[INFO] updating cached repository https://github.com/sasuseso/x86_emu
[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] bc65bfbba7836d36ff1e830cdee82a1a21a8a8e8
[INFO] checking sasuseso/x86_emu against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsasuseso%2Fx86_emu" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sasuseso/x86_emu on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sasuseso/x86_emu
[INFO] finished tweaking git repo https://github.com/sasuseso/x86_emu
[INFO] tweaked toml for git repo https://github.com/sasuseso/x86_emu written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/sasuseso/x86_emu already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e610380021bb023dd4dbc2c9f106ec8940e6e8924ab73f1580c8d02476f20445
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e610380021bb023dd4dbc2c9f106ec8940e6e8924ab73f1580c8d02476f20445"`
[INFO] [stderr]     Checking x86_emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `Ecx`
[INFO] [stderr]   --> src/emulator/mod.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     Ecx = 1,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Esi`
[INFO] [stderr]   --> src/emulator/mod.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     Esi = 6,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Edi`
[INFO] [stderr]   --> src/emulator/mod.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     Edi = 7,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cl`
[INFO] [stderr]   --> src/emulator/mod.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn cl() -> usize { Self::Ecx as usize }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dl`
[INFO] [stderr]   --> src/emulator/mod.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn dl() -> usize { Self::Edx as usize }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ch`
[INFO] [stderr]   --> src/emulator/mod.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn ch() -> usize { Self::cl() + 4 }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dh`
[INFO] [stderr]   --> src/emulator/mod.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn dh() -> usize { Self::dl() + 4 }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `bh`
[INFO] [stderr]   --> src/emulator/mod.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn bh() -> usize { Self::bl() + 4 }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ecx`
[INFO] [stderr]   --> src/emulator/mod.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     Ecx = 1,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Esi`
[INFO] [stderr]   --> src/emulator/mod.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     Esi = 6,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Edi`
[INFO] [stderr]   --> src/emulator/mod.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     Edi = 7,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cl`
[INFO] [stderr]   --> src/emulator/mod.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn cl() -> usize { Self::Ecx as usize }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dl`
[INFO] [stderr]   --> src/emulator/mod.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn dl() -> usize { Self::Edx as usize }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ch`
[INFO] [stderr]   --> src/emulator/mod.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn ch() -> usize { Self::cl() + 4 }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dh`
[INFO] [stderr]   --> src/emulator/mod.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn dh() -> usize { Self::dl() + 4 }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `bh`
[INFO] [stderr]   --> src/emulator/mod.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn bh() -> usize { Self::bl() + 4 }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `"docker" "inspect" "e610380021bb023dd4dbc2c9f106ec8940e6e8924ab73f1580c8d02476f20445"`
[INFO] running `"docker" "rm" "-f" "e610380021bb023dd4dbc2c9f106ec8940e6e8924ab73f1580c8d02476f20445"`
[INFO] [stdout] e610380021bb023dd4dbc2c9f106ec8940e6e8924ab73f1580c8d02476f20445