[INFO] updating cached repository okey/ox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/okey/ox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/okey/ox" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/okey/ox"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/okey/ox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/okey/ox" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/okey/ox"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/okey/ox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cff2971275bf29a2490e322a5e137ad6350c416b
[INFO] sha for GitHub repo okey/ox: cff2971275bf29a2490e322a5e137ad6350c416b
[INFO] validating manifest of okey/ox on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of okey/ox on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing okey/ox
[INFO] finished frobbing okey/ox
[INFO] frobbed toml for okey/ox written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/okey/ox/Cargo.toml
[INFO] started frobbing okey/ox
[INFO] finished frobbing okey/ox
[INFO] frobbed toml for okey/ox written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/okey/ox/Cargo.toml
[INFO] crate okey/ox already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/okey/ox/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[INFO] the lockfile is outdated, regenerating it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" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking okey/ox against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-5/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/okey/ox:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5a316a15cd954130a21db7f0fd622df4958913aebb03881a572c7a920f02a135
[INFO] running `"docker" "start" "-a" "5a316a15cd954130a21db7f0fd622df4958913aebb03881a572c7a920f02a135"`
[INFO] [stderr]    Compiling ox v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/opcodes.rs:2:32
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::{HashMap,HashSet};
[INFO] [stderr]   |                                ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/opcodes.rs:170:1
[INFO] [stderr]     |
[INFO] [stderr] 170 | / macro_rules! opcode {
[INFO] [stderr] 171 | |   ($c:expr, $f:expr, $t:expr, $a:expr) => {Opcode { code: $c, fmt: $f, types: $t, args: $a}}
[INFO] [stderr] 172 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_macros)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SeekFrom`, `Seek`
[INFO] [stderr]  --> src/assemble.rs:8:42
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{BufRead, Write, ErrorKind, Seek, SeekFrom};
[INFO] [stderr]   |                                          ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `byteorder`
[INFO] [stderr]  --> src/assemble.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use byteorder;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NWTypeE`
[INFO] [stderr]   --> src/assemble.rs:18:62
[INFO] [stderr]    |
[INFO] [stderr] 18 | use opcodes::{Opcode, NWType, get_nwtypes, Operand, OpcodeE, NWTypeE};
[INFO] [stderr]    |                                                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/opcodes.rs:2:32
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::{HashMap,HashSet};
[INFO] [stderr]   |                                ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/opcodes.rs:170:1
[INFO] [stderr]     |
[INFO] [stderr] 170 | / macro_rules! opcode {
[INFO] [stderr] 171 | |   ($c:expr, $f:expr, $t:expr, $a:expr) => {Opcode { code: $c, fmt: $f, types: $t, args: $a}}
[INFO] [stderr] 172 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_macros)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SeekFrom`, `Seek`
[INFO] [stderr]  --> src/assemble.rs:8:42
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{BufRead, Write, ErrorKind, Seek, SeekFrom};
[INFO] [stderr]   |                                          ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `byteorder`
[INFO] [stderr]  --> src/assemble.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use byteorder;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NWTypeE`
[INFO] [stderr]   --> src/assemble.rs:18:62
[INFO] [stderr]    |
[INFO] [stderr] 18 | use opcodes::{Opcode, NWType, get_nwtypes, Operand, OpcodeE, NWTypeE};
[INFO] [stderr]    |                                                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `DisassemblyResult`
[INFO] [stderr]   --> src/disassemble.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub type DisassemblyResult = Result<(), DisassemblyError>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `DisassemblyResult`
[INFO] [stderr]   --> src/disassemble.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub type DisassemblyResult = Result<(), DisassemblyError>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `"docker" "inspect" "5a316a15cd954130a21db7f0fd622df4958913aebb03881a572c7a920f02a135"`
[INFO] running `"docker" "rm" "-f" "5a316a15cd954130a21db7f0fd622df4958913aebb03881a572c7a920f02a135"`
[INFO] [stdout] 5a316a15cd954130a21db7f0fd622df4958913aebb03881a572c7a920f02a135