[INFO] fetching crate mqtt-sn 0.2.2...
[INFO] checking mqtt-sn-0.2.2 against try#0edd13c68435d50367c79cef43ac2768d2ec4f3d for pr-129422
[INFO] extracting crate mqtt-sn 0.2.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate mqtt-sn 0.2.2 on toolchain 0edd13c68435d50367c79cef43ac2768d2ec4f3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mqtt-sn 0.2.2
[INFO] finished tweaking crates.io crate mqtt-sn 0.2.2
[INFO] tweaked toml for crates.io crate mqtt-sn 0.2.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding assert_hex v0.2.2 (latest: v0.4.1)
[INFO] [stderr]       Adding bitfield v0.13.2 (latest: v0.16.1)
[INFO] [stderr]       Adding defmt v0.2.3 (latest: v0.3.8)
[INFO] [stderr]       Adding defmt-macros v0.2.3 (latest: v0.3.9)
[INFO] [stderr]       Adding defmt-parser v0.2.2 (latest: v0.3.4)
[INFO] [stderr]       Adding hash32 v0.2.1 (latest: v0.3.1)
[INFO] [stderr]       Adding heapless v0.7.17 (latest: v0.8.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7701ced5f54e0e663fe8d7ceb0ec302e25ed956827fffa0182cfef6975253bab
[INFO] running `Command { std: "docker" "start" "-a" "7701ced5f54e0e663fe8d7ceb0ec302e25ed956827fffa0182cfef6975253bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7701ced5f54e0e663fe8d7ceb0ec302e25ed956827fffa0182cfef6975253bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7701ced5f54e0e663fe8d7ceb0ec302e25ed956827fffa0182cfef6975253bab", kill_on_drop: false }`
[INFO] [stdout] 7701ced5f54e0e663fe8d7ceb0ec302e25ed956827fffa0182cfef6975253bab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c405534478f7782d6394d547cd1b3a30db219826fd82b5d186f34cc8e178866f
[INFO] running `Command { std: "docker" "start" "-a" "c405534478f7782d6394d547cd1b3a30db219826fd82b5d186f34cc8e178866f", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking byte v0.2.7
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking assert_hex v0.2.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking mqtt-sn v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "c405534478f7782d6394d547cd1b3a30db219826fd82b5d186f34cc8e178866f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c405534478f7782d6394d547cd1b3a30db219826fd82b5d186f34cc8e178866f", kill_on_drop: false }`
[INFO] [stdout] c405534478f7782d6394d547cd1b3a30db219826fd82b5d186f34cc8e178866f