[INFO] cloning repository https://github.com/genonullfree/aoc2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/genonullfree/aoc2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenonullfree%2Faoc2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenonullfree%2Faoc2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 949096091cf105c1516df51866eb5583025b71ae
[INFO] checking genonullfree/aoc2022 against try#8e819ff5434466e9a823e03871a1775ac7d84ddf for pr-156027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenonullfree%2Faoc2022" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/genonullfree/aoc2022
[INFO] finished tweaking git repo https://github.com/genonullfree/aoc2022
[INFO] tweaked toml for git repo https://github.com/genonullfree/aoc2022 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/genonullfree/aoc2022 on toolchain 8e819ff5434466e9a823e03871a1775ac7d84ddf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/genonullfree/aoc2022 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" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking genonullfree/aoc2022 against try#8e819ff5434466e9a823e03871a1775ac7d84ddf for pr-156027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenonullfree%2Faoc2022" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/genonullfree/aoc2022
[INFO] finished tweaking git repo https://github.com/genonullfree/aoc2022
[INFO] tweaked toml for git repo https://github.com/genonullfree/aoc2022 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/genonullfree/aoc2022 on toolchain 8e819ff5434466e9a823e03871a1775ac7d84ddf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/genonullfree/aoc2022 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" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snowflake v1.3.0
[INFO] [stderr]   Downloaded id_tree v1.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bec17e6e4888188e5b855222f74afa4a48f7af4244e4486a1499a46d8ba2251d
[INFO] running `Command { std: "docker" "start" "-a" "bec17e6e4888188e5b855222f74afa4a48f7af4244e4486a1499a46d8ba2251d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bec17e6e4888188e5b855222f74afa4a48f7af4244e4486a1499a46d8ba2251d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec17e6e4888188e5b855222f74afa4a48f7af4244e4486a1499a46d8ba2251d", kill_on_drop: false }`
[INFO] [stdout] bec17e6e4888188e5b855222f74afa4a48f7af4244e4486a1499a46d8ba2251d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bad2c993c07da469868ffbf84204d1bc6cbb7bf221e8bdc47098a74ef5de8fc6
[INFO] running `Command { std: "docker" "start" "-a" "bad2c993c07da469868ffbf84204d1bc6cbb7bf221e8bdc47098a74ef5de8fc6", kill_on_drop: false }`
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking id_tree v1.8.0
[INFO] [stderr]     Checking aoc2022 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/day05.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     for i in 0..num {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/bin/day07.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct FsItem {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FsItem` has derived impls for the traits `Debug` and `Clone`, but these are 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: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/bin/day07.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     drop(node_tmp);
[INFO] [stdout]     |     ^^^^^--------^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `&id_tree::Node<FsItem>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 103 -     drop(node_tmp);
[INFO] [stdout] 103 +     let _ = node_tmp;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bin/day07.rs:107:42
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let child = tree.get(&c).unwrap().clone();
[INFO] [stdout]     |                                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `id_tree::Node<FsItem>` does not implement `Clone`, so calling `clone` on `&id_tree::Node<FsItem>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 107 -         let child = tree.get(&c).unwrap().clone();
[INFO] [stdout] 107 +         let child = tree.get(&c).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `id_tree::Node<FsItem>`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/id_tree-1.8.0/src/node.rs:80:1
[INFO] [stdout]     |
[INFO] [stdout]  80 + #[derive(Clone)]
[INFO] [stdout]  81 | pub struct Node<T> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/bin/day07.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 |     drop(node_tmp);
[INFO] [stdout]     |     ^^^^^--------^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `&id_tree::Node<FsItem>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 128 -     drop(node_tmp);
[INFO] [stdout] 128 +     let _ = node_tmp;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bin/day07.rs:132:42
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let child = tree.get(&c).unwrap().clone();
[INFO] [stdout]     |                                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `id_tree::Node<FsItem>` does not implement `Clone`, so calling `clone` on `&id_tree::Node<FsItem>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 132 -         let child = tree.get(&c).unwrap().clone();
[INFO] [stdout] 132 +         let child = tree.get(&c).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `id_tree::Node<FsItem>`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/id_tree-1.8.0/src/node.rs:80:1
[INFO] [stdout]     |
[INFO] [stdout]  80 + #[derive(Clone)]
[INFO] [stdout]  81 | pub struct Node<T> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/bin/day07.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct FsItem {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FsItem` has derived impls for the traits `Debug` and `Clone`, but these are 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: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/bin/day07.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     drop(node_tmp);
[INFO] [stdout]     |     ^^^^^--------^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `&id_tree::Node<FsItem>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 103 -     drop(node_tmp);
[INFO] [stdout] 103 +     let _ = node_tmp;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bin/day07.rs:107:42
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let child = tree.get(&c).unwrap().clone();
[INFO] [stdout]     |                                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `id_tree::Node<FsItem>` does not implement `Clone`, so calling `clone` on `&id_tree::Node<FsItem>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 107 -         let child = tree.get(&c).unwrap().clone();
[INFO] [stdout] 107 +         let child = tree.get(&c).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `id_tree::Node<FsItem>`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/id_tree-1.8.0/src/node.rs:80:1
[INFO] [stdout]     |
[INFO] [stdout]  80 + #[derive(Clone)]
[INFO] [stdout]  81 | pub struct Node<T> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/bin/day07.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 |     drop(node_tmp);
[INFO] [stdout]     |     ^^^^^--------^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `&id_tree::Node<FsItem>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 128 -     drop(node_tmp);
[INFO] [stdout] 128 +     let _ = node_tmp;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bin/day07.rs:132:42
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let child = tree.get(&c).unwrap().clone();
[INFO] [stdout]     |                                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `id_tree::Node<FsItem>` does not implement `Clone`, so calling `clone` on `&id_tree::Node<FsItem>` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 132 -         let child = tree.get(&c).unwrap().clone();
[INFO] [stdout] 132 +         let child = tree.get(&c).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `id_tree::Node<FsItem>`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/id_tree-1.8.0/src/node.rs:80:1
[INFO] [stdout]     |
[INFO] [stdout]  80 + #[derive(Clone)]
[INFO] [stdout]  81 | pub struct Node<T> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Range` is never constructed
[INFO] [stdout]  --> src/bin/day04.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Range {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/day05.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     for i in 0..num {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Range` is never constructed
[INFO] [stdout]  --> src/bin/day04.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Range {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "bad2c993c07da469868ffbf84204d1bc6cbb7bf221e8bdc47098a74ef5de8fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad2c993c07da469868ffbf84204d1bc6cbb7bf221e8bdc47098a74ef5de8fc6", kill_on_drop: false }`
[INFO] [stdout] bad2c993c07da469868ffbf84204d1bc6cbb7bf221e8bdc47098a74ef5de8fc6
