[INFO] fetching crate adb-rs 0.1.3...
[INFO] checking adb-rs-0.1.3 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate adb-rs 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate adb-rs 0.1.3 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate adb-rs 0.1.3
[INFO] finished tweaking crates.io crate adb-rs 0.1.3
[INFO] tweaked toml for crates.io crate adb-rs 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 841bbc7d1b911c1c2c57c6e077b7b70913009e7ca9d7a56b86287cd4f20e87e6
[INFO] running `Command { std: "docker" "start" "-a" "841bbc7d1b911c1c2c57c6e077b7b70913009e7ca9d7a56b86287cd4f20e87e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "841bbc7d1b911c1c2c57c6e077b7b70913009e7ca9d7a56b86287cd4f20e87e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "841bbc7d1b911c1c2c57c6e077b7b70913009e7ca9d7a56b86287cd4f20e87e6", kill_on_drop: false }`
[INFO] [stdout] 841bbc7d1b911c1c2c57c6e077b7b70913009e7ca9d7a56b86287cd4f20e87e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f6b00b24d78897f368b26d51d27aa69f589a43613d4d5e3fb90041a08e4e9d4
[INFO] running `Command { std: "docker" "start" "-a" "1f6b00b24d78897f368b26d51d27aa69f589a43613d4d5e3fb90041a08e4e9d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking pretty-hex v0.1.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking adb-rs v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `local_id` and `remote_id` are never read
[INFO] [stdout]    --> src/client.rs:272:3
[INFO] [stdout]     |
[INFO] [stdout] 271 | struct StreamContext {
[INFO] [stdout]     |        ------------- fields in this struct
[INFO] [stdout] 272 |   local_id: u32,
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 273 |   remote_id: u32,
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StreamContext` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `system_identity`, `device_system_identity`, and `device_version` are never read
[INFO] [stdout]    --> src/client.rs:280:3
[INFO] [stdout]     |
[INFO] [stdout] 279 | pub struct AdbConnection {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 280 |   system_identity: String,
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 281 |   device_system_identity: String,
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 282 |   device_version: u32,
[INFO] [stdout]     |   ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AdbConnection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `local_id` and `remote_id` are never read
[INFO] [stdout]    --> src/client.rs:272:3
[INFO] [stdout]     |
[INFO] [stdout] 271 | struct StreamContext {
[INFO] [stdout]     |        ------------- fields in this struct
[INFO] [stdout] 272 |   local_id: u32,
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 273 |   remote_id: u32,
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `StreamContext` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `system_identity`, `device_system_identity`, and `device_version` are never read
[INFO] [stdout]    --> src/client.rs:280:3
[INFO] [stdout]     |
[INFO] [stdout] 279 | pub struct AdbConnection {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 280 |   system_identity: String,
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 281 |   device_system_identity: String,
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 282 |   device_version: u32,
[INFO] [stdout]     |   ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AdbConnection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/client.rs:296:5
[INFO] [stdout]     |
[INFO] [stdout] 296 |     ::std::mem::replace(&mut self.conn_writer_s, conn_writer_s);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 296 |     let _ = ::std::mem::replace(&mut self.conn_writer_s, conn_writer_s);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/client.rs:296:5
[INFO] [stdout]     |
[INFO] [stdout] 296 |     ::std::mem::replace(&mut self.conn_writer_s, conn_writer_s);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 296 |     let _ = ::std::mem::replace(&mut self.conn_writer_s, conn_writer_s);
[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 [unoptimized + debuginfo] target(s) in 3.72s
[INFO] running `Command { std: "docker" "inspect" "1f6b00b24d78897f368b26d51d27aa69f589a43613d4d5e3fb90041a08e4e9d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f6b00b24d78897f368b26d51d27aa69f589a43613d4d5e3fb90041a08e4e9d4", kill_on_drop: false }`
[INFO] [stdout] 1f6b00b24d78897f368b26d51d27aa69f589a43613d4d5e3fb90041a08e4e9d4
