Nov 29 04:33:21.667 INFO checking argle-0.1.2 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 29 04:33:21.667 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-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 29 04:33:22.044 INFO [stdout] c29711524ad12fde5db9f660f4fcbdb5afb493864cfbbabe0e4ef631c7b06bc7
Nov 29 04:33:22.052 INFO running `"docker" "start" "-a" "c29711524ad12fde5db9f660f4fcbdb5afb493864cfbbabe0e4ef631c7b06bc7"`
Nov 29 04:33:23.051 INFO [stderr] usermod: no changes
Nov 29 04:33:23.112 INFO [stderr]     Checking argle v0.1.2 (/source)
Nov 29 04:33:24.436 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.436 INFO [stderr]   --> src/lib.rs:85:17
Nov 29 04:33:24.436 INFO [stderr]    |
Nov 29 04:33:24.436 INFO [stderr] 85 |                 write!(buf, "Default: {}", d);
Nov 29 04:33:24.436 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.436 INFO [stderr]    |
Nov 29 04:33:24.436 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 04:33:24.436 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.436 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)
Nov 29 04:33:24.436 INFO [stderr] 
Nov 29 04:33:24.436 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.436 INFO [stderr]   --> src/lib.rs:88:17
Nov 29 04:33:24.436 INFO [stderr]    |
Nov 29 04:33:24.436 INFO [stderr] 88 |                 write!(buf, "Dependency: {}", c);
Nov 29 04:33:24.436 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.436 INFO [stderr]    |
Nov 29 04:33:24.436 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.436 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)
Nov 29 04:33:24.436 INFO [stderr] 
Nov 29 04:33:24.436 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.436 INFO [stderr]   --> src/lib.rs:91:17
Nov 29 04:33:24.436 INFO [stderr]    |
Nov 29 04:33:24.436 INFO [stderr] 91 |                 write!(buf, "Required");
Nov 29 04:33:24.436 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.436 INFO [stderr]    |
Nov 29 04:33:24.436 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.436 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)
Nov 29 04:33:24.436 INFO [stderr] 
Nov 29 04:33:24.436 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.436 INFO [stderr]    --> src/lib.rs:108:17
Nov 29 04:33:24.436 INFO [stderr]     |
Nov 29 04:33:24.436 INFO [stderr] 108 |                 write!(buf, "{}", sep);
Nov 29 04:33:24.436 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.436 INFO [stderr]     |
Nov 29 04:33:24.436 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.436 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)
Nov 29 04:33:24.436 INFO [stderr] 
Nov 29 04:33:24.436 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.436 INFO [stderr]    --> src/lib.rs:133:17
Nov 29 04:33:24.436 INFO [stderr]     |
Nov 29 04:33:24.436 INFO [stderr] 133 |                 write!(buf, " (");
Nov 29 04:33:24.436 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.436 INFO [stderr]     |
Nov 29 04:33:24.436 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.436 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)
Nov 29 04:33:24.436 INFO [stderr] 
Nov 29 04:33:24.436 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.436 INFO [stderr]    --> src/lib.rs:136:17
Nov 29 04:33:24.436 INFO [stderr]     |
Nov 29 04:33:24.436 INFO [stderr] 136 |                 write!(buf, ")");
Nov 29 04:33:24.436 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.436 INFO [stderr]     |
Nov 29 04:33:24.436 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.436 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)
Nov 29 04:33:24.436 INFO [stderr] 
Nov 29 04:33:24.436 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.436 INFO [stderr]     --> src/lib.rs:1336:9
Nov 29 04:33:24.436 INFO [stderr]      |
Nov 29 04:33:24.436 INFO [stderr] 1336 |         write!(&mut s, "{}", d);
Nov 29 04:33:24.436 INFO [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.436 INFO [stderr]      |
Nov 29 04:33:24.436 INFO [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.436 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)
Nov 29 04:33:24.436 INFO [stderr] 
Nov 29 04:33:24.572 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.572 INFO [stderr]   --> src/lib.rs:85:17
Nov 29 04:33:24.573 INFO [stderr]    |
Nov 29 04:33:24.573 INFO [stderr] 85 |                 write!(buf, "Default: {}", d);
Nov 29 04:33:24.573 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.573 INFO [stderr]    |
Nov 29 04:33:24.573 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 04:33:24.573 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.573 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 29 04:33:24.573 INFO [stderr] 
Nov 29 04:33:24.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.573 INFO [stderr]   --> src/lib.rs:88:17
Nov 29 04:33:24.573 INFO [stderr]    |
Nov 29 04:33:24.573 INFO [stderr] 88 |                 write!(buf, "Dependency: {}", c);
Nov 29 04:33:24.573 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.573 INFO [stderr]    |
Nov 29 04:33:24.573 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.573 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 29 04:33:24.573 INFO [stderr] 
Nov 29 04:33:24.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.573 INFO [stderr]   --> src/lib.rs:91:17
Nov 29 04:33:24.573 INFO [stderr]    |
Nov 29 04:33:24.573 INFO [stderr] 91 |                 write!(buf, "Required");
Nov 29 04:33:24.573 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.573 INFO [stderr]    |
Nov 29 04:33:24.573 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.573 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 29 04:33:24.573 INFO [stderr] 
Nov 29 04:33:24.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.573 INFO [stderr]    --> src/lib.rs:108:17
Nov 29 04:33:24.573 INFO [stderr]     |
Nov 29 04:33:24.573 INFO [stderr] 108 |                 write!(buf, "{}", sep);
Nov 29 04:33:24.573 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.573 INFO [stderr]     |
Nov 29 04:33:24.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.573 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 29 04:33:24.573 INFO [stderr] 
Nov 29 04:33:24.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.573 INFO [stderr]    --> src/lib.rs:133:17
Nov 29 04:33:24.573 INFO [stderr]     |
Nov 29 04:33:24.573 INFO [stderr] 133 |                 write!(buf, " (");
Nov 29 04:33:24.573 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.573 INFO [stderr]     |
Nov 29 04:33:24.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.573 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 29 04:33:24.573 INFO [stderr] 
Nov 29 04:33:24.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 04:33:24.573 INFO [stderr]    --> src/lib.rs:136:17
Nov 29 04:33:24.573 INFO [stderr]     |
Nov 29 04:33:24.573 INFO [stderr] 136 |                 write!(buf, ")");
Nov 29 04:33:24.573 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^
Nov 29 04:33:24.573 INFO [stderr]     |
Nov 29 04:33:24.573 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 04:33:24.573 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 29 04:33:24.573 INFO [stderr] 
Nov 29 04:33:24.609 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
Nov 29 04:33:24.612 INFO [stderr] su: No module specific data is present
Nov 29 04:33:25.052 INFO running `"docker" "inspect" "c29711524ad12fde5db9f660f4fcbdb5afb493864cfbbabe0e4ef631c7b06bc7"`
Nov 29 04:33:25.222 INFO running `"docker" "rm" "-f" "c29711524ad12fde5db9f660f4fcbdb5afb493864cfbbabe0e4ef631c7b06bc7"`
Nov 29 04:33:25.382 INFO [stdout] c29711524ad12fde5db9f660f4fcbdb5afb493864cfbbabe0e4ef631c7b06bc7