[INFO] fetching crate canonical_host 0.5.0...
[INFO] checking canonical_host-0.5.0 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate canonical_host 0.5.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate canonical_host 0.5.0
[INFO] finished tweaking crates.io crate canonical_host 0.5.0
[INFO] tweaked toml for crates.io crate canonical_host 0.5.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate canonical_host 0.5.0 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 103 packages to latest compatible versions
[INFO] [stderr]       Adding canonical v0.5.3 (available: v0.7.1)
[INFO] [stderr]       Adding canonical_derive v0.5.0 (available: v0.7.0)
[INFO] [stderr]       Adding parking_lot v0.11.2 (available: v0.12.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02293685a132b09422ee1a44b64f0b9fcd8054d6ba3dc4c7b7d0eafa0f6d81a2
[INFO] running `Command { std: "docker" "start" "-a" "02293685a132b09422ee1a44b64f0b9fcd8054d6ba3dc4c7b7d0eafa0f6d81a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02293685a132b09422ee1a44b64f0b9fcd8054d6ba3dc4c7b7d0eafa0f6d81a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02293685a132b09422ee1a44b64f0b9fcd8054d6ba3dc4c7b7d0eafa0f6d81a2", kill_on_drop: false }`
[INFO] [stdout] 02293685a132b09422ee1a44b64f0b9fcd8054d6ba3dc4c7b7d0eafa0f6d81a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ce1d5d5fe4e99082e460f84922c19863391deaab78499dff63a9437f9ddbf6d
[INFO] running `Command { std: "docker" "start" "-a" "2ce1d5d5fe4e99082e460f84922c19863391deaab78499dff63a9437f9ddbf6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling derive_arbitrary v0.3.3
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking seahash v3.0.7
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling arbitrary v0.3.3
[INFO] [stderr]    Compiling blake2b_simd v0.3.1
[INFO] [stderr]     Checking appendix v0.2.2
[INFO] [stderr]     Checking canonical v0.5.3
[INFO] [stderr]    Compiling canonical_derive v0.5.0
[INFO] [stderr]     Checking canonical_host v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `tempfile::TempDir::into_path`: use TempDir::keep()
[INFO] [stdout]   --> src/disk_store.rs:36:18
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 .into_path(),
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MemSink` is never constructed
[INFO] [stdout]   --> src/mem_store.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct MemSink<S> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DiskSink` is never constructed
[INFO] [stdout]   --> src/disk_store.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | struct DiskSink<S> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/remote.rs:34:34
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn cast_mut<T: Canon<S>>(&mut self) -> Result<CastMut<T, S>, S::Error> {
[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] 34 |     pub fn cast_mut<T: Canon<S>>(&mut self) -> Result<CastMut<'_, T, S>, S::Error> {
[INFO] [stdout]    |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tempfile::TempDir::into_path`: use TempDir::keep()
[INFO] [stdout]   --> src/disk_store.rs:36:18
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 .into_path(),
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MemSink` is never constructed
[INFO] [stdout]   --> src/mem_store.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct MemSink<S> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DiskSink` is never constructed
[INFO] [stdout]   --> src/disk_store.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | struct DiskSink<S> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/remote.rs:34:34
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn cast_mut<T: Canon<S>>(&mut self) -> Result<CastMut<T, S>, S::Error> {
[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] 34 |     pub fn cast_mut<T: Canon<S>>(&mut self) -> Result<CastMut<'_, T, S>, S::Error> {
[INFO] [stdout]    |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.17s
[INFO] running `Command { std: "docker" "inspect" "2ce1d5d5fe4e99082e460f84922c19863391deaab78499dff63a9437f9ddbf6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce1d5d5fe4e99082e460f84922c19863391deaab78499dff63a9437f9ddbf6d", kill_on_drop: false }`
[INFO] [stdout] 2ce1d5d5fe4e99082e460f84922c19863391deaab78499dff63a9437f9ddbf6d
