[INFO] fetching crate ahtable 0.2.0...
[INFO] checking ahtable-0.2.0 against master#fc5af1813307d25a84d633f21e2e53c9376eb547 for pr-144386
[INFO] extracting crate ahtable 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate ahtable 0.2.0
[INFO] finished tweaking crates.io crate ahtable 0.2.0
[INFO] tweaked toml for crates.io crate ahtable 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ahtable 0.2.0 on toolchain fc5af1813307d25a84d633f21e2e53c9376eb547
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "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" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "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 17 packages to latest compatible versions
[INFO] [stderr]       Adding twox-hash v1.6.3 (available: v2.1.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef6114d606e8d6009de9126e5af9587ea8865a8fa0d99a07e0b659c1cb9e4f9d
[INFO] running `Command { std: "docker" "start" "-a" "ef6114d606e8d6009de9126e5af9587ea8865a8fa0d99a07e0b659c1cb9e4f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef6114d606e8d6009de9126e5af9587ea8865a8fa0d99a07e0b659c1cb9e4f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef6114d606e8d6009de9126e5af9587ea8865a8fa0d99a07e0b659c1cb9e4f9d", kill_on_drop: false }`
[INFO] [stdout] ef6114d606e8d6009de9126e5af9587ea8865a8fa0d99a07e0b659c1cb9e4f9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2fef2bf10afd1e6306147c9ccddeec308a83dba8fc8f508ca143fea1aa9df07
[INFO] running `Command { std: "docker" "start" "-a" "b2fef2bf10afd1e6306147c9ccddeec308a83dba8fc8f508ca143fea1aa9df07", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking ahtable v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:535:18
[INFO] [stdout]     |
[INFO] [stdout] 535 |     pub fn drain(&mut self) -> DrainIter<K, V> {
[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] 535 |     pub fn drain(&mut self) -> DrainIter<'_, K, V> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:557:26
[INFO] [stdout]     |
[INFO] [stdout] 557 |     pub fn drain_with<F>(&mut self, pred: F) -> DrainWithIter<F, K, V> where F: Fn(&(K, V)) -> bool {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 557 |     pub fn drain_with<F>(&mut self, pred: F) -> DrainWithIter<'_, F, K, V> where F: Fn(&(K, V)) -> bool {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:535:18
[INFO] [stdout]     |
[INFO] [stdout] 535 |     pub fn drain(&mut self) -> DrainIter<K, V> {
[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] 535 |     pub fn drain(&mut self) -> DrainIter<'_, K, V> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:557:26
[INFO] [stdout]     |
[INFO] [stdout] 557 |     pub fn drain_with<F>(&mut self, pred: F) -> DrainWithIter<F, K, V> where F: Fn(&(K, V)) -> bool {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 557 |     pub fn drain_with<F>(&mut self, pred: F) -> DrainWithIter<'_, F, K, V> where F: Fn(&(K, V)) -> bool {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `Command { std: "docker" "inspect" "b2fef2bf10afd1e6306147c9ccddeec308a83dba8fc8f508ca143fea1aa9df07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2fef2bf10afd1e6306147c9ccddeec308a83dba8fc8f508ca143fea1aa9df07", kill_on_drop: false }`
[INFO] [stdout] b2fef2bf10afd1e6306147c9ccddeec308a83dba8fc8f508ca143fea1aa9df07