[INFO] updating cached repository https://github.com/jlmbaka/hack-assembler
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 31943f8106e10374e87f1765b3064b341c49ee2c
[INFO] checking jlmbaka/hack-assembler against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlmbaka%2Fhack-assembler" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jlmbaka/hack-assembler on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jlmbaka/hack-assembler
[INFO] finished tweaking git repo https://github.com/jlmbaka/hack-assembler
[INFO] tweaked toml for git repo https://github.com/jlmbaka/hack-assembler written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/jlmbaka/hack-assembler already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 188cf17c419cbdcb7bf51b5c4f4689d2d38f4a41e43b338c086aada2456c9d61
[INFO] running `"docker" "start" "-a" "188cf17c419cbdcb7bf51b5c4f4689d2d38f4a41e43b338c086aada2456c9d61"`
[INFO] [stderr]     Checking hack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/assembler.rs:72:56
[INFO] [stderr]    |
[INFO] [stderr] 72 |             Err(why) => panic!("Error on file {}: {}", display, Error::description(&why)),
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/assembler.rs:81:53
[INFO] [stderr]    |
[INFO] [stderr] 81 |             Err(why) => panic!("couldn't write to file: {}", Error::description(&why)),
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/assembler.rs:234:63
[INFO] [stderr]     |
[INFO] [stderr] 234 |             Err(why) => panic!("couldn't open {}: {}", path.display(), Error::description(&why)),
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/assembler.rs:72:56
[INFO] [stderr]    |
[INFO] [stderr] 72 |             Err(why) => panic!("Error on file {}: {}", display, Error::description(&why)),
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/assembler.rs:81:53
[INFO] [stderr]    |
[INFO] [stderr] 81 |             Err(why) => panic!("couldn't write to file: {}", Error::description(&why)),
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/assembler.rs:234:63
[INFO] [stderr]     |
[INFO] [stderr] 234 |             Err(why) => panic!("couldn't open {}: {}", path.display(), Error::description(&why)),
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hack::assembler::Assembler`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use hack::assembler::Assembler;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> tests/assembler.rs:59:64
[INFO] [stderr]    |
[INFO] [stderr] 59 |         Err(why) => panic!("couldn't open the file {}: {}", display, Error::description(&why)),
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> tests/assembler.rs:64:55
[INFO] [stderr]    |
[INFO] [stderr] 64 |         Err(why) => panic!("couldn't read {}: {}", display, Error::description(&why)),
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `"docker" "inspect" "188cf17c419cbdcb7bf51b5c4f4689d2d38f4a41e43b338c086aada2456c9d61"`
[INFO] running `"docker" "rm" "-f" "188cf17c419cbdcb7bf51b5c4f4689d2d38f4a41e43b338c086aada2456c9d61"`
[INFO] [stdout] 188cf17c419cbdcb7bf51b5c4f4689d2d38f4a41e43b338c086aada2456c9d61