Dec 17 19:47:06.785 INFO checking melvinw/rust-bpf against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 19:47:06.786 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:47:07.196 INFO [stdout] 6bb284f58b8185639051dfb36be087d3d93072f8784c79f4a7622bf1171cd344
Dec 17 19:47:07.205 INFO running `"docker" "start" "-a" "6bb284f58b8185639051dfb36be087d3d93072f8784c79f4a7622bf1171cd344"`
Dec 17 19:47:08.588 INFO [stderr]     Checking libc v0.2.32
Dec 17 19:47:09.582 INFO [stderr]     Checking memchr v1.0.2
Dec 17 19:47:09.893 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 17 19:47:10.492 INFO [stderr]     Checking regex v0.2.2
Dec 17 19:47:12.734 INFO [stderr]     Checking rust_bpf v0.1.0 (/opt/crater/workdir)
Dec 17 19:47:13.996 INFO [stderr] warning: unused import: `NativeEndian`
Dec 17 19:47:13.997 INFO [stderr]  --> src/vm/machine.rs:8:34
Dec 17 19:47:13.997 INFO [stderr]   |
Dec 17 19:47:13.997 INFO [stderr] 8 | use self::byteorder::{BigEndian, NativeEndian, ReadBytesExt};
Dec 17 19:47:13.997 INFO [stderr]   |                                  ^^^^^^^^^^^^
Dec 17 19:47:13.998 INFO [stderr]   |
Dec 17 19:47:13.998 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 19:47:13.998 INFO [stderr] 
Dec 17 19:47:14.096 INFO [stderr] warning: unused import: `NativeEndian`
Dec 17 19:47:14.096 INFO [stderr]  --> src/vm/machine.rs:8:34
Dec 17 19:47:14.097 INFO [stderr]   |
Dec 17 19:47:14.097 INFO [stderr] 8 | use self::byteorder::{BigEndian, NativeEndian, ReadBytesExt};
Dec 17 19:47:14.097 INFO [stderr]   |                                  ^^^^^^^^^^^^
Dec 17 19:47:14.097 INFO [stderr]   |
Dec 17 19:47:14.097 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 19:47:14.097 INFO [stderr] 
Dec 17 19:47:14.388 INFO [stderr] warning: unused variable: `instructions`
Dec 17 19:47:14.388 INFO [stderr]    --> src/assembler/main.rs:146:11
Dec 17 19:47:14.388 INFO [stderr]     |
Dec 17 19:47:14.388 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 17 19:47:14.388 INFO [stderr]     |           ^^^^^^^^^^^^ help: consider using `_instructions` instead
Dec 17 19:47:14.388 INFO [stderr]     |
Dec 17 19:47:14.388 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 19:47:14.388 INFO [stderr] 
Dec 17 19:47:14.388 INFO [stderr] warning: unused variable: `op`
Dec 17 19:47:14.388 INFO [stderr]    --> src/assembler/main.rs:158:9
Dec 17 19:47:14.388 INFO [stderr]     |
Dec 17 19:47:14.388 INFO [stderr] 158 |     let op = instr.op.unwrap();
Dec 17 19:47:14.388 INFO [stderr]     |         ^^ help: consider using `_op` instead
Dec 17 19:47:14.388 INFO [stderr] 
Dec 17 19:47:14.412 INFO [stderr] warning: unused variable: `instructions`
Dec 17 19:47:14.412 INFO [stderr]    --> src/assembler/main.rs:146:11
Dec 17 19:47:14.412 INFO [stderr]     |
Dec 17 19:47:14.412 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 17 19:47:14.412 INFO [stderr]     |           ^^^^^^^^^^^^ help: consider using `_instructions` instead
Dec 17 19:47:14.412 INFO [stderr]     |
Dec 17 19:47:14.412 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 19:47:14.412 INFO [stderr] 
Dec 17 19:47:14.412 INFO [stderr] warning: unused variable: `op`
Dec 17 19:47:14.412 INFO [stderr]    --> src/assembler/main.rs:158:9
Dec 17 19:47:14.412 INFO [stderr]     |
Dec 17 19:47:14.412 INFO [stderr] 158 |     let op = instr.op.unwrap();
Dec 17 19:47:14.412 INFO [stderr]     |         ^^ help: consider using `_op` instead
Dec 17 19:47:14.412 INFO [stderr] 
Dec 17 19:47:14.412 INFO [stderr] warning: variable does not need to be mutable
Dec 17 19:47:14.412 INFO [stderr]    --> src/assembler/main.rs:146:7
Dec 17 19:47:14.412 INFO [stderr]     |
Dec 17 19:47:14.412 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 17 19:47:14.412 INFO [stderr]     |       ----^^^^^^^^^^^^
Dec 17 19:47:14.412 INFO [stderr]     |       |
Dec 17 19:47:14.412 INFO [stderr]     |       help: remove this `mut`
Dec 17 19:47:14.412 INFO [stderr]     |
Dec 17 19:47:14.412 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 19:47:14.412 INFO [stderr] 
