[INFO] fetching crate requiem-tracing 0.1.0...
[INFO] checking requiem-tracing-0.1.0 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] extracting crate requiem-tracing 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate requiem-tracing 0.1.0 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 requiem-tracing 0.1.0
[INFO] finished tweaking crates.io crate requiem-tracing 0.1.0
[INFO] tweaked toml for crates.io crate requiem-tracing 0.1.0 written to /workspace/builds/worker-4/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-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3217d0d4eb013c22f6f429d001d791110a2665d7a0ba72ea04b2e8022ac6cc82
[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" "3217d0d4eb013c22f6f429d001d791110a2665d7a0ba72ea04b2e8022ac6cc82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3217d0d4eb013c22f6f429d001d791110a2665d7a0ba72ea04b2e8022ac6cc82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3217d0d4eb013c22f6f429d001d791110a2665d7a0ba72ea04b2e8022ac6cc82", kill_on_drop: false }`
[INFO] [stdout] 3217d0d4eb013c22f6f429d001d791110a2665d7a0ba72ea04b2e8022ac6cc82
[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" "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] efb1f237381f2a09a7c11d5587db97b03f9398bb4a9bb56ffb39aeb27ef598a9
[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" "efb1f237381f2a09a7c11d5587db97b03f9398bb4a9bb56ffb39aeb27ef598a9", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking tracing-core v0.1.16
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking requiem-threadpool v0.3.1
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking requiem-service v1.0.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking requiem-rt v1.0.0
[INFO] [stderr]     Checking requiem-tracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `actix_rt`
[INFO] [stdout]    --> src/lib.rs:227:5
[INFO] [stdout]     |
[INFO] [stdout] 227 |     #[requiem_rt::test]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^ not found in `actix_rt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 129 |     use requiem_rt::System;
[INFO] [stdout]     |
[INFO] [stdout] 129 |     use std::alloc::System;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `requiem-tracing`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "efb1f237381f2a09a7c11d5587db97b03f9398bb4a9bb56ffb39aeb27ef598a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb1f237381f2a09a7c11d5587db97b03f9398bb4a9bb56ffb39aeb27ef598a9", kill_on_drop: false }`
[INFO] [stdout] efb1f237381f2a09a7c11d5587db97b03f9398bb4a9bb56ffb39aeb27ef598a9