Nov 18 20:28:29.088 INFO testing argle-0.1.2 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 20:28:29.088 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 18 20:28:29.488 INFO [stdout] 4fbf7dc8d43d6c96dee50851f744ecf0db9db6e994c61f503b91aaf65da1fb00
Nov 18 20:28:29.490 INFO running `"docker" "start" "-a" "4fbf7dc8d43d6c96dee50851f744ecf0db9db6e994c61f503b91aaf65da1fb00"`
Nov 18 20:28:30.843 INFO [stderr] usermod: no changes
Nov 18 20:28:30.887 INFO [stderr]    Compiling argle v0.1.2 (/source)
Nov 18 20:28:31.871 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:31.872 INFO [stderr]   --> src/lib.rs:85:17
Nov 18 20:28:31.872 INFO [stderr]    |
Nov 18 20:28:31.872 INFO [stderr] 85 |                 write!(buf, "Default: {}", d);
Nov 18 20:28:31.872 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:28:31.872 INFO [stderr]    |
Nov 18 20:28:31.872 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 18 20:28:31.872 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:31.872 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)
Nov 18 20:28:31.872 INFO [stderr] 
Nov 18 20:28:31.872 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:31.872 INFO [stderr]   --> src/lib.rs:88:17
Nov 18 20:28:31.872 INFO [stderr]    |
Nov 18 20:28:31.872 INFO [stderr] 88 |                 write!(buf, "Dependency: {}", c);
Nov 18 20:28:31.872 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:28:31.872 INFO [stderr]    |
Nov 18 20:28:31.872 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:31.872 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)
Nov 18 20:28:31.872 INFO [stderr] 
Nov 18 20:28:31.872 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:31.872 INFO [stderr]   --> src/lib.rs:91:17
Nov 18 20:28:31.872 INFO [stderr]    |
Nov 18 20:28:31.872 INFO [stderr] 91 |                 write!(buf, "Required");
Nov 18 20:28:31.872 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:28:31.872 INFO [stderr]    |
Nov 18 20:28:31.872 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:31.872 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)
Nov 18 20:28:31.872 INFO [stderr] 
Nov 18 20:28:31.872 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:31.872 INFO [stderr]    --> src/lib.rs:108:17
Nov 18 20:28:31.872 INFO [stderr]     |
Nov 18 20:28:31.872 INFO [stderr] 108 |                 write!(buf, "{}", sep);
Nov 18 20:28:31.872 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:28:31.872 INFO [stderr]     |
Nov 18 20:28:31.872 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:31.872 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)
Nov 18 20:28:31.872 INFO [stderr] 
Nov 18 20:28:31.872 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:31.872 INFO [stderr]    --> src/lib.rs:133:17
Nov 18 20:28:31.872 INFO [stderr]     |
Nov 18 20:28:31.873 INFO [stderr] 133 |                 write!(buf, " (");
Nov 18 20:28:31.873 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^
Nov 18 20:28:31.873 INFO [stderr]     |
Nov 18 20:28:31.873 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:31.873 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)
Nov 18 20:28:31.873 INFO [stderr] 
Nov 18 20:28:31.873 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:31.873 INFO [stderr]    --> src/lib.rs:136:17
Nov 18 20:28:31.873 INFO [stderr]     |
Nov 18 20:28:31.873 INFO [stderr] 136 |                 write!(buf, ")");
Nov 18 20:28:31.873 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^
Nov 18 20:28:31.873 INFO [stderr]     |
Nov 18 20:28:31.873 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:31.873 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)
Nov 18 20:28:31.873 INFO [stderr] 
Nov 18 20:28:32.028 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Nov 18 20:28:32.028 INFO [stderr] su: No module specific data is present
Nov 18 20:28:32.284 INFO running `"docker" "inspect" "4fbf7dc8d43d6c96dee50851f744ecf0db9db6e994c61f503b91aaf65da1fb00"`
Nov 18 20:28:32.385 INFO running `"docker" "rm" "-f" "4fbf7dc8d43d6c96dee50851f744ecf0db9db6e994c61f503b91aaf65da1fb00"`
Nov 18 20:28:32.535 INFO [stdout] 4fbf7dc8d43d6c96dee50851f744ecf0db9db6e994c61f503b91aaf65da1fb00
Nov 18 20:28:32.537 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 18 20:28:32.895 INFO [stdout] 8ec4a0ba454be683197386f9a5921235cd3c724f3432d758a6096aa23be3da1a
Nov 18 20:28:32.903 INFO running `"docker" "start" "-a" "8ec4a0ba454be683197386f9a5921235cd3c724f3432d758a6096aa23be3da1a"`
Nov 18 20:28:33.511 INFO [stderr] usermod: no changes
Nov 18 20:28:33.542 INFO [stderr]    Compiling argle v0.1.2 (/source)
Nov 18 20:28:34.682 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:34.682 INFO [stderr]   --> src/lib.rs:85:17
Nov 18 20:28:34.682 INFO [stderr]    |
Nov 18 20:28:34.682 INFO [stderr] 85 |                 write!(buf, "Default: {}", d);
Nov 18 20:28:34.682 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:28:34.682 INFO [stderr]    |
Nov 18 20:28:34.682 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 18 20:28:34.682 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:34.682 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)
Nov 18 20:28:34.682 INFO [stderr] 
