[INFO] fetching crate rustomaton 0.2.1...
[INFO] checking rustomaton-0.2.1 against beta for pr-78714
[INFO] extracting crate rustomaton 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rustomaton 0.2.1 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 rustomaton 0.2.1
[INFO] finished tweaking crates.io crate rustomaton 0.2.1
[INFO] tweaked toml for crates.io crate rustomaton 0.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] faf15fbbd6b960d6cf1a74d2f709e7a9da5ca3af3f69bac4098cddbf4653789e
[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" "faf15fbbd6b960d6cf1a74d2f709e7a9da5ca3af3f69bac4098cddbf4653789e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faf15fbbd6b960d6cf1a74d2f709e7a9da5ca3af3f69bac4098cddbf4653789e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf15fbbd6b960d6cf1a74d2f709e7a9da5ca3af3f69bac4098cddbf4653789e", kill_on_drop: false }`
[INFO] [stdout] faf15fbbd6b960d6cf1a74d2f709e7a9da5ca3af3f69bac4098cddbf4653789e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] d10566115835187ae3ef1015909230b1508fe94c0b23ef067d942def3d8911e2
[INFO] running `Command { std: "docker" "start" "-a" "d10566115835187ae3ef1015909230b1508fe94c0b23ef067d942def3d8911e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling logos-derive v0.9.7
[INFO] [stderr]     Checking logos v0.9.7
[INFO] [stderr]     Checking rustomaton v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.67s
[INFO] running `Command { std: "docker" "inspect" "d10566115835187ae3ef1015909230b1508fe94c0b23ef067d942def3d8911e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10566115835187ae3ef1015909230b1508fe94c0b23ef067d942def3d8911e2", kill_on_drop: false }`
[INFO] [stdout] d10566115835187ae3ef1015909230b1508fe94c0b23ef067d942def3d8911e2