[INFO] fetching crate rust-adb 0.1.0...
[INFO] checking rust-adb-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate rust-adb 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rust-adb 0.1.0
[INFO] finished tweaking crates.io crate rust-adb 0.1.0
[INFO] tweaked toml for crates.io crate rust-adb 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-adb 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 874bdceb8a21ec22b7892601cb37e4f418bb0ed87b9649224e7160604d1a1c3e
[INFO] running `Command { std: "docker" "start" "-a" "874bdceb8a21ec22b7892601cb37e4f418bb0ed87b9649224e7160604d1a1c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "874bdceb8a21ec22b7892601cb37e4f418bb0ed87b9649224e7160604d1a1c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874bdceb8a21ec22b7892601cb37e4f418bb0ed87b9649224e7160604d1a1c3e", kill_on_drop: false }`
[INFO] [stdout] 874bdceb8a21ec22b7892601cb37e4f418bb0ed87b9649224e7160604d1a1c3e
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e29ff3b60dfa7c50c43dc7c550e5922a9030d2556c1f422830f35fe0fb3bc93a
[INFO] running `Command { std: "docker" "start" "-a" "e29ff3b60dfa7c50c43dc7c550e5922a9030d2556c1f422830f35fe0fb3bc93a", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-adb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `length` is never read
[INFO] [stdout]   --> src/adb_device/mod.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct SyncDeviceProtocol {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 32 |     pub length: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DeviceRebootCommand` is never constructed
[INFO] [stdout]  --> src/adb_device/device_reboot.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DeviceRebootCommand {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DeviceRemountCommand` is never constructed
[INFO] [stdout]  --> src/adb_device/device_remount.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DeviceRemountCommand {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DeviceRootCommand` is never constructed
[INFO] [stdout]  --> src/adb_device/device_root.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DeviceRootCommand {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `length` is never read
[INFO] [stdout]   --> src/adb_host/mod.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct SyncHostResponse {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 27 |     pub length: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SyncHostResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HostDevicePathCommand` is never constructed
[INFO] [stdout]  --> src/adb_host/host_device_path.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct HostDevicePathCommand {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HostDeviceStatusCommand` is never constructed
[INFO] [stdout]  --> src/adb_host/host_device_status.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct HostDeviceStatusCommand {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `length` is never read
[INFO] [stdout]   --> src/adb_device/mod.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct SyncDeviceProtocol {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 32 |     pub length: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DeviceRebootCommand` is never constructed
[INFO] [stdout]  --> src/adb_device/device_reboot.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DeviceRebootCommand {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DeviceRemountCommand` is never constructed
[INFO] [stdout]  --> src/adb_device/device_remount.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DeviceRemountCommand {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DeviceRootCommand` is never constructed
[INFO] [stdout]  --> src/adb_device/device_root.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct DeviceRootCommand {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `length` is never read
[INFO] [stdout]   --> src/adb_host/mod.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct SyncHostResponse {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 27 |     pub length: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SyncHostResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HostDevicePathCommand` is never constructed
[INFO] [stdout]  --> src/adb_host/host_device_path.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct HostDevicePathCommand {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HostDeviceStatusCommand` is never constructed
[INFO] [stdout]  --> src/adb_host/host_device_status.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct HostDeviceStatusCommand {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "e29ff3b60dfa7c50c43dc7c550e5922a9030d2556c1f422830f35fe0fb3bc93a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e29ff3b60dfa7c50c43dc7c550e5922a9030d2556c1f422830f35fe0fb3bc93a", kill_on_drop: false }`
[INFO] [stdout] e29ff3b60dfa7c50c43dc7c550e5922a9030d2556c1f422830f35fe0fb3bc93a