[INFO] cloning repository https://github.com/AtsukiTak/atom-macho
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AtsukiTak/atom-macho" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Fatom-macho", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Fatom-macho'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7851742caf097ae336ba94d74ef8cc5a5c25c6e
[INFO] checking AtsukiTak/atom-macho against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Fatom-macho" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AtsukiTak/atom-macho on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AtsukiTak/atom-macho
[INFO] finished tweaking git repo https://github.com/AtsukiTak/atom-macho
[INFO] tweaked toml for git repo https://github.com/AtsukiTak/atom-macho written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AtsukiTak/atom-macho already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mini-internal v0.1.24
[INFO] [stderr]   Downloaded quote v1.0.17
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.79
[INFO] [stderr]   Downloaded time-macros-impl v0.1.2
[INFO] [stderr]   Downloaded time-macros v0.1.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.19
[INFO] [stderr]   Downloaded miniserde v0.1.24
[INFO] [stderr]   Downloaded os_str_bytes v6.0.0
[INFO] [stderr]   Downloaded base-x v0.2.8
[INFO] [stderr]   Downloaded clap_derive v3.1.7
[INFO] [stderr]   Downloaded indexmap v1.8.1
[INFO] [stderr]   Downloaded backtrace v0.3.64
[INFO] [stderr]   Downloaded clap v3.1.8
[INFO] [stderr]   Downloaded object v0.27.1
[INFO] [stderr]   Downloaded libc v0.2.121
[INFO] [stderr]   Downloaded gimli v0.26.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.79
[INFO] [stderr]   Downloaded mach_object v0.1.15
[INFO] [stderr]   Downloaded time v0.2.27
[INFO] [stderr]   Downloaded syn v1.0.90
[INFO] [stderr]   Downloaded textwrap v0.15.0
[INFO] [stderr]   Downloaded miniz_oxide v0.4.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.79
[INFO] [stderr]   Downloaded standback v0.2.17
[INFO] [stderr]   Downloaded const_fn v0.4.9
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.79
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.79
[INFO] [stderr]   Downloaded uuid v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a11c6e19e90ffcb6cbc11c2ac1b0bd816b10b9371744b094519cce02c10a5dca
[INFO] running `Command { std: "docker" "start" "-a" "a11c6e19e90ffcb6cbc11c2ac1b0bd816b10b9371744b094519cce02c10a5dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a11c6e19e90ffcb6cbc11c2ac1b0bd816b10b9371744b094519cce02c10a5dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11c6e19e90ffcb6cbc11c2ac1b0bd816b10b9371744b094519cce02c10a5dca", kill_on_drop: false }`
[INFO] [stdout] a11c6e19e90ffcb6cbc11c2ac1b0bd816b10b9371744b094519cce02c10a5dca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4917d5c1ebcd8ef09a7615b9dc7884bd99dd6649638165196fb423c0ed31e892
[INFO] running `Command { std: "docker" "start" "-a" "4917d5c1ebcd8ef09a7615b9dc7884bd99dd6649638165196fb423c0ed31e892", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling mini-internal v0.1.24
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking miniserde v0.1.24
[INFO] [stderr]     Checking atom-macho v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking mach_object v0.1.15
[INFO] [stderr]     Checking clap v3.1.8
[INFO] [stderr]     Checking readmacho v0.1.0 (/opt/rustwide/workdir/readmacho)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> readmacho/src/hex.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl<T> Hex<T> {
[INFO] [stdout]   | -------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn new(item: T) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MachO` is never constructed
[INFO] [stdout]  --> readmacho/src/macho.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct MachO {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MachO` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_macho` is never used
[INFO] [stdout]   --> readmacho/src/macho.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn read_macho<T>(buf: &mut T) -> MachO
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> readmacho/src/hex.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl<T> Hex<T> {
[INFO] [stdout]   | -------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn new(item: T) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MachO` is never constructed
[INFO] [stdout]  --> readmacho/src/macho.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct MachO {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MachO` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_macho` is never used
[INFO] [stdout]   --> readmacho/src/macho.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn read_macho<T>(buf: &mut T) -> MachO
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.36s
[INFO] running `Command { std: "docker" "inspect" "4917d5c1ebcd8ef09a7615b9dc7884bd99dd6649638165196fb423c0ed31e892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4917d5c1ebcd8ef09a7615b9dc7884bd99dd6649638165196fb423c0ed31e892", kill_on_drop: false }`
[INFO] [stdout] 4917d5c1ebcd8ef09a7615b9dc7884bd99dd6649638165196fb423c0ed31e892