[INFO] fetching crate nibbletree 0.2.0...
[INFO] checking nibbletree-0.2.0 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate nibbletree 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate nibbletree 0.2.0 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nibbletree 0.2.0
[INFO] finished tweaking crates.io crate nibbletree 0.2.0
[INFO] tweaked toml for crates.io crate nibbletree 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate nibbletree 0.2.0 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" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver v1.0.21
[INFO] [stderr]   Downloaded rstest v0.18.2
[INFO] [stderr]   Downloaded ip_network v0.4.1
[INFO] [stderr]   Downloaded rstest_reuse v0.6.0
[INFO] [stderr]   Downloaded thin-vec v0.2.13
[INFO] [stderr]   Downloaded rstest_macros v0.18.2
[INFO] [stderr]   Downloaded relative-path v1.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad54a792160f1fbd516da3156a52e2c704928f6ea6411433204ebddffc30faf3
[INFO] running `Command { std: "docker" "start" "-a" "ad54a792160f1fbd516da3156a52e2c704928f6ea6411433204ebddffc30faf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad54a792160f1fbd516da3156a52e2c704928f6ea6411433204ebddffc30faf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad54a792160f1fbd516da3156a52e2c704928f6ea6411433204ebddffc30faf3", kill_on_drop: false }`
[INFO] [stdout] ad54a792160f1fbd516da3156a52e2c704928f6ea6411433204ebddffc30faf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48ea41480c74f318b95abcf8501ad76e3788f0938957bd231f9c2d9634b24abc
[INFO] running `Command { std: "docker" "start" "-a" "48ea41480c74f318b95abcf8501ad76e3788f0938957bd231f9c2d9634b24abc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling rstest_macros v0.18.2
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling rstest_reuse v0.6.0
[INFO] [stderr]    Compiling relative-path v1.9.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking thin-vec v0.2.13
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]     Checking nibbletree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/node.rs:273:97
[INFO] [stdout]     |
[INFO] [stdout] 273 |     fn keys_with_prefix<'a>(&'a self, prefix: Key) -> impl Iterator<Item = Key> + Send + Sync + '_ {
[INFO] [stdout]     |                         -- lifetime `'a` declared here                                          ^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]     Checking rstest v0.18.2
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/node.rs:273:97
[INFO] [stdout]     |
[INFO] [stdout] 273 |     fn keys_with_prefix<'a>(&'a self, prefix: Key) -> impl Iterator<Item = Key> + Send + Sync + '_ {
[INFO] [stdout]     |                         -- lifetime `'a` declared here                                          ^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.87s
[INFO] running `Command { std: "docker" "inspect" "48ea41480c74f318b95abcf8501ad76e3788f0938957bd231f9c2d9634b24abc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48ea41480c74f318b95abcf8501ad76e3788f0938957bd231f9c2d9634b24abc", kill_on_drop: false }`
[INFO] [stdout] 48ea41480c74f318b95abcf8501ad76e3788f0938957bd231f9c2d9634b24abc