[INFO] fetching crate ws-protocol 0.3.0...
[INFO] checking ws-protocol-0.3.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate ws-protocol 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ws-protocol 0.3.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ws-protocol 0.3.0
[INFO] finished tweaking crates.io crate ws-protocol 0.3.0
[INFO] tweaked toml for crates.io crate ws-protocol 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate ws-protocol 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9798f2d6b17e3c48620b8b82c0c2b3d268bdb75bf37a0b7f234c8f9500b68143
[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" "9798f2d6b17e3c48620b8b82c0c2b3d268bdb75bf37a0b7f234c8f9500b68143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9798f2d6b17e3c48620b8b82c0c2b3d268bdb75bf37a0b7f234c8f9500b68143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9798f2d6b17e3c48620b8b82c0c2b3d268bdb75bf37a0b7f234c8f9500b68143", kill_on_drop: false }`
[INFO] [stdout] 9798f2d6b17e3c48620b8b82c0c2b3d268bdb75bf37a0b7f234c8f9500b68143
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e79425002c7c630b1288484b2fecb84fb175c75080677d3f325773228e757adf
[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" "e79425002c7c630b1288484b2fecb84fb175c75080677d3f325773228e757adf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking ws-protocol v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:31:13
[INFO] [stdout]     |
[INFO] [stdout] 31  |             _ => panic!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] ...
[INFO] [stdout] 184 |         let fin_rsv_opcode: u8 = (get_fin_enum_value!(fin) << 7) | (get_opcode_enum_value!(opcode));
[INFO] [stdout]     |                                   ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `get_fin_enum_value` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:85:13
[INFO] [stdout]     |
[INFO] [stdout] 85  |             _ => panic!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] ...
[INFO] [stdout] 184 |         let fin_rsv_opcode: u8 = (get_fin_enum_value!(fin) << 7) | (get_opcode_enum_value!(opcode));
[INFO] [stdout]     |                                                                     ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `get_opcode_enum_value` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `index` is never read
[INFO] [stdout]    --> src/lib.rs:300:5
[INFO] [stdout]     |
[INFO] [stdout] 300 |     index += temp_payload_length;
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:31:13
[INFO] [stdout]     |
[INFO] [stdout] 31  |             _ => panic!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] ...
[INFO] [stdout] 184 |         let fin_rsv_opcode: u8 = (get_fin_enum_value!(fin) << 7) | (get_opcode_enum_value!(opcode));
[INFO] [stdout]     |                                   ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `get_fin_enum_value` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:85:13
[INFO] [stdout]     |
[INFO] [stdout] 85  |             _ => panic!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] ...
[INFO] [stdout] 184 |         let fin_rsv_opcode: u8 = (get_fin_enum_value!(fin) << 7) | (get_opcode_enum_value!(opcode));
[INFO] [stdout]     |                                                                     ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `get_opcode_enum_value` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `index` is never read
[INFO] [stdout]    --> src/lib.rs:300:5
[INFO] [stdout]     |
[INFO] [stdout] 300 |     index += temp_payload_length;
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `Command { std: "docker" "inspect" "e79425002c7c630b1288484b2fecb84fb175c75080677d3f325773228e757adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79425002c7c630b1288484b2fecb84fb175c75080677d3f325773228e757adf", kill_on_drop: false }`
[INFO] [stdout] e79425002c7c630b1288484b2fecb84fb175c75080677d3f325773228e757adf