[INFO] fetching crate pollen 0.1.1...
[INFO] building pollen-0.1.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate pollen 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate pollen 0.1.1
[INFO] finished tweaking crates.io crate pollen 0.1.1
[INFO] tweaked toml for crates.io crate pollen 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pollen 0.1.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pollen-sys v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0bf0cb66ecc0c3bda9c714fc9dd277938dd278e6ced46b7a7195cb10dde6d84
[INFO] running `Command { std: "docker" "start" "-a" "f0bf0cb66ecc0c3bda9c714fc9dd277938dd278e6ced46b7a7195cb10dde6d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0bf0cb66ecc0c3bda9c714fc9dd277938dd278e6ced46b7a7195cb10dde6d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0bf0cb66ecc0c3bda9c714fc9dd277938dd278e6ced46b7a7195cb10dde6d84", kill_on_drop: false }`
[INFO] [stdout] f0bf0cb66ecc0c3bda9c714fc9dd277938dd278e6ced46b7a7195cb10dde6d84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70b6c14b104b2d0c7fa50a66f0c8a6e873fa10296ba34d157d30a32c324ee3cf
[INFO] running `Command { std: "docker" "start" "-a" "70b6c14b104b2d0c7fa50a66f0c8a6e873fa10296ba34d157d30a32c324ee3cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling pollen-sys v0.1.0
[INFO] [stderr]    Compiling pollen v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `ptr` and `length` are never read
[INFO] [stdout]   --> src/lib.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub struct String {
[INFO] [stdout]    |                ------ fields in this struct
[INFO] [stdout] 78 |         ptr: *mut u8,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 79 |         length: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[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 0.16s
[INFO] running `Command { std: "docker" "inspect" "70b6c14b104b2d0c7fa50a66f0c8a6e873fa10296ba34d157d30a32c324ee3cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70b6c14b104b2d0c7fa50a66f0c8a6e873fa10296ba34d157d30a32c324ee3cf", kill_on_drop: false }`
[INFO] [stdout] 70b6c14b104b2d0c7fa50a66f0c8a6e873fa10296ba34d157d30a32c324ee3cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49afb0dce73d945ca041c7380c1356ee73d638659c7cafe6ce783aa5e3358206
[INFO] running `Command { std: "docker" "start" "-a" "49afb0dce73d945ca041c7380c1356ee73d638659c7cafe6ce783aa5e3358206", kill_on_drop: false }`
[INFO] [stderr]    Compiling pollen v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `ptr` and `length` are never read
[INFO] [stdout]   --> src/lib.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub struct String {
[INFO] [stdout]    |                ------ fields in this struct
[INFO] [stdout] 78 |         ptr: *mut u8,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 79 |         length: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ptr` and `length` are never read
[INFO] [stdout]   --> src/lib.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub struct String {
[INFO] [stdout]    |                ------ fields in this struct
[INFO] [stdout] 78 |         ptr: *mut u8,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 79 |         length: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[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 0.86s
[INFO] running `Command { std: "docker" "inspect" "49afb0dce73d945ca041c7380c1356ee73d638659c7cafe6ce783aa5e3358206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49afb0dce73d945ca041c7380c1356ee73d638659c7cafe6ce783aa5e3358206", kill_on_drop: false }`
[INFO] [stdout] 49afb0dce73d945ca041c7380c1356ee73d638659c7cafe6ce783aa5e3358206