[INFO] fetching crate tokio-tungstenite 0.12.0...
[INFO] checking tokio-tungstenite-0.12.0 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] extracting crate tokio-tungstenite 0.12.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tokio-tungstenite 0.12.0 on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-tungstenite 0.12.0
[INFO] finished tweaking crates.io crate tokio-tungstenite 0.12.0
[INFO] tweaked toml for crates.io crate tokio-tungstenite 0.12.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate tokio-tungstenite 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded generic-array v0.14.3
[INFO] [stderr]   Downloaded tokio-native-tls v0.2.0
[INFO] [stderr]   Downloaded tokio v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e6de4e013e261c089be9a673c8352d920accd0c362f13caa3cca229d7ec9d10
[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" "7e6de4e013e261c089be9a673c8352d920accd0c362f13caa3cca229d7ec9d10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e6de4e013e261c089be9a673c8352d920accd0c362f13caa3cca229d7ec9d10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e6de4e013e261c089be9a673c8352d920accd0c362f13caa3cca229d7ec9d10", kill_on_drop: false }`
[INFO] [stdout] 7e6de4e013e261c089be9a673c8352d920accd0c362f13caa3cca229d7ec9d10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff020b7fd31b0cd939fd22b46e3e7802ae221474c08d49ae3ac48a77da11e97a
[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" "ff020b7fd31b0cd939fd22b46e3e7802ae221474c08d49ae3ac48a77da11e97a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling generic-array v0.14.3
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]    Compiling tokio v0.3.3
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking pin-project v1.0.1
[INFO] [stderr]     Checking tokio-tungstenite v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.62s
[INFO] running `Command { std: "docker" "inspect" "ff020b7fd31b0cd939fd22b46e3e7802ae221474c08d49ae3ac48a77da11e97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff020b7fd31b0cd939fd22b46e3e7802ae221474c08d49ae3ac48a77da11e97a", kill_on_drop: false }`
[INFO] [stdout] ff020b7fd31b0cd939fd22b46e3e7802ae221474c08d49ae3ac48a77da11e97a