[INFO] fetching crate ruma-api 0.17.0-alpha.1...
[INFO] checking ruma-api-0.17.0-alpha.1 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate ruma-api 0.17.0-alpha.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ruma-api 0.17.0-alpha.1 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruma-api 0.17.0-alpha.1
[INFO] finished tweaking crates.io crate ruma-api 0.17.0-alpha.1
[INFO] tweaked toml for crates.io crate ruma-api 0.17.0-alpha.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] a371c9047a29ecf7aa3bf59135cb8eb74842f9e7165ef9df0222f5c00f6bb96f
[INFO] running `Command { std: "docker" "start" "-a" "a371c9047a29ecf7aa3bf59135cb8eb74842f9e7165ef9df0222f5c00f6bb96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a371c9047a29ecf7aa3bf59135cb8eb74842f9e7165ef9df0222f5c00f6bb96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a371c9047a29ecf7aa3bf59135cb8eb74842f9e7165ef9df0222f5c00f6bb96f", kill_on_drop: false }`
[INFO] [stdout] a371c9047a29ecf7aa3bf59135cb8eb74842f9e7165ef9df0222f5c00f6bb96f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6142021f4f22eebd558088c56fa29a7247ef3d5fe6fcf18235fbb23da92d07de
[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" "6142021f4f22eebd558088c56fa29a7247ef3d5fe6fcf18235fbb23da92d07de", kill_on_drop: false }`
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling ruma-events-macros v0.22.0-alpha.1
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking ruma-serde v0.2.3
[INFO] [stderr]     Checking ruma-common v0.2.0
[INFO] [stderr]     Checking ruma-api v0.17.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ruma-events v0.22.0-alpha.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.75s
[INFO] running `Command { std: "docker" "inspect" "6142021f4f22eebd558088c56fa29a7247ef3d5fe6fcf18235fbb23da92d07de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6142021f4f22eebd558088c56fa29a7247ef3d5fe6fcf18235fbb23da92d07de", kill_on_drop: false }`
[INFO] [stdout] 6142021f4f22eebd558088c56fa29a7247ef3d5fe6fcf18235fbb23da92d07de