[INFO] fetching crate snocat 0.1.2...
[INFO] building snocat-0.1.2 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate snocat 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate snocat 0.1.2 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snocat 0.1.2
[INFO] finished tweaking crates.io crate snocat 0.1.2
[INFO] tweaked toml for crates.io crate snocat 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tonic-build v0.4.2
[INFO] [stderr]   Downloaded quinn v0.6.2
[INFO] [stderr]   Downloaded ffi-support v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be654bb0761aac6451b4e397c1b52f9e9563a875659832cd3b7bc800bf1ff205
[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" "be654bb0761aac6451b4e397c1b52f9e9563a875659832cd3b7bc800bf1ff205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be654bb0761aac6451b4e397c1b52f9e9563a875659832cd3b7bc800bf1ff205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be654bb0761aac6451b4e397c1b52f9e9563a875659832cd3b7bc800bf1ff205", kill_on_drop: false }`
[INFO] [stdout] be654bb0761aac6451b4e397c1b52f9e9563a875659832cd3b7bc800bf1ff205
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c69fab076db0653da2275fa2bb216c93bd41e2f8875a0f19f5b38b8f5121cf7
[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" "4c69fab076db0653da2275fa2bb216c93bd41e2f8875a0f19f5b38b8f5121cf7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling fastrand v1.4.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling triggered v0.1.1
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling http-body v0.4.2
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling ct-logs v0.6.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rustls v0.17.0
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling ffi-support v0.4.3
[INFO] [stderr]    Compiling async-io v1.4.1
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling rustls-native-certs v0.3.0
[INFO] [stderr]    Compiling quinn-proto v0.6.1
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling gen-z v0.1.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling tokio-stream v0.1.6
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling tower v0.4.8
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling quinn v0.6.2
[INFO] [stderr]    Compiling async-std v1.7.0
[INFO] [stderr]    Compiling tonic-build v0.4.2
[INFO] [stderr]    Compiling snocat v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr] error: failed to run custom build command for `snocat v0.1.2 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/snocat-6408d4c87b5e2037/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: 'rustfmt' is not installed for the toolchain '881c1ac408d93bb7adaa3a51dabab9266e82eee8'
[INFO] [stderr]   note: this is a custom toolchain, which cannot use `rustup component add`
[INFO] [stderr]   help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4c69fab076db0653da2275fa2bb216c93bd41e2f8875a0f19f5b38b8f5121cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c69fab076db0653da2275fa2bb216c93bd41e2f8875a0f19f5b38b8f5121cf7", kill_on_drop: false }`
[INFO] [stdout] 4c69fab076db0653da2275fa2bb216c93bd41e2f8875a0f19f5b38b8f5121cf7
