[INFO] fetching crate isow 0.3.0...
[INFO] checking isow-0.3.0 against beta for pr-78714
[INFO] extracting crate isow 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate isow 0.3.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate isow 0.3.0
[INFO] finished tweaking crates.io crate isow 0.3.0
[INFO] tweaked toml for crates.io crate isow 0.3.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate isow 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ae8ac67147f4cbf51c14ddd154120c1bd246d7ff97e5a5bdf4300bbb79a14dc
[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" "7ae8ac67147f4cbf51c14ddd154120c1bd246d7ff97e5a5bdf4300bbb79a14dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ae8ac67147f4cbf51c14ddd154120c1bd246d7ff97e5a5bdf4300bbb79a14dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ae8ac67147f4cbf51c14ddd154120c1bd246d7ff97e5a5bdf4300bbb79a14dc", kill_on_drop: false }`
[INFO] [stdout] 7ae8ac67147f4cbf51c14ddd154120c1bd246d7ff97e5a5bdf4300bbb79a14dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec8942663011d77e806dc89e29985ea2d19b0ed4e24bd86675bc87ae59e6ca76
[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" "ec8942663011d77e806dc89e29985ea2d19b0ed4e24bd86675bc87ae59e6ca76", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.27
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]    Compiling rbtag_derive v0.3.0
[INFO] [stderr]     Checking isocal v0.1.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rbtag v0.3.0
[INFO] [stderr]     Checking isow v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] fatal: not a git repository (or any parent up to mount point /opt/rustwide)
[INFO] [stderr] Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
[INFO] [stderr] fatal: not a git repository (or any parent up to mount point /opt/rustwide)
[INFO] [stderr] Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.09s
[INFO] running `Command { std: "docker" "inspect" "ec8942663011d77e806dc89e29985ea2d19b0ed4e24bd86675bc87ae59e6ca76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec8942663011d77e806dc89e29985ea2d19b0ed4e24bd86675bc87ae59e6ca76", kill_on_drop: false }`
[INFO] [stdout] ec8942663011d77e806dc89e29985ea2d19b0ed4e24bd86675bc87ae59e6ca76