[INFO] fetching crate scroll 0.10.2...
[INFO] checking scroll-0.10.2 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate scroll 0.10.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate scroll 0.10.2 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scroll 0.10.2
[INFO] finished tweaking crates.io crate scroll 0.10.2
[INFO] tweaked toml for crates.io crate scroll 0.10.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate scroll 0.10.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.5.1
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded num_cpus v1.10.1
[INFO] [stderr]   Downloaded rayon v1.2.0
[INFO] [stderr]   Downloaded rayon-core v1.6.0
[INFO] [stderr]   Downloaded scroll_derive v0.10.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b8d38c5e048714fa19cf47fdffa5f664c9b00275f70b5900309179e3e16244b
[INFO] running `Command { std: "docker" "start" "-a" "0b8d38c5e048714fa19cf47fdffa5f664c9b00275f70b5900309179e3e16244b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b8d38c5e048714fa19cf47fdffa5f664c9b00275f70b5900309179e3e16244b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b8d38c5e048714fa19cf47fdffa5f664c9b00275f70b5900309179e3e16244b", kill_on_drop: false }`
[INFO] [stdout] 0b8d38c5e048714fa19cf47fdffa5f664c9b00275f70b5900309179e3e16244b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5cd2cca4c8f1fbe888abf53f318f5d73cc098bec6e8a9d0f3d3ac67fb97e1fc
[INFO] running `Command { std: "docker" "start" "-a" "f5cd2cca4c8f1fbe888abf53f318f5d73cc098bec6e8a9d0f3d3ac67fb97e1fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking scroll v0.10.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stdout] warning: lint `safe_packed_borrows` has been renamed to `unaligned_references`
[INFO] [stdout]  --> tests/api.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![deny(safe_packed_borrows)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^ help: use the new name: `unaligned_references`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/api.rs:270:5
[INFO] [stdout]     |
[INFO] [stdout] 270 |     &bytes[..].cwrite::<Bar>(bar, 0);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.18s
[INFO] running `Command { std: "docker" "inspect" "f5cd2cca4c8f1fbe888abf53f318f5d73cc098bec6e8a9d0f3d3ac67fb97e1fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5cd2cca4c8f1fbe888abf53f318f5d73cc098bec6e8a9d0f3d3ac67fb97e1fc", kill_on_drop: false }`
[INFO] [stdout] f5cd2cca4c8f1fbe888abf53f318f5d73cc098bec6e8a9d0f3d3ac67fb97e1fc