[INFO] fetching crate rapt 0.1.4...
[INFO] checking rapt-0.1.4 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate rapt 0.1.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rapt 0.1.4 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rapt 0.1.4
[INFO] finished tweaking crates.io crate rapt 0.1.4
[INFO] tweaked toml for crates.io crate rapt 0.1.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mqttc v0.1.4
[INFO] [stderr]   Downloaded rapt_derive v0.1.4
[INFO] [stderr]   Downloaded netopt v0.1.3
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d153bd798dc2c633cc3c37ecb6d2e2ce7083f441e9dbf299b48317b134912e14
[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" "d153bd798dc2c633cc3c37ecb6d2e2ce7083f441e9dbf299b48317b134912e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d153bd798dc2c633cc3c37ecb6d2e2ce7083f441e9dbf299b48317b134912e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d153bd798dc2c633cc3c37ecb6d2e2ce7083f441e9dbf299b48317b134912e14", kill_on_drop: false }`
[INFO] [stdout] d153bd798dc2c633cc3c37ecb6d2e2ce7083f441e9dbf299b48317b134912e14
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52ea4d989b37633cc267e77fd263a08f1424694238602b87acb2b7fb67b38a1b
[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" "52ea4d989b37633cc267e77fd263a08f1424694238602b87acb2b7fb67b38a1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rapt_derive v0.1.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rapt v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `netopt`
[INFO] [stdout]   --> examples/mqtt.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | extern crate netopt;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rapt`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "52ea4d989b37633cc267e77fd263a08f1424694238602b87acb2b7fb67b38a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52ea4d989b37633cc267e77fd263a08f1424694238602b87acb2b7fb67b38a1b", kill_on_drop: false }`
[INFO] [stdout] 52ea4d989b37633cc267e77fd263a08f1424694238602b87acb2b7fb67b38a1b