[INFO] fetching crate benzene 0.2.0...
[INFO] checking benzene-0.2.0 against beta for pr-78714
[INFO] extracting crate benzene 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate benzene 0.2.0 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 benzene 0.2.0
[INFO] finished tweaking crates.io crate benzene 0.2.0
[INFO] tweaked toml for crates.io crate benzene 0.2.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 952d0be6f6cc30adc2fe344fe9e5f40ad13434d47f322ce20b1e3f6081158d91
[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" "952d0be6f6cc30adc2fe344fe9e5f40ad13434d47f322ce20b1e3f6081158d91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "952d0be6f6cc30adc2fe344fe9e5f40ad13434d47f322ce20b1e3f6081158d91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "952d0be6f6cc30adc2fe344fe9e5f40ad13434d47f322ce20b1e3f6081158d91", kill_on_drop: false }`
[INFO] [stdout] 952d0be6f6cc30adc2fe344fe9e5f40ad13434d47f322ce20b1e3f6081158d91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 119f428a3634eeffeed4250516dabdff1489b22de15694fb8e91ab0f068c0c81
[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" "119f428a3634eeffeed4250516dabdff1489b22de15694fb8e91ab0f068c0c81", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling pulldown-cmark v0.0.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling skeptic v0.6.1
[INFO] [stderr]    Compiling carboxyl v0.2.1
[INFO] [stderr]     Checking benzene v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.08s
[INFO] running `Command { std: "docker" "inspect" "119f428a3634eeffeed4250516dabdff1489b22de15694fb8e91ab0f068c0c81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "119f428a3634eeffeed4250516dabdff1489b22de15694fb8e91ab0f068c0c81", kill_on_drop: false }`
[INFO] [stdout] 119f428a3634eeffeed4250516dabdff1489b22de15694fb8e91ab0f068c0c81