[INFO] cloning repository https://github.com/tentonlien/java-bytecode-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tentonlien/java-bytecode-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftentonlien%2Fjava-bytecode-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftentonlien%2Fjava-bytecode-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e9221545be9fcadf198b4e0af7bad59848d796b
[INFO] checking tentonlien/java-bytecode-parser against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftentonlien%2Fjava-bytecode-parser" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tentonlien/java-bytecode-parser on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tentonlien/java-bytecode-parser
[INFO] finished tweaking git repo https://github.com/tentonlien/java-bytecode-parser
[INFO] tweaked toml for git repo https://github.com/tentonlien/java-bytecode-parser written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/tentonlien/java-bytecode-parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 80435d038eb9241d339e0c3fad7a935a62d834d0287fcc3155e048c85ee35d8a
[INFO] running `Command { std: "docker" "start" "-a" "80435d038eb9241d339e0c3fad7a935a62d834d0287fcc3155e048c85ee35d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80435d038eb9241d339e0c3fad7a935a62d834d0287fcc3155e048c85ee35d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80435d038eb9241d339e0c3fad7a935a62d834d0287fcc3155e048c85ee35d8a", kill_on_drop: false }`
[INFO] [stdout] 80435d038eb9241d339e0c3fad7a935a62d834d0287fcc3155e048c85ee35d8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9618f5d41b88a233d78f3b2ddf15e3613a35f06e916c6c8009c21b6887bcdc6d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9618f5d41b88a233d78f3b2ddf15e3613a35f06e916c6c8009c21b6887bcdc6d", kill_on_drop: false }`
[INFO] [stderr]     Checking java-bytecode-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `print_byte_code`
[INFO] [stdout]   --> src/class_loader/mod.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn print_byte_code(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_byte_code`
[INFO] [stdout]   --> src/class_loader/mod.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn print_byte_code(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "9618f5d41b88a233d78f3b2ddf15e3613a35f06e916c6c8009c21b6887bcdc6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9618f5d41b88a233d78f3b2ddf15e3613a35f06e916c6c8009c21b6887bcdc6d", kill_on_drop: false }`
[INFO] [stdout] 9618f5d41b88a233d78f3b2ddf15e3613a35f06e916c6c8009c21b6887bcdc6d