[INFO] fetching crate langsan 0.0.10...
[INFO] checking langsan-0.0.10 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate langsan 0.0.10 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate langsan 0.0.10
[INFO] finished tweaking crates.io crate langsan 0.0.10
[INFO] tweaked toml for crates.io crate langsan 0.0.10 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate langsan 0.0.10 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75eabd9a06ff9e25e7506fa8abdaef98dec523960ebd6f3417b2ce8953c79071
[INFO] running `Command { std: "docker" "start" "-a" "75eabd9a06ff9e25e7506fa8abdaef98dec523960ebd6f3417b2ce8953c79071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75eabd9a06ff9e25e7506fa8abdaef98dec523960ebd6f3417b2ce8953c79071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75eabd9a06ff9e25e7506fa8abdaef98dec523960ebd6f3417b2ce8953c79071", kill_on_drop: false }`
[INFO] [stdout] 75eabd9a06ff9e25e7506fa8abdaef98dec523960ebd6f3417b2ce8953c79071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 539d5827e230a7f67f1042f1216faebed1988752561dbcb1d57a93d823d940f6
[INFO] running `Command { std: "docker" "start" "-a" "539d5827e230a7f67f1042f1216faebed1988752561dbcb1d57a93d823d940f6", kill_on_drop: false }`
[INFO] [stderr]     Checking serde_json v1.0.143
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling langsan v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `langsan v0.0.10 (/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/langsan-499c6372ce147cf1/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" "539d5827e230a7f67f1042f1216faebed1988752561dbcb1d57a93d823d940f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "539d5827e230a7f67f1042f1216faebed1988752561dbcb1d57a93d823d940f6", kill_on_drop: false }`
[INFO] [stdout] 539d5827e230a7f67f1042f1216faebed1988752561dbcb1d57a93d823d940f6