[INFO] cloning repository https://github.com/matthewjberger/tephra
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matthewjberger/tephra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewjberger%2Ftephra", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewjberger%2Ftephra'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d90ce8d44e54116bbd985bd3e09a61041e85327
[INFO] testing matthewjberger/tephra against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewjberger%2Ftephra" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matthewjberger/tephra on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matthewjberger/tephra
[INFO] finished tweaking git repo https://github.com/matthewjberger/tephra
[INFO] tweaked toml for git repo https://github.com/matthewjberger/tephra written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/matthewjberger/tephra already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nalgebra-glm v0.7.0
[INFO] [stderr]   Downloaded snafu v0.6.8
[INFO] [stderr]   Downloaded snafu-derive v0.6.8
[INFO] [stderr]   Downloaded proc-macro2 v1.0.14
[INFO] [stderr]   Downloaded tobj v2.0.2
[INFO] [stderr]   Downloaded vk-mem v0.2.2
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e23d335faa70b3db6b0260d43c818125f58d4d475534f3fe326fbc451ba9b608
[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" "e23d335faa70b3db6b0260d43c818125f58d4d475534f3fe326fbc451ba9b608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e23d335faa70b3db6b0260d43c818125f58d4d475534f3fe326fbc451ba9b608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23d335faa70b3db6b0260d43c818125f58d4d475534f3fe326fbc451ba9b608", kill_on_drop: false }`
[INFO] [stdout] e23d335faa70b3db6b0260d43c818125f58d4d475534f3fe326fbc451ba9b608
[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=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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8258baa0b8a00d9f6b560f7a7728da5234e03860faf84038fcbf7265d8f4b8d1
[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" "8258baa0b8a00d9f6b560f7a7728da5234e03860faf84038fcbf7265d8f4b8d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v1.0.14
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling instant v0.1.4
[INFO] [stderr]    Compiling tobj v2.0.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling deflate v0.8.4
[INFO] [stderr]    Compiling tiff v0.4.0
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling ash v0.31.0
[INFO] [stderr]    Compiling shader-compilation v0.1.0 (/opt/rustwide/workdir/shader-compilation)
[INFO] [stderr]    Compiling png v0.16.3
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling vk-mem v0.2.2
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling simplelog v0.8.0
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling tephra v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr] error: failed to run custom build command for `tephra v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tephra-62b15b336c418f13/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: Other, 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" "8258baa0b8a00d9f6b560f7a7728da5234e03860faf84038fcbf7265d8f4b8d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8258baa0b8a00d9f6b560f7a7728da5234e03860faf84038fcbf7265d8f4b8d1", kill_on_drop: false }`
[INFO] [stdout] 8258baa0b8a00d9f6b560f7a7728da5234e03860faf84038fcbf7265d8f4b8d1