[INFO] cloning repository https://github.com/edwardycl/boj-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edwardycl/boj-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwardycl%2Fboj-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwardycl%2Fboj-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1388096112d662820f65e4e94705677fa5b248fe
[INFO] testing edwardycl/boj-rs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwardycl%2Fboj-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/edwardycl/boj-rs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/edwardycl/boj-rs
[INFO] finished tweaking git repo https://github.com/edwardycl/boj-rs
[INFO] tweaked toml for git repo https://github.com/edwardycl/boj-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/edwardycl/boj-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c5aa5e1bdf2f627feaba3e715789595c904d4827bb77fa32d069c84943acc14
[INFO] running `Command { std: "docker" "start" "-a" "9c5aa5e1bdf2f627feaba3e715789595c904d4827bb77fa32d069c84943acc14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c5aa5e1bdf2f627feaba3e715789595c904d4827bb77fa32d069c84943acc14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5aa5e1bdf2f627feaba3e715789595c904d4827bb77fa32d069c84943acc14", kill_on_drop: false }`
[INFO] [stdout] 9c5aa5e1bdf2f627feaba3e715789595c904d4827bb77fa32d069c84943acc14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3b1c9710fa45d663409b4bb23252b41bd01493c750dfe9988c859b31ddba2e1
[INFO] running `Command { std: "docker" "start" "-a" "b3b1c9710fa45d663409b4bb23252b41bd01493c750dfe9988c859b31ddba2e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling boj-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/4149.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     for i in 0..1_000_000 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "b3b1c9710fa45d663409b4bb23252b41bd01493c750dfe9988c859b31ddba2e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b1c9710fa45d663409b4bb23252b41bd01493c750dfe9988c859b31ddba2e1", kill_on_drop: false }`
[INFO] [stdout] b3b1c9710fa45d663409b4bb23252b41bd01493c750dfe9988c859b31ddba2e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a037b562c26178303f7f4a3cae0dad5b9c90074372e020b89d4226b386f40c55
[INFO] running `Command { std: "docker" "start" "-a" "a037b562c26178303f7f4a3cae0dad5b9c90074372e020b89d4226b386f40c55", kill_on_drop: false }`
[INFO] [stderr]    Compiling boj-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/4149.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     for i in 0..1_000_000 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]   Executable unittests src/bin/10814.rs (/opt/rustwide/target/debug/deps/10814-1bc3e30d8a32f7bd)
[INFO] [stderr]   Executable unittests src/bin/15975.rs (/opt/rustwide/target/debug/deps/15975-324f30db3f7df42d)
[INFO] [stderr]   Executable unittests src/bin/1792.rs (/opt/rustwide/target/debug/deps/1792-b6ecc1c7e67f0263)
[INFO] [stderr]   Executable unittests src/bin/4149.rs (/opt/rustwide/target/debug/deps/4149-5c8cc4b85cd80d7a)
[INFO] running `Command { std: "docker" "inspect" "a037b562c26178303f7f4a3cae0dad5b9c90074372e020b89d4226b386f40c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a037b562c26178303f7f4a3cae0dad5b9c90074372e020b89d4226b386f40c55", kill_on_drop: false }`
[INFO] [stdout] a037b562c26178303f7f4a3cae0dad5b9c90074372e020b89d4226b386f40c55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b836563f4628f63e25c4c2970770c5ea4f1697dc617c1c81cfe47efb11490d6
[INFO] running `Command { std: "docker" "start" "-a" "9b836563f4628f63e25c4c2970770c5ea4f1697dc617c1c81cfe47efb11490d6", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/bin/4149.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     for i in 0..1_000_000 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `boj-rs` (bin "4149" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/bin/10814.rs (/opt/rustwide/target/debug/deps/10814-1bc3e30d8a32f7bd)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/15975.rs (/opt/rustwide/target/debug/deps/15975-324f30db3f7df42d)
[INFO] [stderr]      Running unittests src/bin/1792.rs (/opt/rustwide/target/debug/deps/1792-b6ecc1c7e67f0263)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/4149.rs (/opt/rustwide/target/debug/deps/4149-5c8cc4b85cd80d7a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9b836563f4628f63e25c4c2970770c5ea4f1697dc617c1c81cfe47efb11490d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b836563f4628f63e25c4c2970770c5ea4f1697dc617c1c81cfe47efb11490d6", kill_on_drop: false }`
[INFO] [stdout] 9b836563f4628f63e25c4c2970770c5ea4f1697dc617c1c81cfe47efb11490d6