[INFO] fetching crate semtech-udp 0.3.0...
[INFO] checking semtech-udp-0.3.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate semtech-udp 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate semtech-udp 0.3.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking crates.io crate semtech-udp 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate semtech-udp 0.3.0
[INFO] tweaked toml for crates.io crate semtech-udp 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate semtech-udp 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-crate v0.1.5
[INFO] [stderr]   Downloaded pcap v0.7.0
[INFO] [stderr]   Downloaded etherparse v0.9.0
[INFO] [stderr]   Downloaded syn v1.0.36
[INFO] [stderr]   Downloaded lorawan v0.6.0
[INFO] [stderr]   Downloaded num_enum_derive v0.4.3
[INFO] [stderr]   Downloaded num_enum v0.4.3
[INFO] [stderr]   Downloaded structopt-derive v0.4.9
[INFO] [stderr]   Downloaded structopt v0.3.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3169c9cf1c5a572c25aeda5d422bc47c097de4ecf2aa6982aa1ca3ac48b35ca4
[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" "3169c9cf1c5a572c25aeda5d422bc47c097de4ecf2aa6982aa1ca3ac48b35ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3169c9cf1c5a572c25aeda5d422bc47c097de4ecf2aa6982aa1ca3ac48b35ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3169c9cf1c5a572c25aeda5d422bc47c097de4ecf2aa6982aa1ca3ac48b35ca4", kill_on_drop: false }`
[INFO] [stdout] 3169c9cf1c5a572c25aeda5d422bc47c097de4ecf2aa6982aa1ca3ac48b35ca4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e2b953ed0edaf510244c1b1dce1a949f56f215a71666987163329124662c1ca
[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" "4e2b953ed0edaf510244c1b1dce1a949f56f215a71666987163329124662c1ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling pcap v0.7.0
[INFO] [stderr]     Checking dbl v0.2.1
[INFO] [stderr]     Checking clap v2.33.2
[INFO] [stderr]     Checking etherparse v0.9.0
[INFO] [stderr]     Checking cmac v0.2.0
[INFO] [stderr]     Checking lorawan v0.6.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling num_enum_derive v0.4.3
[INFO] [stderr]     Checking num_enum v0.4.3
[INFO] [stderr]     Checking semtech-udp v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "4e2b953ed0edaf510244c1b1dce1a949f56f215a71666987163329124662c1ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e2b953ed0edaf510244c1b1dce1a949f56f215a71666987163329124662c1ca", kill_on_drop: false }`
[INFO] [stdout] 4e2b953ed0edaf510244c1b1dce1a949f56f215a71666987163329124662c1ca