Nov 18 20:28:34.682 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:34.682 INFO [stderr]   --> src/lib.rs:88:17
Nov 18 20:28:34.682 INFO [stderr]    |
Nov 18 20:28:34.682 INFO [stderr] 88 |                 write!(buf, "Dependency: {}", c);
Nov 18 20:28:34.682 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:28:34.682 INFO [stderr]    |
Nov 18 20:28:34.682 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:34.682 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)
Nov 18 20:28:34.682 INFO [stderr] 
Nov 18 20:28:34.685 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:34.685 INFO [stderr]   --> src/lib.rs:91:17
Nov 18 20:28:34.685 INFO [stderr]    |
Nov 18 20:28:34.685 INFO [stderr] 91 |                 write!(buf, "Required");
Nov 18 20:28:34.685 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:28:34.685 INFO [stderr]    |
Nov 18 20:28:34.685 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:34.685 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)
Nov 18 20:28:34.685 INFO [stderr] 
Nov 18 20:28:34.685 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:34.685 INFO [stderr]    --> src/lib.rs:108:17
Nov 18 20:28:34.685 INFO [stderr]     |
Nov 18 20:28:34.685 INFO [stderr] 108 |                 write!(buf, "{}", sep);
Nov 18 20:28:34.686 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:28:34.686 INFO [stderr]     |
Nov 18 20:28:34.686 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:34.686 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)
Nov 18 20:28:34.686 INFO [stderr] 
Nov 18 20:28:34.686 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:34.686 INFO [stderr]    --> src/lib.rs:133:17
Nov 18 20:28:34.686 INFO [stderr]     |
Nov 18 20:28:34.686 INFO [stderr] 133 |                 write!(buf, " (");
Nov 18 20:28:34.686 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^
Nov 18 20:28:34.686 INFO [stderr]     |
Nov 18 20:28:34.686 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:34.686 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)
Nov 18 20:28:34.686 INFO [stderr] 
Nov 18 20:28:34.686 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:34.686 INFO [stderr]    --> src/lib.rs:136:17
Nov 18 20:28:34.686 INFO [stderr]     |
Nov 18 20:28:34.686 INFO [stderr] 136 |                 write!(buf, ")");
Nov 18 20:28:34.686 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^
Nov 18 20:28:34.686 INFO [stderr]     |
Nov 18 20:28:34.686 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:34.686 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)
Nov 18 20:28:34.686 INFO [stderr] 
Nov 18 20:28:34.686 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 20:28:34.686 INFO [stderr]     --> src/lib.rs:1336:9
Nov 18 20:28:34.686 INFO [stderr]      |
Nov 18 20:28:34.686 INFO [stderr] 1336 |         write!(&mut s, "{}", d);
Nov 18 20:28:34.686 INFO [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:28:34.686 INFO [stderr]      |
Nov 18 20:28:34.686 INFO [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 20:28:34.686 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)
Nov 18 20:28:34.686 INFO [stderr] 
Nov 18 20:28:35.805 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
Nov 18 20:28:35.807 INFO [stderr] su: No module specific data is present
Nov 18 20:28:36.117 INFO running `"docker" "inspect" "8ec4a0ba454be683197386f9a5921235cd3c724f3432d758a6096aa23be3da1a"`
Nov 18 20:28:36.314 INFO running `"docker" "rm" "-f" "8ec4a0ba454be683197386f9a5921235cd3c724f3432d758a6096aa23be3da1a"`
Nov 18 20:28:36.475 INFO [stdout] 8ec4a0ba454be683197386f9a5921235cd3c724f3432d758a6096aa23be3da1a
Nov 18 20:28:36.484 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 18 20:28:36.739 INFO [stdout] 4ab4391da1fb512e149530e4ac8961be4ae8b78cba40a5afdbe0a1aa719f0b09
Nov 18 20:28:36.744 INFO running `"docker" "start" "-a" "4ab4391da1fb512e149530e4ac8961be4ae8b78cba40a5afdbe0a1aa719f0b09"`
Nov 18 20:28:37.630 INFO [stderr] usermod: no changes
Nov 18 20:28:37.691 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 18 20:28:37.691 INFO [stderr]      Running /target/debug/deps/argle-87c9a838df4387e2
Nov 18 20:28:37.699 INFO [stdout] 
Nov 18 20:28:37.699 INFO [stdout] running 3 tests
Nov 18 20:28:37.703 INFO [stdout] test tests::example ... ok
Nov 18 20:28:37.703 INFO [stdout] test tests::join_params ... ok
Nov 18 20:28:37.703 INFO [stdout] test tests::map_params ... ok
Nov 18 20:28:37.703 INFO [stderr]    Doc-tests argle
Nov 18 20:28:37.703 INFO [stdout] 
Nov 18 20:28:37.703 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 20:28:37.703 INFO [stdout] 
Nov 18 20:28:38.631 INFO [stdout] 
Nov 18 20:28:38.631 INFO [stdout] running 0 tests
Nov 18 20:28:38.631 INFO [stdout] 
Nov 18 20:28:38.631 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 20:28:38.631 INFO [stdout] 
Nov 18 20:28:38.632 INFO [stderr] su: No module specific data is present
Nov 18 20:28:39.087 INFO running `"docker" "inspect" "4ab4391da1fb512e149530e4ac8961be4ae8b78cba40a5afdbe0a1aa719f0b09"`
Nov 18 20:28:39.169 INFO running `"docker" "rm" "-f" "4ab4391da1fb512e149530e4ac8961be4ae8b78cba40a5afdbe0a1aa719f0b09"`
Nov 18 20:28:39.342 INFO [stdout] 4ab4391da1fb512e149530e4ac8961be4ae8b78cba40a5afdbe0a1aa719f0b09