[INFO] crate address-cmp 0.2.1 is already in cache
[INFO] checking address-cmp-0.2.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate address-cmp 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate address-cmp 0.2.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate address-cmp 0.2.1
[INFO] finished tweaking crates.io crate address-cmp 0.2.1
[INFO] tweaked toml for crates.io crate address-cmp 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69a7c533338fc2e8056450eacfd9d263e01a9ebe66327e918e8a6baf046fb1b6
[INFO] running `Command { std: "docker" "start" "-a" "69a7c533338fc2e8056450eacfd9d263e01a9ebe66327e918e8a6baf046fb1b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69a7c533338fc2e8056450eacfd9d263e01a9ebe66327e918e8a6baf046fb1b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a7c533338fc2e8056450eacfd9d263e01a9ebe66327e918e8a6baf046fb1b6", kill_on_drop: false }`
[INFO] [stdout] 69a7c533338fc2e8056450eacfd9d263e01a9ebe66327e918e8a6baf046fb1b6
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21affbed988ea338c898f535435d2dc4e26022806d9aa1ea22556718d83721cd
[INFO] running `Command { std: "docker" "start" "-a" "21affbed988ea338c898f535435d2dc4e26022806d9aa1ea22556718d83721cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.9
[INFO] [stderr]     Checking address-cmp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `a` is never read
[INFO] [stdout]   --> tests/struct.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 9  |     struct A {
[INFO] [stdout]    |            - field in this struct
[INFO] [stdout] 10 |         pub a: u8,
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `A` has a derived impl for the trait `Debug`, 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 `a` is never read
[INFO] [stdout]   --> tests/struct.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |     struct A<'a> {
[INFO] [stdout]    |            - field in this struct
[INFO] [stdout] 22 |         pub a: &'a u8,
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `A` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a` is never read
[INFO] [stdout]   --> tests/struct.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |     struct A {
[INFO] [stdout]    |            - field in this struct
[INFO] [stdout] 45 |         pub a: u8,
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `A` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a` is never read
[INFO] [stdout]   --> tests/struct.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     struct A<'a> {
[INFO] [stdout]    |            - field in this struct
[INFO] [stdout] 58 |         pub a: &'a u8,
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `A` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a` is never read
[INFO] [stdout]   --> tests/struct.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |     struct A {
[INFO] [stdout]    |            - field in this struct
[INFO] [stdout] 84 |         pub a: u8,
[INFO] [stdout]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a` is never read
[INFO] [stdout]   --> tests/struct.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |     struct A {
[INFO] [stdout]    |            - field in this struct
[INFO] [stdout] 98 |         pub a: u8,
[INFO] [stdout]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a` is never read
[INFO] [stdout]    --> tests/struct.rs:138:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |     struct A {
[INFO] [stdout]     |            - field in this struct
[INFO] [stdout] 138 |         pub a: u8,
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a` is never read
[INFO] [stdout]    --> tests/struct.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 165 |     struct A {
[INFO] [stdout]     |            - field in this struct
[INFO] [stdout] 166 |         pub a: u8,
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `Command { std: "docker" "inspect" "21affbed988ea338c898f535435d2dc4e26022806d9aa1ea22556718d83721cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21affbed988ea338c898f535435d2dc4e26022806d9aa1ea22556718d83721cd", kill_on_drop: false }`
[INFO] [stdout] 21affbed988ea338c898f535435d2dc4e26022806d9aa1ea22556718d83721cd
