[INFO] cloning repository https://github.com/Al3x-G/rustlings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Al3x-G/rustlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAl3x-G%2Frustlings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAl3x-G%2Frustlings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5116a812fbcdf8662934ef35e5d6d0d0794a5d47
[INFO] checking Al3x-G/rustlings against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAl3x-G%2Frustlings" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Al3x-G/rustlings on toolchain a26e97be8826d408309fffbd8168362365719f50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Al3x-G/rustlings
[INFO] finished tweaking git repo https://github.com/Al3x-G/rustlings
[INFO] tweaked toml for git repo https://github.com/Al3x-G/rustlings written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Al3x-G/rustlings 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" "+a26e97be8826d408309fffbd8168362365719f50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates v3.1.0
[INFO] [stderr]   Downloaded predicates-core v1.0.6
[INFO] [stderr]   Downloaded compact_str v0.7.1
[INFO] [stderr]   Downloaded termtree v0.4.1
[INFO] [stderr]   Downloaded fsevent-sys v4.1.0
[INFO] [stderr]   Downloaded predicates-tree v1.0.9
[INFO] [stderr]   Downloaded kqueue v1.0.8
[INFO] [stderr]   Downloaded notify-debouncer-mini v0.4.1
[INFO] [stderr]   Downloaded assert_cmd v2.0.14
[INFO] [stderr]   Downloaded clap_lex v0.7.1
[INFO] [stderr]   Downloaded clap v4.5.9
[INFO] [stderr]   Downloaded notify v6.1.1
[INFO] [stderr]   Downloaded anstyle-query v1.1.0
[INFO] [stderr]   Downloaded clap_derive v4.5.8
[INFO] [stderr]   Downloaded inotify v0.9.6
[INFO] [stderr]   Downloaded serde_spanned v0.6.6
[INFO] [stderr]   Downloaded clap_builder v4.5.9
[INFO] [stderr]   Downloaded os_pipe v1.2.0
[INFO] [stderr]   Downloaded difflib v0.4.0
[INFO] [stderr]   Downloaded stability v0.2.1
[INFO] [stderr]   Downloaded kqueue-sys v1.0.4
[INFO] [stderr]   Downloaded bstr v1.9.1
[INFO] [stderr]   Downloaded ratatui v0.27.0
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca17bb76858924230792fd1965e3c857c9e12394d97a6b5dd757ad8cae08cdba
[INFO] running `Command { std: "docker" "start" "-a" "ca17bb76858924230792fd1965e3c857c9e12394d97a6b5dd757ad8cae08cdba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca17bb76858924230792fd1965e3c857c9e12394d97a6b5dd757ad8cae08cdba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca17bb76858924230792fd1965e3c857c9e12394d97a6b5dd757ad8cae08cdba", kill_on_drop: false }`
[INFO] [stdout] ca17bb76858924230792fd1965e3c857c9e12394d97a6b5dd757ad8cae08cdba
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1365a8fd3789c35a6c32b44f035629ba10e926448618eee7af20da71ff4b3ac4
[INFO] running `Command { std: "docker" "start" "-a" "1365a8fd3789c35a6c32b44f035629ba10e926448618eee7af20da71ff4b3ac4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking winnow v0.6.14
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]    Compiling assert_cmd v2.0.14
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking clap_lex v0.7.1
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking clap_builder v4.5.9
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking lru v0.12.3
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr]     Checking compact_str v0.7.1
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking notify-debouncer-mini v0.4.1
[INFO] [stderr]     Checking os_pipe v1.2.0
[INFO] [stderr]     Checking unicode-truncate v1.1.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling stability v0.2.1
[INFO] [stderr]    Compiling clap_derive v4.5.8
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking ratatui v0.27.0
[INFO] [stderr]     Checking clap v4.5.9
[INFO] [stderr]     Checking serde_spanned v0.6.6
[INFO] [stderr]     Checking toml_datetime v0.6.6
[INFO] [stderr]     Checking toml_edit v0.22.16
[INFO] [stderr]     Checking rustlings-macros v6.1.0 (/opt/rustwide/workdir/rustlings-macros)
[INFO] [stderr]     Checking rustlings v6.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.57s
[INFO] running `Command { std: "docker" "inspect" "1365a8fd3789c35a6c32b44f035629ba10e926448618eee7af20da71ff4b3ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1365a8fd3789c35a6c32b44f035629ba10e926448618eee7af20da71ff4b3ac4", kill_on_drop: false }`
[INFO] [stdout] 1365a8fd3789c35a6c32b44f035629ba10e926448618eee7af20da71ff4b3ac4
