[INFO] cloning repository https://github.com/Moehringen/substrateCourse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Moehringen/substrateCourse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoehringen%2FsubstrateCourse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoehringen%2FsubstrateCourse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 94ef8cb9c053ed48d57c5fb8d05f91a2f3c82a37
[INFO] testing Moehringen/substrateCourse against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoehringen%2FsubstrateCourse" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Moehringen/substrateCourse on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Moehringen/substrateCourse
[INFO] finished tweaking git repo https://github.com/Moehringen/substrateCourse
[INFO] tweaked toml for git repo https://github.com/Moehringen/substrateCourse written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Moehringen/substrateCourse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7962d43d9a70507cd21e964444709f2374ec4720622947657c56c2a04731cdcb
[INFO] running `Command { std: "docker" "start" "-a" "7962d43d9a70507cd21e964444709f2374ec4720622947657c56c2a04731cdcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7962d43d9a70507cd21e964444709f2374ec4720622947657c56c2a04731cdcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7962d43d9a70507cd21e964444709f2374ec4720622947657c56c2a04731cdcb", kill_on_drop: false }`
[INFO] [stdout] 7962d43d9a70507cd21e964444709f2374ec4720622947657c56c2a04731cdcb
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58d90a9acd8c2788c2b48b8f7f23134b487a4a0ba0ea3627be8885b228e7a381
[INFO] running `Command { std: "docker" "start" "-a" "58d90a9acd8c2788c2b48b8f7f23134b487a4a0ba0ea3627be8885b228e7a381", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tcpserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "58d90a9acd8c2788c2b48b8f7f23134b487a4a0ba0ea3627be8885b228e7a381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d90a9acd8c2788c2b48b8f7f23134b487a4a0ba0ea3627be8885b228e7a381", kill_on_drop: false }`
[INFO] [stdout] 58d90a9acd8c2788c2b48b8f7f23134b487a4a0ba0ea3627be8885b228e7a381
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60e5ca5a05768e935b645e9451734fc8e9ad04f25297f10482cd3018a79a7f93
[INFO] running `Command { std: "docker" "start" "-a" "60e5ca5a05768e935b645e9451734fc8e9ad04f25297f10482cd3018a79a7f93", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcpserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "60e5ca5a05768e935b645e9451734fc8e9ad04f25297f10482cd3018a79a7f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60e5ca5a05768e935b645e9451734fc8e9ad04f25297f10482cd3018a79a7f93", kill_on_drop: false }`
[INFO] [stdout] 60e5ca5a05768e935b645e9451734fc8e9ad04f25297f10482cd3018a79a7f93
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd115c0637d6be63645c3662444a2fedd4ebc140f81c05cf0230cec5d00f2429
[INFO] running `Command { std: "docker" "start" "-a" "fd115c0637d6be63645c3662444a2fedd4ebc140f81c05cf0230cec5d00f2429", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcpserver-ace3130b1725df9f)
[INFO] [stdout] 
[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" "fd115c0637d6be63645c3662444a2fedd4ebc140f81c05cf0230cec5d00f2429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd115c0637d6be63645c3662444a2fedd4ebc140f81c05cf0230cec5d00f2429", kill_on_drop: false }`
[INFO] [stdout] fd115c0637d6be63645c3662444a2fedd4ebc140f81c05cf0230cec5d00f2429