[INFO] updating cached repository 1011X/REL-16
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/1011X/REL-16
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/1011X/REL-16" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/1011X/REL-16"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/1011X/REL-16'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/1011X/REL-16" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/1011X/REL-16"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/1011X/REL-16'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9b8561f2f2e49ab66a7ddbcc5b42d5fe2e24e6d9
[INFO] sha for GitHub repo 1011X/REL-16: 9b8561f2f2e49ab66a7ddbcc5b42d5fe2e24e6d9
[INFO] validating manifest of 1011X/REL-16 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of 1011X/REL-16 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing 1011X/REL-16
[INFO] finished frobbing 1011X/REL-16
[INFO] frobbed toml for 1011X/REL-16 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/1011X/REL-16/Cargo.toml
[INFO] started frobbing 1011X/REL-16
[INFO] finished frobbing 1011X/REL-16
[INFO] frobbed toml for 1011X/REL-16 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/1011X/REL-16/Cargo.toml
[INFO] crate 1011X/REL-16 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking 1011X/REL-16 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-0/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/1011X/REL-16:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fe20e2287d00ee63c99ebd303c2dbdec571ea99e796924311c9ea228974393e4
[INFO] running `"docker" "start" "-a" "fe20e2287d00ee63c99ebd303c2dbdec571ea99e796924311c9ea228974393e4"`
[INFO] [stderr]     Checking rel v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Offset`
[INFO] [stderr]  --> src/asm/mod.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::isa::{Op, Offset};
[INFO] [stderr]   |                      ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/isa/op.rs:39:32
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Offset`
[INFO] [stderr]  --> src/asm/mod.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::isa::{Op, Offset};
[INFO] [stderr]   |                      ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/isa/op.rs:39:32
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BP`
[INFO] [stderr]  --> src/vm/cpu.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | const BP: Reg = Reg::R6;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Disk`
[INFO] [stderr]    --> src/vm/device.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     Disk(Vec<u16>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Keyboard`
[INFO] [stderr]    --> src/vm/device.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     Keyboard,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Display`
[INFO] [stderr]    --> src/vm/device.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     Display,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `ALL_REGISTERS`
[INFO] [stderr]   --> src/isa/reg.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / pub static ALL_REGISTERS: [Reg; 8] = [
[INFO] [stderr] 19 | |     Reg::R0, Reg::R1, Reg::R2, Reg::R3, Reg::R4, Reg::R5,
[INFO] [stderr] 20 | |     Reg::R6, Reg::SP,
[INFO] [stderr] 21 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BP`
[INFO] [stderr]  --> src/vm/cpu.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | const BP: Reg = Reg::R6;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Disk`
[INFO] [stderr]    --> src/vm/device.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     Disk(Vec<u16>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Keyboard`
[INFO] [stderr]    --> src/vm/device.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     Keyboard,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Display`
[INFO] [stderr]    --> src/vm/device.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     Display,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `ALL_REGISTERS`
[INFO] [stderr]   --> src/isa/reg.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / pub static ALL_REGISTERS: [Reg; 8] = [
[INFO] [stderr] 19 | |     Reg::R0, Reg::R1, Reg::R2, Reg::R3, Reg::R4, Reg::R5,
[INFO] [stderr] 20 | |     Reg::R6, Reg::SP,
[INFO] [stderr] 21 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `"docker" "inspect" "fe20e2287d00ee63c99ebd303c2dbdec571ea99e796924311c9ea228974393e4"`
[INFO] running `"docker" "rm" "-f" "fe20e2287d00ee63c99ebd303c2dbdec571ea99e796924311c9ea228974393e4"`
[INFO] [stdout] fe20e2287d00ee63c99ebd303c2dbdec571ea99e796924311c9ea228974393e4