[INFO] fetching crate dendrite 0.6.2...
[INFO] checking dendrite-0.6.2 against 1.55.0 for beta-1.56-3
[INFO] extracting crate dendrite 0.6.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dendrite 0.6.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dendrite 0.6.2
[INFO] finished tweaking crates.io crate dendrite 0.6.2
[INFO] tweaked toml for crates.io crate dendrite 0.6.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b60b5d72cf4ecc0cc49c8941b5afcaa43511d79def897b263b3842e1af30a4a4
[INFO] running `Command { std: "docker" "start" "-a" "b60b5d72cf4ecc0cc49c8941b5afcaa43511d79def897b263b3842e1af30a4a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b60b5d72cf4ecc0cc49c8941b5afcaa43511d79def897b263b3842e1af30a4a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b60b5d72cf4ecc0cc49c8941b5afcaa43511d79def897b263b3842e1af30a4a4", kill_on_drop: false }`
[INFO] [stdout] b60b5d72cf4ecc0cc49c8941b5afcaa43511d79def897b263b3842e1af30a4a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7e50056de38a52e370ab25ee0d03e1e784dabd4cd1445c116db46d03b08e415
[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" "a7e50056de38a52e370ab25ee0d03e1e784dabd4cd1445c116db46d03b08e415", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]     Checking indexmap v1.7.0
[INFO] [stderr]     Checking lru v0.6.6
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking tokio-stream v0.1.7
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking h2 v0.3.6
[INFO] [stderr]     Checking tower v0.4.9
[INFO] [stderr]    Compiling tonic-build v0.4.2
[INFO] [stderr]    Compiling dendrite v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.14.13
[INFO] [stderr] error: failed to run custom build command for `dendrite v0.6.2 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/dendrite-9da24dec0f9754ba/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a7e50056de38a52e370ab25ee0d03e1e784dabd4cd1445c116db46d03b08e415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e50056de38a52e370ab25ee0d03e1e784dabd4cd1445c116db46d03b08e415", kill_on_drop: false }`
[INFO] [stdout] a7e50056de38a52e370ab25ee0d03e1e784dabd4cd1445c116db46d03b08e415
