[INFO] fetching crate pwfr 0.0.0-none...
[INFO] checking pwfr-0.0.0-none against beta for pr-78714
[INFO] extracting crate pwfr 0.0.0-none into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate pwfr 0.0.0-none 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 pwfr 0.0.0-none
[INFO] finished tweaking crates.io crate pwfr 0.0.0-none
[INFO] tweaked toml for crates.io crate pwfr 0.0.0-none written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate pwfr 0.0.0-none 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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb5eccea307ffe6cd46c122d24ec49e826fd34d8d73434ac7352de348e78d021
[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" "fb5eccea307ffe6cd46c122d24ec49e826fd34d8d73434ac7352de348e78d021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb5eccea307ffe6cd46c122d24ec49e826fd34d8d73434ac7352de348e78d021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb5eccea307ffe6cd46c122d24ec49e826fd34d8d73434ac7352de348e78d021", kill_on_drop: false }`
[INFO] [stdout] fb5eccea307ffe6cd46c122d24ec49e826fd34d8d73434ac7352de348e78d021
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8962a9996bae5eff91b8d61a6f0e4d0e866864f6ecb6b60a450a3cce9d8c744
[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" "a8962a9996bae5eff91b8d61a6f0e4d0e866864f6ecb6b60a450a3cce9d8c744", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking pest v2.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking backtrace v0.3.38
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking pwfr v0.0.0-none (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.78s
[INFO] running `Command { std: "docker" "inspect" "a8962a9996bae5eff91b8d61a6f0e4d0e866864f6ecb6b60a450a3cce9d8c744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8962a9996bae5eff91b8d61a6f0e4d0e866864f6ecb6b60a450a3cce9d8c744", kill_on_drop: false }`
[INFO] [stdout] a8962a9996bae5eff91b8d61a6f0e4d0e866864f6ecb6b60a450a3cce9d8c744