[INFO] updating cached repository https://github.com/onima/algo
[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] a04ffad247271db8cdf100bd72d3b9e06f175f24
[INFO] testing onima/algo against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonima%2Falgo" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/onima/algo 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/onima/algo
[INFO] finished tweaking git repo https://github.com/onima/algo
[INFO] tweaked toml for git repo https://github.com/onima/algo written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/onima/algo 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] 5397ed8b84ed6c562f8eeb8f9264cacfbb11b911b0dc90a24f9a650581dada25
[INFO] running `"docker" "start" "-a" "5397ed8b84ed6c562f8eeb8f9264cacfbb11b911b0dc90a24f9a650581dada25"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling algo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never used: `list_size`
[INFO] [stderr]  --> src/max_pairwise_product.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     list_size: u32,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "5397ed8b84ed6c562f8eeb8f9264cacfbb11b911b0dc90a24f9a650581dada25"`
[INFO] running `"docker" "rm" "-f" "5397ed8b84ed6c562f8eeb8f9264cacfbb11b911b0dc90a24f9a650581dada25"`
[INFO] [stdout] 5397ed8b84ed6c562f8eeb8f9264cacfbb11b911b0dc90a24f9a650581dada25
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] 182aed44a966942689760158aeb300253493eae687129c3570710e7cb7e4c7fb
[INFO] running `"docker" "start" "-a" "182aed44a966942689760158aeb300253493eae687129c3570710e7cb7e4c7fb"`
[INFO] [stderr]    Compiling algo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never used: `list_size`
[INFO] [stderr]  --> src/max_pairwise_product.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     list_size: u32,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "182aed44a966942689760158aeb300253493eae687129c3570710e7cb7e4c7fb"`
[INFO] running `"docker" "rm" "-f" "182aed44a966942689760158aeb300253493eae687129c3570710e7cb7e4c7fb"`
[INFO] [stdout] 182aed44a966942689760158aeb300253493eae687129c3570710e7cb7e4c7fb
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] 5b3dba9b7377b41c6765b0d5a82fcdd300b98636616a55086b12f93694708460
[INFO] running `"docker" "start" "-a" "5b3dba9b7377b41c6765b0d5a82fcdd300b98636616a55086b12f93694708460"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/algo-6199d40a9fe17c51
[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" "5b3dba9b7377b41c6765b0d5a82fcdd300b98636616a55086b12f93694708460"`
[INFO] running `"docker" "rm" "-f" "5b3dba9b7377b41c6765b0d5a82fcdd300b98636616a55086b12f93694708460"`
[INFO] [stdout] 5b3dba9b7377b41c6765b0d5a82fcdd300b98636616a55086b12f93694708460