[INFO] fetching crate syslog_rfc5424 0.9.0...
[INFO] checking syslog_rfc5424-0.9.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate syslog_rfc5424 0.9.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate syslog_rfc5424 0.9.0
[INFO] finished tweaking crates.io crate syslog_rfc5424 0.9.0
[INFO] tweaked toml for crates.io crate syslog_rfc5424 0.9.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate syslog_rfc5424 0.9.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate syslog_rfc5424 0.9.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4572c33a20e6e287a32bddcf99071982bce10fea447317e6c6478cfa474c2e6
[INFO] running `Command { std: "docker" "start" "-a" "a4572c33a20e6e287a32bddcf99071982bce10fea447317e6c6478cfa474c2e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4572c33a20e6e287a32bddcf99071982bce10fea447317e6c6478cfa474c2e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4572c33a20e6e287a32bddcf99071982bce10fea447317e6c6478cfa474c2e6", kill_on_drop: false }`
[INFO] [stdout] a4572c33a20e6e287a32bddcf99071982bce10fea447317e6c6478cfa474c2e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5566a7ac10af891eab70dfbdc163180942be19dbf19b041045fc7f71249b695d
[INFO] running `Command { std: "docker" "start" "-a" "5566a7ac10af891eab70dfbdc163180942be19dbf19b041045fc7f71249b695d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking timeit v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking syslog_rfc5424 v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:120:29
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn parse_param_value(input: &str) -> ParseResult<(Cow<str>, &str)> {
[INFO] [stdout]     |                             ^^^^                  --------  ---- the same lifetime is elided here
[INFO] [stdout]     |                             |                     |
[INFO] [stdout]     |                             |                     the same lifetime is hidden 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: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn parse_param_value(input: &str) -> ParseResult<(Cow<'_, str>, &str)> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:120:29
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn parse_param_value(input: &str) -> ParseResult<(Cow<str>, &str)> {
[INFO] [stdout]     |                             ^^^^                  --------  ---- the same lifetime is elided here
[INFO] [stdout]     |                             |                     |
[INFO] [stdout]     |                             |                     the same lifetime is hidden 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: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn parse_param_value(input: &str) -> ParseResult<(Cow<'_, str>, &str)> {
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.49s
[INFO] running `Command { std: "docker" "inspect" "5566a7ac10af891eab70dfbdc163180942be19dbf19b041045fc7f71249b695d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5566a7ac10af891eab70dfbdc163180942be19dbf19b041045fc7f71249b695d", kill_on_drop: false }`
[INFO] [stdout] 5566a7ac10af891eab70dfbdc163180942be19dbf19b041045fc7f71249b695d