[INFO] fetching crate sdp8xx 0.2.0...
[INFO] checking sdp8xx-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate sdp8xx 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate sdp8xx 0.2.0
[INFO] finished tweaking crates.io crate sdp8xx 0.2.0
[INFO] tweaked toml for crates.io crate sdp8xx 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sdp8xx 0.2.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 60 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding embedded-hal-mock v0.8.0 (available: v0.11.1)
[INFO] [stderr]       Adding linux-embedded-hal v0.3.2 (available: v0.4.1)
[INFO] [stderr]       Adding sensirion-i2c v0.1.1 (available: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e438e8a2d8142709a7b7b1edb0e52a0f95f6e507970939e305d6f4ff8731e5f
[INFO] running `Command { std: "docker" "start" "-a" "6e438e8a2d8142709a7b7b1edb0e52a0f95f6e507970939e305d6f4ff8731e5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e438e8a2d8142709a7b7b1edb0e52a0f95f6e507970939e305d6f4ff8731e5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e438e8a2d8142709a7b7b1edb0e52a0f95f6e507970939e305d6f4ff8731e5f", kill_on_drop: false }`
[INFO] [stdout] 6e438e8a2d8142709a7b7b1edb0e52a0f95f6e507970939e305d6f4ff8731e5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6df507f37ece700c271fa330558f030e448c4ac52bd5c438193c05756cc2589
[INFO] running `Command { std: "docker" "start" "-a" "c6df507f37ece700c271fa330558f030e448c4ac52bd5c438193c05756cc2589", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking sensirion-i2c v0.1.1
[INFO] [stderr]     Checking embedded-hal-mock v0.8.0
[INFO] [stderr]     Checking sdp8xx v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub use crate::product_info::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^ the name `Error` in the type namespace is first re-exported here
[INFO] [stdout] 82 | pub use crate::sample::*;
[INFO] [stdout]    |         ---------------- but the name `Error` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<product_info::ProductIdentifier, Infallible>
[INFO] [stdout]    --> src/lib.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |         ProductIdentifier::try_from(buf).map_err(|_| SdpError::CrcError)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sdp8xx` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c6df507f37ece700c271fa330558f030e448c4ac52bd5c438193c05756cc2589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6df507f37ece700c271fa330558f030e448c4ac52bd5c438193c05756cc2589", kill_on_drop: false }`
[INFO] [stdout] c6df507f37ece700c271fa330558f030e448c4ac52bd5c438193c05756cc2589
