[INFO] fetching crate extcap 0.4.0...
[INFO] testing extcap-0.4.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate extcap 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate extcap 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate extcap 0.4.0
[INFO] tweaked toml for crates.io crate extcap 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate extcap 0.4.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate extcap 0.4.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16793e30b79e82da0db6f3930d2c0a66ea5c142bd527f96d00d40a65812b205f
[INFO] running `Command { std: "docker" "start" "-a" "16793e30b79e82da0db6f3930d2c0a66ea5c142bd527f96d00d40a65812b205f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16793e30b79e82da0db6f3930d2c0a66ea5c142bd527f96d00d40a65812b205f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16793e30b79e82da0db6f3930d2c0a66ea5c142bd527f96d00d40a65812b205f", kill_on_drop: false }`
[INFO] [stdout] 16793e30b79e82da0db6f3930d2c0a66ea5c142bd527f96d00d40a65812b205f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81cb651b2721b76ab9295eff02b64a2fd261dbdd40e011f862cd7fa5e515fe8f
[INFO] running `Command { std: "docker" "start" "-a" "81cb651b2721b76ab9295eff02b64a2fd261dbdd40e011f862cd7fa5e515fe8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling derive-into-owned v0.1.0
[INFO] [stderr]    Compiling clap v3.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling pcap-file v1.1.1
[INFO] [stderr]    Compiling extcap v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:397:15
[INFO] [stdout]     |
[INFO] [stdout] 397 |     fn get_if(&self, ifidx: usize) -> &IFace {
[INFO] [stdout]     |               ^^^^^                   ------
[INFO] [stdout]     |               |                       ||
[INFO] [stdout]     |               |                       |the same lifetime is hidden here
[INFO] [stdout]     |               |                       the same lifetime is elided here
[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: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:40:9
[INFO] [stdout]     |
[INFO] [stdout]  40 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(mismatched_lifetime_syntaxes)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 397 |     fn get_if(&self, ifidx: usize) -> &IFace<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iface.rs:71:27
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub(crate) fn get_arg(&self, aidx: usize) -> &IfArg {
[INFO] [stdout]    |                           ^^^^^                  ------
[INFO] [stdout]    |                           |                      ||
[INFO] [stdout]    |                           |                      |the same lifetime is hidden here
[INFO] [stdout]    |                           |                      the same lifetime is elided here
[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] 71 |     pub(crate) fn get_arg(&self, aidx: usize) -> &IfArg<'_> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `extcap` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "81cb651b2721b76ab9295eff02b64a2fd261dbdd40e011f862cd7fa5e515fe8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81cb651b2721b76ab9295eff02b64a2fd261dbdd40e011f862cd7fa5e515fe8f", kill_on_drop: false }`
[INFO] [stdout] 81cb651b2721b76ab9295eff02b64a2fd261dbdd40e011f862cd7fa5e515fe8f