[INFO] cloning repository https://github.com/novedevo/jab_code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/novedevo/jab_code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnovedevo%2Fjab_code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnovedevo%2Fjab_code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c42b5383b4816e438d748ef48f18d8c0d23352ff
[INFO] testing novedevo/jab_code against master#0d13f6afeba4935499abe0c9a07426c94492c94e for pr-96025
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnovedevo%2Fjab_code" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/novedevo/jab_code on toolchain 0d13f6afeba4935499abe0c9a07426c94492c94e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/novedevo/jab_code
[INFO] finished tweaking git repo https://github.com/novedevo/jab_code
[INFO] tweaked toml for git repo https://github.com/novedevo/jab_code written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/novedevo/jab_code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dcdac3f553246aa84fc41d97253d48c73cb38269a772ba3c61f9cab3dd8fd94
[INFO] running `Command { std: "docker" "start" "-a" "8dcdac3f553246aa84fc41d97253d48c73cb38269a772ba3c61f9cab3dd8fd94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dcdac3f553246aa84fc41d97253d48c73cb38269a772ba3c61f9cab3dd8fd94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dcdac3f553246aa84fc41d97253d48c73cb38269a772ba3c61f9cab3dd8fd94", kill_on_drop: false }`
[INFO] [stdout] 8dcdac3f553246aa84fc41d97253d48c73cb38269a772ba3c61f9cab3dd8fd94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 625a178857f5be4c2c4a524b4784c02046e4751944a59cb9478230c9e544a364
[INFO] running `Command { std: "docker" "start" "-a" "625a178857f5be4c2c4a524b4784c02046e4751944a59cb9478230c9e544a364", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling deflate v1.0.0
[INFO] [stderr]    Compiling png v0.17.5
[INFO] [stderr]    Compiling jab_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `payload`
[INFO] [stdout]  --> src/jab.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     payload: &'a str,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `JABSymbol` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/jab.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Debug)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `palette_size`
[INFO] [stdout]  --> src/jab.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     palette_size: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `JABSymbol` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/jab.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Debug)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/jab.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     x: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `JABSymbol` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/jab.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Debug)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]  --> src/jab.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     y: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `JABSymbol` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/jab.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Debug)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ecc`
[INFO] [stdout]  --> src/jab.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     ecc: ErrorCorrectionLevel,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `JABSymbol` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/jab.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Clone, Debug)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `metadata`
[INFO] [stdout]   --> src/jab.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn metadata(&self) -> Vec<bool> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.46s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "625a178857f5be4c2c4a524b4784c02046e4751944a59cb9478230c9e544a364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "625a178857f5be4c2c4a524b4784c02046e4751944a59cb9478230c9e544a364", kill_on_drop: false }`
[INFO] [stdout] 625a178857f5be4c2c4a524b4784c02046e4751944a59cb9478230c9e544a364