[INFO] updating cached repository https://github.com/abhijat/jumbo
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bd1bcc41f4345192073bb7998d4ceb58b7071f9a
[INFO] testing abhijat/jumbo against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijat%2Fjumbo" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/abhijat/jumbo on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/abhijat/jumbo
[INFO] finished tweaking git repo https://github.com/abhijat/jumbo
[INFO] tweaked toml for git repo https://github.com/abhijat/jumbo written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/abhijat/jumbo already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] c5ccca142c54199b4d5cd4d3329d5ce6c61ec005ee7986736ae39516dda17f5c
[INFO] running `"docker" "start" "-a" "c5ccca142c54199b4d5cd4d3329d5ce6c61ec005ee7986736ae39516dda17f5c"`
[INFO] [stderr]    Compiling jumbo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `bytes_to_mb`
[INFO] [stderr]   --> src/main.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn bytes_to_mb(size: u64) -> u64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "c5ccca142c54199b4d5cd4d3329d5ce6c61ec005ee7986736ae39516dda17f5c"`
[INFO] running `"docker" "rm" "-f" "c5ccca142c54199b4d5cd4d3329d5ce6c61ec005ee7986736ae39516dda17f5c"`
[INFO] [stdout] c5ccca142c54199b4d5cd4d3329d5ce6c61ec005ee7986736ae39516dda17f5c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 89902ed7539feab7d967e5834c44b9044e62e0b24c313f6ce93c7f8e3e318778
[INFO] running `"docker" "start" "-a" "89902ed7539feab7d967e5834c44b9044e62e0b24c313f6ce93c7f8e3e318778"`
[INFO] [stderr]    Compiling jumbo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `bytes_to_mb`
[INFO] [stderr]   --> src/main.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn bytes_to_mb(size: u64) -> u64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "89902ed7539feab7d967e5834c44b9044e62e0b24c313f6ce93c7f8e3e318778"`
[INFO] running `"docker" "rm" "-f" "89902ed7539feab7d967e5834c44b9044e62e0b24c313f6ce93c7f8e3e318778"`
[INFO] [stdout] 89902ed7539feab7d967e5834c44b9044e62e0b24c313f6ce93c7f8e3e318778
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] ac2ea896f3537182d6314a55d09f75683511f9c0abdc1f808051f116353ab2c0
[INFO] running `"docker" "start" "-a" "ac2ea896f3537182d6314a55d09f75683511f9c0abdc1f808051f116353ab2c0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jumbo-58788d6fb6af418a
[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" "ac2ea896f3537182d6314a55d09f75683511f9c0abdc1f808051f116353ab2c0"`
[INFO] running `"docker" "rm" "-f" "ac2ea896f3537182d6314a55d09f75683511f9c0abdc1f808051f116353ab2c0"`
[INFO] [stdout] ac2ea896f3537182d6314a55d09f75683511f9c0abdc1f808051f116353ab2c0