[INFO] cloning repository https://github.com/shunak/mini-browser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shunak/mini-browser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fmini-browser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fmini-browser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6578e7f74929ca18432b12c0ef59769523f4ef6
[INFO] checking shunak/mini-browser against master#1be5c8f90912c446ecbdc405cbc4a89f9acd20fd for pr-93394
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fmini-browser" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shunak/mini-browser on toolchain 1be5c8f90912c446ecbdc405cbc4a89f9acd20fd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shunak/mini-browser
[INFO] finished tweaking git repo https://github.com/shunak/mini-browser
[INFO] tweaked toml for git repo https://github.com/shunak/mini-browser written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/shunak/mini-browser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f516dad223706ee60b519fb343ad8245642f2cddd0f11b69dc456a371c97ee7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4f516dad223706ee60b519fb343ad8245642f2cddd0f11b69dc456a371c97ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f516dad223706ee60b519fb343ad8245642f2cddd0f11b69dc456a371c97ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f516dad223706ee60b519fb343ad8245642f2cddd0f11b69dc456a371c97ee7", kill_on_drop: false }`
[INFO] [stdout] 4f516dad223706ee60b519fb343ad8245642f2cddd0f11b69dc456a371c97ee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bc93baec4e6e7751234bf01aa21ad162c0c551a78b08f0d7fa47915b735c5fe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5bc93baec4e6e7751234bf01aa21ad162c0c551a78b08f0d7fa47915b735c5fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
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[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling enumset_derive v0.5.4
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[INFO] [stderr]     Checking structopt v0.3.21
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[INFO] [stderr]     Checking cursive_core v0.2.2
[INFO] [stderr]     Checking enumset v1.0.6
[INFO] [stderr]     Checking cursive_core v0.2.2 (https://github.com/gyscos/cursive#52188d3d)
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.3
[INFO] [stderr]     Checking cursive-aligned-view v0.4.0
[INFO] [stderr]     Checking cursive v0.16.4-alpha.0 (https://github.com/gyscos/cursive#52188d3d)
[INFO] [stderr]     Checking puppy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `set_callback`
[INFO] [stdout]   --> src/tui/components/link.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn set_callback<F>(&mut self, cb: F)
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `label`
[INFO] [stdout]   --> src/tui/components/link.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn label(&self) -> &str {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_label`
[INFO] [stdout]   --> src/tui/components/link.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn set_label<S>(&mut self, label: S)
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `invalidate`
[INFO] [stdout]   --> src/tui/components/link.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn invalidate(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_callback`
[INFO] [stdout]   --> src/tui/components/link.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn set_callback<F>(&mut self, cb: F)
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `label`
[INFO] [stdout]   --> src/tui/components/link.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn label(&self) -> &str {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_label`
[INFO] [stdout]   --> src/tui/components/link.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn set_label<S>(&mut self, label: S)
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `invalidate`
[INFO] [stdout]   --> src/tui/components/link.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn invalidate(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 11s
[INFO] running `Command { std: "docker" "inspect" "5bc93baec4e6e7751234bf01aa21ad162c0c551a78b08f0d7fa47915b735c5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc93baec4e6e7751234bf01aa21ad162c0c551a78b08f0d7fa47915b735c5fe", kill_on_drop: false }`
[INFO] [stdout] 5bc93baec4e6e7751234bf01aa21ad162c0c551a78b08f0d7fa47915b735c5fe