[INFO] fetching crate in-container 1.0.0...
[INFO] checking in-container-1.0.0 against beta for pr-78714
[INFO] extracting crate in-container 1.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate in-container 1.0.0 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 in-container 1.0.0
[INFO] finished tweaking crates.io crate in-container 1.0.0
[INFO] tweaked toml for crates.io crate in-container 1.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate in-container 1.0.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2ef418e64844d4fb2e11cbc57e8200c8c02c2baacd847bc8e6b7edde123a75b8
[INFO] running `Command { std: "docker" "start" "-a" "2ef418e64844d4fb2e11cbc57e8200c8c02c2baacd847bc8e6b7edde123a75b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ef418e64844d4fb2e11cbc57e8200c8c02c2baacd847bc8e6b7edde123a75b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef418e64844d4fb2e11cbc57e8200c8c02c2baacd847bc8e6b7edde123a75b8", kill_on_drop: false }`
[INFO] [stdout] 2ef418e64844d4fb2e11cbc57e8200c8c02c2baacd847bc8e6b7edde123a75b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9a3385c2c0088b21457dedce83ddde76f148662145685b0a30edcd4391f2ee15
[INFO] running `Command { std: "docker" "start" "-a" "9a3385c2c0088b21457dedce83ddde76f148662145685b0a30edcd4391f2ee15", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking os_str_bytes v2.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking in-container v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.09s
[INFO] running `Command { std: "docker" "inspect" "9a3385c2c0088b21457dedce83ddde76f148662145685b0a30edcd4391f2ee15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a3385c2c0088b21457dedce83ddde76f148662145685b0a30edcd4391f2ee15", kill_on_drop: false }`
[INFO] [stdout] 9a3385c2c0088b21457dedce83ddde76f148662145685b0a30edcd4391f2ee15