive v0.1.0 (/opt/rustwide/workdir/using-derive)
[INFO] [stderr]     Checking discarding-data v0.1.0 (/opt/rustwide/workdir/discarding-data)
[INFO] [stderr]     Checking enum-representations v0.1.0 (/opt/rustwide/workdir/enum-representations)
[INFO] [stderr]     Checking default-value-for-a-field v0.1.0 (/opt/rustwide/workdir/default-value-for-a-field)
[INFO] [stderr]     Checking custom-serialization v0.1.0 (/opt/rustwide/workdir/custom-serialization)
[INFO] [stderr]     Checking processing-an-array-of-values-without-buffering-into-a-vec v0.1.0 (/opt/rustwide/workdir/processing-an-array-of-values-without-buffering-into-a-vec)
[INFO] [stderr]     Checking handwritten-generic-type-bound v0.1.0 (/opt/rustwide/workdir/handwritten-generic-type-bounds)
[INFO] [stdout] warning: field `hash` is never read
[INFO] [stdout]  --> skip-serializing-field/src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Resource {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     hash: String,
[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] [stderr]     Checking serialize-fields-as-camelcase v0.1.0 (/opt/rustwide/workdir/serialize-fields-as-camelcase)
[INFO] [stdout] warning: fields `resource`, `timeout`, and `priority` are never read
[INFO] [stdout]   --> default-value-for-a-field/src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | struct Request {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     resource: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     timeout: Timeout,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     priority: Priority,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Request` 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]   --> default-value-for-a-field/src/main.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Timeout(u32);
[INFO] [stdout]    |        ------- ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Timeout` 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] 33 | struct Timeout(());
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking struct-flattening v0.1.0 (/opt/rustwide/workdir/struct-flattening)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> processing-an-array-of-values-without-buffering-into-a-vec/src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Outer {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 22 |     /// The id of the processed array.
[INFO] [stdout] 23 |     id: String,
[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 `s` and `ptr` are never read
[INFO] [stdout]   --> handwritten-generic-type-bounds/src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Outer<'a, S, T: 'a + ?Sized> {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     s: S,
[INFO] [stdout]    |     ^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     ptr: Ptr<'a, T>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Outer` 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: variant `Ref` is never constructed
[INFO] [stdout]   --> handwritten-generic-type-bounds/src/main.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | enum Ptr<'a, T: 'a + ?Sized> {
[INFO] [stdout]    |      --- variant in this enum
[INFO] [stdout] 60 |     Ref(&'a T),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ptr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking deriving-de-serialize-for-type-in-a-different-crate v0.1.0 (/opt/rustwide/workdir/deriving-de-serialize-for-type-in-a-different-crate)
[INFO] [stderr]     Checking serialize-enum-as-number v0.1.0 (/opt/rustwide/workdir/serialize-enum-as-number)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking manually-implementing-deserialize-for-a-struct v0.1.0 (/opt/rustwide/workdir/manually-implementing-deserialize-for-a-struct)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> manually-implementing-deserialize-for-a-struct/src/main.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `secs` and `nanos` are never read
[INFO] [stdout]   --> manually-implementing-deserialize-for-a-struct/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | struct Duration {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 10 |     secs: u64,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 11 |     nanos: u32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `resource`, `timeout`, and `priority` are never read
[INFO] [stdout]   --> default-value-for-a-field/src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | struct Request {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     resource: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     timeout: Timeout,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     priority: Priority,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Request` 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]   --> default-value-for-a-field/src/main.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Timeout(u32);
[INFO] [stdout]    |        ------- ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Timeout` 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] 33 | struct Timeout(());
[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: field `hash` is never read
[INFO] [stdout]  --> skip-serializing-field/src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Resource {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     hash: String,
[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: unnecessary trailing semicolon
[INFO] [stdout]   --> manually-implementing-deserialize-for-a-struct/src/main.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> processing-an-array-of-values-without-buffering-into-a-vec/src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Outer {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 22 |     /// The id of the processed array.
