[INFO] cloning repository https://github.com/nblxa/tabdiff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nblxa/tabdiff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnblxa%2Ftabdiff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnblxa%2Ftabdiff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c07cb6542e68cc810673361f1bc88878363d559b
[INFO] checking nblxa/tabdiff against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnblxa%2Ftabdiff" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nblxa/tabdiff
[INFO] finished tweaking git repo https://github.com/nblxa/tabdiff
[INFO] tweaked toml for git repo https://github.com/nblxa/tabdiff written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nblxa/tabdiff on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nblxa/tabdiff 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe0a124889956b111e3539ea9ebf47458e9a1ae8a1b90252e6c707b98f8895fd
[INFO] running `Command { std: "docker" "start" "-a" "fe0a124889956b111e3539ea9ebf47458e9a1ae8a1b90252e6c707b98f8895fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe0a124889956b111e3539ea9ebf47458e9a1ae8a1b90252e6c707b98f8895fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe0a124889956b111e3539ea9ebf47458e9a1ae8a1b90252e6c707b98f8895fd", kill_on_drop: false }`
[INFO] [stdout] fe0a124889956b111e3539ea9ebf47458e9a1ae8a1b90252e6c707b98f8895fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 998b681bd54add18113dbb23b16667447cdc93f5c6a52c03c512c060be741437
[INFO] running `Command { std: "docker" "start" "-a" "998b681bd54add18113dbb23b16667447cdc93f5c6a52c03c512c060be741437", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking unicode-width v0.1.12
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]    Compiling syn v2.0.64
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking prettytable-rs v0.10.0
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking tabdiff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `cols` is never read
[INFO] [stdout]   --> src/tab.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub struct Tab {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 93 |     pub cols: Rc<Vec<Col>>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cols` is never read
[INFO] [stdout]   --> src/tab.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub struct Tab {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 93 |     pub cols: Rc<Vec<Col>>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.81s
[INFO] running `Command { std: "docker" "inspect" "998b681bd54add18113dbb23b16667447cdc93f5c6a52c03c512c060be741437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998b681bd54add18113dbb23b16667447cdc93f5c6a52c03c512c060be741437", kill_on_drop: false }`
[INFO] [stdout] 998b681bd54add18113dbb23b16667447cdc93f5c6a52c03c512c060be741437