[INFO] fetching crate ht32f2xxxx 0.1.0...
[INFO] checking ht32f2xxxx-0.1.0 against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] extracting crate ht32f2xxxx 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate ht32f2xxxx 0.1.0
[INFO] finished tweaking crates.io crate ht32f2xxxx 0.1.0
[INFO] tweaked toml for crates.io crate ht32f2xxxx 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ht32f2xxxx 0.1.0 on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding bare-metal v0.2.5 (available: v1.0.0)
[INFO] [stderr]       Adding cortex-m v0.6.7 (available: v0.7.7)
[INFO] [stderr]       Adding cortex-m-rt v0.6.15 (available: v0.7.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94463cdfc4bcf8f00774a1ec77a2529b8638bf9dd31fbefbfc1e3e249f965d79
[INFO] running `Command { std: "docker" "start" "-a" "94463cdfc4bcf8f00774a1ec77a2529b8638bf9dd31fbefbfc1e3e249f965d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94463cdfc4bcf8f00774a1ec77a2529b8638bf9dd31fbefbfc1e3e249f965d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94463cdfc4bcf8f00774a1ec77a2529b8638bf9dd31fbefbfc1e3e249f965d79", kill_on_drop: false }`
[INFO] [stdout] 94463cdfc4bcf8f00774a1ec77a2529b8638bf9dd31fbefbfc1e3e249f965d79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a31c8cb77182172b59227e98e98d73570e6c84ede7cb699ae99307fa6351dbb2
[INFO] running `Command { std: "docker" "start" "-a" "a31c8cb77182172b59227e98e98d73570e6c84ede7cb699ae99307fa6351dbb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking typenum v1.20.0
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling ht32f2xxxx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking aligned v0.3.5
[INFO] [stderr] error: could not compile `ht32f2xxxx` (lib test) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `Reg` is never constructed
[INFO] [stdout]   --> src/generic.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Reg<U, REG> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `R` is never constructed
[INFO] [stdout]    --> src/generic.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub struct R<U, T> {
[INFO] [stdout]     |            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `W` is never constructed
[INFO] [stdout]    --> src/generic.rs:207:12
[INFO] [stdout]     |
[INFO] [stdout] 207 | pub struct W<U, REG> {
[INFO] [stdout]     |            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/generic.rs:162:19
[INFO] [stdout]     |
[INFO] [stdout] 156 | / impl<U, T> R<U, T>
[INFO] [stdout] 157 | | where
[INFO] [stdout] 158 | |     U: Copy
[INFO] [stdout]     | |___________- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 162 |       pub(crate) fn new(bits: U) -> Self {
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Reg` is never constructed
[INFO] [stdout]   --> src/generic.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Reg<U, REG> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ht32f2xxxx` (lib) due to 3 previous errors; 1 warning emitted
[INFO] [stdout] error: struct `R` is never constructed
[INFO] [stdout]    --> src/generic.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub struct R<U, T> {
[INFO] [stdout]     |            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `W` is never constructed
[INFO] [stdout]    --> src/generic.rs:207:12
[INFO] [stdout]     |
[INFO] [stdout] 207 | pub struct W<U, REG> {
[INFO] [stdout]     |            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/generic.rs:162:19
[INFO] [stdout]     |
[INFO] [stdout] 156 | / impl<U, T> R<U, T>
[INFO] [stdout] 157 | | where
[INFO] [stdout] 158 | |     U: Copy
[INFO] [stdout]     | |___________- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 162 |       pub(crate) fn new(bits: U) -> Self {
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a31c8cb77182172b59227e98e98d73570e6c84ede7cb699ae99307fa6351dbb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a31c8cb77182172b59227e98e98d73570e6c84ede7cb699ae99307fa6351dbb2", kill_on_drop: false }`
[INFO] [stdout] a31c8cb77182172b59227e98e98d73570e6c84ede7cb699ae99307fa6351dbb2
