[INFO] fetching crate rustlings 6.5.0...
[INFO] building rustlings-6.5.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rustlings 6.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rustlings 6.5.0
[INFO] finished tweaking crates.io crate rustlings 6.5.0
[INFO] tweaked toml for crates.io crate rustlings 6.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustlings 6.5.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustlings 6.5.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded notify v8.2.0
[INFO] [stderr]   Downloaded rustlings-macros v6.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d73b4a761d21ecbc3282fd4068badbadbe789d6ccd6fa0907cebefdc5a32e6ec
[INFO] running `Command { std: "docker" "start" "-a" "d73b4a761d21ecbc3282fd4068badbadbe789d6ccd6fa0907cebefdc5a32e6ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d73b4a761d21ecbc3282fd4068badbadbe789d6ccd6fa0907cebefdc5a32e6ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d73b4a761d21ecbc3282fd4068badbadbe789d6ccd6fa0907cebefdc5a32e6ec", kill_on_drop: false }`
[INFO] [stdout] d73b4a761d21ecbc3282fd4068badbadbe789d6ccd6fa0907cebefdc5a32e6ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4551f6050a801c6a10504e14b7e8d008df047d9573d07d41affaa54837284cc6
[INFO] running `Command { std: "docker" "start" "-a" "4551f6050a801c6a10504e14b7e8d008df047d9573d07d41affaa54837284cc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.9.2
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling winnow v0.7.12
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling clap_derive v4.5.45
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling notify-types v2.0.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling clap_builder v4.5.44
[INFO] [stderr]    Compiling inotify v0.11.0
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling toml_parser v1.0.2
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling serde_spanned v1.0.0
[INFO] [stderr]    Compiling toml_datetime v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling toml v0.9.5
[INFO] [stderr]    Compiling clap v4.5.45
[INFO] [stderr]    Compiling rustlings-macros v6.5.0
[INFO] [stderr]    Compiling rustlings v6.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.65s
[INFO] running `Command { std: "docker" "inspect" "4551f6050a801c6a10504e14b7e8d008df047d9573d07d41affaa54837284cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4551f6050a801c6a10504e14b7e8d008df047d9573d07d41affaa54837284cc6", kill_on_drop: false }`
[INFO] [stdout] 4551f6050a801c6a10504e14b7e8d008df047d9573d07d41affaa54837284cc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3887dbc8aeab8ec89e7b3e9ac04d68b164d04d267cab5b0f100c5089d55bd2ca
[INFO] running `Command { std: "docker" "start" "-a" "3887dbc8aeab8ec89e7b3e9ac04d68b164d04d267cab5b0f100c5089d55bd2ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.9.2
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling toml_parser v1.0.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling inotify v0.11.0
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling clap_builder v4.5.44
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling clap v4.5.45
[INFO] [stderr]    Compiling tempfile v3.21.0
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling serde_spanned v1.0.0
[INFO] [stderr]    Compiling toml_datetime v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling toml v0.9.5
[INFO] [stderr]    Compiling rustlings-macros v6.5.0
[INFO] [stderr]    Compiling rustlings v6.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.94s
[INFO] running `Command { std: "docker" "inspect" "3887dbc8aeab8ec89e7b3e9ac04d68b164d04d267cab5b0f100c5089d55bd2ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3887dbc8aeab8ec89e7b3e9ac04d68b164d04d267cab5b0f100c5089d55bd2ca", kill_on_drop: false }`
[INFO] [stdout] 3887dbc8aeab8ec89e7b3e9ac04d68b164d04d267cab5b0f100c5089d55bd2ca