[INFO] cloning repository https://github.com/jlmbaka/hack-assembler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jlmbaka/hack-assembler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlmbaka%2Fhack-assembler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlmbaka%2Fhack-assembler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31943f8106e10374e87f1765b3064b341c49ee2c
[INFO] checking jlmbaka/hack-assembler against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlmbaka%2Fhack-assembler" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jlmbaka/hack-assembler on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-102/source/Cargo.toml
[INFO] crate git repo https://github.com/jlmbaka/hack-assembler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6bf9c0fbbd8eb1698c8a37e5b1069b902f7f3a07deb8f42019957d65cb6208f
[INFO] running `Command { std: "docker" "start" "-a" "a6bf9c0fbbd8eb1698c8a37e5b1069b902f7f3a07deb8f42019957d65cb6208f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6bf9c0fbbd8eb1698c8a37e5b1069b902f7f3a07deb8f42019957d65cb6208f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6bf9c0fbbd8eb1698c8a37e5b1069b902f7f3a07deb8f42019957d65cb6208f", kill_on_drop: false }`
[INFO] [stdout] a6bf9c0fbbd8eb1698c8a37e5b1069b902f7f3a07deb8f42019957d65cb6208f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42b97271d5cfddcf6f84545b777b906304444dca8f60732c4b5d597825d97038
[INFO] running `Command { std: "docker" "start" "-a" "42b97271d5cfddcf6f84545b777b906304444dca8f60732c4b5d597825d97038", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking hack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/assembler.rs:72:63
[INFO] [stdout]    |
[INFO] [stdout] 72 |             Err(why) => panic!("Error on file {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/assembler.rs:81:60
[INFO] [stdout]    |
[INFO] [stdout] 81 |             Err(why) => panic!("couldn't write to file: {}", Error::description(&why)),
[INFO] [stdout]    |                                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/assembler.rs:234:70
[INFO] [stdout]     |
[INFO] [stdout] 234 |             Err(why) => panic!("couldn't open {}: {}", path.display(), Error::description(&why)),
[INFO] [stdout]     |                                                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/assembler.rs:72:63
[INFO] [stdout]    |
[INFO] [stdout] 72 |             Err(why) => panic!("Error on file {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/assembler.rs:81:60
[INFO] [stdout]    |
[INFO] [stdout] 81 |             Err(why) => panic!("couldn't write to file: {}", Error::description(&why)),
[INFO] [stdout]    |                                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/assembler.rs:234:70
[INFO] [stdout]     |
[INFO] [stdout] 234 |             Err(why) => panic!("couldn't open {}: {}", path.display(), Error::description(&why)),
[INFO] [stdout]     |                                                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> tests/assembler.rs:59:71
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(why) => panic!("couldn't open the file {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> tests/assembler.rs:64:62
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Err(why) => panic!("couldn't read {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hack::assembler::Assembler`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use hack::assembler::Assembler;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.66s
[INFO] running `Command { std: "docker" "inspect" "42b97271d5cfddcf6f84545b777b906304444dca8f60732c4b5d597825d97038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42b97271d5cfddcf6f84545b777b906304444dca8f60732c4b5d597825d97038", kill_on_drop: false }`
[INFO] [stdout] 42b97271d5cfddcf6f84545b777b906304444dca8f60732c4b5d597825d97038