[INFO] cloning repository https://github.com/m00tiny/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/m00tiny/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm00tiny%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm00tiny%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8387a81d4bff1cd2f40ccc265c79d84aab61294
[INFO] testing m00tiny/rust-practice 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%2Fm00tiny%2Frust-practice" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/m00tiny/rust-practice 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/m00tiny/rust-practice
[INFO] finished tweaking git repo https://github.com/m00tiny/rust-practice
[INFO] tweaked toml for git repo https://github.com/m00tiny/rust-practice written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/m00tiny/rust-practice 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d3bb269b54f5f97455c18d26e8a64f8ebe2bd97efe9ef3e9d6280a163333203
[INFO] running `Command { std: "docker" "start" "-a" "8d3bb269b54f5f97455c18d26e8a64f8ebe2bd97efe9ef3e9d6280a163333203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d3bb269b54f5f97455c18d26e8a64f8ebe2bd97efe9ef3e9d6280a163333203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d3bb269b54f5f97455c18d26e8a64f8ebe2bd97efe9ef3e9d6280a163333203", kill_on_drop: false }`
[INFO] [stdout] 8d3bb269b54f5f97455c18d26e8a64f8ebe2bd97efe9ef3e9d6280a163333203
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2155a6029d586b3178e4bedfed383520e50f9ab5502db682d6312455853e4ec5
[INFO] running `Command { std: "docker" "start" "-a" "2155a6029d586b3178e4bedfed383520e50f9ab5502db682d6312455853e4ec5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling Hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Hello_world` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `hello_world`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "2155a6029d586b3178e4bedfed383520e50f9ab5502db682d6312455853e4ec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2155a6029d586b3178e4bedfed383520e50f9ab5502db682d6312455853e4ec5", kill_on_drop: false }`
[INFO] [stdout] 2155a6029d586b3178e4bedfed383520e50f9ab5502db682d6312455853e4ec5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6ae2fd6dbc15c43a83b92cbf3c4592d6e0e1767583c1a2dddcafda11a202603
[INFO] running `Command { std: "docker" "start" "-a" "a6ae2fd6dbc15c43a83b92cbf3c4592d6e0e1767583c1a2dddcafda11a202603", kill_on_drop: false }`
[INFO] [stderr]    Compiling Hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Hello_world` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `hello_world`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/Hello_world-a79249b4e4381a42)
[INFO] running `Command { std: "docker" "inspect" "a6ae2fd6dbc15c43a83b92cbf3c4592d6e0e1767583c1a2dddcafda11a202603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6ae2fd6dbc15c43a83b92cbf3c4592d6e0e1767583c1a2dddcafda11a202603", kill_on_drop: false }`
[INFO] [stdout] a6ae2fd6dbc15c43a83b92cbf3c4592d6e0e1767583c1a2dddcafda11a202603
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e2f0f0dbaaf9035e4de3d95c6384f82388db5d4e7b7840b75e703f71bc57b5f
[INFO] running `Command { std: "docker" "start" "-a" "3e2f0f0dbaaf9035e4de3d95c6384f82388db5d4e7b7840b75e703f71bc57b5f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: crate `Hello_world` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `hello_world`
[INFO] [stderr] 
[INFO] [stderr] warning: `Hello_world` (bin "Hello_world" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/Hello_world-a79249b4e4381a42)
[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" "3e2f0f0dbaaf9035e4de3d95c6384f82388db5d4e7b7840b75e703f71bc57b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2f0f0dbaaf9035e4de3d95c6384f82388db5d4e7b7840b75e703f71bc57b5f", kill_on_drop: false }`
[INFO] [stdout] 3e2f0f0dbaaf9035e4de3d95c6384f82388db5d4e7b7840b75e703f71bc57b5f