[INFO] [stdout] 23 |     id: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `s` and `ptr` are never read
[INFO] [stdout]   --> handwritten-generic-type-bounds/src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Outer<'a, S, T: 'a + ?Sized> {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     s: S,
[INFO] [stdout]    |     ^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     ptr: Ptr<'a, T>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Outer` 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: variant `Ref` is never constructed
[INFO] [stdout]   --> handwritten-generic-type-bounds/src/main.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | enum Ptr<'a, T: 'a + ?Sized> {
[INFO] [stdout]    |      --- variant in this enum
[INFO] [stdout] 60 |     Ref(&'a T),
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ptr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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: fields `secs` and `nanos` are never read
[INFO] [stdout]   --> manually-implementing-deserialize-for-a-struct/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | struct Duration {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 10 |     secs: u64,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 11 |     nanos: u32,
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.46s
[INFO] running `Command { std: "docker" "inspect" "5d07badaef887a84fa4a4d0c2a4ba5ddaf32994ba73cf05969c0c6f8471527e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d07badaef887a84fa4a4d0c2a4ba5ddaf32994ba73cf05969c0c6f8471527e4", kill_on_drop: false }`
[INFO] [stdout] 5d07badaef887a84fa4a4d0c2a4ba5ddaf32994ba73cf05969c0c6f8471527e4
[INFO] checking UnHumbleBen/serde-tutorial against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnHumbleBen%2Fserde-tutorial" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/UnHumbleBen/serde-tutorial on toolchain 7622c0f807a4e13c4db886a1681bf343795692df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/UnHumbleBen/serde-tutorial
[INFO] finished tweaking git repo https://github.com/UnHumbleBen/serde-tutorial
[INFO] tweaked toml for git repo https://github.com/UnHumbleBen/serde-tutorial written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/UnHumbleBen/serde-tutorial 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" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6fe4fe7603b3364d1e11451527b981809b399630b2196baa049a67fcb7eea92
[INFO] running `Command { std: "docker" "start" "-a" "d6fe4fe7603b3364d1e11451527b981809b399630b2196baa049a67fcb7eea92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6fe4fe7603b3364d1e11451527b981809b399630b2196baa049a67fcb7eea92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6fe4fe7603b3364d1e11451527b981809b399630b2196baa049a67fcb7eea92", kill_on_drop: false }`
[INFO] [stdout] d6fe4fe7603b3364d1e11451527b981809b399630b2196baa049a67fcb7eea92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dnon_local_definitions" "-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" "+7622c0f807a4e13c4db886a1681bf343795692df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c50eaf84f61ca9607f54402b6264c96bd55c8525e7a68291fcafdfb37635740
[INFO] running `Command { std: "docker" "start" "-a" "5c50eaf84f61ca9607f54402b6264c96bd55c8525e7a68291fcafdfb37635740", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking phantom-data v0.1.0 (/opt/rustwide/workdir/phantom-data)
[INFO] [stdout] warning: struct `Iter` is never constructed
[INFO] [stdout]   --> phantom-data/src/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Iter<'a, T: 'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec` is never constructed
[INFO] [stdout]   --> phantom-data/src/main.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct Vec<T> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Iter` is never constructed
[INFO] [stdout]   --> phantom-data/src/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Iter<'a, T: 'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec` is never constructed
[INFO] [stdout]   --> phantom-data/src/main.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct Vec<T> {
[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] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling serde_repr v0.1.5
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking implement-deserialize-for-a-custom-map-type v0.1.0 (/opt/rustwide/workdir/implement-deserialize-for-a-custom-map-type)
[INFO] [stderr]     Checking attributes v0.1.0 (/opt/rustwide/workdir/attributes)
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]  --> attributes/src/main.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: move this `impl` block outside the of the current constant `_IMPL_SERIALIZE_FOR_S`
[INFO] [stdout]   = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]   = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]   = note: requested on the command line with `-D non-local-definitions`
[INFO] [stdout]   = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]  --> attributes/src/main.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]   |                     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_S`
[INFO] [stdout]   = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]   = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]   = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> attributes/src/main.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_IMPL_SERIALIZE_FOR_E`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> attributes/src/main.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_E`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `attributes` (bin "attributes" test) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]  --> attributes/src/main.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: move this `impl` block outside the of the current constant `_IMPL_SERIALIZE_FOR_S`
[INFO] [stdout]   = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]   = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]   = note: requested on the command line with `-D non-local-definitions`
[INFO] [stdout]   = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]  --> attributes/src/main.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]   |                     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_S`
[INFO] [stdout]   = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]   = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]   = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> attributes/src/main.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_IMPL_SERIALIZE_FOR_E`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> attributes/src/main.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_E`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `attributes` (bin "attributes") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "5c50eaf84f61ca9607f54402b6264c96bd55c8525e7a68291fcafdfb37635740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c50eaf84f61ca9607f54402b6264c96bd55c8525e7a68291fcafdfb37635740", kill_on_drop: false }`
[INFO] [stdout] 5c50eaf84f61ca9607f54402b6264c96bd55c8525e7a68291fcafdfb37635740
