[INFO] fetching crate liftbridge 0.1.2...
[INFO] checking liftbridge-0.1.2 against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] extracting crate liftbridge 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate liftbridge 0.1.2 on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate liftbridge 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate liftbridge 0.1.2
[INFO] tweaked toml for crates.io crate liftbridge 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate liftbridge 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0db67e8b62bf0de50bb6ce0b986169aca78b0ca81a9c969952c899fc005b1ee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e0db67e8b62bf0de50bb6ce0b986169aca78b0ca81a9c969952c899fc005b1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0db67e8b62bf0de50bb6ce0b986169aca78b0ca81a9c969952c899fc005b1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0db67e8b62bf0de50bb6ce0b986169aca78b0ca81a9c969952c899fc005b1ee", kill_on_drop: false }`
[INFO] [stdout] e0db67e8b62bf0de50bb6ce0b986169aca78b0ca81a9c969952c899fc005b1ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ad8dc1f37fe3fbe586a21f036c8b62c1c25aba204c9b6a288f17372598dfc3e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1ad8dc1f37fe3fbe586a21f036c8b62c1c25aba204c9b6a288f17372598dfc3e", kill_on_drop: false }`
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking tracing-core v0.1.11
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking anyhow v1.0.31
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking lru v0.6.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tower-make v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]     Checking tracing v0.1.16
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tower-discover v0.3.0
[INFO] [stderr]     Checking tower-timeout v0.3.0
[INFO] [stderr]     Checking tower-load-shed v0.3.0
[INFO] [stderr]     Checking tower-retry v0.3.0
[INFO] [stderr]     Checking tower-buffer v0.3.0
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking tower-load v0.3.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking tower-limit v0.3.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking actix-threadpool v0.3.3
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking tower-ready-cache v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking tower-util v0.3.1
[INFO] [stderr]     Checking actix-rt v1.1.1
[INFO] [stderr]     Checking tower-balance v0.3.0
[INFO] [stderr]    Compiling tonic-build v0.3.0
[INFO] [stderr]     Checking tower v0.3.1
[INFO] [stderr]    Compiling liftbridge v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `liftbridge v0.1.2 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/liftbridge-3b766ec5c601fe07/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: 'rustfmt' is not installed for the toolchain '430feb24a46993e5073c1bb1b39da190d83fa2bf'
[INFO] [stderr]   To install, run `rustup component add rustfmt --toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf`
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1ad8dc1f37fe3fbe586a21f036c8b62c1c25aba204c9b6a288f17372598dfc3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad8dc1f37fe3fbe586a21f036c8b62c1c25aba204c9b6a288f17372598dfc3e", kill_on_drop: false }`
[INFO] [stdout] 1ad8dc1f37fe3fbe586a21f036c8b62c1c25aba204c9b6a288f17372598dfc3e