[INFO] cloning repository https://github.com/casey/degenerate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/casey/degenerate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fdegenerate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fdegenerate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3721bd9d0028d0a2b826a5954e5c0c41dde4ac3
[INFO] testing casey/degenerate against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fdegenerate" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/casey/degenerate on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/casey/degenerate
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/casey/degenerate
[INFO] tweaked toml for git repo https://github.com/casey/degenerate written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/casey/degenerate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63fb27b12f885ccf790b0187e2458e2a4f3a14335eb2efbbf918d97648c5a099
[INFO] running `Command { std: "docker" "start" "-a" "63fb27b12f885ccf790b0187e2458e2a4f3a14335eb2efbbf918d97648c5a099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63fb27b12f885ccf790b0187e2458e2a4f3a14335eb2efbbf918d97648c5a099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63fb27b12f885ccf790b0187e2458e2a4f3a14335eb2efbbf918d97648c5a099", kill_on_drop: false }`
[INFO] [stdout] 63fb27b12f885ccf790b0187e2458e2a4f3a14335eb2efbbf918d97648c5a099
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d9b1c2f50f77eabf1b9c69e0c933a5364486577e28dec37ff7e6e869f8235fb
[INFO] running `Command { std: "docker" "start" "-a" "4d9b1c2f50f77eabf1b9c69e0c933a5364486577e28dec37ff7e6e869f8235fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling camino v1.0.7
[INFO] [stderr]    Compiling crc32fast v1.3.0
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling urlencoding v2.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling approx v0.5.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling safe_arch v0.6.0
[INFO] [stderr]    Compiling gif v0.11.3
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling wide v0.7.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling degenerate v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `degenerate v0.0.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/degenerate-ced771ce8581e9e1/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=images
[INFO] [stderr] 
[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" "4d9b1c2f50f77eabf1b9c69e0c933a5364486577e28dec37ff7e6e869f8235fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d9b1c2f50f77eabf1b9c69e0c933a5364486577e28dec37ff7e6e869f8235fb", kill_on_drop: false }`
[INFO] [stdout] 4d9b1c2f50f77eabf1b9c69e0c933a5364486577e28dec37ff7e6e869f8235fb