[INFO] cloning repository https://github.com/hai-x/bundle-algorithm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hai-x/bundle-algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhai-x%2Fbundle-algorithm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhai-x%2Fbundle-algorithm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e087ac5df4204dbb6d6f5cb8adea42849df8cd79
[INFO] checking hai-x/bundle-algorithm against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhai-x%2Fbundle-algorithm" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hai-x/bundle-algorithm
[INFO] finished tweaking git repo https://github.com/hai-x/bundle-algorithm
[INFO] tweaked toml for git repo https://github.com/hai-x/bundle-algorithm written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hai-x/bundle-algorithm on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hai-x/bundle-algorithm 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" "+011c518242557d21690f7936b5812318dc2fec47" "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 hai-x/bundle-algorithm against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhai-x%2Fbundle-algorithm" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hai-x/bundle-algorithm
[INFO] finished tweaking git repo https://github.com/hai-x/bundle-algorithm
[INFO] tweaked toml for git repo https://github.com/hai-x/bundle-algorithm written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hai-x/bundle-algorithm on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hai-x/bundle-algorithm 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" "+011c518242557d21690f7936b5812318dc2fec47" "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-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cea81dd537ea68cd05355cee7c19afefc6bebad2a548f1078a376e73246e8bef
[INFO] running `Command { std: "docker" "start" "cea81dd537ea68cd05355cee7c19afefc6bebad2a548f1078a376e73246e8bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cea81dd537ea68cd05355cee7c19afefc6bebad2a548f1078a376e73246e8bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cea81dd537ea68cd05355cee7c19afefc6bebad2a548f1078a376e73246e8bef" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cea81dd537ea68cd05355cee7c19afefc6bebad2a548f1078a376e73246e8bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cea81dd537ea68cd05355cee7c19afefc6bebad2a548f1078a376e73246e8bef" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking bundle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/build_chunk_graph.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::RefCell, collections::HashSet, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/build_chunk_graph.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::RefCell, collections::HashSet, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `html3`
[INFO] [stdout]   --> src/module_graph/mod.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let html3 = g.add_node(Rc::new(Module {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_html3`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `html3`
[INFO] [stdout]   --> src/module_graph/mod.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let html3 = g.add_node(Rc::new(Module {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_html3`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]   --> src/chunk/mod.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Chunk {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub(crate) size: usize,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Chunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `chunks` is never read
[INFO] [stdout]   --> src/chunk/mod.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct ChunkGroup {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 18 |     pub(crate) chunks: RefCell<Vec<Rc<Chunk>>>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ChunkGroup` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `origin` and `target` are never read
[INFO] [stdout]   --> src/chunk_graph/mod.rs:9:16
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct ChunkGroupConnection {
[INFO] [stdout]    |            -------------------- fields in this struct
[INFO] [stdout]  9 |     pub(crate) origin: ChunkGroupId,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 10 |     pub(crate) target: ChunkGroupId,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ChunkGroupConnection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]   --> src/chunk/mod.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Chunk {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub(crate) size: usize,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Chunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `chunks` is never read
[INFO] [stdout]   --> src/chunk/mod.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct ChunkGroup {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 18 |     pub(crate) chunks: RefCell<Vec<Rc<Chunk>>>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ChunkGroup` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `origin` and `target` are never read
[INFO] [stdout]   --> src/chunk_graph/mod.rs:9:16
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct ChunkGroupConnection {
[INFO] [stdout]    |            -------------------- fields in this struct
[INFO] [stdout]  9 |     pub(crate) origin: ChunkGroupId,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 10 |     pub(crate) target: ChunkGroupId,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ChunkGroupConnection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "cea81dd537ea68cd05355cee7c19afefc6bebad2a548f1078a376e73246e8bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cea81dd537ea68cd05355cee7c19afefc6bebad2a548f1078a376e73246e8bef", kill_on_drop: false }`
[INFO] [stdout] cea81dd537ea68cd05355cee7c19afefc6bebad2a548f1078a376e73246e8bef
