[INFO] crate from_remote_derive 0.2.2 is already in cache [INFO] checking from_remote_derive-0.2.2 against try#a243773eaf3fedcd203f10ae4579e4f106bf7ccd for pr-68325 [INFO] extracting crate from_remote_derive 0.2.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate from_remote_derive 0.2.2 on toolchain a243773eaf3fedcd203f10ae4579e4f106bf7ccd [INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate from_remote_derive 0.2.2 [INFO] finished tweaking crates.io crate from_remote_derive 0.2.2 [INFO] tweaked toml for crates.io crate from_remote_derive 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate from_remote_derive 0.2.2 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0c7db0dffc7cc9217c46c74c533dd236b8904f3a0e0611e5974b1ebdd9797ba2 [INFO] running `"docker" "start" "-a" "0c7db0dffc7cc9217c46c74c533dd236b8904f3a0e0611e5974b1ebdd9797ba2"` [INFO] [stderr] Checking from_remote_derive v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: field is never read: `bar` [INFO] [stderr] --> examples/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | bar: BTreeMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `fizz` [INFO] [stderr] --> examples/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | fizz: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `x` [INFO] [stderr] --> examples/main.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | x: u16, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `y` [INFO] [stderr] --> examples/main.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | y: u32, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `A` [INFO] [stderr] --> examples/main.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | A(u64, Option), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `B` [INFO] [stderr] --> examples/main.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | B(HashMap), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `C` [INFO] [stderr] --> examples/main.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | C(Bar), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `D` [INFO] [stderr] --> examples/main.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | / D { [INFO] [stderr] 39 | | x: u16, [INFO] [stderr] 40 | | y: u32, [INFO] [stderr] 41 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.13s [INFO] running `"docker" "inspect" "0c7db0dffc7cc9217c46c74c533dd236b8904f3a0e0611e5974b1ebdd9797ba2"` [INFO] running `"docker" "rm" "-f" "0c7db0dffc7cc9217c46c74c533dd236b8904f3a0e0611e5974b1ebdd9797ba2"` [INFO] [stdout] 0c7db0dffc7cc9217c46c74c533dd236b8904f3a0e0611e5974b1ebdd9797ba2