[INFO] fetching crate address-cmp 0.2.1...
[INFO] checking address-cmp-0.2.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate address-cmp 0.2.1 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate address-cmp 0.2.1 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-112/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 465473f3261d41dfdbe68bd9abb01ccb5b27445127ff7365c55a89a7290ab75c
[INFO] running `Command { std: "docker" "start" "-a" "465473f3261d41dfdbe68bd9abb01ccb5b27445127ff7365c55a89a7290ab75c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "465473f3261d41dfdbe68bd9abb01ccb5b27445127ff7365c55a89a7290ab75c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465473f3261d41dfdbe68bd9abb01ccb5b27445127ff7365c55a89a7290ab75c", kill_on_drop: false }`
[INFO] [stdout] 465473f3261d41dfdbe68bd9abb01ccb5b27445127ff7365c55a89a7290ab75c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0c938d1dacb9b40ca6a56fb0cf519253d8f8d297d198e7e337dab0c8723bcfe
[INFO] running `Command { std: "docker" "start" "-a" "f0c938d1dacb9b40ca6a56fb0cf519253d8f8d297d198e7e337dab0c8723bcfe", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking address-cmp v0.2.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/enum.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/util.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/struct.rs from 2018 edition to 2021
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]   --> tests/struct.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         pub a: u8,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]   --> tests/struct.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         pub a: u8,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]    --> tests/struct.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         pub a: u8,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]    --> tests/struct.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |         pub a: u8,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.20s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling address-cmp v0.2.1 (/tmp/fixit)
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]   --> tests/struct.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         pub a: u8,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]   --> tests/struct.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         pub a: u8,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]    --> tests/struct.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         pub a: u8,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]    --> tests/struct.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |         pub a: u8,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "f0c938d1dacb9b40ca6a56fb0cf519253d8f8d297d198e7e337dab0c8723bcfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0c938d1dacb9b40ca6a56fb0cf519253d8f8d297d198e7e337dab0c8723bcfe", kill_on_drop: false }`
[INFO] [stdout] f0c938d1dacb9b40ca6a56fb0cf519253d8f8d297d198e7e337dab0c8723bcfe