[INFO] updating cached repository Willianvdv/hackerirc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Willianvdv/hackerirc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Willianvdv/hackerirc" "work/ex/beta-1.37-6/sources/1.36.0/gh/Willianvdv/hackerirc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Willianvdv/hackerirc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Willianvdv/hackerirc" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Willianvdv/hackerirc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Willianvdv/hackerirc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bc10612430c5fa467656a5b53d7602e8554b6449
[INFO] sha for GitHub repo Willianvdv/hackerirc: bc10612430c5fa467656a5b53d7602e8554b6449
[INFO] validating manifest of Willianvdv/hackerirc on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Willianvdv/hackerirc on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Willianvdv/hackerirc
[INFO] finished frobbing Willianvdv/hackerirc
[INFO] frobbed toml for Willianvdv/hackerirc written to work/ex/beta-1.37-6/sources/1.36.0/gh/Willianvdv/hackerirc/Cargo.toml
[INFO] started frobbing Willianvdv/hackerirc
[INFO] finished frobbing Willianvdv/hackerirc
[INFO] frobbed toml for Willianvdv/hackerirc written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Willianvdv/hackerirc/Cargo.toml
[INFO] crate Willianvdv/hackerirc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Willianvdv/hackerirc/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Willianvdv/hackerirc against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Willianvdv/hackerirc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 4c81ac4edd7a67194f5e9f27248884b89dd9c463f430ee32319df0b4d1e73318
[INFO] running `"docker" "start" "-a" "4c81ac4edd7a67194f5e9f27248884b89dd9c463f430ee32319df0b4d1e73318"`
[INFO] [stderr]    Compiling hackirc v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `url`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     url: String,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `title`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     title: String
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "4c81ac4edd7a67194f5e9f27248884b89dd9c463f430ee32319df0b4d1e73318"`
[INFO] running `"docker" "rm" "-f" "4c81ac4edd7a67194f5e9f27248884b89dd9c463f430ee32319df0b4d1e73318"`
[INFO] [stdout] 4c81ac4edd7a67194f5e9f27248884b89dd9c463f430ee32319df0b4d1e73318
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Willianvdv/hackerirc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1c9d803278266c68e8431a06f8a5481d883259619029b6dd626d50c6d9e1a7c5
[INFO] running `"docker" "start" "-a" "1c9d803278266c68e8431a06f8a5481d883259619029b6dd626d50c6d9e1a7c5"`
[INFO] [stderr]    Compiling hackirc v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `url`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     url: String,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `title`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     title: String
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "1c9d803278266c68e8431a06f8a5481d883259619029b6dd626d50c6d9e1a7c5"`
[INFO] running `"docker" "rm" "-f" "1c9d803278266c68e8431a06f8a5481d883259619029b6dd626d50c6d9e1a7c5"`
[INFO] [stdout] 1c9d803278266c68e8431a06f8a5481d883259619029b6dd626d50c6d9e1a7c5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Willianvdv/hackerirc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 7d376f8e5e970a7ae93d355719b0adb1937cbe4a70a3f90efa412281cd0d7f06
[INFO] running `"docker" "start" "-a" "7d376f8e5e970a7ae93d355719b0adb1937cbe4a70a3f90efa412281cd0d7f06"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hackirc-e7bcda0ae8a3ad02
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7d376f8e5e970a7ae93d355719b0adb1937cbe4a70a3f90efa412281cd0d7f06"`
[INFO] running `"docker" "rm" "-f" "7d376f8e5e970a7ae93d355719b0adb1937cbe4a70a3f90efa412281cd0d7f06"`
[INFO] [stdout] 7d376f8e5e970a7ae93d355719b0adb1937cbe4a70a3f90efa412281cd0d7f06