[INFO] updating cached repository https://github.com/ravupad/competitive-programming
[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] 8e00ee01c0ab1c7ac3bf63a31afdcc51d6b5ff26
[INFO] testing ravupad/competitive-programming against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fravupad%2Fcompetitive-programming" "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/ravupad/competitive-programming 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/ravupad/competitive-programming
[INFO] finished tweaking git repo https://github.com/ravupad/competitive-programming
[INFO] tweaked toml for git repo https://github.com/ravupad/competitive-programming written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ravupad/competitive-programming 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] [stderr]     Blocking waiting for file lock on package cache
[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] 36dbe082e3b81b29fbb8c070b1533224cd86823093d29cc8897d8c1a1edb8470
[INFO] running `"docker" "start" "-a" "36dbe082e3b81b29fbb8c070b1533224cd86823093d29cc8897d8c1a1edb8470"`
[INFO] [stderr]    Compiling rust-cp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:35:45
[INFO] [stderr]    |
[INFO] [stderr] 35 |             mem::swap(val, &mut buffer[o2]);;
[INFO] [stderr]    |                                             ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "36dbe082e3b81b29fbb8c070b1533224cd86823093d29cc8897d8c1a1edb8470"`
[INFO] running `"docker" "rm" "-f" "36dbe082e3b81b29fbb8c070b1533224cd86823093d29cc8897d8c1a1edb8470"`
[INFO] [stdout] 36dbe082e3b81b29fbb8c070b1533224cd86823093d29cc8897d8c1a1edb8470
[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] 2b0cba773501a6050eefc8ede93b3a36d176d6143285792653751b9ccd33404e
[INFO] running `"docker" "start" "-a" "2b0cba773501a6050eefc8ede93b3a36d176d6143285792653751b9ccd33404e"`
[INFO] [stderr]    Compiling rust-cp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:35:45
[INFO] [stderr]    |
[INFO] [stderr] 35 |             mem::swap(val, &mut buffer[o2]);;
[INFO] [stderr]    |                                             ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "2b0cba773501a6050eefc8ede93b3a36d176d6143285792653751b9ccd33404e"`
[INFO] running `"docker" "rm" "-f" "2b0cba773501a6050eefc8ede93b3a36d176d6143285792653751b9ccd33404e"`
[INFO] [stdout] 2b0cba773501a6050eefc8ede93b3a36d176d6143285792653751b9ccd33404e
[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] 5b78bbf19289534d08ce4b01831342d6b8e55d553be8cc377fd5571b90c3c6ac
[INFO] running `"docker" "start" "-a" "5b78bbf19289534d08ce4b01831342d6b8e55d553be8cc377fd5571b90c3c6ac"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_cp-fbc89ea8661d1df3
[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" "5b78bbf19289534d08ce4b01831342d6b8e55d553be8cc377fd5571b90c3c6ac"`
[INFO] running `"docker" "rm" "-f" "5b78bbf19289534d08ce4b01831342d6b8e55d553be8cc377fd5571b90c3c6ac"`
[INFO] [stdout] 5b78bbf19289534d08ce4b01831342d6b8e55d553be8cc377fd5571b90c3c6ac