[INFO] cloning repository https://github.com/xoros-repo/xoros-rescue-shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xoros-repo/xoros-rescue-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxoros-repo%2Fxoros-rescue-shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxoros-repo%2Fxoros-rescue-shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a14a53646cb04e3a8c3da71a91c18a6e8e6655b
[INFO] checking xoros-repo/xoros-rescue-shell against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxoros-repo%2Fxoros-rescue-shell" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xoros-repo/xoros-rescue-shell on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xoros-repo/xoros-rescue-shell
[INFO] finished tweaking git repo https://github.com/xoros-repo/xoros-rescue-shell
[INFO] tweaked toml for git repo https://github.com/xoros-repo/xoros-rescue-shell written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xoros-repo/xoros-rescue-shell 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_threads v0.1.7
[INFO] [stderr]   Downloaded enumset_derive v0.8.1
[INFO] [stderr]   Downloaded cursive_buffered_backend v0.6.1
[INFO] [stderr]   Downloaded enum-map v2.7.3
[INFO] [stderr]   Downloaded enumset v1.1.3
[INFO] [stderr]   Downloaded enum-map-derive v0.17.0
[INFO] [stderr]   Downloaded signal-hook v0.3.17
[INFO] [stderr]   Downloaded cursive v0.20.0
[INFO] [stderr]   Downloaded syn v2.0.51
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.11
[INFO] [stderr]   Downloaded cursive_core v0.3.7
[INFO] [stderr]   Downloaded sysinfo v0.30.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff0312062e7d9464329b1fdfe3e5cc9245464ee13b7fb15f3af987d0f3d62d65
[INFO] running `Command { std: "docker" "start" "-a" "ff0312062e7d9464329b1fdfe3e5cc9245464ee13b7fb15f3af987d0f3d62d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff0312062e7d9464329b1fdfe3e5cc9245464ee13b7fb15f3af987d0f3d62d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff0312062e7d9464329b1fdfe3e5cc9245464ee13b7fb15f3af987d0f3d62d65", kill_on_drop: false }`
[INFO] [stdout] ff0312062e7d9464329b1fdfe3e5cc9245464ee13b7fb15f3af987d0f3d62d65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdaa93ee5a305c383cb85f8678af12bead49250b55c524d21d91bf1bf4366f76
[INFO] running `Command { std: "docker" "start" "-a" "fdaa93ee5a305c383cb85f8678af12bead49250b55c524d21d91bf1bf4366f76", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling ahash v0.8.9
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]    Compiling syn v2.0.51
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking rayon v1.9.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking sysinfo v0.30.7
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]     Checking enum-map v2.7.3
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling enumset_derive v0.8.1
[INFO] [stderr]     Checking enumset v1.1.3
[INFO] [stderr]     Checking cursive_core v0.3.7
[INFO] [stderr]     Checking cursive_buffered_backend v0.6.1
[INFO] [stderr]     Checking cursive v0.20.0
[INFO] [stderr]     Checking xoros-rescue-shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sys_info`
[INFO] [stdout]   --> src/ui/menus/help.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 |                     let sys_info = "System info placeholder: CPU, RAM, etc.";
[INFO] [stdout]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_info`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sys_info`
[INFO] [stdout]   --> src/ui/menus/help.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 |                     let sys_info = "System info placeholder: CPU, RAM, etc.";
[INFO] [stdout]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_info`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `traits::*`
[INFO] [stdout]  --> src/main.rs:1:36
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cursive::{Cursive, event::Key, traits::*, views::Dialog};
[INFO] [stdout]   |                                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `traits::*`
[INFO] [stdout]  --> src/main.rs:1:36
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cursive::{Cursive, event::Key, traits::*, views::Dialog};
[INFO] [stdout]   |                                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.01s
[INFO] running `Command { std: "docker" "inspect" "fdaa93ee5a305c383cb85f8678af12bead49250b55c524d21d91bf1bf4366f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdaa93ee5a305c383cb85f8678af12bead49250b55c524d21d91bf1bf4366f76", kill_on_drop: false }`
[INFO] [stdout] fdaa93ee5a305c383cb85f8678af12bead49250b55c524d21d91bf1bf4366f76