Dec 17 19:47:07.020 INFO checking melvinw/rust-bpf against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 19:47:07.020 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/melvinw/rust-bpf:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:47:07.448 INFO [stdout] 065ef46c1c3a072941c4658a3447f9c328a2cb3bc54880c928194e7f6a146a9c
Dec 17 19:47:07.456 INFO running `"docker" "start" "-a" "065ef46c1c3a072941c4658a3447f9c328a2cb3bc54880c928194e7f6a146a9c"`
Dec 17 19:47:09.035 INFO [stderr]     Checking memchr v1.0.2
Dec 17 19:47:09.398 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 17 19:47:09.956 INFO [stderr]     Checking regex v0.2.2
Dec 17 19:47:12.276 INFO [stderr]     Checking rust_bpf v0.1.0 (/opt/crater/workdir)
Dec 17 19:47:13.307 INFO [stderr] warning: unused variable: `instructions`
Dec 17 19:47:13.307 INFO [stderr]    --> src/assembler/main.rs:146:11
Dec 17 19:47:13.307 INFO [stderr]     |
Dec 17 19:47:13.307 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 17 19:47:13.307 INFO [stderr]     |           ^^^^^^^^^^^^ help: consider using `_instructions` instead
Dec 17 19:47:13.307 INFO [stderr]     |
Dec 17 19:47:13.307 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 19:47:13.308 INFO [stderr] 
Dec 17 19:47:13.308 INFO [stderr] warning: unused variable: `op`
Dec 17 19:47:13.308 INFO [stderr]    --> src/assembler/main.rs:158:9
Dec 17 19:47:13.308 INFO [stderr]     |
Dec 17 19:47:13.308 INFO [stderr] 158 |     let op = instr.op.unwrap();
Dec 17 19:47:13.308 INFO [stderr]     |         ^^ help: consider using `_op` instead
Dec 17 19:47:13.308 INFO [stderr] 
Dec 17 19:47:13.328 INFO [stderr] warning: unused import: `NativeEndian`
Dec 17 19:47:13.328 INFO [stderr]  --> src/vm/machine.rs:8:34
Dec 17 19:47:13.328 INFO [stderr]   |
Dec 17 19:47:13.328 INFO [stderr] 8 | use self::byteorder::{BigEndian, NativeEndian, ReadBytesExt};
Dec 17 19:47:13.328 INFO [stderr]   |                                  ^^^^^^^^^^^^
Dec 17 19:47:13.328 INFO [stderr]   |
Dec 17 19:47:13.328 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 19:47:13.328 INFO [stderr] 
Dec 17 19:47:13.350 INFO [stderr] warning: variable does not need to be mutable
Dec 17 19:47:13.350 INFO [stderr]    --> src/assembler/main.rs:146:7
Dec 17 19:47:13.350 INFO [stderr]     |
Dec 17 19:47:13.350 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 17 19:47:13.350 INFO [stderr]     |       ----^^^^^^^^^^^^
Dec 17 19:47:13.350 INFO [stderr]     |       |
Dec 17 19:47:13.350 INFO [stderr]     |       help: remove this `mut`
Dec 17 19:47:13.350 INFO [stderr]     |
Dec 17 19:47:13.350 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 19:47:13.350 INFO [stderr] 
Dec 17 19:47:13.361 INFO [stderr] warning: variant is never constructed: `PacketNibble`
Dec 17 19:47:13.361 INFO [stderr]   --> src/assembler/main.rs:85:3
Dec 17 19:47:13.361 INFO [stderr]    |
Dec 17 19:47:13.361 INFO [stderr] 85 |   PacketNibble(u32),
Dec 17 19:47:13.361 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^
Dec 17 19:47:13.361 INFO [stderr]    |
Dec 17 19:47:13.361 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 19:47:13.361 INFO [stderr] 
Dec 17 19:47:13.361 INFO [stderr] warning: variant is never constructed: `JumpLabel`
Dec 17 19:47:13.361 INFO [stderr]   --> src/assembler/main.rs:86:3
Dec 17 19:47:13.361 INFO [stderr]    |
Dec 17 19:47:13.361 INFO [stderr] 86 |   JumpLabel(&'a str),
Dec 17 19:47:13.361 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 17 19:47:13.361 INFO [stderr] 
Dec 17 19:47:13.361 INFO [stderr] warning: variant is never constructed: `TwoBranch`
Dec 17 19:47:13.361 INFO [stderr]   --> src/assembler/main.rs:87:3
Dec 17 19:47:13.361 INFO [stderr]    |
Dec 17 19:47:13.361 INFO [stderr] 87 |   TwoBranch(&'a str, &'a str),
Dec 17 19:47:13.361 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:47:13.361 INFO [stderr] 
Dec 17 19:47:13.361 INFO [stderr] warning: variant is never constructed: `OneBranch`
Dec 17 19:47:13.361 INFO [stderr]   --> src/assembler/main.rs:88:3
Dec 17 19:47:13.361 INFO [stderr]    |
