[INFO] cloning repository https://github.com/tchaudhry91/cowin-slack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tchaudhry91/cowin-slack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftchaudhry91%2Fcowin-slack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftchaudhry91%2Fcowin-slack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a3bd78b0059c3e0f68214bbe78c5af54b749a5a
[INFO] checking tchaudhry91/cowin-slack against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftchaudhry91%2Fcowin-slack" "/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/tchaudhry91/cowin-slack on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tchaudhry91/cowin-slack
[INFO] finished tweaking git repo https://github.com/tchaudhry91/cowin-slack
[INFO] tweaked toml for git repo https://github.com/tchaudhry91/cowin-slack written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/tchaudhry91/cowin-slack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97a4e41b3271c9443ad6995ce7f06899155e4dd4902497dfe0a107a78d92fa30
[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" "97a4e41b3271c9443ad6995ce7f06899155e4dd4902497dfe0a107a78d92fa30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97a4e41b3271c9443ad6995ce7f06899155e4dd4902497dfe0a107a78d92fa30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97a4e41b3271c9443ad6995ce7f06899155e4dd4902497dfe0a107a78d92fa30", kill_on_drop: false }`
[INFO] [stdout] 97a4e41b3271c9443ad6995ce7f06899155e4dd4902497dfe0a107a78d92fa30
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ba6e1be6bdbd855cbe5fb144aa893eca8c676ac151f5606cd2c2f152824961f
[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" "5ba6e1be6bdbd855cbe5fb144aa893eca8c676ac151f5606cd2c2f152824961f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling tokio v1.6.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling openssl-src v111.15.0+1.1.1k
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking addr2line v0.15.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking hyper v0.14.7
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.3
[INFO] [stderr]     Checking cowin-slack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 52s
[INFO] running `Command { std: "docker" "inspect" "5ba6e1be6bdbd855cbe5fb144aa893eca8c676ac151f5606cd2c2f152824961f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba6e1be6bdbd855cbe5fb144aa893eca8c676ac151f5606cd2c2f152824961f", kill_on_drop: false }`
[INFO] [stdout] 5ba6e1be6bdbd855cbe5fb144aa893eca8c676ac151f5606cd2c2f152824961f