[INFO] cloning repository https://github.com/gregor-tokarev/git_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gregor-tokarev/git_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregor-tokarev%2Fgit_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregor-tokarev%2Fgit_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bd343ed815d959cb8215feacb4fd5bd69fe32ed
[INFO] checking gregor-tokarev/git_demo against try#c6359cd3b4418e8472bae1a89c242796f2b86d56 for pr-147984-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregor-tokarev%2Fgit_demo" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gregor-tokarev/git_demo
[INFO] finished tweaking git repo https://github.com/gregor-tokarev/git_demo
[INFO] tweaked toml for git repo https://github.com/gregor-tokarev/git_demo written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gregor-tokarev/git_demo on toolchain c6359cd3b4418e8472bae1a89c242796f2b86d56
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c6359cd3b4418e8472bae1a89c242796f2b86d56" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gregor-tokarev/git_demo 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" "+c6359cd3b4418e8472bae1a89c242796f2b86d56" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c6359cd3b4418e8472bae1a89c242796f2b86d56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fe9de2725c816dcd422fe8d79ef1e5027085df8dd19d1b6401e9e403ef3acd1
[INFO] running `Command { std: "docker" "start" "-a" "5fe9de2725c816dcd422fe8d79ef1e5027085df8dd19d1b6401e9e403ef3acd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fe9de2725c816dcd422fe8d79ef1e5027085df8dd19d1b6401e9e403ef3acd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe9de2725c816dcd422fe8d79ef1e5027085df8dd19d1b6401e9e403ef3acd1", kill_on_drop: false }`
[INFO] [stdout] 5fe9de2725c816dcd422fe8d79ef1e5027085df8dd19d1b6401e9e403ef3acd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c6359cd3b4418e8472bae1a89c242796f2b86d56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c456ae73b6f47e56bf710f1bd900e23c554b3ae6c32548bf47889ce534b69181
[INFO] running `Command { std: "docker" "start" "-a" "c456ae73b6f47e56bf710f1bd900e23c554b3ae6c32548bf47889ce534b69181", kill_on_drop: false }`
[INFO] [stderr]     Checking clap v4.0.32
[INFO] [stderr]     Checking git-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `command`
[INFO] [stdout]  --> src/args.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{command, Parser, Subcommand};
[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: `command`
[INFO] [stdout]  --> src/args.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{command, Parser, Subcommand};
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/objects/tree_row.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut bytes = vec![];
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/objects/tree_row.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut writer = BufWriter::new(bytes);
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]   --> src/objects/tree_row.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut writer = BufWriter::new(bytes);
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileObject` is never constructed
[INFO] [stdout]  --> src/objects/file_object.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct FileObject {}
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]  --> src/objects/tree.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FileTree {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 8 |     size: usize,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `FileTree` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_bytes` is never used
[INFO] [stdout]   --> src/objects/tree_row.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl TreeRow {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn to_bytes(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/objects/tree_row.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut bytes = vec![];
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/objects/tree_row.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut writer = BufWriter::new(bytes);
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]   --> src/objects/tree_row.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut writer = BufWriter::new(bytes);
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileObject` is never constructed
[INFO] [stdout]  --> src/objects/file_object.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct FileObject {}
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]  --> src/objects/tree.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FileTree {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 8 |     size: usize,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `FileTree` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_bytes` is never used
[INFO] [stdout]   --> src/objects/tree_row.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl TreeRow {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn to_bytes(&self) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: openssl v0.10.41
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "c456ae73b6f47e56bf710f1bd900e23c554b3ae6c32548bf47889ce534b69181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c456ae73b6f47e56bf710f1bd900e23c554b3ae6c32548bf47889ce534b69181", kill_on_drop: false }`
[INFO] [stdout] c456ae73b6f47e56bf710f1bd900e23c554b3ae6c32548bf47889ce534b69181