[INFO] cloning repository https://github.com/helium/gateway-mfr-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/helium/gateway-mfr-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelium%2Fgateway-mfr-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelium%2Fgateway-mfr-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 981b1ee65a6b494298d111395dc329f397979ebb
[INFO] checking helium/gateway-mfr-rs against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelium%2Fgateway-mfr-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/helium/gateway-mfr-rs on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/helium/gateway-mfr-rs
[INFO] finished tweaking git repo https://github.com/helium/gateway-mfr-rs
[INFO] tweaked toml for git repo https://github.com/helium/gateway-mfr-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/helium/gateway-mfr-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb112ec23aed4bb1dc4a37571a2e5a08390466a0a0d26f078de3b8df2cde4b4c
[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" "bb112ec23aed4bb1dc4a37571a2e5a08390466a0a0d26f078de3b8df2cde4b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb112ec23aed4bb1dc4a37571a2e5a08390466a0a0d26f078de3b8df2cde4b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb112ec23aed4bb1dc4a37571a2e5a08390466a0a0d26f078de3b8df2cde4b4c", kill_on_drop: false }`
[INFO] [stdout] bb112ec23aed4bb1dc4a37571a2e5a08390466a0a0d26f078de3b8df2cde4b4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 62e802f1b44d73e35d3ace7fbf10c6bd3983cb8259b9c4bcfc0bb7c0c705653a
[INFO] running `Command { std: "docker" "start" "-a" "62e802f1b44d73e35d3ace7fbf10c6bd3983cb8259b9c4bcfc0bb7c0c705653a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking der v0.4.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking crypto-mac v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking angry-purple-tiger v0.1.0
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking resize-slice v0.1.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking i2c-linux-sys v0.2.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking i2c-linux v0.1.2
[INFO] [stderr]     Checking ff v0.10.0
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking ed25519 v1.1.1
[INFO] [stderr]     Checking group v0.10.0
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking crypto-bigint v0.2.2
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking elliptic-curve v0.10.3
[INFO] [stderr]     Checking ed25519-dalek v1.0.1 (https://github.com/helium/ed25519-dalek?branch=madninja/bump_rand#d9b58a53)
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking ecdsa v0.12.2
[INFO] [stderr]     Checking p256 v0.9.0 (https://github.com/helium/elliptic-curves?branch=madninja/compact_point_impl#b3051010)
[INFO] [stderr]     Checking helium-crypto v0.2.1 (https://github.com/helium/helium-crypto-rs?tag=v0.2.1#8abf4074)
[INFO] [stderr]     Checking ecc608-linux v0.1.0
[INFO] [stderr]     Checking gateway-mfr v0.1.4-dev (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "62e802f1b44d73e35d3ace7fbf10c6bd3983cb8259b9c4bcfc0bb7c0c705653a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62e802f1b44d73e35d3ace7fbf10c6bd3983cb8259b9c4bcfc0bb7c0c705653a", kill_on_drop: false }`
[INFO] [stdout] 62e802f1b44d73e35d3ace7fbf10c6bd3983cb8259b9c4bcfc0bb7c0c705653a