[INFO] cloning repository https://github.com/preet3001/rust_multi_threaded_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/preet3001/rust_multi_threaded_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpreet3001%2Frust_multi_threaded_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpreet3001%2Frust_multi_threaded_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f426eaed980163d31fe66e4f99a3be8f6e5a81e
[INFO] checking preet3001/rust_multi_threaded_server against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpreet3001%2Frust_multi_threaded_server" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/preet3001/rust_multi_threaded_server 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/preet3001/rust_multi_threaded_server
[INFO] finished tweaking git repo https://github.com/preet3001/rust_multi_threaded_server
[INFO] tweaked toml for git repo https://github.com/preet3001/rust_multi_threaded_server written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/preet3001/rust_multi_threaded_server 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e96be3e9c310d8e88fd21bd82ac4c7d7b36963c423c5fc29409913eeb80b5a92
[INFO] running `Command { std: "docker" "start" "-a" "e96be3e9c310d8e88fd21bd82ac4c7d7b36963c423c5fc29409913eeb80b5a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e96be3e9c310d8e88fd21bd82ac4c7d7b36963c423c5fc29409913eeb80b5a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e96be3e9c310d8e88fd21bd82ac4c7d7b36963c423c5fc29409913eeb80b5a92", kill_on_drop: false }`
[INFO] [stdout] e96be3e9c310d8e88fd21bd82ac4c7d7b36963c423c5fc29409913eeb80b5a92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6daade2cc4bbb0b710b5d1949abba8f18bc9b5321cf889f3ed63d146e92c64d5
[INFO] running `Command { std: "docker" "start" "-a" "6daade2cc4bbb0b710b5d1949abba8f18bc9b5321cf889f3ed63d146e92c64d5", kill_on_drop: false }`
[INFO] [stderr]     Checking single_threaded_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "6daade2cc4bbb0b710b5d1949abba8f18bc9b5321cf889f3ed63d146e92c64d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6daade2cc4bbb0b710b5d1949abba8f18bc9b5321cf889f3ed63d146e92c64d5", kill_on_drop: false }`
[INFO] [stdout] 6daade2cc4bbb0b710b5d1949abba8f18bc9b5321cf889f3ed63d146e92c64d5
[INFO] checking preet3001/rust_multi_threaded_server against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpreet3001%2Frust_multi_threaded_server" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/preet3001/rust_multi_threaded_server 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/preet3001/rust_multi_threaded_server
[INFO] finished tweaking git repo https://github.com/preet3001/rust_multi_threaded_server
[INFO] tweaked toml for git repo https://github.com/preet3001/rust_multi_threaded_server written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/preet3001/rust_multi_threaded_server 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b8b48f152b92a22f38541a166df8a26620434fb3dddd323de63865138d563cc7
[INFO] running `Command { std: "docker" "start" "-a" "b8b48f152b92a22f38541a166df8a26620434fb3dddd323de63865138d563cc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8b48f152b92a22f38541a166df8a26620434fb3dddd323de63865138d563cc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8b48f152b92a22f38541a166df8a26620434fb3dddd323de63865138d563cc7", kill_on_drop: false }`
[INFO] [stdout] b8b48f152b92a22f38541a166df8a26620434fb3dddd323de63865138d563cc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cbbbeca33f7b4a1caf5df37d5b4c3e744dcf1f8ed127894add2c75eba2443f1d
[INFO] running `Command { std: "docker" "start" "-a" "cbbbeca33f7b4a1caf5df37d5b4c3e744dcf1f8ed127894add2c75eba2443f1d", kill_on_drop: false }`
[INFO] [stderr]     Checking single_threaded_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "cbbbeca33f7b4a1caf5df37d5b4c3e744dcf1f8ed127894add2c75eba2443f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbbbeca33f7b4a1caf5df37d5b4c3e744dcf1f8ed127894add2c75eba2443f1d", kill_on_drop: false }`
[INFO] [stdout] cbbbeca33f7b4a1caf5df37d5b4c3e744dcf1f8ed127894add2c75eba2443f1d