[INFO] cloning repository https://github.com/4t145/modify-by
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/4t145/modify-by" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4t145%2Fmodify-by", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4t145%2Fmodify-by'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3442a3713d946446c008a195082cd92d4bd3dbc0
[INFO] checking 4t145/modify-by against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4t145%2Fmodify-by" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/4t145/modify-by
[INFO] finished tweaking git repo https://github.com/4t145/modify-by
[INFO] tweaked toml for git repo https://github.com/4t145/modify-by written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/4t145/modify-by on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/4t145/modify-by 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.18
[INFO] [stderr]   Downloaded darling_macro v0.20.11
[INFO] [stderr]   Downloaded generic-array v0.14.7
[INFO] [stderr]   Downloaded block-buffer v0.10.4
[INFO] [stderr]   Downloaded cpufeatures v0.2.17
[INFO] [stderr]   Downloaded crypto-common v0.1.6
[INFO] [stderr]   Downloaded quote v1.0.40
[INFO] [stderr]   Downloaded cfg-if v1.0.1
[INFO] [stderr]   Downloaded ucd-trie v0.1.7
[INFO] [stderr]   Downloaded typenum v1.18.0
[INFO] [stderr]   Downloaded serde_derive v1.0.219
[INFO] [stderr]   Downloaded darling_core v0.20.11
[INFO] [stderr]   Downloaded memchr v2.7.5
[INFO] [stderr]   Downloaded pest v2.8.1
[INFO] [stderr]   Downloaded serde_json v1.0.140
[INFO] [stderr]   Downloaded sha2 v0.10.9
[INFO] [stderr]   Downloaded pest_meta v2.8.1
[INFO] [stderr]   Downloaded aho-corasick v1.1.3
[INFO] [stderr]   Downloaded pest_derive v2.8.1
[INFO] [stderr]   Downloaded thiserror v2.0.12
[INFO] [stderr]   Downloaded regex v1.11.1
[INFO] [stderr]   Downloaded serde v1.0.219
[INFO] [stderr]   Downloaded jsonpath-rust v1.0.3
[INFO] [stderr]   Downloaded syn v2.0.104
[INFO] [stderr]   Downloaded darling v0.20.11
[INFO] [stderr]   Downloaded regex-syntax v0.8.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.95
[INFO] [stderr]   Downloaded pest_generator v2.8.1
[INFO] [stderr]   Downloaded thiserror-impl v2.0.12
[INFO] [stderr]   Downloaded version_check v0.9.5
[INFO] [stderr]   Downloaded digest v0.10.7
[INFO] [stderr]   Downloaded regex-automata v0.4.9
[INFO] [stderr]   Downloaded libc v0.2.174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63b3951763eaf751ac57287eca841d748240c513130cc902488ecb59b3f39179
[INFO] running `Command { std: "docker" "start" "-a" "63b3951763eaf751ac57287eca841d748240c513130cc902488ecb59b3f39179", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63b3951763eaf751ac57287eca841d748240c513130cc902488ecb59b3f39179", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63b3951763eaf751ac57287eca841d748240c513130cc902488ecb59b3f39179", kill_on_drop: false }`
[INFO] [stdout] 63b3951763eaf751ac57287eca841d748240c513130cc902488ecb59b3f39179
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e1c38d2e85d13466c8445e5c4830ef636dcf92bb00753a15fe6ae5394d4212f
[INFO] running `Command { std: "docker" "start" "-a" "8e1c38d2e85d13466c8445e5c4830ef636dcf92bb00753a15fe6ae5394d4212f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.104
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking darling_core v0.20.11
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling pest v2.8.1
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling modify-macros v0.1.0 (/opt/rustwide/workdir/crates/modify-macros)
[INFO] [stdout] warning: unused import: `format_ident`
[INFO] [stdout]  --> crates/modify-macros/src/modification.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use quote::{format_ident, quote};
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `format_ident`
[INFO] [stdout]  --> crates/modify-macros/src/modification.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use quote::{format_ident, quote};
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ident` and `parse_macro_input`
[INFO] [stdout]  --> crates/modify-macros/src/modification.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{Ident, parse_macro_input};
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::ItemImpl`
[INFO] [stdout]   --> crates/modify-macros/src/modification.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     use syn::ItemImpl;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ident` and `parse_macro_input`
[INFO] [stdout]  --> crates/modify-macros/src/modification.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{Ident, parse_macro_input};
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::ItemImpl`
[INFO] [stdout]   --> crates/modify-macros/src/modification.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     use syn::ItemImpl;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `format_ident`
[INFO] [stdout]  --> crates/modify-macros/src/modification.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use quote::{format_ident, quote};
