[INFO] fetching crate xmlparser 0.13.6...
[INFO] building xmlparser-0.13.6 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate xmlparser 0.13.6 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate xmlparser 0.13.6
[INFO] finished tweaking crates.io crate xmlparser 0.13.6
[INFO] tweaked toml for crates.io crate xmlparser 0.13.6 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xmlparser 0.13.6 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xmlparser 0.13.6 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30bcc72d4a9b53a97eba09572fe815956b77e231e69f7b75d1149b9cb03e39b4
[INFO] running `Command { std: "docker" "start" "-a" "30bcc72d4a9b53a97eba09572fe815956b77e231e69f7b75d1149b9cb03e39b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30bcc72d4a9b53a97eba09572fe815956b77e231e69f7b75d1149b9cb03e39b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30bcc72d4a9b53a97eba09572fe815956b77e231e69f7b75d1149b9cb03e39b4", kill_on_drop: false }`
[INFO] [stdout] 30bcc72d4a9b53a97eba09572fe815956b77e231e69f7b75d1149b9cb03e39b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9a6938e3897d28dbe78a0256cfb04faf420ef1329a677d8a5e14e69cb15d080
[INFO] running `Command { std: "docker" "start" "-a" "b9a6938e3897d28dbe78a0256cfb04faf420ef1329a677d8a5e14e69cb15d080", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmlparser v0.13.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/strspan.rs:53:37
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub(crate) fn from_substr(text: &str, start: usize, end: usize) -> StrSpan {
[INFO] [stdout]    |                                     ^^^^ the lifetime is elided here   ^^^^^^^ the same lifetime is hidden 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] 53 |     pub(crate) fn from_substr(text: &str, start: usize, end: usize) -> StrSpan<'_> {
[INFO] [stdout]    |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "b9a6938e3897d28dbe78a0256cfb04faf420ef1329a677d8a5e14e69cb15d080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9a6938e3897d28dbe78a0256cfb04faf420ef1329a677d8a5e14e69cb15d080", kill_on_drop: false }`
[INFO] [stdout] b9a6938e3897d28dbe78a0256cfb04faf420ef1329a677d8a5e14e69cb15d080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9caf32d53a2f8b07af5ca6ab210e80d4ffc549afedb405164d2996efac6c58a2
[INFO] running `Command { std: "docker" "start" "-a" "9caf32d53a2f8b07af5ca6ab210e80d4ffc549afedb405164d2996efac6c58a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmlparser v0.13.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/strspan.rs:53:37
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub(crate) fn from_substr(text: &str, start: usize, end: usize) -> StrSpan {
[INFO] [stdout]    |                                     ^^^^ the lifetime is elided here   ^^^^^^^ the same lifetime is hidden 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] 53 |     pub(crate) fn from_substr(text: &str, start: usize, end: usize) -> StrSpan<'_> {
[INFO] [stdout]    |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/strspan.rs:53:37
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub(crate) fn from_substr(text: &str, start: usize, end: usize) -> StrSpan {
[INFO] [stdout]    |                                     ^^^^ the lifetime is elided here   ^^^^^^^ the same lifetime is hidden 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] 53 |     pub(crate) fn from_substr(text: &str, start: usize, end: usize) -> StrSpan<'_> {
[INFO] [stdout]    |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "9caf32d53a2f8b07af5ca6ab210e80d4ffc549afedb405164d2996efac6c58a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9caf32d53a2f8b07af5ca6ab210e80d4ffc549afedb405164d2996efac6c58a2", kill_on_drop: false }`
[INFO] [stdout] 9caf32d53a2f8b07af5ca6ab210e80d4ffc549afedb405164d2996efac6c58a2