Sep 14 08:08:44.315 INFO checking subunit-rust-0.1.2 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 08:08:44.315 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 08:08:44.315 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-2/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 08:08:44.561 INFO blam! 800d2b42b08e58c11f1f767cd14951a998eddabd2311cec33b3f526b0170d8bd
Sep 14 08:08:44.564 INFO running `"docker" "start" "-a" "800d2b42b08e58c11f1f767cd14951a998eddabd2311cec33b3f526b0170d8bd"`
Sep 14 08:08:45.092 INFO kablam! usermod: no changes
Sep 14 08:08:45.164 INFO kablam!     Checking subunit-rust v0.1.2 (file:///source)
Sep 14 08:08:45.530 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.530 INFO kablam!    --> src/lib.rs:177:9
Sep 14 08:08:45.530 INFO kablam!     |
Sep 14 08:08:45.530 INFO kablam! 177 |         ret.write_u8(value as u8);
Sep 14 08:08:45.530 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.530 INFO kablam!     |
Sep 14 08:08:45.530 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 14 08:08:45.530 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.530 INFO kablam! 
Sep 14 08:08:45.530 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.530 INFO kablam!    --> src/lib.rs:182:9
Sep 14 08:08:45.530 INFO kablam!     |
Sep 14 08:08:45.530 INFO kablam! 182 |         ret.write_u16::<BigEndian>(value as u16 | 0x4000);
Sep 14 08:08:45.530 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.530 INFO kablam!     |
Sep 14 08:08:45.530 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.530 INFO kablam! 
Sep 14 08:08:45.530 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.530 INFO kablam!    --> src/lib.rs:187:9
Sep 14 08:08:45.530 INFO kablam!     |
Sep 14 08:08:45.530 INFO kablam! 187 |         ret.write_u8(((value >> 16) | 0x80) as u8);
Sep 14 08:08:45.530 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.530 INFO kablam!     |
Sep 14 08:08:45.530 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.530 INFO kablam! 
Sep 14 08:08:45.530 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.530 INFO kablam!    --> src/lib.rs:188:9
Sep 14 08:08:45.530 INFO kablam!     |
Sep 14 08:08:45.530 INFO kablam! 188 |         ret.write_u16::<BigEndian>(value as u16 & 0xffff);
Sep 14 08:08:45.530 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.530 INFO kablam!     |
Sep 14 08:08:45.530 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.530 INFO kablam! 
Sep 14 08:08:45.530 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.530 INFO kablam!    --> src/lib.rs:193:9
Sep 14 08:08:45.530 INFO kablam!     |
Sep 14 08:08:45.530 INFO kablam! 193 |         ret.write_u32::<BigEndian>(value | 0xC0000000);
Sep 14 08:08:45.530 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.530 INFO kablam!     |
Sep 14 08:08:45.530 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.530 INFO kablam! 
Sep 14 08:08:45.530 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.530 INFO kablam!    --> src/lib.rs:202:5
Sep 14 08:08:45.530 INFO kablam!     |
Sep 14 08:08:45.530 INFO kablam! 202 |     out.write(string.as_bytes());
Sep 14 08:08:45.530 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.530 INFO kablam!     |
Sep 14 08:08:45.530 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.530 INFO kablam! 
Sep 14 08:08:45.537 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.537 INFO kablam!    --> src/lib.rs:423:13
Sep 14 08:08:45.537 INFO kablam!     |
Sep 14 08:08:45.537 INFO kablam! 423 |             file_content.write(self.file_content.as_ref().unwrap());
Sep 14 08:08:45.537 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.537 INFO kablam!     |
Sep 14 08:08:45.537 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.537 INFO kablam! 
Sep 14 08:08:45.703 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.703 INFO kablam!    --> src/lib.rs:177:9
Sep 14 08:08:45.703 INFO kablam!     |
Sep 14 08:08:45.703 INFO kablam! 177 |         ret.write_u8(value as u8);
Sep 14 08:08:45.703 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.703 INFO kablam!     |
Sep 14 08:08:45.703 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 14 08:08:45.703 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.703 INFO kablam! 
Sep 14 08:08:45.703 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.703 INFO kablam!    --> src/lib.rs:182:9
Sep 14 08:08:45.703 INFO kablam!     |
Sep 14 08:08:45.703 INFO kablam! 182 |         ret.write_u16::<BigEndian>(value as u16 | 0x4000);
Sep 14 08:08:45.703 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.703 INFO kablam!     |
Sep 14 08:08:45.703 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.703 INFO kablam! 
Sep 14 08:08:45.703 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.703 INFO kablam!    --> src/lib.rs:187:9
Sep 14 08:08:45.703 INFO kablam!     |
Sep 14 08:08:45.703 INFO kablam! 187 |         ret.write_u8(((value >> 16) | 0x80) as u8);
Sep 14 08:08:45.703 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.703 INFO kablam!     |
Sep 14 08:08:45.703 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.703 INFO kablam! 
Sep 14 08:08:45.703 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.703 INFO kablam!    --> src/lib.rs:188:9
Sep 14 08:08:45.703 INFO kablam!     |
Sep 14 08:08:45.703 INFO kablam! 188 |         ret.write_u16::<BigEndian>(value as u16 & 0xffff);
Sep 14 08:08:45.703 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.703 INFO kablam!     |
Sep 14 08:08:45.703 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.703 INFO kablam! 
Sep 14 08:08:45.703 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.703 INFO kablam!    --> src/lib.rs:193:9
Sep 14 08:08:45.703 INFO kablam!     |
Sep 14 08:08:45.703 INFO kablam! 193 |         ret.write_u32::<BigEndian>(value | 0xC0000000);
Sep 14 08:08:45.703 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.703 INFO kablam!     |
Sep 14 08:08:45.703 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.703 INFO kablam! 
Sep 14 08:08:45.703 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.703 INFO kablam!    --> src/lib.rs:202:5
Sep 14 08:08:45.703 INFO kablam!     |
Sep 14 08:08:45.703 INFO kablam! 202 |     out.write(string.as_bytes());
Sep 14 08:08:45.703 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.703 INFO kablam!     |
Sep 14 08:08:45.703 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.703 INFO kablam! 
Sep 14 08:08:45.706 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 14 08:08:45.706 INFO kablam!    --> src/lib.rs:423:13
Sep 14 08:08:45.706 INFO kablam!     |
Sep 14 08:08:45.706 INFO kablam! 423 |             file_content.write(self.file_content.as_ref().unwrap());
Sep 14 08:08:45.706 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 08:08:45.706 INFO kablam!     |
Sep 14 08:08:45.706 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 14 08:08:45.706 INFO kablam! 
Sep 14 08:08:45.727 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Sep 14 08:08:45.728 INFO kablam! su: No module specific data is present
Sep 14 08:08:46.180 INFO running `"docker" "rm" "-f" "800d2b42b08e58c11f1f767cd14951a998eddabd2311cec33b3f526b0170d8bd"`
Sep 14 08:08:46.291 INFO blam! 800d2b42b08e58c11f1f767cd14951a998eddabd2311cec33b3f526b0170d8bd