[INFO] updating cached repository https://github.com/mockersf/my-slack-resource
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fc7d1f61de6ce7f78c3da23ff3431be363b5b6fa
[INFO] checking mockersf/my-slack-resource against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmockersf%2Fmy-slack-resource" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mockersf/my-slack-resource on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mockersf/my-slack-resource
[INFO] finished tweaking git repo https://github.com/mockersf/my-slack-resource
[INFO] tweaked toml for git repo https://github.com/mockersf/my-slack-resource written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/mockersf/my-slack-resource already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 39ad5c425d25a5574fb7407afe57fbae53fb20f7d899eb153913531a52862967
[INFO] running `"docker" "start" "-a" "39ad5c425d25a5574fb7407afe57fbae53fb20f7d899eb153913531a52862967"`
[INFO] [stderr]    Compiling openssl v0.10.20
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking backtrace v0.3.15
[INFO] [stderr]     Checking openssl-sys v0.9.43
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking h2 v0.1.18
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.18
[INFO] [stderr]     Checking hyper v0.12.27
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling concourse-resource-derive v0.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking slack_push v0.1.0 (https://github.com/mockersf/slack-push#3f70bcda)
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking concourse-resource v0.1.0
[INFO] [stderr]     Checking reqwest v0.9.22
[INFO] [stderr]     Checking concourse-slack-notifier v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `"docker" "inspect" "39ad5c425d25a5574fb7407afe57fbae53fb20f7d899eb153913531a52862967"`
[INFO] running `"docker" "rm" "-f" "39ad5c425d25a5574fb7407afe57fbae53fb20f7d899eb153913531a52862967"`
[INFO] [stdout] 39ad5c425d25a5574fb7407afe57fbae53fb20f7d899eb153913531a52862967