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ident` and `parse_macro_input`
[INFO] [stdout]  --> crates/modify-macros/src/modification.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{Ident, parse_macro_input};
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::ItemImpl`
[INFO] [stdout]   --> crates/modify-macros/src/modification.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     use syn::ItemImpl;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> crates/modify-macros/src/modification.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let mut exprs = generate_modify_exprs(fields);
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variants`
[INFO] [stdout]   --> crates/modify-macros/src/modification.rs:69:34
[INFO] [stdout]    |
[INFO] [stdout] 69 |         darling::ast::Data::Enum(variants) => {
[INFO] [stdout]    |                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variants`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ident` and `fields` are never read
[INFO] [stdout]   --> crates/modify-macros/src/modification.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct DeriveModificationVariantAttribute {
[INFO] [stdout]    |            ---------------------------------- fields in this struct
[INFO] [stdout] 30 |     ident: syn::Ident,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 31 |     fields: darling::ast::Fields<DeriveModificationFieldAttribute>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> crates/modify-macros/src/modification.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let mut exprs = generate_modify_exprs(fields);
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variants`
[INFO] [stdout]   --> crates/modify-macros/src/modification.rs:69:34
[INFO] [stdout]    |
[INFO] [stdout] 69 |         darling::ast::Data::Enum(variants) => {
[INFO] [stdout]    |                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variants`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> crates/modify-macros/src/modification.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let mut exprs = generate_modify_exprs(fields);
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variants`
[INFO] [stdout]   --> crates/modify-macros/src/modification.rs:69:34
[INFO] [stdout]    |
[INFO] [stdout] 69 |         darling::ast::Data::Enum(variants) => {
[INFO] [stdout]    |                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variants`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ident` and `fields` are never read
[INFO] [stdout]   --> crates/modify-macros/src/modification.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct DeriveModificationVariantAttribute {
[INFO] [stdout]    |            ---------------------------------- fields in this struct
[INFO] [stdout] 30 |     ident: syn::Ident,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 31 |     fields: darling::ast::Fields<DeriveModificationFieldAttribute>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ident` and `fields` are never read
[INFO] [stdout]   --> crates/modify-macros/src/modification.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct DeriveModificationVariantAttribute {
[INFO] [stdout]    |            ---------------------------------- fields in this struct
[INFO] [stdout] 30 |     ident: syn::Ident,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 31 |     fields: darling::ast::Fields<DeriveModificationFieldAttribute>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking modify-core v0.1.0 (/opt/rustwide/workdir/crates/modify)
[INFO] [stdout] warning: fields `name` and `index` are never read
[INFO] [stdout]  --> crates/modify/tests/test_macros.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MyData {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 6 |     items: Vec<String>,
[INFO] [stdout] 7 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     index: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pest_meta v2.8.1
[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]    Compiling pest_derive v2.8.1
[INFO] [stderr]     Checking jsonpath-rust v1.0.3
[INFO] [stderr]     Checking modify-json v0.1.0 (/opt/rustwide/workdir/crates/modify-json)
[INFO] [stdout] warning: unused import: `extend`
[INFO] [stdout]    --> crates/modify-json/src/ensure.rs:188:54
[INFO] [stdout]     |
[INFO] [stdout] 188 |     use modify::{Modification, ModificationLayerExt, extend};
[INFO] [stdout]     |                                                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.36s
[INFO] running `Command { std: "docker" "inspect" "8e1c38d2e85d13466c8445e5c4830ef636dcf92bb00753a15fe6ae5394d4212f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e1c38d2e85d13466c8445e5c4830ef636dcf92bb00753a15fe6ae5394d4212f", kill_on_drop: false }`
[INFO] [stdout] 8e1c38d2e85d13466c8445e5c4830ef636dcf92bb00753a15fe6ae5394d4212f
