[INFO] fetching crate ruma-events-macros 0.22.0-alpha.1...
[INFO] checking ruma-events-macros-0.22.0-alpha.1 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate ruma-events-macros 0.22.0-alpha.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ruma-events-macros 0.22.0-alpha.1 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruma-events-macros 0.22.0-alpha.1
[INFO] finished tweaking crates.io crate ruma-events-macros 0.22.0-alpha.1
[INFO] tweaked toml for crates.io crate ruma-events-macros 0.22.0-alpha.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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] e3013c83aa1f0647588f91e781cd35641b55b26f06001587b890b3d4d6ab82fd
[INFO] running `Command { std: "docker" "start" "-a" "e3013c83aa1f0647588f91e781cd35641b55b26f06001587b890b3d4d6ab82fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3013c83aa1f0647588f91e781cd35641b55b26f06001587b890b3d4d6ab82fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3013c83aa1f0647588f91e781cd35641b55b26f06001587b890b3d4d6ab82fd", kill_on_drop: false }`
[INFO] [stdout] e3013c83aa1f0647588f91e781cd35641b55b26f06001587b890b3d4d6ab82fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a98324ca9d82c135a1044a3bd9f4ab91cb709b6350201eed78411753ab5d4f3a
[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" "a98324ca9d82c135a1044a3bd9f4ab91cb709b6350201eed78411753ab5d4f3a", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking ruma-events-macros v0.22.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking ruma-identifiers-validation v0.1.1
[INFO] [stderr]     Checking js_int v0.1.9
[INFO] [stderr]    Compiling ruma-identifiers-macros v0.17.4
[INFO] [stderr]     Checking ruma-identifiers v0.17.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.75s
[INFO] running `Command { std: "docker" "inspect" "a98324ca9d82c135a1044a3bd9f4ab91cb709b6350201eed78411753ab5d4f3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a98324ca9d82c135a1044a3bd9f4ab91cb709b6350201eed78411753ab5d4f3a", kill_on_drop: false }`
[INFO] [stdout] a98324ca9d82c135a1044a3bd9f4ab91cb709b6350201eed78411753ab5d4f3a