[INFO] fetching crate arca 0.15.0...
[INFO] checking arca-0.15.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate arca 0.15.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate arca 0.15.0
[INFO] finished tweaking crates.io crate arca 0.15.0
[INFO] tweaked toml for crates.io crate arca 0.15.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate arca 0.15.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 65 packages to latest compatible versions
[INFO] [stderr]       Adding napi v2.16.17 (available: v3.2.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 653b2f33a00bfee9cf3478d7bf889e9f5606c517ff4dba4216c867c344b8b07f
[INFO] running `Command { std: "docker" "start" "-a" "653b2f33a00bfee9cf3478d7bf889e9f5606c517ff4dba4216c867c344b8b07f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "653b2f33a00bfee9cf3478d7bf889e9f5606c517ff4dba4216c867c344b8b07f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "653b2f33a00bfee9cf3478d7bf889e9f5606c517ff4dba4216c867c344b8b07f", kill_on_drop: false }`
[INFO] [stdout] 653b2f33a00bfee9cf3478d7bf889e9f5606c517ff4dba4216c867c344b8b07f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 544e1bf7a27a187a23a5abbff497602e25754f2bb2b4181cda6d82dbb81142bb
[INFO] running `Command { std: "docker" "start" "-a" "544e1bf7a27a187a23a5abbff497602e25754f2bb2b4181cda6d82dbb81142bb", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking path-slash v0.2.1
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking clean-path v0.2.1
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking arca v0.15.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:176:22
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub fn iter_path(&self) -> PathIterator {
[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] 176 |     pub fn iter_path(&self) -> PathIterator<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:176:22
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub fn iter_path(&self) -> PathIterator {
[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] 176 |     pub fn iter_path(&self) -> PathIterator<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.57s
[INFO] running `Command { std: "docker" "inspect" "544e1bf7a27a187a23a5abbff497602e25754f2bb2b4181cda6d82dbb81142bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544e1bf7a27a187a23a5abbff497602e25754f2bb2b4181cda6d82dbb81142bb", kill_on_drop: false }`
[INFO] [stdout] 544e1bf7a27a187a23a5abbff497602e25754f2bb2b4181cda6d82dbb81142bb