[INFO] cloning repository https://github.com/ben0x539/bswam
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ben0x539/bswam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fben0x539%2Fbswam", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fben0x539%2Fbswam'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1210769bcd2bb58ae94603776c11ec1c9021323
[INFO] checking ben0x539/bswam against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fben0x539%2Fbswam" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ben0x539/bswam on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ben0x539/bswam
[INFO] finished tweaking git repo https://github.com/ben0x539/bswam
[INFO] tweaked toml for git repo https://github.com/ben0x539/bswam written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ben0x539/bswam already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21aeac6ac5344e1fc0bd1b316d1f9c299b1e6f6318bb569bcd451e793219f84e
[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" "21aeac6ac5344e1fc0bd1b316d1f9c299b1e6f6318bb569bcd451e793219f84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21aeac6ac5344e1fc0bd1b316d1f9c299b1e6f6318bb569bcd451e793219f84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21aeac6ac5344e1fc0bd1b316d1f9c299b1e6f6318bb569bcd451e793219f84e", kill_on_drop: false }`
[INFO] [stdout] 21aeac6ac5344e1fc0bd1b316d1f9c299b1e6f6318bb569bcd451e793219f84e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 189e3bcd4abe5827fa31b71bd1371cfbe764b14d63676cdcb254256a91779ce8
[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" "189e3bcd4abe5827fa31b71bd1371cfbe764b14d63676cdcb254256a91779ce8", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling bswam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `bswam v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/bswam-4064e2d631fc481b/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   touch: cannot touch 'build.rs': Read-only file system
[INFO] [stderr]   Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] running `Command { std: "docker" "inspect" "189e3bcd4abe5827fa31b71bd1371cfbe764b14d63676cdcb254256a91779ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "189e3bcd4abe5827fa31b71bd1371cfbe764b14d63676cdcb254256a91779ce8", kill_on_drop: false }`
[INFO] [stdout] 189e3bcd4abe5827fa31b71bd1371cfbe764b14d63676cdcb254256a91779ce8