[INFO] fetching crate mailme 0.1.1... [INFO] checking mailme-0.1.1 against beta for pr-78714 [INFO] extracting crate mailme 0.1.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate mailme 0.1.1 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 mailme 0.1.1 [INFO] finished tweaking crates.io crate mailme 0.1.1 [INFO] tweaked toml for crates.io crate mailme 0.1.1 written to /workspace/builds/worker-8/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] [stderr] Blocking waiting for file lock on package cache [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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 76abdba8f2b15f3dee33bd5890943ac9ceef60524d85012f4c742bc00f1498b9 [INFO] running `Command { std: "docker" "start" "-a" "76abdba8f2b15f3dee33bd5890943ac9ceef60524d85012f4c742bc00f1498b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76abdba8f2b15f3dee33bd5890943ac9ceef60524d85012f4c742bc00f1498b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76abdba8f2b15f3dee33bd5890943ac9ceef60524d85012f4c742bc00f1498b9", kill_on_drop: false }` [INFO] [stdout] 76abdba8f2b15f3dee33bd5890943ac9ceef60524d85012f4c742bc00f1498b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] ad4e41476449cd6f8ba8bf658ed2d9144b1b7b5f6396ec439a3c83ad2a7abfc7 [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" "ad4e41476449cd6f8ba8bf658ed2d9144b1b7b5f6396ec439a3c83ad2a7abfc7", kill_on_drop: false }` [INFO] [stderr] Compiling lexical-core v0.7.4 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking bytes v0.6.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking dotenv v0.15.0 [INFO] [stderr] Compiling ring v0.16.15 [INFO] [stderr] Compiling tokio v0.3.3 [INFO] [stderr] Compiling nom v6.0.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mio v0.7.5 [INFO] [stderr] Checking bitvec v0.19.4 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Checking thiserror v1.0.22 [INFO] [stderr] Checking webpki v0.21.3 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking rustls v0.18.1 [INFO] [stderr] Checking webpki-roots v0.20.0 [INFO] [stderr] Checking tokio-rustls v0.20.0 [INFO] [stderr] Checking mailme v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.97s [INFO] running `Command { std: "docker" "inspect" "ad4e41476449cd6f8ba8bf658ed2d9144b1b7b5f6396ec439a3c83ad2a7abfc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad4e41476449cd6f8ba8bf658ed2d9144b1b7b5f6396ec439a3c83ad2a7abfc7", kill_on_drop: false }` [INFO] [stdout] ad4e41476449cd6f8ba8bf658ed2d9144b1b7b5f6396ec439a3c83ad2a7abfc7