[INFO] cloning repository https://github.com/kermit4/first_8_hours_of_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kermit4/first_8_hours_of_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkermit4%2Ffirst_8_hours_of_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkermit4%2Ffirst_8_hours_of_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb3a8a0ee401bfeba0085542e5ee0d82aef90e78
[INFO] testing kermit4/first_8_hours_of_rust against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkermit4%2Ffirst_8_hours_of_rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kermit4/first_8_hours_of_rust on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kermit4/first_8_hours_of_rust
[INFO] finished tweaking git repo https://github.com/kermit4/first_8_hours_of_rust
[INFO] tweaked toml for git repo https://github.com/kermit4/first_8_hours_of_rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/kermit4/first_8_hours_of_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e77318b937b0d64b3f8154260cf75c7d1ae8e3e03ef00fa832c6c95a61fd2e45
[INFO] running `Command { std: "docker" "start" "-a" "e77318b937b0d64b3f8154260cf75c7d1ae8e3e03ef00fa832c6c95a61fd2e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e77318b937b0d64b3f8154260cf75c7d1ae8e3e03ef00fa832c6c95a61fd2e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e77318b937b0d64b3f8154260cf75c7d1ae8e3e03ef00fa832c6c95a61fd2e45", kill_on_drop: false }`
[INFO] [stdout] e77318b937b0d64b3f8154260cf75c7d1ae8e3e03ef00fa832c6c95a61fd2e45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec47ec833cdd7bed1d5126e85b10c5b1300b6682355128eb13f2de3f1578df14
[INFO] running `Command { std: "docker" "start" "-a" "ec47ec833cdd7bed1d5126e85b10c5b1300b6682355128eb13f2de3f1578df14", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling bincode v1.3.2
[INFO] [stderr]    Compiling serde-big-array v0.3.1
[INFO] [stderr]    Compiling udp_uploader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.18s
[INFO] running `Command { std: "docker" "inspect" "ec47ec833cdd7bed1d5126e85b10c5b1300b6682355128eb13f2de3f1578df14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec47ec833cdd7bed1d5126e85b10c5b1300b6682355128eb13f2de3f1578df14", kill_on_drop: false }`
[INFO] [stdout] ec47ec833cdd7bed1d5126e85b10c5b1300b6682355128eb13f2de3f1578df14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31f51df0ab3ff22b0a4f09608107cdf253c7fb2d857956896f865f248f1d24b1
[INFO] running `Command { std: "docker" "start" "-a" "31f51df0ab3ff22b0a4f09608107cdf253c7fb2d857956896f865f248f1d24b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling udp_uploader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "31f51df0ab3ff22b0a4f09608107cdf253c7fb2d857956896f865f248f1d24b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f51df0ab3ff22b0a4f09608107cdf253c7fb2d857956896f865f248f1d24b1", kill_on_drop: false }`
[INFO] [stdout] 31f51df0ab3ff22b0a4f09608107cdf253c7fb2d857956896f865f248f1d24b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4b3763fa46d3e8bd2264b00a01f32be29d3afa86877154471a99a98cfad9cc8
[INFO] running `Command { std: "docker" "start" "-a" "a4b3763fa46d3e8bd2264b00a01f32be29d3afa86877154471a99a98cfad9cc8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/udp_uploader-c3523109d0e0de48)
[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" "a4b3763fa46d3e8bd2264b00a01f32be29d3afa86877154471a99a98cfad9cc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b3763fa46d3e8bd2264b00a01f32be29d3afa86877154471a99a98cfad9cc8", kill_on_drop: false }`
[INFO] [stdout] a4b3763fa46d3e8bd2264b00a01f32be29d3afa86877154471a99a98cfad9cc8