[INFO] cloning repository https://github.com/hengmengsroin/rocket-mongodb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hengmengsroin/rocket-mongodb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhengmengsroin%2Frocket-mongodb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhengmengsroin%2Frocket-mongodb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 727832e1f0208166dcb0ab560dcc7216adb1897f
[INFO] checking hengmengsroin/rocket-mongodb against master#e9271846294c4ee5bd7706df68180320c0b5ff20 for pr-119825
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhengmengsroin%2Frocket-mongodb" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hengmengsroin/rocket-mongodb on toolchain e9271846294c4ee5bd7706df68180320c0b5ff20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hengmengsroin/rocket-mongodb
[INFO] finished tweaking git repo https://github.com/hengmengsroin/rocket-mongodb
[INFO] tweaked toml for git repo https://github.com/hengmengsroin/rocket-mongodb written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hengmengsroin/rocket-mongodb 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" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "fetch" "--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
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking hengmengsroin/rocket-mongodb against try#925e66ec5d7d73da31ddd13e53f21e4674feb4ba for pr-119825
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhengmengsroin%2Frocket-mongodb" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hengmengsroin/rocket-mongodb on toolchain 925e66ec5d7d73da31ddd13e53f21e4674feb4ba
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hengmengsroin/rocket-mongodb
[INFO] finished tweaking git repo https://github.com/hengmengsroin/rocket-mongodb
[INFO] tweaked toml for git repo https://github.com/hengmengsroin/rocket-mongodb written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hengmengsroin/rocket-mongodb 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" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking hengmengsroin/rocket-mongodb against try#925e66ec5d7d73da31ddd13e53f21e4674feb4ba for pr-119825
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhengmengsroin%2Frocket-mongodb" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hengmengsroin/rocket-mongodb on toolchain 925e66ec5d7d73da31ddd13e53f21e4674feb4ba
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hengmengsroin/rocket-mongodb
[INFO] finished tweaking git repo https://github.com/hengmengsroin/rocket-mongodb
[INFO] tweaked toml for git repo https://github.com/hengmengsroin/rocket-mongodb written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hengmengsroin/rocket-mongodb 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" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking hengmengsroin/rocket-mongodb against try#925e66ec5d7d73da31ddd13e53f21e4674feb4ba for pr-119825
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhengmengsroin%2Frocket-mongodb" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hengmengsroin/rocket-mongodb on toolchain 925e66ec5d7d73da31ddd13e53f21e4674feb4ba
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hengmengsroin/rocket-mongodb
[INFO] finished tweaking git repo https://github.com/hengmengsroin/rocket-mongodb
[INFO] tweaked toml for git repo https://github.com/hengmengsroin/rocket-mongodb written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hengmengsroin/rocket-mongodb 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" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_info v3.5.1
[INFO] [stderr]   Downloaded rustc_version_runtime v0.2.1
[INFO] [stderr]   Downloaded async-std-resolver v0.21.2
[INFO] [stderr]   Downloaded polling v2.5.1
[INFO] [stderr]   Downloaded trust-dns-resolver v0.21.2
[INFO] [stderr]   Downloaded trust-dns-proto v0.21.2
[INFO] [stderr]   Downloaded mongodb v2.3.1
[INFO] [stderr]   Downloaded serde_with v1.14.0
[INFO] [stderr]   Downloaded enum-as-inner v0.4.0
[INFO] [stderr]   Downloaded typed-builder v0.10.0
[INFO] [stderr]   Downloaded async-process v1.6.0
[INFO] [stderr]   Downloaded bson v2.4.0
[INFO] [stderr]   Downloaded cookie v0.16.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df186eec5f281a5d91155cd7ab41d4ca4cd4c6b9ed6f1d212b9a954ae27327e1
[INFO] running `Command { std: "docker" "start" "-a" "df186eec5f281a5d91155cd7ab41d4ca4cd4c6b9ed6f1d212b9a954ae27327e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df186eec5f281a5d91155cd7ab41d4ca4cd4c6b9ed6f1d212b9a954ae27327e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df186eec5f281a5d91155cd7ab41d4ca4cd4c6b9ed6f1d212b9a954ae27327e1", kill_on_drop: false }`
[INFO] [stdout] df186eec5f281a5d91155cd7ab41d4ca4cd4c6b9ed6f1d212b9a954ae27327e1
[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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75e8b27700e47fa91bfa6811706055df24e005a6eced29df063b3fb2fa93f33e
[INFO] running `Command { std: "docker" "start" "-a" "75e8b27700e47fa91bfa6811706055df24e005a6eced29df063b3fb2fa93f33e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.150
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "75e8b27700e47fa91bfa6811706055df24e005a6eced29df063b3fb2fa93f33e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e8b27700e47fa91bfa6811706055df24e005a6eced29df063b3fb2fa93f33e", kill_on_drop: false }`
[INFO] [stdout] 75e8b27700e47fa91bfa6811706055df24e005a6eced29df063b3fb2fa93f33e