[INFO] updating cached repository murphm8/zaty
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/murphm8/zaty
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/murphm8/zaty" "work/ex/beta-1.37-6/sources/1.36.0/gh/murphm8/zaty"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/murphm8/zaty'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/murphm8/zaty" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/murphm8/zaty"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/murphm8/zaty'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 628805e3596548d5980150b3590ee7cdbc4ef310
[INFO] sha for GitHub repo murphm8/zaty: 628805e3596548d5980150b3590ee7cdbc4ef310
[INFO] validating manifest of murphm8/zaty on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of murphm8/zaty on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing murphm8/zaty
[INFO] finished frobbing murphm8/zaty
[INFO] frobbed toml for murphm8/zaty written to work/ex/beta-1.37-6/sources/1.36.0/gh/murphm8/zaty/Cargo.toml
[INFO] started frobbing murphm8/zaty
[INFO] finished frobbing murphm8/zaty
[INFO] frobbed toml for murphm8/zaty written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/murphm8/zaty/Cargo.toml
[INFO] crate murphm8/zaty already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/murphm8/zaty/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing murphm8/zaty against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/murphm8/zaty:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] d3b6982ff5bf5bc345087dc2490ae2e5957ac085126cc6646262d3ab8ab80a03
[INFO] running `"docker" "start" "-a" "d3b6982ff5bf5bc345087dc2490ae2e5957ac085126cc6646262d3ab8ab80a03"`
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling zaty v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> src/main.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(negate_unsigned)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(box_syntax)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(negate_unsigned)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EmptyMemory`, `Memory`, `high_byte`, `high_nibble`, `low_byte`, `low_nibble`, `pack_u16`
[INFO] [stderr]  --> src/ops/mod.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use memory::{EmptyMemory, Memory, pack_u16, high_byte, low_byte, low_nibble, high_nibble};
[INFO] [stderr]   |              ^^^^^^^^^^^  ^^^^^^  ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `extensions::Incrementor`
[INFO] [stderr]  --> src/ops/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use extensions::Incrementor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CarryFlag`, `Flags`, `HalfCarryFlag`, `Register`, `SubtractFlag`, `ZeroFlag`
[INFO] [stderr]  --> src/ops/mod.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cpu::{Register, Flags, CarryFlag, HalfCarryFlag, ZeroFlag, SubtractFlag};
[INFO] [stderr]   |           ^^^^^^^^  ^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `EmptyMemory`
[INFO] [stderr]  --> src/ops/add.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use memory::{EmptyMemory, Memory, pack_u16, high_byte, low_byte, low_nibble, high_nibble};
[INFO] [stderr]   |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EmptyMemory`, `high_byte`, `high_nibble`, `low_byte`, `low_nibble`, `pack_u16`
[INFO] [stderr]  --> src/ops/boolean.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use memory::{EmptyMemory, Memory, pack_u16, high_byte, low_byte, low_nibble, high_nibble};
[INFO] [stderr]   |              ^^^^^^^^^^^          ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `extensions::Incrementor`
[INFO] [stderr]  --> src/ops/boolean.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use extensions::Incrementor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CarryFlag`
[INFO] [stderr]  --> src/ops/boolean.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cpu::{Register, Flags, CarryFlag, HalfCarryFlag, ZeroFlag, SubtractFlag};
[INFO] [stderr]   |                            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EmptyMemory`, `high_byte`, `high_nibble`, `low_byte`, `low_nibble`, `pack_u16`
[INFO] [stderr]  --> src/ops/jp.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use memory::{EmptyMemory, Memory, pack_u16, high_byte, low_byte, low_nibble, high_nibble};
[INFO] [stderr]   |              ^^^^^^^^^^^          ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CarryFlag`, `Flags`, `HalfCarryFlag`, `SubtractFlag`, `ZeroFlag`
[INFO] [stderr]  --> src/ops/jp.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cpu::{Register, Flags, CarryFlag, HalfCarryFlag, ZeroFlag, SubtractFlag};
[INFO] [stderr]   |                     ^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EmptyMemory`, `high_nibble`, `low_nibble`
[INFO] [stderr]  --> src/ops/ld.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use memory::{EmptyMemory, Memory, pack_u16, high_byte, low_byte, low_nibble, high_nibble};
[INFO] [stderr]   |              ^^^^^^^^^^^                                         ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `extensions::Incrementor`
[INFO] [stderr]  --> src/ops/ld.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use extensions::Incrementor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CarryFlag`, `Flags`, `HalfCarryFlag`, `SubtractFlag`, `ZeroFlag`
[INFO] [stderr]  --> src/ops/ld.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cpu::{Register, Flags, CarryFlag, HalfCarryFlag, ZeroFlag, SubtractFlag};
[INFO] [stderr]   |                     ^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EmptyMemory`, `high_byte`, `high_nibble`, `low_byte`, `low_nibble`, `pack_u16`
