[INFO] fetching crate rusty_chain 0.1.18...
[INFO] checking rusty_chain-0.1.18 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate rusty_chain 0.1.18 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rusty_chain 0.1.18 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusty_chain 0.1.18
[INFO] finished tweaking crates.io crate rusty_chain 0.1.18
[INFO] tweaked toml for crates.io crate rusty_chain 0.1.18 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate rusty_chain 0.1.18 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e67affb735a20252aad4cfcd02c342651bca4aeebb72d22b2e64eb8bddd83122
[INFO] running `Command { std: "docker" "start" "-a" "e67affb735a20252aad4cfcd02c342651bca4aeebb72d22b2e64eb8bddd83122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e67affb735a20252aad4cfcd02c342651bca4aeebb72d22b2e64eb8bddd83122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e67affb735a20252aad4cfcd02c342651bca4aeebb72d22b2e64eb8bddd83122", kill_on_drop: false }`
[INFO] [stdout] e67affb735a20252aad4cfcd02c342651bca4aeebb72d22b2e64eb8bddd83122
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59ffdf5eb4f9097e1492567b09d7346fa70acb09e4473a9ae2aaf139aa88ce09
[INFO] running `Command { std: "docker" "start" "-a" "59ffdf5eb4f9097e1492567b09d7346fa70acb09e4473a9ae2aaf139aa88ce09", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling paste v1.0.13
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]    Compiling async-trait v0.1.71
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking dashmap v5.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking rusty_chain v0.1.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `parent_id`, `name`, and `children_image_bytes` are never read
[INFO] [stdout]   --> examples/mapper.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub struct ParentModel {
[INFO] [stdout]    |                ----------- fields in this struct
[INFO] [stdout] 54 |         pub parent_id: i32,
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout] 55 |         pub name: String,
[INFO] [stdout]    |             ^^^^
[INFO] [stdout] 56 |         pub children_image_bytes: Vec<Vec<u8>>
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParentModel` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.02s
[INFO] running `Command { std: "docker" "inspect" "59ffdf5eb4f9097e1492567b09d7346fa70acb09e4473a9ae2aaf139aa88ce09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ffdf5eb4f9097e1492567b09d7346fa70acb09e4473a9ae2aaf139aa88ce09", kill_on_drop: false }`
[INFO] [stdout] 59ffdf5eb4f9097e1492567b09d7346fa70acb09e4473a9ae2aaf139aa88ce09