Dec 04 14:14:53.961 INFO checking melvinw/rust-bpf against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 14:14:53.961 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 14:14:54.399 INFO [stdout] 1ab2b6539c8e29dfafb48da6ecbdf0de4aa62aa278d42d67dbd982d57bc19852
Dec 04 14:14:54.401 INFO running `"docker" "start" "-a" "1ab2b6539c8e29dfafb48da6ecbdf0de4aa62aa278d42d67dbd982d57bc19852"`
Dec 04 14:14:56.051 INFO [stderr] usermod: no changes
Dec 04 14:14:56.155 INFO [stderr]     Checking libc v0.2.32
Dec 04 14:14:57.523 INFO [stderr]     Checking memchr v1.0.2
Dec 04 14:14:57.920 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 04 14:14:58.707 INFO [stderr]     Checking regex v0.2.2
Dec 04 14:15:01.091 INFO [stderr]     Checking rust_bpf v0.1.0 (/source)
Dec 04 14:15:02.347 INFO [stderr] warning: unused import: `NativeEndian`
Dec 04 14:15:02.347 INFO [stderr]  --> src/vm/machine.rs:8:34
Dec 04 14:15:02.347 INFO [stderr]   |
Dec 04 14:15:02.347 INFO [stderr] 8 | use self::byteorder::{BigEndian, NativeEndian, ReadBytesExt};
Dec 04 14:15:02.347 INFO [stderr]   |                                  ^^^^^^^^^^^^
Dec 04 14:15:02.347 INFO [stderr]   |
Dec 04 14:15:02.347 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 14:15:02.347 INFO [stderr] 
Dec 04 14:15:02.535 INFO [stderr] warning: unused import: `NativeEndian`
Dec 04 14:15:02.535 INFO [stderr]  --> src/vm/machine.rs:8:34
Dec 04 14:15:02.535 INFO [stderr]   |
Dec 04 14:15:02.535 INFO [stderr] 8 | use self::byteorder::{BigEndian, NativeEndian, ReadBytesExt};
Dec 04 14:15:02.535 INFO [stderr]   |                                  ^^^^^^^^^^^^
Dec 04 14:15:02.535 INFO [stderr]   |
Dec 04 14:15:02.535 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 14:15:02.535 INFO [stderr] 
Dec 04 14:15:03.460 INFO [stderr] warning: unused variable: `instructions`
Dec 04 14:15:03.460 INFO [stderr]    --> src/assembler/main.rs:146:11
Dec 04 14:15:03.460 INFO [stderr]     |
Dec 04 14:15:03.460 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 04 14:15:03.460 INFO [stderr]     |           ^^^^^^^^^^^^ help: consider using `_instructions` instead
Dec 04 14:15:03.460 INFO [stderr]     |
Dec 04 14:15:03.460 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 14:15:03.460 INFO [stderr] 
Dec 04 14:15:03.460 INFO [stderr] warning: unused variable: `op`
Dec 04 14:15:03.460 INFO [stderr]    --> src/assembler/main.rs:158:9
Dec 04 14:15:03.460 INFO [stderr]     |
Dec 04 14:15:03.460 INFO [stderr] 158 |     let op = instr.op.unwrap();
Dec 04 14:15:03.460 INFO [stderr]     |         ^^ help: consider using `_op` instead
Dec 04 14:15:03.460 INFO [stderr] 
Dec 04 14:15:03.481 INFO [stderr] warning: unused variable: `instructions`
Dec 04 14:15:03.481 INFO [stderr]    --> src/assembler/main.rs:146:11
Dec 04 14:15:03.481 INFO [stderr]     |
Dec 04 14:15:03.481 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 04 14:15:03.481 INFO [stderr]     |           ^^^^^^^^^^^^ help: consider using `_instructions` instead
Dec 04 14:15:03.481 INFO [stderr]     |
Dec 04 14:15:03.482 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 14:15:03.482 INFO [stderr] 
Dec 04 14:15:03.482 INFO [stderr] warning: unused variable: `op`
Dec 04 14:15:03.482 INFO [stderr]    --> src/assembler/main.rs:158:9
Dec 04 14:15:03.482 INFO [stderr]     |
Dec 04 14:15:03.482 INFO [stderr] 158 |     let op = instr.op.unwrap();
Dec 04 14:15:03.482 INFO [stderr]     |         ^^ help: consider using `_op` instead
Dec 04 14:15:03.482 INFO [stderr] 
Dec 04 14:15:03.507 INFO [stderr] warning: variable does not need to be mutable
Dec 04 14:15:03.507 INFO [stderr]    --> src/assembler/main.rs:146:7
Dec 04 14:15:03.507 INFO [stderr]     |
Dec 04 14:15:03.507 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 04 14:15:03.507 INFO [stderr]     |       ----^^^^^^^^^^^^
Dec 04 14:15:03.507 INFO [stderr]     |       |
Dec 04 14:15:03.507 INFO [stderr]     |       help: remove this `mut`
Dec 04 14:15:03.507 INFO [stderr]     |
Dec 04 14:15:03.507 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 14:15:03.507 INFO [stderr] 
Dec 04 14:15:03.507 INFO [stderr] warning: variant is never constructed: `PacketNibble`
