[INFO] updating cached repository commiebstrd/rusterpreter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/commiebstrd/rusterpreter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/commiebstrd/rusterpreter" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/commiebstrd/rusterpreter"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/commiebstrd/rusterpreter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/commiebstrd/rusterpreter" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/commiebstrd/rusterpreter"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/commiebstrd/rusterpreter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d5849f656c4405dfcea54854fe4ca45f043ebaf4
[INFO] sha for GitHub repo commiebstrd/rusterpreter: d5849f656c4405dfcea54854fe4ca45f043ebaf4
[INFO] validating manifest of commiebstrd/rusterpreter on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of commiebstrd/rusterpreter on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing commiebstrd/rusterpreter
[INFO] finished frobbing commiebstrd/rusterpreter
[INFO] frobbed toml for commiebstrd/rusterpreter written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/commiebstrd/rusterpreter/Cargo.toml
[INFO] started frobbing commiebstrd/rusterpreter
[INFO] finished frobbing commiebstrd/rusterpreter
[INFO] frobbed toml for commiebstrd/rusterpreter written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/commiebstrd/rusterpreter/Cargo.toml
[INFO] crate commiebstrd/rusterpreter already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking commiebstrd/rusterpreter against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-2/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/commiebstrd/rusterpreter:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 27fed42a31caa536b6e14f751c4d6fd7df4bbaa86f61b8c5d4ecfbb94cae759f
[INFO] running `"docker" "start" "-a" "27fed42a31caa536b6e14f751c4d6fd7df4bbaa86f61b8c5d4ecfbb94cae759f"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Checking rusterpreter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `slice`
[INFO] [stderr]    --> lib/common/tlv.rs:395:20
[INFO] [stderr]     |
[INFO] [stderr] 395 |       let (buffer, slice) = slice.split_at(header.length() as usize);
[INFO] [stderr]     |                    ^^^^^ help: consider prefixing with an underscore: `_slice`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]    --> lib/common/packet.rs:255:22
[INFO] [stderr]     |
[INFO] [stderr] 255 |       let (payload_, val) = val.split_at(header.length() as usize - PACKET_HEADER_SIZE);
[INFO] [stderr]     |                      ^^^ help: consider prefixing with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> lib/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(alloc)]
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `slice`
[INFO] [stderr]    --> lib/common/tlv.rs:395:20
[INFO] [stderr]     |
[INFO] [stderr] 395 |       let (buffer, slice) = slice.split_at(header.length() as usize);
[INFO] [stderr]     |                    ^^^^^ help: consider prefixing with an underscore: `_slice`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]    --> lib/common/packet.rs:255:22
[INFO] [stderr]     |
[INFO] [stderr] 255 |       let (payload_, val) = val.split_at(header.length() as usize - PACKET_HEADER_SIZE);
[INFO] [stderr]     |                      ^^^ help: consider prefixing with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> lib/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(alloc)]
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `"docker" "inspect" "27fed42a31caa536b6e14f751c4d6fd7df4bbaa86f61b8c5d4ecfbb94cae759f"`
[INFO] running `"docker" "rm" "-f" "27fed42a31caa536b6e14f751c4d6fd7df4bbaa86f61b8c5d4ecfbb94cae759f"`
[INFO] [stdout] 27fed42a31caa536b6e14f751c4d6fd7df4bbaa86f61b8c5d4ecfbb94cae759f