[INFO] fetching crate pi_key_alloter 0.7.0...
[INFO] checking pi_key_alloter-0.7.0 against 36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6 for pr-160581
[INFO] extracting crate pi_key_alloter 0.7.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate pi_key_alloter 0.7.0
[INFO] finished tweaking crates.io crate pi_key_alloter 0.7.0
[INFO] tweaked toml for crates.io crate pi_key_alloter 0.7.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi_key_alloter 0.7.0 on toolchain 36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pi_key_alloter 0.7.0 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" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pi_share v0.6.0
[INFO] [stderr]   Downloaded pi_null v0.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] faec8dd59e3ecb23133d9e44bc2c932deeaffb9a4b555afbfef7506a3842cbc9
[INFO] running `Command { std: "docker" "start" "faec8dd59e3ecb23133d9e44bc2c932deeaffb9a4b555afbfef7506a3842cbc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faec8dd59e3ecb23133d9e44bc2c932deeaffb9a4b555afbfef7506a3842cbc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "faec8dd59e3ecb23133d9e44bc2c932deeaffb9a4b555afbfef7506a3842cbc9" "/opt/rustwide/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faec8dd59e3ecb23133d9e44bc2c932deeaffb9a4b555afbfef7506a3842cbc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "faec8dd59e3ecb23133d9e44bc2c932deeaffb9a4b555afbfef7506a3842cbc9" "/opt/rustwide/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking pi_null v0.1.12
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking pi_share v0.6.0
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking pi_key_alloter v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::u32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:326:23
[INFO] [stdout]     |
[INFO] [stdout] 326 |     if b == std::u32::MAX {
[INFO] [stdout]     |                       ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::new_key_type`
[INFO] [stdout]    --> src/lib.rs:611:13
[INFO] [stdout]     |
[INFO] [stdout] 611 |         use super::new_key_type;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::u32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:326:23
[INFO] [stdout]     |
[INFO] [stdout] 326 |     if b == std::u32::MAX {
[INFO] [stdout]     |                       ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:554:19
[INFO] [stdout]     |
[INFO] [stdout] 554 |     pub fn settle(&self, version_incr: u32) -> Drain {
[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] 554 |     pub fn settle(&self, version_incr: u32) -> Drain<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:554:19
[INFO] [stdout]     |
[INFO] [stdout] 554 |     pub fn settle(&self, version_incr: u32) -> Drain {
[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] 554 |     pub fn settle(&self, version_incr: u32) -> Drain<'_> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "faec8dd59e3ecb23133d9e44bc2c932deeaffb9a4b555afbfef7506a3842cbc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faec8dd59e3ecb23133d9e44bc2c932deeaffb9a4b555afbfef7506a3842cbc9", kill_on_drop: false }`
[INFO] [stdout] faec8dd59e3ecb23133d9e44bc2c932deeaffb9a4b555afbfef7506a3842cbc9
