[INFO] updating cached repository Lagoja/rust_hack_assembler
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Lagoja/rust_hack_assembler
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Lagoja/rust_hack_assembler" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/Lagoja/rust_hack_assembler"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/Lagoja/rust_hack_assembler'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Lagoja/rust_hack_assembler" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/Lagoja/rust_hack_assembler"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/Lagoja/rust_hack_assembler'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e01c3d3b48e9d173e6cce736ec2d33d7f88f1f02
[INFO] sha for GitHub repo Lagoja/rust_hack_assembler: e01c3d3b48e9d173e6cce736ec2d33d7f88f1f02
[INFO] validating manifest of Lagoja/rust_hack_assembler on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Lagoja/rust_hack_assembler on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Lagoja/rust_hack_assembler
[INFO] finished frobbing Lagoja/rust_hack_assembler
[INFO] frobbed toml for Lagoja/rust_hack_assembler written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/Lagoja/rust_hack_assembler/Cargo.toml
[INFO] started frobbing Lagoja/rust_hack_assembler
[INFO] finished frobbing Lagoja/rust_hack_assembler
[INFO] frobbed toml for Lagoja/rust_hack_assembler written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/Lagoja/rust_hack_assembler/Cargo.toml
[INFO] crate Lagoja/rust_hack_assembler already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Lagoja/rust_hack_assembler against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-5/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/Lagoja/rust_hack_assembler:/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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 21c700da0b0537c0bb31ec810e1999c1b56387e4c6bfe9b2da911cf35a9a165e
[INFO] running `"docker" "start" "-a" "21c700da0b0537c0bb31ec810e1999c1b56387e4c6bfe9b2da911cf35a9a165e"`
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking regex v1.0.4
[INFO] [stderr]     Checking hack_assembler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib/assembler.rs:45:46
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/assembler.rs:109:81
[INFO] [stderr]     |
[INFO] [stderr] 109 | fn write_hack_file(machine_code: String, path_name: &PathBuf) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib/assembler.rs:45:46
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/assembler.rs:109:81
[INFO] [stderr]     |
[INFO] [stderr] 109 | fn write_hack_file(machine_code: String, path_name: &PathBuf) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.88s
[INFO] running `"docker" "inspect" "21c700da0b0537c0bb31ec810e1999c1b56387e4c6bfe9b2da911cf35a9a165e"`
[INFO] running `"docker" "rm" "-f" "21c700da0b0537c0bb31ec810e1999c1b56387e4c6bfe9b2da911cf35a9a165e"`
[INFO] [stdout] 21c700da0b0537c0bb31ec810e1999c1b56387e4c6bfe9b2da911cf35a9a165e