Dec 04 14:14:54.081 INFO checking melvinw/rust-bpf against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 14:14:54.081 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 14:14:54.459 INFO [stdout] 9b0ebebdb28bb51c3b8e45135b151cff00d56a0980bb9802204945394cdb4427
Dec 04 14:14:54.461 INFO running `"docker" "start" "-a" "9b0ebebdb28bb51c3b8e45135b151cff00d56a0980bb9802204945394cdb4427"`
Dec 04 14:14:56.136 INFO [stderr] usermod: no changes
Dec 04 14:14:56.267 INFO [stderr]     Checking libc v0.2.32
Dec 04 14:14:57.543 INFO [stderr]     Checking memchr v1.0.2
Dec 04 14:14:57.951 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 04 14:14:58.861 INFO [stderr]     Checking regex v0.2.2
Dec 04 14:15:01.279 INFO [stderr]     Checking rust_bpf v0.1.0 (/source)
Dec 04 14:15:03.199 INFO [stderr] warning: unused import: `NativeEndian`
Dec 04 14:15:03.199 INFO [stderr]  --> src/vm/machine.rs:8:34
Dec 04 14:15:03.199 INFO [stderr]   |
Dec 04 14:15:03.199 INFO [stderr] 8 | use self::byteorder::{BigEndian, NativeEndian, ReadBytesExt};
Dec 04 14:15:03.199 INFO [stderr]   |                                  ^^^^^^^^^^^^
Dec 04 14:15:03.223 INFO [stderr]   |
Dec 04 14:15:03.223 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 14:15:03.223 INFO [stderr] 
Dec 04 14:15:03.458 INFO [stderr] warning: unused import: `NativeEndian`
Dec 04 14:15:03.458 INFO [stderr]  --> src/vm/machine.rs:8:34
Dec 04 14:15:03.458 INFO [stderr]   |
Dec 04 14:15:03.458 INFO [stderr] 8 | use self::byteorder::{BigEndian, NativeEndian, ReadBytesExt};
Dec 04 14:15:03.458 INFO [stderr]   |                                  ^^^^^^^^^^^^
Dec 04 14:15:03.467 INFO [stderr]   |
Dec 04 14:15:03.467 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 14:15:03.467 INFO [stderr] 
Dec 04 14:15:04.231 INFO [stderr] warning: unused variable: `instructions`
Dec 04 14:15:04.231 INFO [stderr]    --> src/assembler/main.rs:146:11
Dec 04 14:15:04.231 INFO [stderr]     |
Dec 04 14:15:04.231 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 04 14:15:04.231 INFO [stderr]     |           ^^^^^^^^^^^^ help: consider using `_instructions` instead
Dec 04 14:15:04.231 INFO [stderr]     |
Dec 04 14:15:04.231 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 14:15:04.231 INFO [stderr] 
Dec 04 14:15:04.231 INFO [stderr] warning: unused variable: `op`
Dec 04 14:15:04.231 INFO [stderr]    --> src/assembler/main.rs:158:9
Dec 04 14:15:04.231 INFO [stderr]     |
Dec 04 14:15:04.231 INFO [stderr] 158 |     let op = instr.op.unwrap();
Dec 04 14:15:04.231 INFO [stderr]     |         ^^ help: consider using `_op` instead
Dec 04 14:15:04.231 INFO [stderr] 
Dec 04 14:15:04.271 INFO [stderr] warning: variable does not need to be mutable
Dec 04 14:15:04.271 INFO [stderr]    --> src/assembler/main.rs:146:7
Dec 04 14:15:04.271 INFO [stderr]     |
Dec 04 14:15:04.271 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 04 14:15:04.271 INFO [stderr]     |       ----^^^^^^^^^^^^
Dec 04 14:15:04.271 INFO [stderr]     |       |
Dec 04 14:15:04.271 INFO [stderr]     |       help: remove this `mut`
Dec 04 14:15:04.271 INFO [stderr]     |
Dec 04 14:15:04.271 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 14:15:04.271 INFO [stderr] 
Dec 04 14:15:04.279 INFO [stderr] warning: variant is never constructed: `PacketNibble`
Dec 04 14:15:04.279 INFO [stderr]   --> src/assembler/main.rs:85:3
Dec 04 14:15:04.279 INFO [stderr]    |
Dec 04 14:15:04.279 INFO [stderr] 85 |   PacketNibble(u32),
Dec 04 14:15:04.279 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^
Dec 04 14:15:04.279 INFO [stderr]    |
Dec 04 14:15:04.279 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 14:15:04.279 INFO [stderr] 
Dec 04 14:15:04.279 INFO [stderr] warning: variant is never constructed: `JumpLabel`
Dec 04 14:15:04.279 INFO [stderr]   --> src/assembler/main.rs:86:3
Dec 04 14:15:04.279 INFO [stderr]    |
Dec 04 14:15:04.279 INFO [stderr] 86 |   JumpLabel(&'a str),
Dec 04 14:15:04.279 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 04 14:15:04.279 INFO [stderr] 
Dec 04 14:15:04.279 INFO [stderr] warning: variant is never constructed: `TwoBranch`
