[INFO] fetching crate nomino 1.1.0...
[INFO] checking nomino-1.1.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate nomino 1.1.0 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate nomino 1.1.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nomino 1.1.0
[INFO] finished tweaking crates.io crate nomino 1.1.0
[INFO] tweaked toml for crates.io crate nomino 1.1.0 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate crates.io crate nomino 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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 predicates-tree v1.0.2
[INFO] [stderr]   Downloaded assert_cmd v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b544a6f8bebad2a1736937863d293477d149b1ed9dd0b8849d52fde19ae10fa4
[INFO] running `Command { std: "docker" "start" "-a" "b544a6f8bebad2a1736937863d293477d149b1ed9dd0b8849d52fde19ae10fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b544a6f8bebad2a1736937863d293477d149b1ed9dd0b8849d52fde19ae10fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b544a6f8bebad2a1736937863d293477d149b1ed9dd0b8849d52fde19ae10fa4", kill_on_drop: false }`
[INFO] [stdout] b544a6f8bebad2a1736937863d293477d149b1ed9dd0b8849d52fde19ae10fa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85c141b2bad902650dbaf5bbe44f38a839be0562b751440e2bf351767b56c926
[INFO] running `Command { std: "docker" "start" "-a" "85c141b2bad902650dbaf5bbe44f38a839be0562b751440e2bf351767b56c926", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]    Compiling nomino v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr] error: failed to run custom build command for `nomino v1.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/nomino-aacc35402934589b/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" "85c141b2bad902650dbaf5bbe44f38a839be0562b751440e2bf351767b56c926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c141b2bad902650dbaf5bbe44f38a839be0562b751440e2bf351767b56c926", kill_on_drop: false }`
[INFO] [stdout] 85c141b2bad902650dbaf5bbe44f38a839be0562b751440e2bf351767b56c926