[INFO] updating cached repository https://github.com/odandia/rust-playground
[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] 078b193a75b00126dc9df4776e236d10b73633ed
[INFO] testing odandia/rust-playground against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fodandia%2Frust-playground" "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/odandia/rust-playground 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/odandia/rust-playground
[INFO] finished tweaking git repo https://github.com/odandia/rust-playground
[INFO] tweaked toml for git repo https://github.com/odandia/rust-playground written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/odandia/rust-playground 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] f93fa9c06d2ac737f45eb507f25bab485366dbbe1c80a9a46c69e4b4c837cd8b
[INFO] running `"docker" "start" "-a" "f93fa9c06d2ac737f45eb507f25bab485366dbbe1c80a9a46c69e4b4c837cd8b"`
[INFO] [stderr]    Compiling str_reverse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "f93fa9c06d2ac737f45eb507f25bab485366dbbe1c80a9a46c69e4b4c837cd8b"`
[INFO] running `"docker" "rm" "-f" "f93fa9c06d2ac737f45eb507f25bab485366dbbe1c80a9a46c69e4b4c837cd8b"`
[INFO] [stdout] f93fa9c06d2ac737f45eb507f25bab485366dbbe1c80a9a46c69e4b4c837cd8b
[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] 9f575ea48795ca67bb2ed0e09cbc444c31bcea023a13007a269ca92ef62b4b86
[INFO] running `"docker" "start" "-a" "9f575ea48795ca67bb2ed0e09cbc444c31bcea023a13007a269ca92ef62b4b86"`
[INFO] [stderr]    Compiling str_reverse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "9f575ea48795ca67bb2ed0e09cbc444c31bcea023a13007a269ca92ef62b4b86"`
[INFO] running `"docker" "rm" "-f" "9f575ea48795ca67bb2ed0e09cbc444c31bcea023a13007a269ca92ef62b4b86"`
[INFO] [stdout] 9f575ea48795ca67bb2ed0e09cbc444c31bcea023a13007a269ca92ef62b4b86
[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] e5ab09cd0e9648a86ca1f479b6fcbf16440980581f7a14d9f73397954f401a60
[INFO] running `"docker" "start" "-a" "e5ab09cd0e9648a86ca1f479b6fcbf16440980581f7a14d9f73397954f401a60"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/str_reverse-2ddbe2f3ed9ba537
[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" "e5ab09cd0e9648a86ca1f479b6fcbf16440980581f7a14d9f73397954f401a60"`
[INFO] running `"docker" "rm" "-f" "e5ab09cd0e9648a86ca1f479b6fcbf16440980581f7a14d9f73397954f401a60"`
[INFO] [stdout] e5ab09cd0e9648a86ca1f479b6fcbf16440980581f7a14d9f73397954f401a60