Dec 04 14:15:04.279 INFO [stderr]   --> src/assembler/main.rs:87:3
Dec 04 14:15:04.279 INFO [stderr]    |
Dec 04 14:15:04.279 INFO [stderr] 87 |   TwoBranch(&'a str, &'a str),
Dec 04 14:15:04.279 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:15:04.279 INFO [stderr] 
Dec 04 14:15:04.279 INFO [stderr] warning: variant is never constructed: `OneBranch`
Dec 04 14:15:04.279 INFO [stderr]   --> src/assembler/main.rs:88:3
Dec 04 14:15:04.279 INFO [stderr]    |
Dec 04 14:15:04.279 INFO [stderr] 88 |   OneBranch(&'a str),
Dec 04 14:15:04.279 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 04 14:15:04.279 INFO [stderr] 
Dec 04 14:15:04.331 INFO [stderr] warning: unused variable: `instructions`
Dec 04 14:15:04.331 INFO [stderr]    --> src/assembler/main.rs:146:11
Dec 04 14:15:04.331 INFO [stderr]     |
Dec 04 14:15:04.331 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 04 14:15:04.331 INFO [stderr]     |           ^^^^^^^^^^^^ help: consider using `_instructions` instead
Dec 04 14:15:04.331 INFO [stderr]     |
Dec 04 14:15:04.331 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 14:15:04.331 INFO [stderr] 
Dec 04 14:15:04.331 INFO [stderr] warning: unused variable: `op`
Dec 04 14:15:04.331 INFO [stderr]    --> src/assembler/main.rs:158:9
Dec 04 14:15:04.331 INFO [stderr]     |
Dec 04 14:15:04.331 INFO [stderr] 158 |     let op = instr.op.unwrap();
Dec 04 14:15:04.331 INFO [stderr]     |         ^^ help: consider using `_op` instead
Dec 04 14:15:04.331 INFO [stderr] 
Dec 04 14:15:04.379 INFO [stderr] warning: variable does not need to be mutable
Dec 04 14:15:04.379 INFO [stderr]    --> src/assembler/main.rs:146:7
Dec 04 14:15:04.379 INFO [stderr]     |
Dec 04 14:15:04.379 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 04 14:15:04.379 INFO [stderr]     |       ----^^^^^^^^^^^^
Dec 04 14:15:04.379 INFO [stderr]     |       |
Dec 04 14:15:04.379 INFO [stderr]     |       help: remove this `mut`
Dec 04 14:15:04.379 INFO [stderr]     |
Dec 04 14:15:04.379 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 14:15:04.379 INFO [stderr] 
Dec 04 14:15:04.379 INFO [stderr] warning: variant is never constructed: `PacketNibble`
Dec 04 14:15:04.379 INFO [stderr]   --> src/assembler/main.rs:85:3
Dec 04 14:15:04.379 INFO [stderr]    |
Dec 04 14:15:04.379 INFO [stderr] 85 |   PacketNibble(u32),
Dec 04 14:15:04.379 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^
Dec 04 14:15:04.379 INFO [stderr]    |
Dec 04 14:15:04.379 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 14:15:04.379 INFO [stderr] 
Dec 04 14:15:04.379 INFO [stderr] warning: variant is never constructed: `JumpLabel`
Dec 04 14:15:04.379 INFO [stderr]   --> src/assembler/main.rs:86:3
Dec 04 14:15:04.379 INFO [stderr]    |
Dec 04 14:15:04.379 INFO [stderr] 86 |   JumpLabel(&'a str),
Dec 04 14:15:04.379 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 04 14:15:04.379 INFO [stderr] 
Dec 04 14:15:04.379 INFO [stderr] warning: variant is never constructed: `TwoBranch`
Dec 04 14:15:04.379 INFO [stderr]   --> src/assembler/main.rs:87:3
Dec 04 14:15:04.379 INFO [stderr]    |
Dec 04 14:15:04.379 INFO [stderr] 87 |   TwoBranch(&'a str, &'a str),
Dec 04 14:15:04.379 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:15:04.379 INFO [stderr] 
Dec 04 14:15:04.379 INFO [stderr] warning: variant is never constructed: `OneBranch`
Dec 04 14:15:04.379 INFO [stderr]   --> src/assembler/main.rs:88:3
Dec 04 14:15:04.379 INFO [stderr]    |
Dec 04 14:15:04.379 INFO [stderr] 88 |   OneBranch(&'a str),
Dec 04 14:15:04.379 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 04 14:15:04.379 INFO [stderr] 
Dec 04 14:15:04.437 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.27s
Dec 04 14:15:04.447 INFO [stderr] su: No module specific data is present
Dec 04 14:15:05.573 INFO running `"docker" "inspect" "9b0ebebdb28bb51c3b8e45135b151cff00d56a0980bb9802204945394cdb4427"`
Dec 04 14:15:05.918 INFO running `"docker" "rm" "-f" "9b0ebebdb28bb51c3b8e45135b151cff00d56a0980bb9802204945394cdb4427"`
Dec 04 14:15:06.264 INFO [stdout] 9b0ebebdb28bb51c3b8e45135b151cff00d56a0980bb9802204945394cdb4427