[INFO] cloning repository https://github.com/aya-0p/mfm-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aya-0p/mfm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faya-0p%2Fmfm-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faya-0p%2Fmfm-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abacb9d23c1a7508ef51b0edd5656ba45e4cd6e5
[INFO] checking aya-0p/mfm-rs against try#df1b9bf194c9183fb7c0604484171064069ce232 for pr-149195-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faya-0p%2Fmfm-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aya-0p/mfm-rs
[INFO] finished tweaking git repo https://github.com/aya-0p/mfm-rs
[INFO] tweaked toml for git repo https://github.com/aya-0p/mfm-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aya-0p/mfm-rs on toolchain df1b9bf194c9183fb7c0604484171064069ce232
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aya-0p/mfm-rs 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" "+df1b9bf194c9183fb7c0604484171064069ce232" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking aya-0p/mfm-rs against try#df1b9bf194c9183fb7c0604484171064069ce232 for pr-149195-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faya-0p%2Fmfm-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aya-0p/mfm-rs
[INFO] finished tweaking git repo https://github.com/aya-0p/mfm-rs
[INFO] tweaked toml for git repo https://github.com/aya-0p/mfm-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aya-0p/mfm-rs on toolchain df1b9bf194c9183fb7c0604484171064069ce232
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aya-0p/mfm-rs 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" "+df1b9bf194c9183fb7c0604484171064069ce232" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 728bbab6527c413349db2ce3f5e96ebbf6f83d1a11aedc20b8b94ddacb4e060f
[INFO] running `Command { std: "docker" "start" "-a" "728bbab6527c413349db2ce3f5e96ebbf6f83d1a11aedc20b8b94ddacb4e060f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "728bbab6527c413349db2ce3f5e96ebbf6f83d1a11aedc20b8b94ddacb4e060f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728bbab6527c413349db2ce3f5e96ebbf6f83d1a11aedc20b8b94ddacb4e060f", kill_on_drop: false }`
[INFO] [stdout] 728bbab6527c413349db2ce3f5e96ebbf6f83d1a11aedc20b8b94ddacb4e060f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6441e73113736c0fb504078a48b99503ced385b5a77bc5b08bf2a35a9cc4acf1
[INFO] running `Command { std: "docker" "start" "-a" "6441e73113736c0fb504078a48b99503ced385b5a77bc5b08bf2a35a9cc4acf1", kill_on_drop: false }`
[INFO] [stderr]     Checking mfm-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/node/fn.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn parse(data: &Vec<Token>, index: usize) -> Option<(Self, usize)>
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/node/fn.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn parse(data: &Vec<Token>, index: usize) -> Option<(Self, usize)>
[INFO] [stdout]    |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/node/plain.rs:27:14
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn parse(data: &Vec<Token>, index: usize) -> Option<(Self, usize)>
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/node/plain.rs:27:33
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn parse(data: &Vec<Token>, index: usize) -> Option<(Self, usize)>
[INFO] [stdout]    |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_index_if` is never used
[INFO] [stdout]    --> src/node/root.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub fn remove_index_if<T>(data: &mut Vec<T>, index: usize, predicate: impl FnOnce(&T) -> bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_between` is never used
[INFO] [stdout]    --> src/node/root.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub fn get_between<T>(data: &Vec<T>, mut from: usize, to: usize) -> Vec<&T> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_simple_node` is never used
[INFO] [stdout]    --> src/node/root.rs:577:12
[INFO] [stdout]     |
[INFO] [stdout] 576 | impl MfmNode {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 577 |     pub fn is_simple_node(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/node/fn.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn parse(data: &Vec<Token>, index: usize) -> Option<(Self, usize)>
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/node/fn.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn parse(data: &Vec<Token>, index: usize) -> Option<(Self, usize)>
[INFO] [stdout]    |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/node/plain.rs:27:14
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn parse(data: &Vec<Token>, index: usize) -> Option<(Self, usize)>
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/node/plain.rs:27:33
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn parse(data: &Vec<Token>, index: usize) -> Option<(Self, usize)>
[INFO] [stdout]    |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_index_if` is never used
[INFO] [stdout]    --> src/node/root.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub fn remove_index_if<T>(data: &mut Vec<T>, index: usize, predicate: impl FnOnce(&T) -> bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_between` is never used
[INFO] [stdout]    --> src/node/root.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub fn get_between<T>(data: &Vec<T>, mut from: usize, to: usize) -> Vec<&T> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_simple_node` is never used
[INFO] [stdout]    --> src/node/root.rs:577:12
[INFO] [stdout]     |
[INFO] [stdout] 576 | impl MfmNode {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 577 |     pub fn is_simple_node(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "6441e73113736c0fb504078a48b99503ced385b5a77bc5b08bf2a35a9cc4acf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6441e73113736c0fb504078a48b99503ced385b5a77bc5b08bf2a35a9cc4acf1", kill_on_drop: false }`
[INFO] [stdout] 6441e73113736c0fb504078a48b99503ced385b5a77bc5b08bf2a35a9cc4acf1
