[INFO] cloning repository https://github.com/Pradiptaa/advprog-module10-chatbroadcast
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Pradiptaa/advprog-module10-chatbroadcast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPradiptaa%2Fadvprog-module10-chatbroadcast", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPradiptaa%2Fadvprog-module10-chatbroadcast'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff027d682779de91de6dc8ee9966d1642cc98161
[INFO] checking Pradiptaa/advprog-module10-chatbroadcast against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPradiptaa%2Fadvprog-module10-chatbroadcast" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Pradiptaa/advprog-module10-chatbroadcast on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Pradiptaa/advprog-module10-chatbroadcast
[INFO] finished tweaking git repo https://github.com/Pradiptaa/advprog-module10-chatbroadcast
[INFO] tweaked toml for git repo https://github.com/Pradiptaa/advprog-module10-chatbroadcast written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Pradiptaa/advprog-module10-chatbroadcast 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-websockets v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b59f952164c7aa1c1db90e1309892e5e1b3145b6b56cd9207e7b04a6f3774d54
[INFO] running `Command { std: "docker" "start" "-a" "b59f952164c7aa1c1db90e1309892e5e1b3145b6b56cd9207e7b04a6f3774d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b59f952164c7aa1c1db90e1309892e5e1b3145b6b56cd9207e7b04a6f3774d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b59f952164c7aa1c1db90e1309892e5e1b3145b6b56cd9207e7b04a6f3774d54", kill_on_drop: false }`
[INFO] [stdout] b59f952164c7aa1c1db90e1309892e5e1b3145b6b56cd9207e7b04a6f3774d54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4aa80c084bc15f699a92b32d53d18e22615ed0867c9c7e2913450ffe15b50fad
[INFO] running `Command { std: "docker" "start" "-a" "4aa80c084bc15f699a92b32d53d18e22615ed0867c9c7e2913450ffe15b50fad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-websockets v0.8.2
[INFO] [stderr]     Checking chat-async v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.32s
[INFO] running `Command { std: "docker" "inspect" "4aa80c084bc15f699a92b32d53d18e22615ed0867c9c7e2913450ffe15b50fad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa80c084bc15f699a92b32d53d18e22615ed0867c9c7e2913450ffe15b50fad", kill_on_drop: false }`
[INFO] [stdout] 4aa80c084bc15f699a92b32d53d18e22615ed0867c9c7e2913450ffe15b50fad
[INFO] checking Pradiptaa/advprog-module10-chatbroadcast against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPradiptaa%2Fadvprog-module10-chatbroadcast" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Pradiptaa/advprog-module10-chatbroadcast on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Pradiptaa/advprog-module10-chatbroadcast
[INFO] finished tweaking git repo https://github.com/Pradiptaa/advprog-module10-chatbroadcast
[INFO] tweaked toml for git repo https://github.com/Pradiptaa/advprog-module10-chatbroadcast written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Pradiptaa/advprog-module10-chatbroadcast 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ecfda34125e5f5835a6a90994203b2ae47a17b3e3f55dfe9a524f1a433334cb
[INFO] running `Command { std: "docker" "start" "-a" "1ecfda34125e5f5835a6a90994203b2ae47a17b3e3f55dfe9a524f1a433334cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ecfda34125e5f5835a6a90994203b2ae47a17b3e3f55dfe9a524f1a433334cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ecfda34125e5f5835a6a90994203b2ae47a17b3e3f55dfe9a524f1a433334cb", kill_on_drop: false }`
[INFO] [stdout] 1ecfda34125e5f5835a6a90994203b2ae47a17b3e3f55dfe9a524f1a433334cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ac2e78ab44062daa23d30d082b68f9693d29854bf52fa71a4f0501bc33c80e9
[INFO] running `Command { std: "docker" "start" "-a" "8ac2e78ab44062daa23d30d082b68f9693d29854bf52fa71a4f0501bc33c80e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-websockets v0.8.2
[INFO] [stderr]     Checking chat-async v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.00s
[INFO] running `Command { std: "docker" "inspect" "8ac2e78ab44062daa23d30d082b68f9693d29854bf52fa71a4f0501bc33c80e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ac2e78ab44062daa23d30d082b68f9693d29854bf52fa71a4f0501bc33c80e9", kill_on_drop: false }`
[INFO] [stdout] 8ac2e78ab44062daa23d30d082b68f9693d29854bf52fa71a4f0501bc33c80e9