[INFO] [stderr]  --> src/ops/shift.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use memory::{EmptyMemory, Memory, pack_u16, high_byte, low_byte, low_nibble, high_nibble};
[INFO] [stderr]   |              ^^^^^^^^^^^          ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `extensions::Incrementor`
[INFO] [stderr]  --> src/ops/shift.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use extensions::Incrementor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `HalfCarryFlag`, `SubtractFlag`
[INFO] [stderr]  --> src/ops/shift.rs:3:39
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cpu::{Register, Flags, CarryFlag, HalfCarryFlag, ZeroFlag, SubtractFlag};
[INFO] [stderr]   |                                       ^^^^^^^^^^^^^            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EmptyMemory`, `pack_u16`
[INFO] [stderr]  --> src/ops/special.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use memory::{EmptyMemory, Memory, pack_u16, high_byte, low_byte, low_nibble, high_nibble};
[INFO] [stderr]   |              ^^^^^^^^^^^          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EmptyMemory`, `high_nibble`
[INFO] [stderr]  --> src/ops/sub.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use memory::{EmptyMemory, Memory, pack_u16, high_byte, low_byte, low_nibble, high_nibble};
[INFO] [stderr]   |              ^^^^^^^^^^^                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `extensions::Incrementor`
[INFO] [stderr]  --> src/ops/sub.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use extensions::Incrementor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EmptyMemory`, `high_byte`, `high_nibble`, `low_byte`, `low_nibble`, `pack_u16`
[INFO] [stderr]  --> src/ops/rotate.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use memory::{EmptyMemory, Memory, pack_u16, high_byte, low_byte, low_nibble, high_nibble};
[INFO] [stderr]   |              ^^^^^^^^^^^          ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `extensions::Incrementor`
[INFO] [stderr]  --> src/ops/rotate.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use extensions::Incrementor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `HalfCarryFlag`, `SubtractFlag`
[INFO] [stderr]  --> src/ops/rotate.rs:3:39
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cpu::{Register, Flags, CarryFlag, HalfCarryFlag, ZeroFlag, SubtractFlag};
[INFO] [stderr]   |                                       ^^^^^^^^^^^^^            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/ops/rotate.rs:103:18
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let result = ((val >> 1) | bit_1);
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EmptyMemory`, `high_byte`, `high_nibble`, `low_byte`, `low_nibble`, `pack_u16`
[INFO] [stderr]  --> src/ops/utils.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use memory::{EmptyMemory, Memory, pack_u16, high_byte, low_byte, low_nibble, high_nibble};
[INFO] [stderr]   |              ^^^^^^^^^^^          ^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CarryFlag`, `Flags`, `HalfCarryFlag`, `SubtractFlag`, `ZeroFlag`
[INFO] [stderr]  --> src/ops/utils.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cpu::{Register, Flags, CarryFlag, HalfCarryFlag, ZeroFlag, SubtractFlag};
[INFO] [stderr]   |                     ^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::*`
[INFO] [stderr]  --> src/memory.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::iter::range_inclusive`
[INFO] [stderr]  --> src/memory.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use num::iter::range_inclusive;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::iter::range_step_inclusive`
[INFO] [stderr]  --> src/memory.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use num::iter::range_step_inclusive;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/memory.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `high_nibble`, `low_nibble`
[INFO] [stderr]  --> src/cpu.rs:1:22
[INFO] [stderr]   |
[INFO] [stderr] 1 | use memory::{Memory, low_nibble, high_nibble, low_byte, high_byte, pack_u16};
[INFO] [stderr]   |                      ^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Signed`, `Unsigned`
[INFO] [stderr]  --> src/cpu.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use num::{Unsigned, Signed};
[INFO] [stderr]   |           ^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `extensions::Incrementor`
[INFO] [stderr]  --> src/ops/add.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use extensions::Incrementor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `extensions::Incrementor`
[INFO] [stderr]  --> src/ops/jp.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use extensions::Incrementor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `extensions::Incrementor`
[INFO] [stderr]  --> src/ops/special.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use extensions::Incrementor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `extensions::Incrementor`
[INFO] [stderr]  --> src/ops/utils.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use extensions::Incrementor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `extensions::Incrementor`
[INFO] [stderr]  --> src/cpu.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use extensions::Incrementor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0554, E0557.
[INFO] [stderr] For more information about an error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `zaty`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d3b6982ff5bf5bc345087dc2490ae2e5957ac085126cc6646262d3ab8ab80a03"`
[INFO] running `"docker" "rm" "-f" "d3b6982ff5bf5bc345087dc2490ae2e5957ac085126cc6646262d3ab8ab80a03"`
[INFO] [stdout] d3b6982ff5bf5bc345087dc2490ae2e5957ac085126cc6646262d3ab8ab80a03