[INFO] updating cached repository packysauce/packsos
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/packysauce/packsos
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/packysauce/packsos" "work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/packysauce/packsos"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/packysauce/packsos'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/packysauce/packsos" "work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/packysauce/packsos"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/packysauce/packsos'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c1054c4a4a798bf42f21f86ea686e1b9b2d4bf34
[INFO] sha for GitHub repo packysauce/packsos: c1054c4a4a798bf42f21f86ea686e1b9b2d4bf34
[INFO] validating manifest of packysauce/packsos on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of packysauce/packsos on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing packysauce/packsos
[INFO] finished frobbing packysauce/packsos
[INFO] frobbed toml for packysauce/packsos written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/packysauce/packsos/Cargo.toml
[INFO] started frobbing packysauce/packsos
[INFO] finished frobbing packysauce/packsos
[INFO] frobbed toml for packysauce/packsos written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/packysauce/packsos/Cargo.toml
[INFO] crate packysauce/packsos already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking packysauce/packsos against try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af for pr-61753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-3/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/packysauce/packsos:/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" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 627b60ad138dd3a0c29370d057503fda33d45428135d0e16044327e44685aac8
[INFO] running `"docker" "start" "-a" "627b60ad138dd3a0c29370d057503fda33d45428135d0e16044327e44685aac8"`
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking ux v0.1.3
[INFO] [stderr]     Checking zero v0.1.2
[INFO] [stderr]     Checking usize_conversions v0.2.0
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking cpuio v0.2.0
[INFO] [stderr]     Checking font8x8 v0.2.4
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]     Checking volatile v0.2.5
[INFO] [stderr]     Checking acpi v0.1.0
[INFO] [stderr]     Checking pc-keyboard v0.3.1
[INFO] [stderr]     Checking array-init v0.0.3
[INFO] [stderr]     Checking pic8259_simple v0.1.1
[INFO] [stderr]     Checking xmas-elf v0.6.2
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling skeptic v0.5.0
[INFO] [stderr]    Compiling fixedvec v0.2.3
[INFO] [stderr]     Checking bootloader v0.3.11
[INFO] [stderr]     Checking packsos v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `entry_point`
[INFO] [stderr]  --> src/lib.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use bootloader::{entry_point, bootinfo::BootInfo};
[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:107:21
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 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: unused variable: `rpt`
[INFO] [stderr]   --> src/lib.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let rpt = RecursivePageTable::new(unsafe { &mut *pt} ).unwrap();
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_rpt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bootinfo::BootInfo`, `entry_point`
[INFO] [stderr]  --> src/lib.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use bootloader::{entry_point, bootinfo::BootInfo};
[INFO] [stderr]   |                  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bootloader::bootinfo::MemoryRegionType`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use bootloader::bootinfo::MemoryRegionType;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PageTable`, `RecursivePageTable`
[INFO] [stderr]  --> src/lib.rs:6:34
[INFO] [stderr]   |
[INFO] [stderr] 6 | use x86_64::structures::paging::{PageTable, RecursivePageTable};
[INFO] [stderr]   |                                  ^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/vga_buffer.rs:107:21
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 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:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |         use std::boxed::Box;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stack`
[INFO] [stderr]   --> src/bin/test-interrupt-breakpoint.rs:48:38
[INFO] [stderr]    |
[INFO] [stderr] 48 | extern "x86-interrupt" fn bp_handler(stack: &mut ExceptionStackFrame) {
[INFO] [stderr]    |                                      ^^^^^ help: consider prefixing with an underscore: `_stack`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Checking x86_64 v0.2.14
[INFO] [stderr]     Checking uart_16550 v0.1.0
[INFO] [stderr] warning: unused import: `entry_point`
[INFO] [stderr]  --> src/lib.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use bootloader::{entry_point, bootinfo::BootInfo};
[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:107:21
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 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: unused variable: `rpt`
[INFO] [stderr]   --> src/lib.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let rpt = RecursivePageTable::new(unsafe { &mut *pt} ).unwrap();
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_rpt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stack`
[INFO] [stderr]   --> src/bin/test-interrupt-breakpoint.rs:48:38
[INFO] [stderr]    |
[INFO] [stderr] 48 | extern "x86-interrupt" fn bp_handler(stack: &mut ExceptionStackFrame) {
[INFO] [stderr]    |                                      ^^^^^ help: consider prefixing with an underscore: `_stack`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.45s
[INFO] running `"docker" "inspect" "627b60ad138dd3a0c29370d057503fda33d45428135d0e16044327e44685aac8"`
[INFO] running `"docker" "rm" "-f" "627b60ad138dd3a0c29370d057503fda33d45428135d0e16044327e44685aac8"`
[INFO] [stdout] 627b60ad138dd3a0c29370d057503fda33d45428135d0e16044327e44685aac8