[INFO] updating cached repository https://github.com/ovh/beamium
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 819ef8c8581b7a1d20f439678505de58c920923c
[INFO] checking ovh/beamium against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovh%2Fbeamium" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ovh/beamium on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ovh/beamium
[INFO] finished tweaking git repo https://github.com/ovh/beamium
[INFO] tweaked toml for git repo https://github.com/ovh/beamium written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ovh/beamium already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b2c5d5a5eacc73db0a053ebc2961716f876a3ff6968b6a6584ef9e583a4d4ab5
[INFO] running `"docker" "start" "-a" "b2c5d5a5eacc73db0a053ebc2961716f876a3ff6968b6a6584ef9e583a4d4ab5"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling protobuf v2.8.1
[INFO] [stderr]    Compiling prometheus v0.7.0
[INFO] [stderr]     Checking paw-raw v1.0.0
[INFO] [stderr]     Checking humanize-rs v0.1.5
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking backoff v0.1.5
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking headers-core v0.1.1
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking tungstenite v0.9.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking headers v0.2.3
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]     Checking syslog v3.3.0
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]    Compiling libssh2-sys v0.2.13
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-syslog v0.12.0
[INFO] [stderr]     Checking slog-scope v4.2.0
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]    Compiling libgit2-sys v0.9.1
[INFO] [stderr]     Checking slog-term v2.4.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling git2 v0.10.1
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking warp v0.1.20
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking tokio-rustls v0.10.2
[INFO] [stderr]     Checking hyper-rustls v0.17.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]    Compiling paw-attributes v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking paw v1.0.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling beamium v2.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking structopt v0.3.3
[INFO] [stderr] error: failed to run custom build command for `beamium v2.0.7 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/beamium-f8250ad34001d4ae/build-script-build` (exit code: 1)
[INFO] [stderr] --- stderr
[INFO] [stderr] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stderr] 
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0: failure::backtrace::internal::InternalBacktrace::new
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/backtrace/internal.rs:46
[INFO] [stderr]    1: failure::backtrace::Backtrace::new
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/backtrace/mod.rs:121
[INFO] [stderr]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/error/error_impl.rs:19
[INFO] [stderr]    3: <failure::error::Error as core::convert::From<F>>::from
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.6/src/error/mod.rs:36
[INFO] [stderr]    4: build_script_build::main
[INFO] [stderr]              at build.rs:27
[INFO] [stderr]    5: std::rt::lang_start::{{closure}}
[INFO] [stderr]              at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libstd/rt.rs:61
[INFO] [stderr]    6: std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]              at src/libstd/rt.rs:48
[INFO] [stderr]       std::panicking::try::do_call
[INFO] [stderr]              at src/libstd/panicking.rs:288
[INFO] [stderr]    7: __rust_maybe_catch_panic
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]    8: std::panicking::try
[INFO] [stderr]              at src/libstd/panicking.rs:267
[INFO] [stderr]       std::panic::catch_unwind
[INFO] [stderr]              at src/libstd/panic.rs:394
[INFO] [stderr]       std::rt::lang_start_internal
[INFO] [stderr]              at src/libstd/rt.rs:47
[INFO] [stderr]    9: std::rt::lang_start
[INFO] [stderr]              at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libstd/rt.rs:61
[INFO] [stderr]   10: main
[INFO] [stderr]   11: __libc_start_main
[INFO] [stderr]   12: _start
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b2c5d5a5eacc73db0a053ebc2961716f876a3ff6968b6a6584ef9e583a4d4ab5"`
[INFO] running `"docker" "rm" "-f" "b2c5d5a5eacc73db0a053ebc2961716f876a3ff6968b6a6584ef9e583a4d4ab5"`
[INFO] [stdout] b2c5d5a5eacc73db0a053ebc2961716f876a3ff6968b6a6584ef9e583a4d4ab5