[INFO] fetching crate cortex-dispatcher 0.1.2...
[INFO] checking cortex-dispatcher-0.1.2 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate cortex-dispatcher 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cortex-dispatcher 0.1.2 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cortex-dispatcher 0.1.2
[INFO] finished tweaking crates.io crate cortex-dispatcher 0.1.2
[INFO] tweaked toml for crates.io crate cortex-dispatcher 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1278c598404c3173b3f9dc554ecfea54631723e9c1de212e96303caee0633b4f
[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" "1278c598404c3173b3f9dc554ecfea54631723e9c1de212e96303caee0633b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1278c598404c3173b3f9dc554ecfea54631723e9c1de212e96303caee0633b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1278c598404c3173b3f9dc554ecfea54631723e9c1de212e96303caee0633b4f", kill_on_drop: false }`
[INFO] [stdout] 1278c598404c3173b3f9dc554ecfea54631723e9c1de212e96303caee0633b4f
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19fa0ab911dcc8f30fc3758df5bcb4de7c6e505764d73bb8e2fbe1ca820bbcda
[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" "19fa0ab911dcc8f30fc3758df5bcb4de7c6e505764d73bb8e2fbe1ca820bbcda", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking serde_regex v0.3.1
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking cortex-dispatcher v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/main.rs:71:15
[INFO] [stdout]    |
[INFO] [stdout] 71 |     if let Ok(c) = merge_result {
[INFO] [stdout]    |               ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/main.rs:71:15
[INFO] [stdout]    |
[INFO] [stdout] 71 |     if let Ok(c) = merge_result {
[INFO] [stdout]    |               ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.41s
[INFO] running `Command { std: "docker" "inspect" "19fa0ab911dcc8f30fc3758df5bcb4de7c6e505764d73bb8e2fbe1ca820bbcda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19fa0ab911dcc8f30fc3758df5bcb4de7c6e505764d73bb8e2fbe1ca820bbcda", kill_on_drop: false }`
[INFO] [stdout] 19fa0ab911dcc8f30fc3758df5bcb4de7c6e505764d73bb8e2fbe1ca820bbcda