[INFO] fetching crate conceal 0.2.0...
[INFO] testing conceal-0.2.0 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate conceal 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate conceal 0.2.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conceal 0.2.0
[INFO] finished tweaking crates.io crate conceal 0.2.0
[INFO] tweaked toml for crates.io crate conceal 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate conceal 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_complete_nushell v0.1.10
[INFO] [stderr]   Downloaded clap_complete v4.1.4
[INFO] [stderr]   Downloaded clap_derive v4.1.7
[INFO] [stderr]   Downloaded cxx v1.0.80
[INFO] [stderr]   Downloaded clap v4.1.7
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.80
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.80
[INFO] [stderr]   Downloaded trash v3.0.1
[INFO] [stderr]   Downloaded cxx-build v1.0.80
[INFO] [stderr]   Downloaded time v0.1.44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a984d9a5d72b12638462262009d64a5601050a89e311524ed9603c915f2fc4c
[INFO] running `Command { std: "docker" "start" "-a" "7a984d9a5d72b12638462262009d64a5601050a89e311524ed9603c915f2fc4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a984d9a5d72b12638462262009d64a5601050a89e311524ed9603c915f2fc4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a984d9a5d72b12638462262009d64a5601050a89e311524ed9603c915f2fc4c", kill_on_drop: false }`
[INFO] [stdout] 7a984d9a5d72b12638462262009d64a5601050a89e311524ed9603c915f2fc4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f1f227191ea6daa8bba47d74a76478baf6ef9b46b28037aef754d974ca8c54d
[INFO] running `Command { std: "docker" "start" "-a" "8f1f227191ea6daa8bba47d74a76478baf6ef9b46b28037aef754d974ca8c54d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling time-macros v0.2.8
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling is-terminal v0.4.3
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling chrono v0.4.23
[INFO] [stderr]    Compiling time v0.3.20
[INFO] [stderr]    Compiling trash v3.0.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v4.1.7
[INFO] [stderr]    Compiling clap v4.1.7
[INFO] [stderr]    Compiling clap_complete v4.1.4
[INFO] [stderr]    Compiling clap_complete_nushell v0.1.10
[INFO] [stderr]    Compiling conceal v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `conceal v0.2.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/conceal-7b78872e335cfb9f/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] running `Command { std: "docker" "inspect" "8f1f227191ea6daa8bba47d74a76478baf6ef9b46b28037aef754d974ca8c54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f1f227191ea6daa8bba47d74a76478baf6ef9b46b28037aef754d974ca8c54d", kill_on_drop: false }`
[INFO] [stdout] 8f1f227191ea6daa8bba47d74a76478baf6ef9b46b28037aef754d974ca8c54d
