[INFO] cloning repository https://github.com/andrewnester/rust-jsonm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrewnester/rust-jsonm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewnester%2Frust-jsonm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewnester%2Frust-jsonm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58d70b5ac3e19fae6f2a0f3e69208defe2f06769
[INFO] checking andrewnester/rust-jsonm against try#a7b168ac4977e8e93a43448b44847adaa305d5a9 for pr-150557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewnester%2Frust-jsonm" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andrewnester/rust-jsonm
[INFO] finished tweaking git repo https://github.com/andrewnester/rust-jsonm
[INFO] tweaked toml for git repo https://github.com/andrewnester/rust-jsonm written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andrewnester/rust-jsonm on toolchain a7b168ac4977e8e93a43448b44847adaa305d5a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andrewnester/rust-jsonm 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" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e84ffd700f2964b1a20f3f3ab4afd3bbd10eb843f52ebac990a8591d3482dd4d
[INFO] running `Command { std: "docker" "start" "-a" "e84ffd700f2964b1a20f3f3ab4afd3bbd10eb843f52ebac990a8591d3482dd4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e84ffd700f2964b1a20f3f3ab4afd3bbd10eb843f52ebac990a8591d3482dd4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e84ffd700f2964b1a20f3f3ab4afd3bbd10eb843f52ebac990a8591d3482dd4d", kill_on_drop: false }`
[INFO] [stdout] e84ffd700f2964b1a20f3f3ab4afd3bbd10eb843f52ebac990a8591d3482dd4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4af15a601807b318658ceda5f0253658304fc5261eb3ba612a82f672ac5e359
[INFO] running `Command { std: "docker" "start" "-a" "a4af15a601807b318658ceda5f0253658304fc5261eb3ba612a82f672ac5e359", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.146
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking ryu v1.0.21
[INFO] [stderr]     Checking itoa v1.0.16
[INFO] [stderr]     Checking indexmap v2.12.1
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking jsonm v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `cause` is never read
[INFO] [stdout]   --> src/packer.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct PackerError {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 53 |     cause: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PackerError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pending_unpacks` is never read
[INFO] [stdout]   --> src/unpacker.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Unpacker {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pending_unpacks: Vec<i32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Unpacker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cause` is never read
[INFO] [stdout]   --> src/packer.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct PackerError {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 53 |     cause: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PackerError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pending_unpacks` is never read
[INFO] [stdout]   --> src/unpacker.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Unpacker {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pending_unpacks: Vec<i32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Unpacker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "a4af15a601807b318658ceda5f0253658304fc5261eb3ba612a82f672ac5e359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4af15a601807b318658ceda5f0253658304fc5261eb3ba612a82f672ac5e359", kill_on_drop: false }`
[INFO] [stdout] a4af15a601807b318658ceda5f0253658304fc5261eb3ba612a82f672ac5e359