[INFO] fetching crate settle 0.36.3...
[INFO] testing settle-0.36.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate settle 0.36.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate settle 0.36.3 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate settle 0.36.3
[INFO] finished tweaking crates.io crate settle 0.36.3
[INFO] tweaked toml for crates.io crate settle 0.36.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate settle 0.36.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44b46d027b9ba705ba2ebf9f064382ce604cd70be0501ffb730adadee236cbff
[INFO] running `Command { std: "docker" "start" "-a" "44b46d027b9ba705ba2ebf9f064382ce604cd70be0501ffb730adadee236cbff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44b46d027b9ba705ba2ebf9f064382ce604cd70be0501ffb730adadee236cbff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44b46d027b9ba705ba2ebf9f064382ce604cd70be0501ffb730adadee236cbff", kill_on_drop: false }`
[INFO] [stdout] 44b46d027b9ba705ba2ebf9f064382ce604cd70be0501ffb730adadee236cbff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3797a154fb380d5653a03ca5e4b1cd1c022e809ef898519a75ef29d355bc87d4
[INFO] running `Command { std: "docker" "start" "-a" "3797a154fb380d5653a03ca5e4b1cd1c022e809ef898519a75ef29d355bc87d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling shellexpand v2.1.0
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling libsqlite3-sys v0.24.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling hashlink v0.7.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling clap v3.1.5
[INFO] [stderr]    Compiling rusqlite v0.27.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling clap_complete v3.1.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling settle v0.36.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `XDG_CONFIG_HOME` not defined
[INFO] [stdout]   --> src/config.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let xdg_cfg_dir = env!("XDG_CONFIG_HOME");
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `XDG_CONFIG_HOME` not defined
[INFO] [stdout]   --> src/config.rs:55:47
[INFO] [stdout]    |
[INFO] [stdout] 55 |             format!( "{}/settle/settle.yaml", env!("XDG_CONFIG_HOME"))
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `settle` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "3797a154fb380d5653a03ca5e4b1cd1c022e809ef898519a75ef29d355bc87d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3797a154fb380d5653a03ca5e4b1cd1c022e809ef898519a75ef29d355bc87d4", kill_on_drop: false }`
[INFO] [stdout] 3797a154fb380d5653a03ca5e4b1cd1c022e809ef898519a75ef29d355bc87d4