[INFO] fetching crate falco_event 0.4.3...
[INFO] checking falco_event-0.4.3 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate falco_event 0.4.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate falco_event 0.4.3
[INFO] finished tweaking crates.io crate falco_event 0.4.3
[INFO] tweaked toml for crates.io crate falco_event 0.4.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate falco_event 0.4.3 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate falco_event 0.4.3 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hexdump v0.1.1
[INFO] [stderr]   Downloaded falco_event_derive v0.4.3
[INFO] [stderr]   Downloaded serde_json v1.0.130
[INFO] [stderr]   Downloaded cc v1.1.15
[INFO] [stderr]   Downloaded itertools v0.4.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42c9fb9e39f3ed5f2597505cc46be72fec77559833e7cb339134302ea32a8e2e
[INFO] running `Command { std: "docker" "start" "-a" "42c9fb9e39f3ed5f2597505cc46be72fec77559833e7cb339134302ea32a8e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42c9fb9e39f3ed5f2597505cc46be72fec77559833e7cb339134302ea32a8e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c9fb9e39f3ed5f2597505cc46be72fec77559833e7cb339134302ea32a8e2e", kill_on_drop: false }`
[INFO] [stdout] 42c9fb9e39f3ed5f2597505cc46be72fec77559833e7cb339134302ea32a8e2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e20b2e6b99bab020281d19821a4fb03273e049783d7aa14f7850ccd2083156e
[INFO] running `Command { std: "docker" "start" "-a" "2e20b2e6b99bab020281d19821a4fb03273e049783d7aa14f7850ccd2083156e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling serde_json v1.0.130
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]     Checking hexdump v0.1.1
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling falco_event_derive v0.4.3
[INFO] [stderr]     Checking falco_event v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/events/raw_event.rs:21:26
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn from(mut buf: &[u8]) -> std::io::Result<RawEvent> {
[INFO] [stdout]    |                          ^^^^^                     -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn from(mut buf: &[u8]) -> std::io::Result<RawEvent<'_>> {
[INFO] [stdout]    |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/events/raw_event.rs:21:26
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn from(mut buf: &[u8]) -> std::io::Result<RawEvent> {
[INFO] [stdout]    |                          ^^^^^                     -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn from(mut buf: &[u8]) -> std::io::Result<RawEvent<'_>> {
[INFO] [stdout]    |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.13s
[INFO] running `Command { std: "docker" "inspect" "2e20b2e6b99bab020281d19821a4fb03273e049783d7aa14f7850ccd2083156e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e20b2e6b99bab020281d19821a4fb03273e049783d7aa14f7850ccd2083156e", kill_on_drop: false }`
[INFO] [stdout] 2e20b2e6b99bab020281d19821a4fb03273e049783d7aa14f7850ccd2083156e