[INFO] fetching crate sanakirja-core-async 0.0.2...
[INFO] checking sanakirja-core-async-0.0.2 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate sanakirja-core-async 0.0.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sanakirja-core-async 0.0.2
[INFO] finished tweaking crates.io crate sanakirja-core-async 0.0.2
[INFO] tweaked toml for crates.io crate sanakirja-core-async 0.0.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sanakirja-core-async 0.0.2 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sanakirja-core-async 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a91dfc453ef4a19fa77d183977316569e9edde3917be7a4a6c99b14580eaadf
[INFO] running `Command { std: "docker" "start" "-a" "6a91dfc453ef4a19fa77d183977316569e9edde3917be7a4a6c99b14580eaadf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a91dfc453ef4a19fa77d183977316569e9edde3917be7a4a6c99b14580eaadf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a91dfc453ef4a19fa77d183977316569e9edde3917be7a4a6c99b14580eaadf", kill_on_drop: false }`
[INFO] [stdout] 6a91dfc453ef4a19fa77d183977316569e9edde3917be7a4a6c99b14580eaadf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fa1628ec0f744f2bf8a292bef59e2341ab427069f39c6611e5b7c195c69bffb
[INFO] running `Command { std: "docker" "start" "-a" "9fa1628ec0f744f2bf8a292bef59e2341ab427069f39c6611e5b7c195c69bffb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking sanakirja-core-async v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `PageIterator` is never constructed
[INFO] [stdout]    --> src/btree/mod.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub struct PageIterator<'a, T: LoadPage, K: ?Sized, V: ?Sized, P: BTreePage<K, V>> {
[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_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:247:20
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn as_page(&self) -> Page {
[INFO] [stdout]     |                    ^^^^^     ^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn as_page(&self) -> Page<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `PageIterator` is never constructed
[INFO] [stdout]    --> src/btree/mod.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub struct PageIterator<'a, T: LoadPage, K: ?Sized, V: ?Sized, P: BTreePage<K, V>> {
[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_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:247:20
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn as_page(&self) -> Page {
[INFO] [stdout]     |                    ^^^^^     ^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn as_page(&self) -> Page<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sanakirja-core-async` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `sanakirja-core-async` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "9fa1628ec0f744f2bf8a292bef59e2341ab427069f39c6611e5b7c195c69bffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa1628ec0f744f2bf8a292bef59e2341ab427069f39c6611e5b7c195c69bffb", kill_on_drop: false }`
[INFO] [stdout] 9fa1628ec0f744f2bf8a292bef59e2341ab427069f39c6611e5b7c195c69bffb
