[INFO] fetching crate ruma-federation-api 0.1.0-alpha.1...
[INFO] checking ruma-federation-api-0.1.0-alpha.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate ruma-federation-api 0.1.0-alpha.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ruma-federation-api 0.1.0-alpha.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruma-federation-api 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate ruma-federation-api 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate ruma-federation-api 0.1.0-alpha.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91f2e916ddd6969d33a14d2522ac7dc7bd2533f982508f5767adec4d308ecae4
[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" "91f2e916ddd6969d33a14d2522ac7dc7bd2533f982508f5767adec4d308ecae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91f2e916ddd6969d33a14d2522ac7dc7bd2533f982508f5767adec4d308ecae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91f2e916ddd6969d33a14d2522ac7dc7bd2533f982508f5767adec4d308ecae4", kill_on_drop: false }`
[INFO] [stdout] 91f2e916ddd6969d33a14d2522ac7dc7bd2533f982508f5767adec4d308ecae4
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] b981fee1284eaa63936b790993653cb17ee56dbd9f5b9380609127db24982d00
[INFO] running `Command { std: "docker" "start" "-a" "b981fee1284eaa63936b790993653cb17ee56dbd9f5b9380609127db24982d00", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling ruma-identifiers-validation v0.2.4
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling ruma-identifiers-macros v0.18.0-alpha.1
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]     Checking js_int v0.2.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling ruma-serde-macros v0.3.2
[INFO] [stderr]    Compiling ruma-api-macros v0.17.0-alpha.2
[INFO] [stderr]    Compiling ruma-events-macros v0.22.0-alpha.2
[INFO] [stderr]     Checking ruma-serde v0.3.2
[INFO] [stderr]     Checking ruma-identifiers v0.18.0-alpha.1
[INFO] [stderr]     Checking ruma-common v0.3.0-alpha.1
[INFO] [stderr]     Checking ruma-api v0.17.0-alpha.2
[INFO] [stderr]     Checking ruma-events v0.22.0-alpha.2
[INFO] [stderr]     Checking ruma-federation-api v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "b981fee1284eaa63936b790993653cb17ee56dbd9f5b9380609127db24982d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b981fee1284eaa63936b790993653cb17ee56dbd9f5b9380609127db24982d00", kill_on_drop: false }`
[INFO] [stdout] b981fee1284eaa63936b790993653cb17ee56dbd9f5b9380609127db24982d00