Dec 18 09:06:12.686 INFO checking xcp-0.1.1-alpha.3 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 09:06:12.686 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/xcp/0.1.1-alpha.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 09:06:12.943 INFO [stdout] 6fb46b8ae5e24eab984dec47321191876e8ccda608ac30b72257037fd7c25423
Dec 18 09:06:12.946 INFO running `"docker" "start" "-a" "6fb46b8ae5e24eab984dec47321191876e8ccda608ac30b72257037fd7c25423"`
Dec 18 09:06:13.960 INFO [stderr]     Checking chrono v0.4.6
Dec 18 09:06:13.968 INFO [stderr]     Checking serde v1.0.82
Dec 18 09:06:13.968 INFO [stderr]     Checking globset v0.4.2
Dec 18 09:06:13.968 INFO [stderr]     Checking crossbeam-channel v0.3.4
Dec 18 09:06:13.968 INFO [stderr]     Checking indicatif v0.9.0
Dec 18 09:06:16.668 INFO [stderr]     Checking ignore v0.4.5
Dec 18 09:06:17.176 INFO [stderr]     Checking simplelog v0.5.3
Dec 18 09:06:19.072 INFO [stderr]     Checking xcp v0.1.1-alpha.3 (/opt/crater/workdir)
Dec 18 09:06:25.282 INFO [stderr]     Checking serde_json v1.0.33
Dec 18 09:06:29.651 INFO [stderr]     Checking escargot v0.3.1
Dec 18 09:06:32.176 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:06:32.176 INFO [stderr]   --> tests/lib.rs:51:5
Dec 18 09:06:32.176 INFO [stderr]    |
Dec 18 09:06:32.176 INFO [stderr] 51 |     write!(&file, "{}", text);
Dec 18 09:06:32.176 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:06:32.176 INFO [stderr]    |
Dec 18 09:06:32.176 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 09:06:32.176 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:06:32.177 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 09:06:32.177 INFO [stderr] 
Dec 18 09:06:32.177 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:06:32.177 INFO [stderr]   --> tests/lib.rs:79:5
Dec 18 09:06:32.177 INFO [stderr]    |
Dec 18 09:06:32.177 INFO [stderr] 79 |     write!(fd, "{}", data);
Dec 18 09:06:32.177 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:06:32.177 INFO [stderr]    |
Dec 18 09:06:32.177 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:06:32.177 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 09:06:32.177 INFO [stderr] 
Dec 18 09:06:32.177 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:06:32.177 INFO [stderr]   --> tests/lib.rs:82:5
Dec 18 09:06:32.177 INFO [stderr]    |
Dec 18 09:06:32.177 INFO [stderr] 82 |     write!(fd, "{}", data);
Dec 18 09:06:32.177 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:06:32.177 INFO [stderr]    |
Dec 18 09:06:32.177 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:06:32.177 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 09:06:32.177 INFO [stderr] 
Dec 18 09:06:32.177 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:06:32.177 INFO [stderr]   --> tests/lib.rs:85:5
Dec 18 09:06:32.177 INFO [stderr]    |
Dec 18 09:06:32.177 INFO [stderr] 85 |     write!(fd, "{}", data);
Dec 18 09:06:32.177 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:06:32.177 INFO [stderr]    |
Dec 18 09:06:32.177 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:06:32.177 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 09:06:32.177 INFO [stderr] 
Dec 18 09:06:32.436 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:06:32.436 INFO [stderr]    --> src/os.rs:217:13
Dec 18 09:06:32.436 INFO [stderr]     |
Dec 18 09:06:32.436 INFO [stderr] 217 |             write!(fd, "{}", "test");
Dec 18 09:06:32.436 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:06:32.436 INFO [stderr]     |
Dec 18 09:06:32.436 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 09:06:32.436 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:06:32.436 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 09:06:32.436 INFO [stderr] 
Dec 18 09:06:32.436 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:06:32.436 INFO [stderr]    --> src/os.rs:233:13
Dec 18 09:06:32.436 INFO [stderr]     |
Dec 18 09:06:32.436 INFO [stderr] 233 |             write!(fd, "{}", data);
Dec 18 09:06:32.437 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:06:32.437 INFO [stderr]     |
Dec 18 09:06:32.437 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:06:32.437 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 09:06:32.437 INFO [stderr] 
Dec 18 09:06:32.437 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:06:32.437 INFO [stderr]    --> src/os.rs:265:13
Dec 18 09:06:32.437 INFO [stderr]     |
Dec 18 09:06:32.437 INFO [stderr] 265 |             write!(fd, "{}", data);
Dec 18 09:06:32.437 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:06:32.437 INFO [stderr]     |
Dec 18 09:06:32.437 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:06:32.438 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 09:06:32.438 INFO [stderr] 
Dec 18 09:06:32.438 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:06:32.438 INFO [stderr]    --> src/os.rs:308:13
Dec 18 09:06:32.438 INFO [stderr]     |
Dec 18 09:06:32.438 INFO [stderr] 308 |             write!(fd, "{}", data);
Dec 18 09:06:32.438 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:06:32.438 INFO [stderr]     |
Dec 18 09:06:32.438 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:06:32.438 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 09:06:32.438 INFO [stderr] 
Dec 18 09:06:32.438 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:06:32.439 INFO [stderr]    --> src/os.rs:344:13
Dec 18 09:06:32.439 INFO [stderr]     |
Dec 18 09:06:32.439 INFO [stderr] 344 |             write!(fd, "{}", data);
Dec 18 09:06:32.439 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:06:32.439 INFO [stderr]     |
Dec 18 09:06:32.439 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:06:32.439 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 09:06:32.439 INFO [stderr] 
Dec 18 09:06:32.439 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:06:32.439 INFO [stderr]    --> src/os.rs:347:13
Dec 18 09:06:32.439 INFO [stderr]     |
Dec 18 09:06:32.439 INFO [stderr] 347 |             write!(fd, "{}", data);
Dec 18 09:06:32.439 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:06:32.440 INFO [stderr]     |
Dec 18 09:06:32.440 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:06:32.440 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 09:06:32.440 INFO [stderr] 
Dec 18 09:06:32.440 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:06:32.440 INFO [stderr]    --> src/os.rs:350:13
Dec 18 09:06:32.440 INFO [stderr]     |
Dec 18 09:06:32.440 INFO [stderr] 350 |             write!(fd, "{}", data);
Dec 18 09:06:32.440 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:06:32.440 INFO [stderr]     |
Dec 18 09:06:32.440 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:06:32.440 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 09:06:32.441 INFO [stderr] 
Dec 18 09:06:32.472 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.79s
Dec 18 09:06:32.806 INFO running `"docker" "inspect" "6fb46b8ae5e24eab984dec47321191876e8ccda608ac30b72257037fd7c25423"`
Dec 18 09:06:33.086 INFO running `"docker" "rm" "-f" "6fb46b8ae5e24eab984dec47321191876e8ccda608ac30b72257037fd7c25423"`
Dec 18 09:06:33.436 INFO [stdout] 6fb46b8ae5e24eab984dec47321191876e8ccda608ac30b72257037fd7c25423