[INFO] cloning repository https://github.com/gouthamkrishnakv/rustlechat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gouthamkrishnakv/rustlechat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgouthamkrishnakv%2Frustlechat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgouthamkrishnakv%2Frustlechat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d511606def31fd50663e0d696219ec36a1cb8714
[INFO] testing gouthamkrishnakv/rustlechat against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgouthamkrishnakv%2Frustlechat" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gouthamkrishnakv/rustlechat on toolchain 552a959051cebf8f88a8f558399baf733bec9ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gouthamkrishnakv/rustlechat
[INFO] finished tweaking git repo https://github.com/gouthamkrishnakv/rustlechat
[INFO] tweaked toml for git repo https://github.com/gouthamkrishnakv/rustlechat written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gouthamkrishnakv/rustlechat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded websocket-base v0.26.5
[INFO] [stderr]   Downloaded websocket v0.26.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 435e3e8619ea3cff6abde2e4490680570b2992c5015d4ac86d3066be6d910955
[INFO] running `Command { std: "docker" "start" "-a" "435e3e8619ea3cff6abde2e4490680570b2992c5015d4ac86d3066be6d910955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "435e3e8619ea3cff6abde2e4490680570b2992c5015d4ac86d3066be6d910955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435e3e8619ea3cff6abde2e4490680570b2992c5015d4ac86d3066be6d910955", kill_on_drop: false }`
[INFO] [stdout] 435e3e8619ea3cff6abde2e4490680570b2992c5015d4ac86d3066be6d910955
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6727a501bfb73169f76218028c1dbccaea9c7241952d472d48ad737c68a43dde
[INFO] running `Command { std: "docker" "start" "-a" "6727a501bfb73169f76218028c1dbccaea9c7241952d472d48ad737c68a43dde", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.57
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling chrono v0.4.26
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling websocket-base v0.26.5
[INFO] [stderr]    Compiling websocket v0.26.5
[INFO] [stderr]    Compiling rustlechat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Message` is never constructed
[INFO] [stdout]  --> src/message.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Message {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6727a501bfb73169f76218028c1dbccaea9c7241952d472d48ad737c68a43dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6727a501bfb73169f76218028c1dbccaea9c7241952d472d48ad737c68a43dde", kill_on_drop: false }`
[INFO] [stdout] 6727a501bfb73169f76218028c1dbccaea9c7241952d472d48ad737c68a43dde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd857d429ca01e9fd88c9e13749767366dac09409e3a052ceb2109c84ec81fd4
[INFO] running `Command { std: "docker" "start" "-a" "bd857d429ca01e9fd88c9e13749767366dac09409e3a052ceb2109c84ec81fd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustlechat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Message` is never constructed
[INFO] [stdout]  --> src/message.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Message {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "bd857d429ca01e9fd88c9e13749767366dac09409e3a052ceb2109c84ec81fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd857d429ca01e9fd88c9e13749767366dac09409e3a052ceb2109c84ec81fd4", kill_on_drop: false }`
[INFO] [stdout] bd857d429ca01e9fd88c9e13749767366dac09409e3a052ceb2109c84ec81fd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f1cb042d5c32cc682a0c40dd394232224a39f918072d81e07d53fbbb3d3ef424
[INFO] running `Command { std: "docker" "start" "-a" "f1cb042d5c32cc682a0c40dd394232224a39f918072d81e07d53fbbb3d3ef424", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Message` is never constructed
[INFO] [stderr]  --> src/message.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Message {
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rustlechat` (bin "rustlechat" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlechat-6ef2b97cb57b40e2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f1cb042d5c32cc682a0c40dd394232224a39f918072d81e07d53fbbb3d3ef424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1cb042d5c32cc682a0c40dd394232224a39f918072d81e07d53fbbb3d3ef424", kill_on_drop: false }`
[INFO] [stdout] f1cb042d5c32cc682a0c40dd394232224a39f918072d81e07d53fbbb3d3ef424