[INFO] fetching crate yaml-validator 0.2.0...
[INFO] checking yaml-validator-0.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate yaml-validator 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate yaml-validator 0.2.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaml-validator 0.2.0
[INFO] finished tweaking crates.io crate yaml-validator 0.2.0
[INFO] tweaked toml for crates.io crate yaml-validator 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f2f4f8af90a172169322e014d58b96e8d273472d8ac733ace89f48e3a99f125
[INFO] running `Command { std: "docker" "start" "-a" "0f2f4f8af90a172169322e014d58b96e8d273472d8ac733ace89f48e3a99f125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f2f4f8af90a172169322e014d58b96e8d273472d8ac733ace89f48e3a99f125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f2f4f8af90a172169322e014d58b96e8d273472d8ac733ace89f48e3a99f125", kill_on_drop: false }`
[INFO] [stdout] 0f2f4f8af90a172169322e014d58b96e8d273472d8ac733ace89f48e3a99f125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 218b40ab60a7e28660690233c38b7751dd1b432c1957e5d949e546702a48b334
[INFO] running `Command { std: "docker" "start" "-a" "218b40ab60a7e28660690233c38b7751dd1b432c1957e5d949e546702a48b334", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking yaml-validator v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/utils.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn strict_contents<'schema>(
[INFO] [stdout]     |                        ------- lifetime `'schema` declared here
[INFO] [stdout] ...
[INFO] [stdout] 108 |     ) -> Result<&Hash, GenericError<'schema>>;
[INFO] [stdout]     |                 ^ this elided lifetime gets resolved as `'schema`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/utils.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn strict_contents<'schema>(
[INFO] [stdout]     |                        ------- lifetime `'schema` declared here
[INFO] [stdout] ...
[INFO] [stdout] 162 |     ) -> Result<&Hash, GenericError<'schema>> {
[INFO] [stdout]     |                 ^ this elided lifetime gets resolved as `'schema`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/utils.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn strict_contents<'schema>(
[INFO] [stdout]     |                        ------- lifetime `'schema` declared here
[INFO] [stdout] ...
[INFO] [stdout] 108 |     ) -> Result<&Hash, GenericError<'schema>>;
[INFO] [stdout]     |                 ^ this elided lifetime gets resolved as `'schema`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/utils.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn strict_contents<'schema>(
[INFO] [stdout]     |                        ------- lifetime `'schema` declared here
[INFO] [stdout] ...
[INFO] [stdout] 162 |     ) -> Result<&Hash, GenericError<'schema>> {
[INFO] [stdout]     |                 ^ this elided lifetime gets resolved as `'schema`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.98s
[INFO] running `Command { std: "docker" "inspect" "218b40ab60a7e28660690233c38b7751dd1b432c1957e5d949e546702a48b334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218b40ab60a7e28660690233c38b7751dd1b432c1957e5d949e546702a48b334", kill_on_drop: false }`
[INFO] [stdout] 218b40ab60a7e28660690233c38b7751dd1b432c1957e5d949e546702a48b334