[INFO] fetching crate tracing-timing 0.6.0...
[INFO] checking tracing-timing-0.6.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate tracing-timing 0.6.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate tracing-timing 0.6.0 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 tracing-timing 0.6.0
[INFO] finished tweaking crates.io crate tracing-timing 0.6.0
[INFO] tweaked toml for crates.io crate tracing-timing 0.6.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate tracing-timing 0.6.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a101916192063e1fc1a5dc51f4229951d9da2d2aa419a89905be91a4700bd694
[INFO] running `Command { std: "docker" "start" "-a" "a101916192063e1fc1a5dc51f4229951d9da2d2aa419a89905be91a4700bd694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a101916192063e1fc1a5dc51f4229951d9da2d2aa419a89905be91a4700bd694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a101916192063e1fc1a5dc51f4229951d9da2d2aa419a89905be91a4700bd694", kill_on_drop: false }`
[INFO] [stdout] a101916192063e1fc1a5dc51f4229951d9da2d2aa419a89905be91a4700bd694
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9f74775a47b4be7d748e729cee26b83abbadb8577ccdcdff9f1eedd4b4b72b41
[INFO] running `Command { std: "docker" "start" "-a" "9f74775a47b4be7d748e729cee26b83abbadb8577ccdcdff9f1eedd4b4b72b41", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.64
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling cc v1.0.0
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling version_check v0.9.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling minimal-lexical v0.1.2
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking log v0.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]     Checking sharded-slab v0.1.0
[INFO] [stderr]     Checking ansi_term v0.12.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking atomic-shim v0.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking raw-cpuid v9.0.0
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking pin-project-lite v0.2.5
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking doc-comment v0.3.0
[INFO] [stderr]     Checking indexmap v1.0.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling quote v1.0.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking memchr v2.0.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking crossbeam v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking quanta v0.9.0
[INFO] [stderr]     Checking flate2 v1.0.3
[INFO] [stderr]     Checking rand v0.8.0
[INFO] [stderr]     Checking rand_distr v0.4.0
[INFO] [stderr]     Checking hdrhistogram v7.5.0
[INFO] [stderr]     Checking tracing-timing v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.22s
[INFO] running `Command { std: "docker" "inspect" "9f74775a47b4be7d748e729cee26b83abbadb8577ccdcdff9f1eedd4b4b72b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f74775a47b4be7d748e729cee26b83abbadb8577ccdcdff9f1eedd4b4b72b41", kill_on_drop: false }`
[INFO] [stdout] 9f74775a47b4be7d748e729cee26b83abbadb8577ccdcdff9f1eedd4b4b72b41