Dec 04 14:15:03.507 INFO [stderr]   --> src/assembler/main.rs:85:3
Dec 04 14:15:03.507 INFO [stderr]    |
Dec 04 14:15:03.507 INFO [stderr] 85 |   PacketNibble(u32),
Dec 04 14:15:03.507 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^
Dec 04 14:15:03.507 INFO [stderr]    |
Dec 04 14:15:03.507 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 14:15:03.507 INFO [stderr] 
Dec 04 14:15:03.507 INFO [stderr] warning: variant is never constructed: `JumpLabel`
Dec 04 14:15:03.507 INFO [stderr]   --> src/assembler/main.rs:86:3
Dec 04 14:15:03.507 INFO [stderr]    |
Dec 04 14:15:03.507 INFO [stderr] 86 |   JumpLabel(&'a str),
Dec 04 14:15:03.507 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 04 14:15:03.507 INFO [stderr] 
Dec 04 14:15:03.507 INFO [stderr] warning: variant is never constructed: `TwoBranch`
Dec 04 14:15:03.507 INFO [stderr]   --> src/assembler/main.rs:87:3
Dec 04 14:15:03.507 INFO [stderr]    |
Dec 04 14:15:03.507 INFO [stderr] 87 |   TwoBranch(&'a str, &'a str),
Dec 04 14:15:03.507 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:15:03.507 INFO [stderr] 
Dec 04 14:15:03.507 INFO [stderr] warning: variant is never constructed: `OneBranch`
Dec 04 14:15:03.507 INFO [stderr]   --> src/assembler/main.rs:88:3
Dec 04 14:15:03.507 INFO [stderr]    |
Dec 04 14:15:03.507 INFO [stderr] 88 |   OneBranch(&'a str),
Dec 04 14:15:03.507 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 04 14:15:03.508 INFO [stderr] 
Dec 04 14:15:03.521 INFO [stderr] warning: variable does not need to be mutable
Dec 04 14:15:03.521 INFO [stderr]    --> src/assembler/main.rs:146:7
Dec 04 14:15:03.521 INFO [stderr]     |
Dec 04 14:15:03.521 INFO [stderr] 146 |   let mut instructions: Vec<Instruction> = Vec::new();
Dec 04 14:15:03.521 INFO [stderr]     |       ----^^^^^^^^^^^^
Dec 04 14:15:03.521 INFO [stderr]     |       |
Dec 04 14:15:03.521 INFO [stderr]     |       help: remove this `mut`
Dec 04 14:15:03.521 INFO [stderr]     |
Dec 04 14:15:03.527 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 14:15:03.531 INFO [stderr] 
Dec 04 14:15:03.534 INFO [stderr] warning: variant is never constructed: `PacketNibble`
Dec 04 14:15:03.534 INFO [stderr]   --> src/assembler/main.rs:85:3
Dec 04 14:15:03.534 INFO [stderr]    |
Dec 04 14:15:03.534 INFO [stderr] 85 |   PacketNibble(u32),
Dec 04 14:15:03.534 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^
Dec 04 14:15:03.534 INFO [stderr]    |
Dec 04 14:15:03.534 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 14:15:03.534 INFO [stderr] 
Dec 04 14:15:03.534 INFO [stderr] warning: variant is never constructed: `JumpLabel`
Dec 04 14:15:03.534 INFO [stderr]   --> src/assembler/main.rs:86:3
Dec 04 14:15:03.534 INFO [stderr]    |
Dec 04 14:15:03.534 INFO [stderr] 86 |   JumpLabel(&'a str),
Dec 04 14:15:03.534 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 04 14:15:03.534 INFO [stderr] 
Dec 04 14:15:03.534 INFO [stderr] warning: variant is never constructed: `TwoBranch`
Dec 04 14:15:03.534 INFO [stderr]   --> src/assembler/main.rs:87:3
Dec 04 14:15:03.534 INFO [stderr]    |
Dec 04 14:15:03.534 INFO [stderr] 87 |   TwoBranch(&'a str, &'a str),
Dec 04 14:15:03.535 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:15:03.535 INFO [stderr] 
Dec 04 14:15:03.535 INFO [stderr] warning: variant is never constructed: `OneBranch`
Dec 04 14:15:03.535 INFO [stderr]   --> src/assembler/main.rs:88:3
Dec 04 14:15:03.535 INFO [stderr]    |
Dec 04 14:15:03.535 INFO [stderr] 88 |   OneBranch(&'a str),
Dec 04 14:15:03.535 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^
Dec 04 14:15:03.535 INFO [stderr] 
Dec 04 14:15:03.587 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.51s
Dec 04 14:15:03.590 INFO [stderr] su: No module specific data is present
Dec 04 14:15:05.158 INFO running `"docker" "inspect" "1ab2b6539c8e29dfafb48da6ecbdf0de4aa62aa278d42d67dbd982d57bc19852"`
Dec 04 14:15:05.479 INFO running `"docker" "rm" "-f" "1ab2b6539c8e29dfafb48da6ecbdf0de4aa62aa278d42d67dbd982d57bc19852"`
Dec 04 14:15:05.825 INFO [stdout] 1ab2b6539c8e29dfafb48da6ecbdf0de4aa62aa278d42d67dbd982d57bc19852