[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, 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, 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, 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, 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(data: &mut Vec, 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(data: &Vec, 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, 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, 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, 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, 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(data: &mut Vec, 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(data: &Vec, 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