[INFO] fetching crate cell 0.1.8...
[INFO] checking cell-0.1.8 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate cell 0.1.8 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate cell 0.1.8 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cell 0.1.8
[INFO] finished tweaking crates.io crate cell 0.1.8
[INFO] tweaked toml for crates.io crate cell 0.1.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "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" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 688fdd7f280fdfbd1b887858db6697bfd1ab34e620d8061eca3fcaf3e08091f9
[INFO] running `Command { std: "docker" "start" "-a" "688fdd7f280fdfbd1b887858db6697bfd1ab34e620d8061eca3fcaf3e08091f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "688fdd7f280fdfbd1b887858db6697bfd1ab34e620d8061eca3fcaf3e08091f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688fdd7f280fdfbd1b887858db6697bfd1ab34e620d8061eca3fcaf3e08091f9", kill_on_drop: false }`
[INFO] [stdout] 688fdd7f280fdfbd1b887858db6697bfd1ab34e620d8061eca3fcaf3e08091f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83d7fc37bdd1f873567653b04df104822bc4d42ba291663d31528b2b2fb85643
[INFO] running `Command { std: "docker" "start" "-a" "83d7fc37bdd1f873567653b04df104822bc4d42ba291663d31528b2b2fb85643", kill_on_drop: false }`
[INFO] [stderr]     Checking cell v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> tests/cell.rs:326:53
[INFO] [stdout]     |
[INFO] [stdout] 326 |     fn iter<'t, 's: 't>(&'s self) -> RefVal<'t, Iter<String>> {
[INFO] [stdout]     |                 -- lifetime `'s` declared here      ^ this elided lifetime gets resolved as `'s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `val` is never read
[INFO] [stdout]    --> tests/cell.rs:367:3
[INFO] [stdout]     |
[INFO] [stdout] 366 | struct Val {
[INFO] [stdout]     |        --- field in this struct
[INFO] [stdout] 367 |   val: u64,
[INFO] [stdout]     |   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Val` 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "83d7fc37bdd1f873567653b04df104822bc4d42ba291663d31528b2b2fb85643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83d7fc37bdd1f873567653b04df104822bc4d42ba291663d31528b2b2fb85643", kill_on_drop: false }`
[INFO] [stdout] 83d7fc37bdd1f873567653b04df104822bc4d42ba291663d31528b2b2fb85643