[INFO] cloning repository https://github.com/tigger1005/uni_arm_sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tigger1005/uni_arm_sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftigger1005%2Funi_arm_sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftigger1005%2Funi_arm_sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e34cc7a6e8b8ebcdde3678a48bc1e77f6c38034b
[INFO] checking tigger1005/uni_arm_sim against master#75530e9f72a1990ed2305e16fd51d02f47048f12 for pr-138676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftigger1005%2Funi_arm_sim" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tigger1005/uni_arm_sim on toolchain 75530e9f72a1990ed2305e16fd51d02f47048f12
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tigger1005/uni_arm_sim
[INFO] finished tweaking git repo https://github.com/tigger1005/uni_arm_sim
[INFO] tweaked toml for git repo https://github.com/tigger1005/uni_arm_sim written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicorn-engine v2.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aab19db8cf8eefbb0f828361fbfef0e74f6f23b8813185ab1ba8c47392399145
[INFO] running `Command { std: "docker" "start" "-a" "aab19db8cf8eefbb0f828361fbfef0e74f6f23b8813185ab1ba8c47392399145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aab19db8cf8eefbb0f828361fbfef0e74f6f23b8813185ab1ba8c47392399145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aab19db8cf8eefbb0f828361fbfef0e74f6f23b8813185ab1ba8c47392399145", kill_on_drop: false }`
[INFO] [stdout] aab19db8cf8eefbb0f828361fbfef0e74f6f23b8813185ab1ba8c47392399145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf537c8d9484d49d91920d391e33d1c7b2b30e8d4c5aa78884d9429e32665b28
[INFO] running `Command { std: "docker" "start" "-a" "cf537c8d9484d49d91920d391e33d1c7b2b30e8d4c5aa78884d9429e32665b28", kill_on_drop: false }`
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]     Checking elf v0.7.4
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling unicorn-engine v2.1.3
[INFO] [stderr]     Checking uni_arm_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `header` and `serial_puts` are never read
[INFO] [stdout]   --> src/elf_file.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct ElfFile {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 13 |     pub header: FileHeader<AnyEndian>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub serial_puts: Symbol,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ElfFile` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `serial_puts` is never read
[INFO] [stdout]   --> src/elf_file.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct ElfFile {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub serial_puts: Symbol,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ElfFile` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 02s
[INFO] running `Command { std: "docker" "inspect" "cf537c8d9484d49d91920d391e33d1c7b2b30e8d4c5aa78884d9429e32665b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf537c8d9484d49d91920d391e33d1c7b2b30e8d4c5aa78884d9429e32665b28", kill_on_drop: false }`
[INFO] [stdout] cf537c8d9484d49d91920d391e33d1c7b2b30e8d4c5aa78884d9429e32665b28