[INFO] fetching crate dnssector 0.2.0...
[INFO] checking dnssector-0.2.0 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate dnssector 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dnssector 0.2.0 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dnssector 0.2.0
[INFO] finished tweaking crates.io crate dnssector 0.2.0
[INFO] tweaked toml for crates.io crate dnssector 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate dnssector 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.9
[INFO] [stderr]   Downloaded backtrace v0.1.8
[INFO] [stderr]   Downloaded thiserror v1.0.9
[INFO] [stderr]   Downloaded chomp v0.3.1
[INFO] [stderr]   Downloaded either v0.1.7
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded debugtrace v0.1.0
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b8c6d76f635c4eaa52ad98798dde4af52d04b2d6b71f83231eb6ab7dc7969e3
[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" "4b8c6d76f635c4eaa52ad98798dde4af52d04b2d6b71f83231eb6ab7dc7969e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b8c6d76f635c4eaa52ad98798dde4af52d04b2d6b71f83231eb6ab7dc7969e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b8c6d76f635c4eaa52ad98798dde4af52d04b2d6b71f83231eb6ab7dc7969e3", kill_on_drop: false }`
[INFO] [stdout] 4b8c6d76f635c4eaa52ad98798dde4af52d04b2d6b71f83231eb6ab7dc7969e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d28886bfdd99f9b145f3d2479596d62b90e566310b1f1a5d7b32bd691d500cae
[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" "d28886bfdd99f9b145f3d2479596d62b90e566310b1f1a5d7b32bd691d500cae", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking debug-builders v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling debugtrace v0.1.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]     Checking either v0.1.7
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking backtrace v0.1.8
[INFO] [stderr]     Checking chomp v0.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]     Checking thiserror v1.0.9
[INFO] [stderr]     Checking dnssector v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.69s
[INFO] running `Command { std: "docker" "inspect" "d28886bfdd99f9b145f3d2479596d62b90e566310b1f1a5d7b32bd691d500cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d28886bfdd99f9b145f3d2479596d62b90e566310b1f1a5d7b32bd691d500cae", kill_on_drop: false }`
[INFO] [stdout] d28886bfdd99f9b145f3d2479596d62b90e566310b1f1a5d7b32bd691d500cae