[INFO] updating cached repository sidebog7/rustos
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sidebog7/rustos
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sidebog7/rustos" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/sidebog7/rustos"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/sidebog7/rustos'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sidebog7/rustos" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sidebog7/rustos"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sidebog7/rustos'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 66bdc1ddf9fd5a78835cf573c9d653549f60ad43
[INFO] sha for GitHub repo sidebog7/rustos: 66bdc1ddf9fd5a78835cf573c9d653549f60ad43
[INFO] validating manifest of sidebog7/rustos on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sidebog7/rustos on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sidebog7/rustos
[INFO] finished frobbing sidebog7/rustos
[INFO] frobbed toml for sidebog7/rustos written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/sidebog7/rustos/Cargo.toml
[INFO] started frobbing sidebog7/rustos
[INFO] finished frobbing sidebog7/rustos
[INFO] frobbed toml for sidebog7/rustos written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sidebog7/rustos/Cargo.toml
[INFO] crate sidebog7/rustos already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sidebog7/rustos against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/sidebog7/rustos:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dad94312554585a62e167cbd16e7f51a13f221e6f530464a260b5438aa25fe62
[INFO] running `"docker" "start" "-a" "dad94312554585a62e167cbd16e7f51a13f221e6f530464a260b5438aa25fe62"`
[INFO] [stderr]     Checking ux v0.1.3
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking zero v0.1.2
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking usize_conversions v0.2.0
[INFO] [stderr]     Checking os_bootinfo v0.2.1
[INFO] [stderr]     Checking cpuio v0.2.0
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]     Checking font8x8 v0.2.4
[INFO] [stderr]     Checking volatile v0.2.5
[INFO] [stderr]     Checking pc-keyboard v0.3.1
[INFO] [stderr]    Compiling getopts v0.2.18
[INFO] [stderr]     Checking array-init v0.0.4
[INFO] [stderr]     Checking array-init v0.0.3
[INFO] [stderr]     Checking xmas-elf v0.6.2
[INFO] [stderr]     Checking pic8259_simple v0.1.1
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling pulldown-cmark v0.0.3
[INFO] [stderr]    Compiling rand v0.4.5
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling skeptic v0.5.0
[INFO] [stderr]    Compiling fixedvec v0.2.3
[INFO] [stderr]     Checking x86_64 v0.2.14
[INFO] [stderr]     Checking x86_64 v0.4.0
[INFO] [stderr]     Checking bootloader v0.3.12
[INFO] [stderr]     Checking uart_16550 v0.1.0
[INFO] [stderr]     Checking rustos v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/vga_buffer.rs:92:21
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 0x20...0x7e | b'\n' => self.write_byte(byte),
[INFO] [stderr]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `hlt_loop` is imported redundantly
[INFO] [stderr]   --> src/interrupts.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 5  | use crate::{gdt, hlt_loop};
[INFO] [stderr]    |                  -------- the item `hlt_loop` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 85 |     use crate::hlt_loop;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/vga_buffer.rs:92:21
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 0x20...0x7e | b'\n' => self.write_byte(byte),
[INFO] [stderr]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Box` is imported redundantly
[INFO] [stderr]    --> src/vga_buffer.rs:154:13
[INFO] [stderr]     |
[INFO] [stderr] 154 |         use std::boxed::Box;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `hlt_loop` is imported redundantly
[INFO] [stderr]   --> src/interrupts.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 5  | use crate::{gdt, hlt_loop};
[INFO] [stderr]    |                  -------- the item `hlt_loop` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 85 |     use crate::hlt_loop;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/vga_buffer.rs:92:21
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 0x20...0x7e | b'\n' => self.write_byte(byte),
[INFO] [stderr]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/vga_buffer.rs:92:21
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 0x20...0x7e | b'\n' => self.write_byte(byte),
[INFO] [stderr]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `hlt_loop` is imported redundantly
[INFO] [stderr]   --> src/interrupts.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 5  | use crate::{gdt, hlt_loop};
[INFO] [stderr]    |                  -------- the item `hlt_loop` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 85 |     use crate::hlt_loop;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/vga_buffer.rs:92:21
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 0x20...0x7e | b'\n' => self.write_byte(byte),
[INFO] [stderr]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.63s
[INFO] running `"docker" "inspect" "dad94312554585a62e167cbd16e7f51a13f221e6f530464a260b5438aa25fe62"`
[INFO] running `"docker" "rm" "-f" "dad94312554585a62e167cbd16e7f51a13f221e6f530464a260b5438aa25fe62"`
[INFO] [stdout] dad94312554585a62e167cbd16e7f51a13f221e6f530464a260b5438aa25fe62