[INFO] cloning repository https://github.com/shunak/exercise-html
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shunak/exercise-html" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/shunak/exercise-html
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shunak/exercise-html" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/shunak/exercise-html
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shunak/exercise-html" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 3)
[INFO] cloning repository https://github.com/shunak/exercise-html
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shunak/exercise-html" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html/hooks/: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 4)
[INFO] cloning repository https://github.com/shunak/exercise-html
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shunak/exercise-html" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 776eb66fef2ac0ad60a8fa36ac7a8a924e66ccaa
[INFO] checking shunak/exercise-html against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshunak%2Fexercise-html" "/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/shunak/exercise-html on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shunak/exercise-html
[INFO] finished tweaking git repo https://github.com/shunak/exercise-html
[INFO] tweaked toml for git repo https://github.com/shunak/exercise-html written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/shunak/exercise-html 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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 711e3fe28facda456d488648088e22c0877f7b7ba6e4f0e29566d46f8b6d72bd
[INFO] running `Command { std: "docker" "start" "-a" "711e3fe28facda456d488648088e22c0877f7b7ba6e4f0e29566d46f8b6d72bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "711e3fe28facda456d488648088e22c0877f7b7ba6e4f0e29566d46f8b6d72bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "711e3fe28facda456d488648088e22c0877f7b7ba6e4f0e29566d46f8b6d72bd", kill_on_drop: false }`
[INFO] [stdout] 711e3fe28facda456d488648088e22c0877f7b7ba6e4f0e29566d46f8b6d72bd
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38e1e9f5a41a46407fd8db0c13fc2af1624dbb2d2aa358a497eb224cc6fb8c82
[INFO] running `Command { std: "docker" "start" "-a" "38e1e9f5a41a46407fd8db0c13fc2af1624dbb2d2aa358a497eb224cc6fb8c82", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking combine v4.5.2
[INFO] [stderr]     Checking exercise-html v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `StreamError`, `StringStreamError`, and `attempt`
[INFO] [stdout]  --> src/html.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     attempt,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 5 |     error::{StreamError, StringStreamError},
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `StreamError`, `StringStreamError`, and `attempt`
[INFO] [stdout]  --> src/html.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     attempt,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 5 |     error::{StreamError, StringStreamError},
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/html.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     todo!("you need to implement this combinator");
[INFO] [stdout]    |     ---------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 57 |     (char(' ')).map(|_| ("".to_string(), AttrMap::new()))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/html.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     todo!("you need to implement this combinator");
[INFO] [stdout]    |     ---------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 67 |     (char(' ')).map(|_| ("".to_string()))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/html.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     todo!("you need to implement this combinator");
[INFO] [stdout]    |     ---------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 77 |     (char(' ')).map(|_| vec![Element::new("".into(), AttrMap::new(), vec![])])
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/html.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     todo!("you need to implement this combinator");
[INFO] [stdout]    |     ---------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 57 |     (char(' ')).map(|_| ("".to_string(), AttrMap::new()))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/html.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     todo!("you need to implement this combinator");
[INFO] [stdout]    |     ---------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 87 |     (char(' ')).map(|_| Element::new("".into(), AttrMap::new(), vec![]))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/html.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     todo!("you need to implement this combinator");
[INFO] [stdout]    |     ---------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 67 |     (char(' ')).map(|_| ("".to_string()))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/html.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     todo!("you need to implement this combinator");
[INFO] [stdout]    |     ---------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 97 |     (char(' ')).map(|_| Element::new("".into(), AttrMap::new(), vec![]))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/html.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     todo!("you need to implement this combinator");
[INFO] [stdout]    |     ---------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 77 |     (char(' ')).map(|_| vec![Element::new("".into(), AttrMap::new(), vec![])])
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/html.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     todo!("you need to implement this combinator");
[INFO] [stdout]    |     ---------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 87 |     (char(' ')).map(|_| Element::new("".into(), AttrMap::new(), vec![]))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/html.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     todo!("you need to implement this combinator");
[INFO] [stdout]    |     ---------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 97 |     (char(' ')).map(|_| Element::new("".into(), AttrMap::new(), vec![]))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `attribute` is never used
[INFO] [stdout]   --> src/html.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn attribute<Input>() -> impl Parser<Input, Output = (String, String)>
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `attributes` is never used
[INFO] [stdout]   --> src/html.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn attributes<Input>() -> impl Parser<Input, Output = AttrMap>
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_tag` is never used
[INFO] [stdout]   --> src/html.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn open_tag<Input>() -> impl Parser<Input, Output = (String, AttrMap)>
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `close_tag` is never used
[INFO] [stdout]   --> src/html.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn close_tag<Input>() -> impl Parser<Input, Output = String>
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `text` is never used
[INFO] [stdout]   --> src/html.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn text<Input>() -> impl Parser<Input, Output = Box<Node>>
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `element` is never used
[INFO] [stdout]   --> src/html.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn element<Input>() -> impl Parser<Input, Output = Box<Node>>
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_tag` is never used
[INFO] [stdout]   --> src/html.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn open_tag<Input>() -> impl Parser<Input, Output = (String, AttrMap)>
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `close_tag` is never used
[INFO] [stdout]   --> src/html.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn close_tag<Input>() -> impl Parser<Input, Output = String>
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `text` is never used
[INFO] [stdout]   --> src/html.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn text<Input>() -> impl Parser<Input, Output = Box<Node>>
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `element` is never used
[INFO] [stdout]   --> src/html.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn element<Input>() -> impl Parser<Input, Output = Box<Node>>
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.46s
[INFO] running `Command { std: "docker" "inspect" "38e1e9f5a41a46407fd8db0c13fc2af1624dbb2d2aa358a497eb224cc6fb8c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e1e9f5a41a46407fd8db0c13fc2af1624dbb2d2aa358a497eb224cc6fb8c82", kill_on_drop: false }`
[INFO] [stdout] 38e1e9f5a41a46407fd8db0c13fc2af1624dbb2d2aa358a497eb224cc6fb8c82
