[INFO] cloning repository https://github.com/toorajtaraz/skywalker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/toorajtaraz/skywalker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoorajtaraz%2Fskywalker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoorajtaraz%2Fskywalker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fb7f36d4bb8e8b1384282fccfc2168c88b8f446
[INFO] checking toorajtaraz/skywalker against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoorajtaraz%2Fskywalker" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/toorajtaraz/skywalker on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/toorajtaraz/skywalker
[INFO] finished tweaking git repo https://github.com/toorajtaraz/skywalker
[INFO] tweaked toml for git repo https://github.com/toorajtaraz/skywalker written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/toorajtaraz/skywalker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", 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] 6a3bc2715bbd7bc91813d79caaddba64f348759c992149d2563d656df429a20c
[INFO] running `Command { std: "docker" "start" "-a" "6a3bc2715bbd7bc91813d79caaddba64f348759c992149d2563d656df429a20c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a3bc2715bbd7bc91813d79caaddba64f348759c992149d2563d656df429a20c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3bc2715bbd7bc91813d79caaddba64f348759c992149d2563d656df429a20c", kill_on_drop: false }`
[INFO] [stdout] 6a3bc2715bbd7bc91813d79caaddba64f348759c992149d2563d656df429a20c
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85158e0e46e0c09c32bb5cb6089d072f6baf114aa35af53fbbcdec129b415f31
[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" "85158e0e46e0c09c32bb5cb6089d072f6baf114aa35af53fbbcdec129b415f31", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling parking v1.0.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking pnet_base v0.27.2
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling pnet v0.27.2
[INFO] [stderr]    Compiling pcap v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]     Checking pnet_macros_support v0.27.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling socket2 v0.3.17
[INFO] [stderr]     Checking pnet_sys v0.27.2
[INFO] [stderr]    Compiling futures-lite v0.1.11
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling tokio v0.2.23
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]     Checking ipnetwork v0.17.0
[INFO] [stderr]    Compiling tls-parser v0.9.3
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]     Checking pnet_datalink v0.27.2
[INFO] [stderr]     Checking rusticata-macros v2.1.0
[INFO] [stderr]     Checking pktparse v0.5.0
[INFO] [stderr]     Checking ctrlc v3.1.7
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling smol-potat-derive v0.1.0
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.27.2
[INFO] [stderr]    Compiling smol-potat v0.3.3
[INFO] [stderr]    Compiling pnet_packet v0.27.2
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.9
[INFO] [stderr]     Checking pnet_transport v0.27.2
[INFO] [stderr]    Compiling hwaddr v0.1.6
[INFO] [stderr]     Checking skywalker v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 54s
[INFO] running `Command { std: "docker" "inspect" "85158e0e46e0c09c32bb5cb6089d072f6baf114aa35af53fbbcdec129b415f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85158e0e46e0c09c32bb5cb6089d072f6baf114aa35af53fbbcdec129b415f31", kill_on_drop: false }`
[INFO] [stdout] 85158e0e46e0c09c32bb5cb6089d072f6baf114aa35af53fbbcdec129b415f31