[INFO] fetching crate embedded-nal-minimal-coapserver 0.2.1...
[INFO] checking embedded-nal-minimal-coapserver-0.2.1 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate embedded-nal-minimal-coapserver 0.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate embedded-nal-minimal-coapserver 0.2.1 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate embedded-nal-minimal-coapserver 0.2.1
[INFO] finished tweaking crates.io crate embedded-nal-minimal-coapserver 0.2.1
[INFO] tweaked toml for crates.io crate embedded-nal-minimal-coapserver 0.2.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded no-std-net v0.4.0
[INFO] [stderr]   Downloaded coap-message v0.2.0
[INFO] [stderr]   Downloaded windowed-infinity v0.1.1
[INFO] [stderr]   Downloaded embedded-nal v0.2.0
[INFO] [stderr]   Downloaded coap-handler v0.1.0
[INFO] [stderr]   Downloaded coap-message-utils v0.1.0
[INFO] [stderr]   Downloaded coap-numbers v0.1.2
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5b0998e3718a2db8ba5a1109b559cfaa8101ed04cad5b072801acc10c5aed44
[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" "b5b0998e3718a2db8ba5a1109b559cfaa8101ed04cad5b072801acc10c5aed44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5b0998e3718a2db8ba5a1109b559cfaa8101ed04cad5b072801acc10c5aed44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5b0998e3718a2db8ba5a1109b559cfaa8101ed04cad5b072801acc10c5aed44", kill_on_drop: false }`
[INFO] [stdout] b5b0998e3718a2db8ba5a1109b559cfaa8101ed04cad5b072801acc10c5aed44
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b132a40f670a18e717b850a9144b317b5191ae77b128341ae4227c66df3d9607
[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" "b132a40f670a18e717b850a9144b317b5191ae77b128341ae4227c66df3d9607", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking coap-message v0.2.0
[INFO] [stderr]     Checking no-std-net v0.4.0
[INFO] [stderr]     Checking coap-numbers v0.1.2
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking as-slice v0.1.4
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking coap-message-utils v0.1.0
[INFO] [stderr]     Checking embedded-nal v0.2.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking windowed-infinity v0.1.1
[INFO] [stderr]     Checking coap-handler v0.1.0
[INFO] [stderr]     Checking embedded-nal-minimal-coapserver v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.11s
[INFO] running `Command { std: "docker" "inspect" "b132a40f670a18e717b850a9144b317b5191ae77b128341ae4227c66df3d9607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b132a40f670a18e717b850a9144b317b5191ae77b128341ae4227c66df3d9607", kill_on_drop: false }`
[INFO] [stdout] b132a40f670a18e717b850a9144b317b5191ae77b128341ae4227c66df3d9607