[INFO] updating cached repository https://github.com/cesare/rust_slack_client [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] 6cc3488df262e171bb813216403502d05f109a54 [INFO] checking cesare/rust_slack_client against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesare%2Frust_slack_client" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cesare/rust_slack_client on toolchain ba72b15666b2491415aec703a02c2364fe5e2790 [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/cesare/rust_slack_client [INFO] finished tweaking git repo https://github.com/cesare/rust_slack_client [INFO] tweaked toml for git repo https://github.com/cesare/rust_slack_client written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/cesare/rust_slack_client already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] 2b618f5342a8d6087a6b6c8b6011611ac0d7e92ba9237db45a46d7b2b660a63b [INFO] running `"docker" "start" "-a" "2b618f5342a8d6087a6b6c8b6011611ac0d7e92ba9237db45a46d7b2b660a63b"` [INFO] [stderr] Checking futures v0.1.23 [INFO] [stderr] Compiling proc-macro2 v0.4.17 [INFO] [stderr] Compiling openssl v0.10.11 [INFO] [stderr] Compiling openssl-sys v0.9.35 [INFO] [stderr] Checking bytes v0.4.9 [INFO] [stderr] Checking mio v0.6.15 [INFO] [stderr] Checking serde_json v1.0.26 [INFO] [stderr] Checking parking_lot_core v0.3.0 [INFO] [stderr] Checking http v0.1.10 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking mio-uds v0.6.6 [INFO] [stderr] Compiling native-tls v0.2.1 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking tokio-executor v0.1.4 [INFO] [stderr] Checking tokio-io v0.1.8 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking tokio-threadpool v0.1.6 [INFO] [stderr] Checking tokio-current-thread v0.1.1 [INFO] [stderr] Checking tokio-timer v0.2.6 [INFO] [stderr] Checking tokio-reactor v0.1.5 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stderr] Checking h2 v0.1.12 [INFO] [stderr] Checking tokio-fs v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.1 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.1 [INFO] [stderr] Checking tokio v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.76 [INFO] [stderr] Checking hyper v0.12.9 [INFO] [stderr] Checking hyper-tls v0.3.0 [INFO] [stderr] Checking slack_client v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: field is never read: `client` [INFO] [stderr] --> src/conversation.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | client: HttpClient, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: field is never read: `client` [INFO] [stderr] --> src/conversation.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | client: HttpClient, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 02s [INFO] running `"docker" "inspect" "2b618f5342a8d6087a6b6c8b6011611ac0d7e92ba9237db45a46d7b2b660a63b"` [INFO] running `"docker" "rm" "-f" "2b618f5342a8d6087a6b6c8b6011611ac0d7e92ba9237db45a46d7b2b660a63b"` [INFO] [stdout] 2b618f5342a8d6087a6b6c8b6011611ac0d7e92ba9237db45a46d7b2b660a63b