[INFO] cloning repository https://github.com/sudarshan-reddy/sampleslackbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sudarshan-reddy/sampleslackbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsudarshan-reddy%2Fsampleslackbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsudarshan-reddy%2Fsampleslackbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe5dfe71093e8ce0e49350af8182d44aa5829171
[INFO] checking sudarshan-reddy/sampleslackbot against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsudarshan-reddy%2Fsampleslackbot" "/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/sudarshan-reddy/sampleslackbot on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sudarshan-reddy/sampleslackbot
[INFO] finished tweaking git repo https://github.com/sudarshan-reddy/sampleslackbot
[INFO] tweaked toml for git repo https://github.com/sudarshan-reddy/sampleslackbot written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sudarshan-reddy/sampleslackbot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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] b80de82ab106322bfcb0cd9d7fafa48f2da2cdeb16c7f2e2b95a6278d8e491c1
[INFO] running `Command { std: "docker" "start" "-a" "b80de82ab106322bfcb0cd9d7fafa48f2da2cdeb16c7f2e2b95a6278d8e491c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b80de82ab106322bfcb0cd9d7fafa48f2da2cdeb16c7f2e2b95a6278d8e491c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b80de82ab106322bfcb0cd9d7fafa48f2da2cdeb16c7f2e2b95a6278d8e491c1", kill_on_drop: false }`
[INFO] [stdout] b80de82ab106322bfcb0cd9d7fafa48f2da2cdeb16c7f2e2b95a6278d8e491c1
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75d4ebc5ed8f3d21e620c0fcd4758e2f7b584c6966e44a11ab6c508a2e364103
[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" "75d4ebc5ed8f3d21e620c0fcd4758e2f7b584c6966e44a11ab6c508a2e364103", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.30
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[INFO] [stderr]    Compiling httparse v1.3.4
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[INFO] [stderr]    Compiling openssl v0.10.29
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[INFO] [stderr]    Compiling num-traits v0.2.11
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[INFO] [stderr]    Compiling openssl-sys v0.9.57
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[INFO] [stderr]    Compiling synstructure v0.12.3
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[INFO] [stderr]    Compiling derive_more v0.99.7
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[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling failure_derive v0.1.8
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[INFO] [stdout] warning: field is never read: `easy_label`
[INFO] [stdout]   --> src/bot.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     easy_label: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `easy_label`
[INFO] [stdout]   --> src/bot.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     easy_label: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 47s
[INFO] running `Command { std: "docker" "inspect" "75d4ebc5ed8f3d21e620c0fcd4758e2f7b584c6966e44a11ab6c508a2e364103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75d4ebc5ed8f3d21e620c0fcd4758e2f7b584c6966e44a11ab6c508a2e364103", kill_on_drop: false }`
[INFO] [stdout] 75d4ebc5ed8f3d21e620c0fcd4758e2f7b584c6966e44a11ab6c508a2e364103