Dec 17 19:47:13.361 INFO [stderr] 88 |   OneBranch(&'a str),
Dec 17 19:47:13.361 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 17 19:47:13.361 INFO [stderr] 
Dec 17 19:47:13.632 INFO [stderr] warning: unused variable: `instructions`
Dec 17 19:47:13.633 INFO [stderr]    --> src/assembler/main.rs:146:11
Dec 17 19:47:13.633 INFO [stderr]     |
Dec 17 19:47:13.633 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 17 19:47:13.634 INFO [stderr]     |           ^^^^^^^^^^^^ help: consider using `_instructions` instead
Dec 17 19:47:13.634 INFO [stderr]     |
Dec 17 19:47:13.634 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 19:47:13.634 INFO [stderr] 
Dec 17 19:47:13.634 INFO [stderr] warning: unused variable: `op`
Dec 17 19:47:13.634 INFO [stderr]    --> src/assembler/main.rs:158:9
Dec 17 19:47:13.634 INFO [stderr]     |
Dec 17 19:47:13.634 INFO [stderr] 158 |     let op = instr.op.unwrap();
Dec 17 19:47:13.634 INFO [stderr]     |         ^^ help: consider using `_op` instead
Dec 17 19:47:13.634 INFO [stderr] 
Dec 17 19:47:13.639 INFO [stderr] warning: unused import: `NativeEndian`
Dec 17 19:47:13.639 INFO [stderr]  --> src/vm/machine.rs:8:34
Dec 17 19:47:13.640 INFO [stderr]   |
Dec 17 19:47:13.640 INFO [stderr] 8 | use self::byteorder::{BigEndian, NativeEndian, ReadBytesExt};
Dec 17 19:47:13.640 INFO [stderr]   |                                  ^^^^^^^^^^^^
Dec 17 19:47:13.641 INFO [stderr]   |
Dec 17 19:47:13.641 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 19:47:13.641 INFO [stderr] 
Dec 17 19:47:13.700 INFO [stderr] warning: variable does not need to be mutable
Dec 17 19:47:13.701 INFO [stderr]    --> src/assembler/main.rs:146:7
Dec 17 19:47:13.701 INFO [stderr]     |
Dec 17 19:47:13.704 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 17 19:47:13.704 INFO [stderr]     |       ----^^^^^^^^^^^^
Dec 17 19:47:13.704 INFO [stderr]     |       |
Dec 17 19:47:13.704 INFO [stderr]     |       help: remove this `mut`
Dec 17 19:47:13.704 INFO [stderr]     |
Dec 17 19:47:13.704 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 19:47:13.704 INFO [stderr] 
Dec 17 19:47:13.713 INFO [stderr] warning: variant is never constructed: `PacketNibble`
Dec 17 19:47:13.713 INFO [stderr]   --> src/assembler/main.rs:85:3
Dec 17 19:47:13.713 INFO [stderr]    |
Dec 17 19:47:13.713 INFO [stderr] 85 |   PacketNibble(u32),
Dec 17 19:47:13.713 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^
Dec 17 19:47:13.713 INFO [stderr]    |
Dec 17 19:47:13.713 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 19:47:13.713 INFO [stderr] 
Dec 17 19:47:13.713 INFO [stderr] warning: variant is never constructed: `JumpLabel`
Dec 17 19:47:13.713 INFO [stderr]   --> src/assembler/main.rs:86:3
Dec 17 19:47:13.713 INFO [stderr]    |
Dec 17 19:47:13.713 INFO [stderr] 86 |   JumpLabel(&'a str),
Dec 17 19:47:13.713 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 17 19:47:13.713 INFO [stderr] 
Dec 17 19:47:13.713 INFO [stderr] warning: variant is never constructed: `TwoBranch`
Dec 17 19:47:13.713 INFO [stderr]   --> src/assembler/main.rs:87:3
Dec 17 19:47:13.713 INFO [stderr]    |
Dec 17 19:47:13.713 INFO [stderr] 87 |   TwoBranch(&'a str, &'a str),
Dec 17 19:47:13.713 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:47:13.713 INFO [stderr] 
Dec 17 19:47:13.713 INFO [stderr] warning: variant is never constructed: `OneBranch`
Dec 17 19:47:13.713 INFO [stderr]   --> src/assembler/main.rs:88:3
Dec 17 19:47:13.713 INFO [stderr]    |
Dec 17 19:47:13.713 INFO [stderr] 88 |   OneBranch(&'a str),
Dec 17 19:47:13.714 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 17 19:47:13.714 INFO [stderr] 
Dec 17 19:47:14.109 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.15s
Dec 17 19:47:15.418 INFO running `"docker" "inspect" "065ef46c1c3a072941c4658a3447f9c328a2cb3bc54880c928194e7f6a146a9c"`
Dec 17 19:47:15.724 INFO running `"docker" "rm" "-f" "065ef46c1c3a072941c4658a3447f9c328a2cb3bc54880c928194e7f6a146a9c"`
Dec 17 19:47:16.119 INFO [stdout] 065ef46c1c3a072941c4658a3447f9c328a2cb3bc54880c928194e7f6a146a9c