Oct 13 10:28:44.343 INFO checking qcow2-0.1.2 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977 Oct 13 10:28:44.343 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"` Oct 13 10:28:44.545 INFO blam! 1df663b4c150b664c02473bd386dad33c2d82b6b8ea344811c4221462e83b6f4 Oct 13 10:28:44.552 INFO running `"docker" "start" "-a" "1df663b4c150b664c02473bd386dad33c2d82b6b8ea344811c4221462e83b6f4"` Oct 13 10:28:45.133 INFO kablam! usermod: no changes Oct 13 10:28:45.198 INFO kablam! Checking linked-hash-map v0.0.9 Oct 13 10:28:45.207 INFO kablam! Checking positioned-io v0.2.2 Oct 13 10:28:46.254 INFO kablam! Checking lru-cache v0.0.7 Oct 13 10:28:47.016 INFO kablam! Checking qcow2 v0.1.2 (/source) Oct 13 10:28:48.045 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Oct 13 10:28:48.045 INFO kablam! --> src/extension.rs:1:5 Oct 13 10:28:48.045 INFO kablam! | Oct 13 10:28:48.045 INFO kablam! 1 | use std::ascii::AsciiExt; Oct 13 10:28:48.045 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Oct 13 10:28:48.045 INFO kablam! | Oct 13 10:28:48.045 INFO kablam! = note: #[warn(deprecated)] on by default Oct 13 10:28:48.045 INFO kablam! Oct 13 10:28:48.362 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Oct 13 10:28:48.362 INFO kablam! --> src/extension.rs:1:5 Oct 13 10:28:48.362 INFO kablam! | Oct 13 10:28:48.362 INFO kablam! 1 | use std::ascii::AsciiExt; Oct 13 10:28:48.362 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Oct 13 10:28:48.362 INFO kablam! | Oct 13 10:28:48.362 INFO kablam! = note: #[warn(unused_imports)] on by default Oct 13 10:28:48.362 INFO kablam! Oct 13 10:28:48.362 INFO kablam! warning: unused import: `byteorder::ReadBytesExt` Oct 13 10:28:48.362 INFO kablam! --> src/extension.rs:7:5 Oct 13 10:28:48.362 INFO kablam! | Oct 13 10:28:48.362 INFO kablam! 7 | use byteorder::ReadBytesExt; Oct 13 10:28:48.362 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 10:28:48.372 INFO kablam! Oct 13 10:28:48.456 INFO kablam! warning: variable does not need to be mutable Oct 13 10:28:48.456 INFO kablam! --> src/header.rs:207:21 Oct 13 10:28:48.456 INFO kablam! | Oct 13 10:28:48.456 INFO kablam! 207 | let mut ext = self.v3.extension(ext_code); Oct 13 10:28:48.456 INFO kablam! | ----^^^ Oct 13 10:28:48.456 INFO kablam! | | Oct 13 10:28:48.456 INFO kablam! | help: remove this `mut` Oct 13 10:28:48.456 INFO kablam! | Oct 13 10:28:48.456 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 13 10:28:48.456 INFO kablam! Oct 13 10:28:48.502 INFO kablam! warning: variable does not need to be mutable Oct 13 10:28:48.502 INFO kablam! --> src/read.rs:146:58 Oct 13 10:28:48.502 INFO kablam! | Oct 13 10:28:48.502 INFO kablam! 146 | fn guest_read(&self, l1: &T, pos: u64, mut buf: &mut [u8]) -> io::Result { Oct 13 10:28:48.502 INFO kablam! | ----^^^ Oct 13 10:28:48.502 INFO kablam! | | Oct 13 10:28:48.502 INFO kablam! | help: remove this `mut` Oct 13 10:28:48.502 INFO kablam! Oct 13 10:28:48.508 INFO kablam! warning: variable does not need to be mutable Oct 13 10:28:48.508 INFO kablam! --> src/read.rs:193:33 Oct 13 10:28:48.508 INFO kablam! | Oct 13 10:28:48.508 INFO kablam! 