[INFO] fetching crate trie_map 0.2.0...
[INFO] building trie_map-0.2.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate trie_map 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate trie_map 0.2.0
[INFO] finished tweaking crates.io crate trie_map 0.2.0
[INFO] tweaked toml for crates.io crate trie_map 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate trie_map 0.2.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f96091f6412238441de164d1e168b03047748743c6bac0c01bb32ed85103a57
[INFO] running `Command { std: "docker" "start" "-a" "5f96091f6412238441de164d1e168b03047748743c6bac0c01bb32ed85103a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f96091f6412238441de164d1e168b03047748743c6bac0c01bb32ed85103a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f96091f6412238441de164d1e168b03047748743c6bac0c01bb32ed85103a57", kill_on_drop: false }`
[INFO] [stdout] 5f96091f6412238441de164d1e168b03047748743c6bac0c01bb32ed85103a57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ff4a6306178075befc0d68a246fd6aefb6a57372073cdc6d2e997e9ee0bfbe3
[INFO] running `Command { std: "docker" "start" "-a" "8ff4a6306178075befc0d68a246fd6aefb6a57372073cdc6d2e997e9ee0bfbe3", kill_on_drop: false }`
[INFO] [stderr]    Compiling trie_map v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `RandomState`, `Vacant`, and `ptr::NonNull`
[INFO] [stdout]   --> src/lib.rs:7:31
[INFO] [stdout]    |
[INFO] [stdout]  7 |             Entry::{Occupied, Vacant},
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout]  8 |             RandomState,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     ptr::NonNull,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prefix` and `value` are never read
[INFO] [stdout]    --> src/lib.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub struct IterItem<'a, K: 'a, V: 'a> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 266 |     prefix: Vec<&'a K>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 267 |     value: &'a V,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IterItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "8ff4a6306178075befc0d68a246fd6aefb6a57372073cdc6d2e997e9ee0bfbe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff4a6306178075befc0d68a246fd6aefb6a57372073cdc6d2e997e9ee0bfbe3", kill_on_drop: false }`
[INFO] [stdout] 8ff4a6306178075befc0d68a246fd6aefb6a57372073cdc6d2e997e9ee0bfbe3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68d61dc7fdd334759266a0eec57b1394b7446a4ce9d1bfdc78237ecc4741133a
[INFO] running `Command { std: "docker" "start" "-a" "68d61dc7fdd334759266a0eec57b1394b7446a4ce9d1bfdc78237ecc4741133a", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `RandomState`, `Vacant`, and `ptr::NonNull`
[INFO] [stdout]   --> src/lib.rs:7:31
[INFO] [stdout]    |
[INFO] [stdout]  7 |             Entry::{Occupied, Vacant},
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout]  8 |             RandomState,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     ptr::NonNull,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling trie_map v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `prefix` and `value` are never read
[INFO] [stdout]    --> src/lib.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub struct IterItem<'a, K: 'a, V: 'a> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 266 |     prefix: Vec<&'a K>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 267 |     value: &'a V,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IterItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RandomState`, `Vacant`, and `ptr::NonNull`
[INFO] [stdout]   --> src/lib.rs:7:31
[INFO] [stdout]    |
[INFO] [stdout]  7 |             Entry::{Occupied, Vacant},
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout]  8 |             RandomState,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     ptr::NonNull,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prefix` and `value` are never read
[INFO] [stdout]    --> src/lib.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub struct IterItem<'a, K: 'a, V: 'a> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 266 |     prefix: Vec<&'a K>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 267 |     value: &'a V,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IterItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "68d61dc7fdd334759266a0eec57b1394b7446a4ce9d1bfdc78237ecc4741133a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68d61dc7fdd334759266a0eec57b1394b7446a4ce9d1bfdc78237ecc4741133a", kill_on_drop: false }`
[INFO] [stdout] 68d61dc7fdd334759266a0eec57b1394b7446a4ce9d1bfdc78237ecc4741133a