[INFO] cloning repository https://github.com/wisespace-io/nettfiske
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wisespace-io/nettfiske" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisespace-io%2Fnettfiske", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisespace-io%2Fnettfiske'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a33e40b85da3eab71711b875b23d3dc6ca86716
[INFO] checking wisespace-io/nettfiske against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisespace-io%2Fnettfiske" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wisespace-io/nettfiske on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wisespace-io/nettfiske
[INFO] finished tweaking git repo https://github.com/wisespace-io/nettfiske
[INFO] tweaked toml for git repo https://github.com/wisespace-io/nettfiske written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/wisespace-io/nettfiske already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--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 smallvec v1.3.0
[INFO] [stderr]   Downloaded fern v0.6.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.55
[INFO] [stderr]   Downloaded security-framework v0.4.2
[INFO] [stderr]   Downloaded console v0.10.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.11
[INFO] [stderr]   Downloaded serde_json v1.0.51
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] [stderr]   Downloaded unicode_skeleton v0.1.1
[INFO] [stderr]   Downloaded schannel v0.1.18
[INFO] [stderr]   Downloaded security-framework-sys v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc49b7de52929393e4f12eaf36e49b8ac4e876335bf3d86901ad56ffdb4b2cfe
[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" "fc49b7de52929393e4f12eaf36e49b8ac4e876335bf3d86901ad56ffdb4b2cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc49b7de52929393e4f12eaf36e49b8ac4e876335bf3d86901ad56ffdb4b2cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc49b7de52929393e4f12eaf36e49b8ac4e876335bf3d86901ad56ffdb4b2cfe", kill_on_drop: false }`
[INFO] [stdout] fc49b7de52929393e4f12eaf36e49b8ac4e876335bf3d86901ad56ffdb4b2cfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dee5d9b990238fbdfa3f7669446f5a4b2d596d7c2ff4fd0181067f835741bb78
[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" "dee5d9b990238fbdfa3f7669446f5a4b2d596d7c2ff4fd0181067f835741bb78", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking unicode_skeleton v0.1.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking console v0.10.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking nettfiske v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.58s
[INFO] running `Command { std: "docker" "inspect" "dee5d9b990238fbdfa3f7669446f5a4b2d596d7c2ff4fd0181067f835741bb78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee5d9b990238fbdfa3f7669446f5a4b2d596d7c2ff4fd0181067f835741bb78", kill_on_drop: false }`
[INFO] [stdout] dee5d9b990238fbdfa3f7669446f5a4b2d596d7c2ff4fd0181067f835741bb78