[INFO] cloning repository https://github.com/cottonguard/kyopro-rs-bundler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cottonguard/kyopro-rs-bundler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcottonguard%2Fkyopro-rs-bundler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcottonguard%2Fkyopro-rs-bundler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 21db32e9c08872d013f5e74f9010e1c550f48dad
[INFO] checking cottonguard/kyopro-rs-bundler against master#96df4943409564a187894018f15f795426dc2e1f for pr-118968
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcottonguard%2Fkyopro-rs-bundler" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cottonguard/kyopro-rs-bundler on toolchain 96df4943409564a187894018f15f795426dc2e1f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+96df4943409564a187894018f15f795426dc2e1f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cottonguard/kyopro-rs-bundler
[INFO] finished tweaking git repo https://github.com/cottonguard/kyopro-rs-bundler
[INFO] tweaked toml for git repo https://github.com/cottonguard/kyopro-rs-bundler written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cottonguard/kyopro-rs-bundler 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" "+96df4943409564a187894018f15f795426dc2e1f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking cottonguard/kyopro-rs-bundler against try#7e4f74fb8736fea8f455bb6e094122965ae8f4cd for pr-118968
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcottonguard%2Fkyopro-rs-bundler" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cottonguard/kyopro-rs-bundler on toolchain 7e4f74fb8736fea8f455bb6e094122965ae8f4cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cottonguard/kyopro-rs-bundler
[INFO] finished tweaking git repo https://github.com/cottonguard/kyopro-rs-bundler
[INFO] tweaked toml for git repo https://github.com/cottonguard/kyopro-rs-bundler written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cottonguard/kyopro-rs-bundler 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" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "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 cottonguard/kyopro-rs-bundler against try#7e4f74fb8736fea8f455bb6e094122965ae8f4cd for pr-118968
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcottonguard%2Fkyopro-rs-bundler" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cottonguard/kyopro-rs-bundler on toolchain 7e4f74fb8736fea8f455bb6e094122965ae8f4cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cottonguard/kyopro-rs-bundler
[INFO] finished tweaking git repo https://github.com/cottonguard/kyopro-rs-bundler
[INFO] tweaked toml for git repo https://github.com/cottonguard/kyopro-rs-bundler written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cottonguard/kyopro-rs-bundler 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" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7dcf6d8446f2597640d5a9733ed096bd42a9831764ffb44b655637a4cfa0cd64
[INFO] running `Command { std: "docker" "start" "-a" "7dcf6d8446f2597640d5a9733ed096bd42a9831764ffb44b655637a4cfa0cd64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dcf6d8446f2597640d5a9733ed096bd42a9831764ffb44b655637a4cfa0cd64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dcf6d8446f2597640d5a9733ed096bd42a9831764ffb44b655637a4cfa0cd64", kill_on_drop: false }`
[INFO] [stdout] 7dcf6d8446f2597640d5a9733ed096bd42a9831764ffb44b655637a4cfa0cd64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1d1c656c10fb98b9758e4701522e631d36c7395224c1e786aa63f94ad66d012
[INFO] running `Command { std: "docker" "start" "-a" "a1d1c656c10fb98b9758e4701522e631d36c7395224c1e786aa63f94ad66d012", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking rs_bundler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `reached`
[INFO] [stdout]   --> src/elimination.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut reached: HashSet<_> = Some(ModulePathBuf::from("crate")).into_iter().collect();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reached`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reached`
[INFO] [stdout]   --> src/elimination.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut reached: HashSet<_> = Some(ModulePathBuf::from("crate")).into_iter().collect();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reached`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inner`
[INFO] [stdout]   --> src/elimination.rs:61:32
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 ModTree::Block(inner) | ModTree::Generics(inner) => {}
[INFO] [stdout]    |                                ^^^^^                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 ModTree::Block(_inner) | ModTree::Generics(_inner) => {}
[INFO] [stdout]    |                                ~~~~~~                      ~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inner`
[INFO] [stdout]   --> src/elimination.rs:61:32
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 ModTree::Block(inner) | ModTree::Generics(inner) => {}
[INFO] [stdout]    |                                ^^^^^                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 ModTree::Block(_inner) | ModTree::Generics(_inner) => {}
[INFO] [stdout]    |                                ~~~~~~                      ~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/elimination.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut reached: HashSet<_> = Some(ModulePathBuf::from("crate")).into_iter().collect();
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/elimination.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut reached: HashSet<_> = Some(ModulePathBuf::from("crate")).into_iter().collect();
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scopes`
[INFO] [stdout]   --> src/elimination.rs:68:25
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn proc_mod(node: Node, scopes: &mut Vec<Scope>) {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scopes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scopes`
[INFO] [stdout]   --> src/elimination.rs:68:25
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn proc_mod(node: Node, scopes: &mut Vec<Scope>) {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scopes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mods`
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mods = elimination::flatten_mods(tree);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_mods`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mods`
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mods = elimination::flatten_mods(tree);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_mods`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `collect_reachablity` is never used
[INFO] [stdout]   --> src/elimination.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn collect_reachablity(mods: &HashMap<ModulePathBuf, Node>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `proc_mod` is never used
[INFO] [stdout]   --> src/elimination.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn proc_mod(node: Node, scopes: &mut Vec<Scope>) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scope` is never constructed
[INFO] [stdout]   --> src/elimination.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | struct Scope {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `collect_reachablity` is never used
[INFO] [stdout]   --> src/elimination.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn collect_reachablity(mods: &HashMap<ModulePathBuf, Node>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `proc_mod` is never used
[INFO] [stdout]   --> src/elimination.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn proc_mod(node: Node, scopes: &mut Vec<Scope>) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scope` is never constructed
[INFO] [stdout]   --> src/elimination.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | struct Scope {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `Command { std: "docker" "inspect" "a1d1c656c10fb98b9758e4701522e631d36c7395224c1e786aa63f94ad66d012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d1c656c10fb98b9758e4701522e631d36c7395224c1e786aa63f94ad66d012", kill_on_drop: false }`
[INFO] [stdout] a1d1c656c10fb98b9758e4701522e631d36c7395224c1e786aa63f94ad66d012