[INFO] updating cached repository https://github.com/ilja4/test_keygen
[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] 03a56ef7b1bef18cd40c2c4ed74f2afca9c97d16
[INFO] testing ilja4/test_keygen against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Filja4%2Ftest_keygen" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ilja4/test_keygen on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ilja4/test_keygen
[INFO] finished tweaking git repo https://github.com/ilja4/test_keygen
[INFO] tweaked toml for git repo https://github.com/ilja4/test_keygen written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ilja4/test_keygen already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] e386ed7eb6f509d3b7389f995265353f58669fa187fc151c01cf8e74c557659d
[INFO] running `"docker" "start" "-a" "e386ed7eb6f509d3b7389f995265353f58669fa187fc151c01cf8e74c557659d"`
[INFO] [stderr]    Compiling cc v1.0.22
[INFO] [stderr]    Compiling openssl v0.10.11
[INFO] [stderr]    Compiling openssl-src v110.0.7+1.1.0i
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling test_keygen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     file.read_to_end(&mut buffer);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.68s
[INFO] running `"docker" "inspect" "e386ed7eb6f509d3b7389f995265353f58669fa187fc151c01cf8e74c557659d"`
[INFO] running `"docker" "rm" "-f" "e386ed7eb6f509d3b7389f995265353f58669fa187fc151c01cf8e74c557659d"`
[INFO] [stdout] e386ed7eb6f509d3b7389f995265353f58669fa187fc151c01cf8e74c557659d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 50e6d2318da435099ae682299b3497ee4f46ae206d3b1139977ad4a92bc80dc1
[INFO] running `"docker" "start" "-a" "50e6d2318da435099ae682299b3497ee4f46ae206d3b1139977ad4a92bc80dc1"`
[INFO] [stderr]    Compiling test_keygen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     file.read_to_end(&mut buffer);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "50e6d2318da435099ae682299b3497ee4f46ae206d3b1139977ad4a92bc80dc1"`
[INFO] running `"docker" "rm" "-f" "50e6d2318da435099ae682299b3497ee4f46ae206d3b1139977ad4a92bc80dc1"`
[INFO] [stdout] 50e6d2318da435099ae682299b3497ee4f46ae206d3b1139977ad4a92bc80dc1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 2a6c331e41418b0041a1cdaffe193478faa06bac16e5b403828b65b8b96b4923
[INFO] running `"docker" "start" "-a" "2a6c331e41418b0041a1cdaffe193478faa06bac16e5b403828b65b8b96b4923"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_keygen-c90f14385146a542
[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" "2a6c331e41418b0041a1cdaffe193478faa06bac16e5b403828b65b8b96b4923"`
[INFO] running `"docker" "rm" "-f" "2a6c331e41418b0041a1cdaffe193478faa06bac16e5b403828b65b8b96b4923"`
[INFO] [stdout] 2a6c331e41418b0041a1cdaffe193478faa06bac16e5b403828b65b8b96b4923