[INFO] cloning repository https://github.com/thecog19/rust-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thecog19/rust-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecog19%2Frust-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecog19%2Frust-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aeb446f9fb0d6bcaa23de747a7ffbc2391ddd48e
[INFO] testing thecog19/rust-experiments 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%2Fthecog19%2Frust-experiments" "/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/thecog19/rust-experiments 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/thecog19/rust-experiments
[INFO] finished tweaking git repo https://github.com/thecog19/rust-experiments
[INFO] tweaked toml for git repo https://github.com/thecog19/rust-experiments written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/thecog19/rust-experiments 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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bf56af6dd7d21aea171b13f589764321ced9c49ebfe353878616d6819df9f36f
[INFO] running `Command { std: "docker" "start" "-a" "bf56af6dd7d21aea171b13f589764321ced9c49ebfe353878616d6819df9f36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf56af6dd7d21aea171b13f589764321ced9c49ebfe353878616d6819df9f36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf56af6dd7d21aea171b13f589764321ced9c49ebfe353878616d6819df9f36f", kill_on_drop: false }`
[INFO] [stdout] bf56af6dd7d21aea171b13f589764321ced9c49ebfe353878616d6819df9f36f
[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] 83dda2669e0ccfb08c82c53cd6317f7d6b038f457684cf03d187b76606b7a3b1
[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" "83dda2669e0ccfb08c82c53cd6317f7d6b038f457684cf03d187b76606b7a3b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling playing-with-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "83dda2669e0ccfb08c82c53cd6317f7d6b038f457684cf03d187b76606b7a3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83dda2669e0ccfb08c82c53cd6317f7d6b038f457684cf03d187b76606b7a3b1", kill_on_drop: false }`
[INFO] [stdout] 83dda2669e0ccfb08c82c53cd6317f7d6b038f457684cf03d187b76606b7a3b1
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a46333f0a8aa073c959a467fb5b79d12d87cf908b2595e45db1cb80af280079d
[INFO] running `Command { std: "docker" "start" "-a" "a46333f0a8aa073c959a467fb5b79d12d87cf908b2595e45db1cb80af280079d", kill_on_drop: false }`
[INFO] [stderr]    Compiling playing-with-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "a46333f0a8aa073c959a467fb5b79d12d87cf908b2595e45db1cb80af280079d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a46333f0a8aa073c959a467fb5b79d12d87cf908b2595e45db1cb80af280079d", kill_on_drop: false }`
[INFO] [stdout] a46333f0a8aa073c959a467fb5b79d12d87cf908b2595e45db1cb80af280079d
[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] 1f16953cc7d3f7f4bf10065bc2c67d5617d91ee336929bcf1e1f032fc1770ba3
[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" "1f16953cc7d3f7f4bf10065bc2c67d5617d91ee336929bcf1e1f032fc1770ba3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/playing_with_rust-4548625425020fae)
[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" "1f16953cc7d3f7f4bf10065bc2c67d5617d91ee336929bcf1e1f032fc1770ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f16953cc7d3f7f4bf10065bc2c67d5617d91ee336929bcf1e1f032fc1770ba3", kill_on_drop: false }`
[INFO] [stdout] 1f16953cc7d3f7f4bf10065bc2c67d5617d91ee336929bcf1e1f032fc1770ba3