[INFO] fetching crate reproto-ast 0.3.36...
[INFO] checking reproto-ast-0.3.36 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] extracting crate reproto-ast 0.3.36 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate reproto-ast 0.3.36 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reproto-ast 0.3.36
[INFO] finished tweaking crates.io crate reproto-ast 0.3.36
[INFO] tweaked toml for crates.io crate reproto-ast 0.3.36 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "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] ffc566d0937b171fc98dff22de9b49d102ab1f54f5d92b88f788add495b5d3d4
[INFO] running `Command { std: "docker" "start" "-a" "ffc566d0937b171fc98dff22de9b49d102ab1f54f5d92b88f788add495b5d3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffc566d0937b171fc98dff22de9b49d102ab1f54f5d92b88f788add495b5d3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffc566d0937b171fc98dff22de9b49d102ab1f54f5d92b88f788add495b5d3d4", kill_on_drop: false }`
[INFO] [stdout] ffc566d0937b171fc98dff22de9b49d102ab1f54f5d92b88f788add495b5d3d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2a77baf73b83941f6cab4956117e7664ef676e391db8fc5eccfa20718e4cdfd
[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" "a2a77baf73b83941f6cab4956117e7664ef676e391db8fc5eccfa20718e4cdfd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking reproto-core v0.3.36
[INFO] [stderr]     Checking reproto-lexer v0.3.36
[INFO] [stderr]     Checking reproto-ast v0.3.36 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.81s
[INFO] running `Command { std: "docker" "inspect" "a2a77baf73b83941f6cab4956117e7664ef676e391db8fc5eccfa20718e4cdfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2a77baf73b83941f6cab4956117e7664ef676e391db8fc5eccfa20718e4cdfd", kill_on_drop: false }`
[INFO] [stdout] a2a77baf73b83941f6cab4956117e7664ef676e391db8fc5eccfa20718e4cdfd