[INFO] fetching crate address-cmp 0.2.1...
[INFO] checking address-cmp-0.2.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate address-cmp 0.2.1 into /workspace/builds/worker-2-tc1/source
[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-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate address-cmp 0.2.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 358d9fd8febff046717d30da358ce29aecdb76d45305e69dd6bd02f2c7730978
[INFO] running `Command { std: "docker" "start" "-a" "358d9fd8febff046717d30da358ce29aecdb76d45305e69dd6bd02f2c7730978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "358d9fd8febff046717d30da358ce29aecdb76d45305e69dd6bd02f2c7730978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "358d9fd8febff046717d30da358ce29aecdb76d45305e69dd6bd02f2c7730978", kill_on_drop: false }`
[INFO] [stdout] 358d9fd8febff046717d30da358ce29aecdb76d45305e69dd6bd02f2c7730978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3a5511fd30f432e7b91e9f0400c4053f5eef9941fcef332bd6c7796eebdd091
[INFO] running `Command { std: "docker" "start" "-a" "c3a5511fd30f432e7b91e9f0400c4053f5eef9941fcef332bd6c7796eebdd091", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking address-cmp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> tests/enum.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |     assert!((a <= a));
[INFO] [stdout]    |             ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -     assert!((a <= a));
[INFO] [stdout] 71 +     assert!( a <= a);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> tests/enum.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |     assert!((a >= a));
[INFO] [stdout]    |             ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 72 -     assert!((a >= a));
[INFO] [stdout] 72 +     assert!( a >= a);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> tests/struct.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |     assert!((a <= a));
[INFO] [stdout]     |             ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 145 -     assert!((a <= a));
[INFO] [stdout] 145 +     assert!( a <= a);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> tests/struct.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |     assert!((a >= a));
[INFO] [stdout]     |             ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 146 -     assert!((a >= a));
[INFO] [stdout] 146 +     assert!( a >= a);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> tests/struct.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |     assert!((a <= a));
[INFO] [stdout]     |             ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 158 -     assert!((a <= a));
[INFO] [stdout] 158 +     assert!( a <= a);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> tests/struct.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |     assert!((a >= a));
[INFO] [stdout]     |             ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 159 -     assert!((a >= a));
[INFO] [stdout] 159 +     assert!( a >= a);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.55s
[INFO] running `Command { std: "docker" "inspect" "c3a5511fd30f432e7b91e9f0400c4053f5eef9941fcef332bd6c7796eebdd091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3a5511fd30f432e7b91e9f0400c4053f5eef9941fcef332bd6c7796eebdd091", kill_on_drop: false }`
[INFO] [stdout] c3a5511fd30f432e7b91e9f0400c4053f5eef9941fcef332bd6c7796eebdd091