Dec 19 16:22:27.583 INFO checking grissiom/elfvars against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 16:22:27.583 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/grissiom/elfvars:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:22:28.142 INFO [stdout] 19b9328e705d14b6a0d476d5b136ecffb90c2c1f24f841564513d96171f3751d
Dec 19 16:22:28.144 INFO running `"docker" "start" "-a" "19b9328e705d14b6a0d476d5b136ecffb90c2c1f24f841564513d96171f3751d"`
Dec 19 16:22:29.992 INFO [stderr]     Checking leb128 v0.2.1
Dec 19 16:22:29.992 INFO [stderr]     Checking xmas-elf v0.3.0
Dec 19 16:22:30.004 INFO [stderr]     Checking serde_json v0.9.6
Dec 19 16:22:30.004 INFO [stderr]    Compiling serde_derive v0.9.7
Dec 19 16:22:30.012 INFO [stderr]     Checking env_logger v0.4.0
Dec 19 16:22:31.352 INFO [stderr]     Checking gimli v0.11.0
Dec 19 16:22:40.508 INFO [stderr]     Checking elfvars v0.1.0 (/opt/crater/workdir)
Dec 19 16:22:41.066 INFO [stderr] warning: unused import: `Debug`
Dec 19 16:22:41.067 INFO [stderr]   --> src/main.rs:10:22
Dec 19 16:22:41.067 INFO [stderr]    |
Dec 19 16:22:41.067 INFO [stderr] 10 | use std::fmt::{self, Debug};
Dec 19 16:22:41.067 INFO [stderr]    |                      ^^^^^
Dec 19 16:22:41.068 INFO [stderr]    |
Dec 19 16:22:41.068 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 16:22:41.068 INFO [stderr] 
Dec 19 16:22:41.228 INFO [stderr] warning: unused import: `Debug`
Dec 19 16:22:41.228 INFO [stderr]   --> src/main.rs:10:22
Dec 19 16:22:41.228 INFO [stderr]    |
Dec 19 16:22:41.228 INFO [stderr] 10 | use std::fmt::{self, Debug};
Dec 19 16:22:41.228 INFO [stderr]    |                      ^^^^^
Dec 19 16:22:41.228 INFO [stderr]    |
Dec 19 16:22:41.228 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 16:22:41.228 INFO [stderr] 
Dec 19 16:22:41.337 INFO [stderr] warning: unused variable: `offset`
Dec 19 16:22:41.337 INFO [stderr]    --> src/main.rs:279:55
Dec 19 16:22:41.338 INFO [stderr]     |
Dec 19 16:22:41.338 INFO [stderr] 279 |                 if let gimli::AttributeValue::UnitRef(offset) = attr.value() {
Dec 19 16:22:41.338 INFO [stderr]     |                                                       ^^^^^^ help: consider using `_offset` instead
Dec 19 16:22:41.339 INFO [stderr]     |
Dec 19 16:22:41.339 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 16:22:41.339 INFO [stderr] 
Dec 19 16:22:41.518 INFO [stderr] warning: unused variable: `offset`
Dec 19 16:22:41.520 INFO [stderr]    --> src/main.rs:279:55
Dec 19 16:22:41.520 INFO [stderr]     |
Dec 19 16:22:41.520 INFO [stderr] 279 |                 if let gimli::AttributeValue::UnitRef(offset) = attr.value() {
Dec 19 16:22:41.520 INFO [stderr]     |                                                       ^^^^^^ help: consider using `_offset` instead
Dec 19 16:22:41.520 INFO [stderr]     |
Dec 19 16:22:41.520 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 16:22:41.520 INFO [stderr] 
Dec 19 16:22:41.644 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.79s
Dec 19 16:22:42.691 INFO running `"docker" "inspect" "19b9328e705d14b6a0d476d5b136ecffb90c2c1f24f841564513d96171f3751d"`
Dec 19 16:22:43.054 INFO running `"docker" "rm" "-f" "19b9328e705d14b6a0d476d5b136ecffb90c2c1f24f841564513d96171f3751d"`
Dec 19 16:22:43.388 INFO [stdout] 19b9328e705d14b6a0d476d5b136ecffb90c2c1f24f841564513d96171f3751d