Dec 17 19:47:14.412 INFO [stderr] warning: variant is never constructed: `PacketNibble`
Dec 17 19:47:14.412 INFO [stderr]   --> src/assembler/main.rs:85:3
Dec 17 19:47:14.412 INFO [stderr]    |
Dec 17 19:47:14.412 INFO [stderr] 85 |   PacketNibble(u32),
Dec 17 19:47:14.412 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^
Dec 17 19:47:14.412 INFO [stderr]    |
Dec 17 19:47:14.412 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 19:47:14.412 INFO [stderr] 
Dec 17 19:47:14.412 INFO [stderr] warning: variant is never constructed: `JumpLabel`
Dec 17 19:47:14.412 INFO [stderr]   --> src/assembler/main.rs:86:3
Dec 17 19:47:14.412 INFO [stderr]    |
Dec 17 19:47:14.412 INFO [stderr] 86 |   JumpLabel(&'a str),
Dec 17 19:47:14.412 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 17 19:47:14.412 INFO [stderr] 
Dec 17 19:47:14.412 INFO [stderr] warning: variant is never constructed: `TwoBranch`
Dec 17 19:47:14.412 INFO [stderr]   --> src/assembler/main.rs:87:3
Dec 17 19:47:14.412 INFO [stderr]    |
Dec 17 19:47:14.412 INFO [stderr] 87 |   TwoBranch(&'a str, &'a str),
Dec 17 19:47:14.412 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:47:14.412 INFO [stderr] 
Dec 17 19:47:14.412 INFO [stderr] warning: variant is never constructed: `OneBranch`
Dec 17 19:47:14.413 INFO [stderr]   --> src/assembler/main.rs:88:3
Dec 17 19:47:14.413 INFO [stderr]    |
Dec 17 19:47:14.413 INFO [stderr] 88 |   OneBranch(&'a str),
Dec 17 19:47:14.413 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 17 19:47:14.413 INFO [stderr] 
Dec 17 19:47:14.440 INFO [stderr] warning: variable does not need to be mutable
Dec 17 19:47:14.440 INFO [stderr]    --> src/assembler/main.rs:146:7
Dec 17 19:47:14.440 INFO [stderr]     |
Dec 17 19:47:14.440 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 17 19:47:14.440 INFO [stderr]     |       ----^^^^^^^^^^^^
Dec 17 19:47:14.440 INFO [stderr]     |       |
Dec 17 19:47:14.440 INFO [stderr]     |       help: remove this `mut`
Dec 17 19:47:14.468 INFO [stderr]     |
Dec 17 19:47:14.468 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 19:47:14.468 INFO [stderr] 
Dec 17 19:47:14.468 INFO [stderr] warning: variant is never constructed: `PacketNibble`
Dec 17 19:47:14.468 INFO [stderr]   --> src/assembler/main.rs:85:3
Dec 17 19:47:14.468 INFO [stderr]    |
Dec 17 19:47:14.468 INFO [stderr] 85 |   PacketNibble(u32),
Dec 17 19:47:14.468 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^
Dec 17 19:47:14.468 INFO [stderr]    |
Dec 17 19:47:14.468 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 19:47:14.468 INFO [stderr] 
Dec 17 19:47:14.468 INFO [stderr] warning: variant is never constructed: `JumpLabel`
Dec 17 19:47:14.468 INFO [stderr]   --> src/assembler/main.rs:86:3
Dec 17 19:47:14.468 INFO [stderr]    |
Dec 17 19:47:14.468 INFO [stderr] 86 |   JumpLabel(&'a str),
Dec 17 19:47:14.468 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 17 19:47:14.468 INFO [stderr] 
Dec 17 19:47:14.468 INFO [stderr] warning: variant is never constructed: `TwoBranch`
Dec 17 19:47:14.468 INFO [stderr]   --> src/assembler/main.rs:87:3
Dec 17 19:47:14.468 INFO [stderr]    |
Dec 17 19:47:14.468 INFO [stderr] 87 |   TwoBranch(&'a str, &'a str),
Dec 17 19:47:14.468 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:47:14.468 INFO [stderr] 
Dec 17 19:47:14.468 INFO [stderr] warning: variant is never constructed: `OneBranch`
Dec 17 19:47:14.468 INFO [stderr]   --> src/assembler/main.rs:88:3
Dec 17 19:47:14.468 INFO [stderr]    |
Dec 17 19:47:14.468 INFO [stderr] 88 |   OneBranch(&'a str),
Dec 17 19:47:14.468 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 17 19:47:14.468 INFO [stderr] 
Dec 17 19:47:14.629 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.12s
Dec 17 19:47:15.294 INFO running `"docker" "inspect" "6bb284f58b8185639051dfb36be087d3d93072f8784c79f4a7622bf1171cd344"`
Dec 17 19:47:15.606 INFO running `"docker" "rm" "-f" "6bb284f58b8185639051dfb36be087d3d93072f8784c79f4a7622bf1171cd344"`
Dec 17 19:47:16.016 INFO [stdout] 6bb284f58b8185639051dfb36be087d3d93072f8784c79f4a7622bf1171cd344