193 | fn read_at(&self, pos: u64, mut buf: &mut [u8]) -> io::Result { Oct 13 10:28:48.508 INFO kablam! | ----^^^ Oct 13 10:28:48.508 INFO kablam! | | Oct 13 10:28:48.508 INFO kablam! | help: remove this `mut` Oct 13 10:28:48.508 INFO kablam! Oct 13 10:28:49.116 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Oct 13 10:28:49.116 INFO kablam! --> src/extension.rs:1:5 Oct 13 10:28:49.116 INFO kablam! | Oct 13 10:28:49.116 INFO kablam! 1 | use std::ascii::AsciiExt; Oct 13 10:28:49.116 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Oct 13 10:28:49.116 INFO kablam! | Oct 13 10:28:49.116 INFO kablam! = note: #[warn(deprecated)] on by default Oct 13 10:28:49.116 INFO kablam! Oct 13 10:28:49.904 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Oct 13 10:28:49.904 INFO kablam! --> src/extension.rs:1:5 Oct 13 10:28:49.904 INFO kablam! | Oct 13 10:28:49.904 INFO kablam! 1 | use std::ascii::AsciiExt; Oct 13 10:28:49.904 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Oct 13 10:28:49.904 INFO kablam! | Oct 13 10:28:49.904 INFO kablam! = note: #[warn(unused_imports)] on by default Oct 13 10:28:49.904 INFO kablam! Oct 13 10:28:49.904 INFO kablam! warning: unused import: `byteorder::ReadBytesExt` Oct 13 10:28:49.904 INFO kablam! --> src/extension.rs:7:5 Oct 13 10:28:49.904 INFO kablam! | Oct 13 10:28:49.904 INFO kablam! 7 | use byteorder::ReadBytesExt; Oct 13 10:28:49.904 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 10:28:49.904 INFO kablam! Oct 13 10:28:50.092 INFO kablam! warning: variable does not need to be mutable Oct 13 10:28:50.092 INFO kablam! --> src/header.rs:207:21 Oct 13 10:28:50.092 INFO kablam! | Oct 13 10:28:50.092 INFO kablam! 207 | let mut ext = self.v3.extension(ext_code); Oct 13 10:28:50.092 INFO kablam! | ----^^^ Oct 13 10:28:50.092 INFO kablam! | | Oct 13 10:28:50.092 INFO kablam! | help: remove this `mut` Oct 13 10:28:50.092 INFO kablam! | Oct 13 10:28:50.092 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 13 10:28:50.092 INFO kablam! Oct 13 10:28:50.212 INFO kablam! warning: variable does not need to be mutable Oct 13 10:28:50.212 INFO kablam! --> src/read.rs:146:58 Oct 13 10:28:50.212 INFO kablam! | Oct 13 10:28:50.212 INFO kablam! 146 | fn guest_read(&self, l1: &T, pos: u64, mut buf: &mut [u8]) -> io::Result { Oct 13 10:28:50.212 INFO kablam! | ----^^^ Oct 13 10:28:50.212 INFO kablam! | | Oct 13 10:28:50.212 INFO kablam! | help: remove this `mut` Oct 13 10:28:50.212 INFO kablam! Oct 13 10:28:50.252 INFO kablam! warning: variable does not need to be mutable Oct 13 10:28:50.252 INFO kablam! --> src/read.rs:193:33 Oct 13 10:28:50.252 INFO kablam! | Oct 13 10:28:50.252 INFO kablam! 193 | fn read_at(&self, pos: u64, mut buf: &mut [u8]) -> io::Result { Oct 13 10:28:50.252 INFO kablam! | ----^^^ Oct 13 10:28:50.252 INFO kablam! | | Oct 13 10:28:50.252 INFO kablam! | help: remove this `mut` Oct 13 10:28:50.252 INFO kablam! Oct 13 10:28:51.130 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 5.96s Oct 13 10:28:51.135 INFO kablam! su: No module specific data is present Oct 13 10:28:51.688 INFO running `"docker" "rm" "-f" "1df663b4c150b664c02473bd386dad33c2d82b6b8ea344811c4221462e83b6f4"` Oct 13 10:28:52.004 INFO blam! 1df663b4c150b664c02473bd386dad33c2d82b6b8ea344811c4221462e83b6f4