[INFO] cloning repository https://github.com/WyvernIXTL/ubilerntui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WyvernIXTL/ubilerntui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWyvernIXTL%2Fubilerntui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWyvernIXTL%2Fubilerntui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf71380625a754b6b9ea23fefba5245c419fba7f
[INFO] checking WyvernIXTL/ubilerntui against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWyvernIXTL%2Fubilerntui" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WyvernIXTL/ubilerntui on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WyvernIXTL/ubilerntui
[INFO] finished tweaking git repo https://github.com/WyvernIXTL/ubilerntui
[INFO] tweaked toml for git repo https://github.com/WyvernIXTL/ubilerntui written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/WyvernIXTL/ubilerntui 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pdf-extract v0.7.4
[INFO] [stderr]   Downloaded postscript v0.14.1
[INFO] [stderr]   Downloaded adobe-cmap-parser v0.4.0
[INFO] [stderr]   Downloaded pocket-resources v0.3.2
[INFO] [stderr]   Downloaded hyphenation_commons v0.8.4
[INFO] [stderr]   Downloaded hyphenation v0.8.4
[INFO] [stderr]   Downloaded lopdf v0.30.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea34f7622782ef16b96e933b83835eefd1d05f58bb6815fd6a69ad49cc6a496f
[INFO] running `Command { std: "docker" "start" "-a" "ea34f7622782ef16b96e933b83835eefd1d05f58bb6815fd6a69ad49cc6a496f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea34f7622782ef16b96e933b83835eefd1d05f58bb6815fd6a69ad49cc6a496f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea34f7622782ef16b96e933b83835eefd1d05f58bb6815fd6a69ad49cc6a496f", kill_on_drop: false }`
[INFO] [stdout] ea34f7622782ef16b96e933b83835eefd1d05f58bb6815fd6a69ad49cc6a496f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59c11176434fd3b36cbaf12009bd371361a5686f2b663edbd6fb34fe9fd8d77c
[INFO] running `Command { std: "docker" "start" "-a" "59c11176434fd3b36cbaf12009bd371361a5686f2b663edbd6fb34fe9fd8d77c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
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[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
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[INFO] [stderr]     Checking signal-hook-mio v0.2.3
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[INFO] [stderr]    Compiling indoc v2.0.5
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[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking lopdf v0.30.0
[INFO] [stderr]     Checking pdf-extract v0.7.4
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling stability v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling strum_macros v0.26.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking strum v0.26.1
[INFO] [stderr]     Checking ratatui v0.26.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking hyphenation_commons v0.8.4
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rusqlite v0.30.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling hyphenation v0.8.4
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking ubilerntui v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `textwrap` is imported redundantly
[INFO] [stdout]   --> src/ui.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | use textwrap;
[INFO] [stdout]    |     ^^^^^^^^ the item `textwrap` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `textwrap` is imported redundantly
[INFO] [stdout]   --> src/ui.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | use textwrap;
[INFO] [stdout]    |     ^^^^^^^^ the item `textwrap` is already defined by prelude
[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 47.37s
[INFO] running `Command { std: "docker" "inspect" "59c11176434fd3b36cbaf12009bd371361a5686f2b663edbd6fb34fe9fd8d77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c11176434fd3b36cbaf12009bd371361a5686f2b663edbd6fb34fe9fd8d77c", kill_on_drop: false }`
[INFO] [stdout] 59c11176434fd3b36cbaf12009bd371361a5686f2b663edbd6fb34fe9fd8d77c