[INFO] cloning repository https://github.com/taokeqin/rust-simple-tcp-echo-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taokeqin/rust-simple-tcp-echo-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaokeqin%2Frust-simple-tcp-echo-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaokeqin%2Frust-simple-tcp-echo-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 476344fbf482fa20ecde2c24c820421a7204a60b
[INFO] testing taokeqin/rust-simple-tcp-echo-server against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaokeqin%2Frust-simple-tcp-echo-server" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/taokeqin/rust-simple-tcp-echo-server on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/taokeqin/rust-simple-tcp-echo-server
[INFO] finished tweaking git repo https://github.com/taokeqin/rust-simple-tcp-echo-server
[INFO] tweaked toml for git repo https://github.com/taokeqin/rust-simple-tcp-echo-server written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/taokeqin/rust-simple-tcp-echo-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 887f5e901361d6c983c2c0e8ddda27c89bd789155162e27699a28ce913787f69
[INFO] running `Command { std: "docker" "start" "-a" "887f5e901361d6c983c2c0e8ddda27c89bd789155162e27699a28ce913787f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "887f5e901361d6c983c2c0e8ddda27c89bd789155162e27699a28ce913787f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "887f5e901361d6c983c2c0e8ddda27c89bd789155162e27699a28ce913787f69", kill_on_drop: false }`
[INFO] [stdout] 887f5e901361d6c983c2c0e8ddda27c89bd789155162e27699a28ce913787f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edd960b5ded9ba9f365a122c89993653ee62fe93bb5f253219fb9cc31baa91b6
[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" "edd960b5ded9ba9f365a122c89993653ee62fe93bb5f253219fb9cc31baa91b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling oneblock-tcp-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `Command { std: "docker" "inspect" "edd960b5ded9ba9f365a122c89993653ee62fe93bb5f253219fb9cc31baa91b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edd960b5ded9ba9f365a122c89993653ee62fe93bb5f253219fb9cc31baa91b6", kill_on_drop: false }`
[INFO] [stdout] edd960b5ded9ba9f365a122c89993653ee62fe93bb5f253219fb9cc31baa91b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec517b56c5677ea55dce26cdaad883b4bec3ca52ca48eabef51e0109d96ec43c
[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" "ec517b56c5677ea55dce26cdaad883b4bec3ca52ca48eabef51e0109d96ec43c", kill_on_drop: false }`
[INFO] [stderr]    Compiling oneblock-tcp-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/oneblock_tcp_server-1f44684cba26ff09)
[INFO] running `Command { std: "docker" "inspect" "ec517b56c5677ea55dce26cdaad883b4bec3ca52ca48eabef51e0109d96ec43c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec517b56c5677ea55dce26cdaad883b4bec3ca52ca48eabef51e0109d96ec43c", kill_on_drop: false }`
[INFO] [stdout] ec517b56c5677ea55dce26cdaad883b4bec3ca52ca48eabef51e0109d96ec43c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 69276fcaaa4083ffad58a059cd1ca60711292bc880b779ea833ad4bc7a02d10a
[INFO] running `Command { std: "docker" "start" "-a" "69276fcaaa4083ffad58a059cd1ca60711292bc880b779ea833ad4bc7a02d10a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/oneblock_tcp_server-1f44684cba26ff09)
[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" "69276fcaaa4083ffad58a059cd1ca60711292bc880b779ea833ad4bc7a02d10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69276fcaaa4083ffad58a059cd1ca60711292bc880b779ea833ad4bc7a02d10a", kill_on_drop: false }`
[INFO] [stdout] 69276fcaaa4083ffad58a059cd1ca60711292bc880b779ea833ad4bc7a02d10a