[INFO] cloning repository https://github.com/101failures/Lab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/101failures/Lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F101failures%2FLab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F101failures%2FLab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fbfd4f25e7e715007f5f3f6678f5d336d24d3660
[INFO] checking 101failures/Lab against 36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6 for pr-160581
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F101failures%2FLab" "/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/101failures/Lab
[INFO] finished tweaking git repo https://github.com/101failures/Lab
[INFO] tweaked toml for git repo https://github.com/101failures/Lab written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/101failures/Lab on toolchain 36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/101failures/Lab 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" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `lints.clippy.disallowed-methods` is deprecated in favor of `lints.clippy.disallowed_methods` and will not work in a future edition
[INFO] [stderr] warning: Cargo.toml: `lints.clippy.disallowed-types` is deprecated in favor of `lints.clippy.disallowed_types` and will not work in a future edition
[INFO] [stderr] warning: Cargo.toml: `lints.clippy.disallowed-methods` is deprecated in favor of `lints.clippy.disallowed_methods` and will not work in a future edition
[INFO] [stderr] warning: Cargo.toml: `lints.clippy.disallowed-types` is deprecated in favor of `lints.clippy.disallowed_types` and will not work in a future edition
[INFO] [stderr] warning: `rustlings` (manifest) generated 4 warnings
[INFO] [stderr] warning: rustlings-macros/Cargo.toml: `lints.clippy.disallowed-methods` is deprecated in favor of `lints.clippy.disallowed_methods` and will not work in a future edition
[INFO] [stderr] warning: rustlings-macros/Cargo.toml: `lints.clippy.disallowed-types` is deprecated in favor of `lints.clippy.disallowed_types` and will not work in a future edition
[INFO] [stderr] warning: `rustlings-macros` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b9c51e35d64fa18dbcf4cfc5c427dad7eefb9874f6c8269a68c1416c51a9f238
[INFO] running `Command { std: "docker" "start" "b9c51e35d64fa18dbcf4cfc5c427dad7eefb9874f6c8269a68c1416c51a9f238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9c51e35d64fa18dbcf4cfc5c427dad7eefb9874f6c8269a68c1416c51a9f238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b9c51e35d64fa18dbcf4cfc5c427dad7eefb9874f6c8269a68c1416c51a9f238" "/opt/rustwide/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9c51e35d64fa18dbcf4cfc5c427dad7eefb9874f6c8269a68c1416c51a9f238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b9c51e35d64fa18dbcf4cfc5c427dad7eefb9874f6c8269a68c1416c51a9f238" "/opt/rustwide/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `lints.clippy.disallowed-methods` is deprecated in favor of `lints.clippy.disallowed_methods` and will not work in a future edition
[INFO] [stderr] warning: Cargo.toml: `lints.clippy.disallowed-types` is deprecated in favor of `lints.clippy.disallowed_types` and will not work in a future edition
[INFO] [stderr] warning: Cargo.toml: `lints.clippy.disallowed-methods` is deprecated in favor of `lints.clippy.disallowed_methods` and will not work in a future edition
[INFO] [stderr] warning: Cargo.toml: `lints.clippy.disallowed-types` is deprecated in favor of `lints.clippy.disallowed_types` and will not work in a future edition
[INFO] [stderr] warning: `rustlings` (manifest) generated 4 warnings
[INFO] [stderr] warning: rustlings-macros/Cargo.toml: `lints.clippy.disallowed-methods` is deprecated in favor of `lints.clippy.disallowed_methods` and will not work in a future edition
[INFO] [stderr] warning: rustlings-macros/Cargo.toml: `lints.clippy.disallowed-types` is deprecated in favor of `lints.clippy.disallowed_types` and will not work in a future edition
[INFO] [stderr] warning: `rustlings-macros` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rustix v0.38.43
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]    Compiling winnow v0.6.24
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling rustlings v6.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking clap_builder v4.5.26
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking notify-types v2.0.0
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking inotify v0.11.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking os_pipe v1.2.1
[INFO] [stderr]     Checking notify v8.0.0
[INFO] [stderr]     Checking tempfile v3.15.0
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling clap_derive v4.5.24
[INFO] [stderr]     Checking clap v4.5.26
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_edit v0.22.22
[INFO] [stderr]     Checking rustlings-macros v6.4.0 (/opt/rustwide/workdir/rustlings-macros)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.16s
[INFO] running `Command { std: "docker" "inspect" "b9c51e35d64fa18dbcf4cfc5c427dad7eefb9874f6c8269a68c1416c51a9f238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9c51e35d64fa18dbcf4cfc5c427dad7eefb9874f6c8269a68c1416c51a9f238", kill_on_drop: false }`
[INFO] [stdout] b9c51e35d64fa18dbcf4cfc5c427dad7eefb9874f6c8269a68c1416c51a9f238