[INFO] fetching crate test-alex-lib 0.1.0...
[INFO] testing test-alex-lib-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate test-alex-lib 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate test-alex-lib 0.1.0 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 crates.io crate test-alex-lib 0.1.0
[INFO] finished tweaking crates.io crate test-alex-lib 0.1.0
[INFO] tweaked toml for crates.io crate test-alex-lib 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate test-alex-lib 0.1.0 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] d7855775d2702db6cc4f9394dc72f04ccfe8cb2c4bebad86c902cb3ca5537df0
[INFO] running `Command { std: "docker" "start" "-a" "d7855775d2702db6cc4f9394dc72f04ccfe8cb2c4bebad86c902cb3ca5537df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7855775d2702db6cc4f9394dc72f04ccfe8cb2c4bebad86c902cb3ca5537df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7855775d2702db6cc4f9394dc72f04ccfe8cb2c4bebad86c902cb3ca5537df0", kill_on_drop: false }`
[INFO] [stdout] d7855775d2702db6cc4f9394dc72f04ccfe8cb2c4bebad86c902cb3ca5537df0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 2bce782ccd88cbf2f5230e372165671070d0e56b1b4318f60474c293665a5221
[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" "2bce782ccd88cbf2f5230e372165671070d0e56b1b4318f60474c293665a5221", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-alex-lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "2bce782ccd88cbf2f5230e372165671070d0e56b1b4318f60474c293665a5221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bce782ccd88cbf2f5230e372165671070d0e56b1b4318f60474c293665a5221", kill_on_drop: false }`
[INFO] [stdout] 2bce782ccd88cbf2f5230e372165671070d0e56b1b4318f60474c293665a5221
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 955a10ba58b1a7183e4c0f2f2ff1e1da2abf88c5478c15e8f9c372cef63bf7e1
[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" "955a10ba58b1a7183e4c0f2f2ff1e1da2abf88c5478c15e8f9c372cef63bf7e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-alex-lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "955a10ba58b1a7183e4c0f2f2ff1e1da2abf88c5478c15e8f9c372cef63bf7e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955a10ba58b1a7183e4c0f2f2ff1e1da2abf88c5478c15e8f9c372cef63bf7e1", kill_on_drop: false }`
[INFO] [stdout] 955a10ba58b1a7183e4c0f2f2ff1e1da2abf88c5478c15e8f9c372cef63bf7e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b585a9f4536ca778121f16bcfe2470019f7984fb3e0652b7f1c07f80ea37236d
[INFO] running `Command { std: "docker" "start" "-a" "b585a9f4536ca778121f16bcfe2470019f7984fb3e0652b7f1c07f80ea37236d", kill_on_drop: false }`
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/test_alex_lib-6cbef308e35be5b5)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/test_alex_lib-42e0e278e1d8dc78)
[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] [stderr]    Doc-tests test-alex-lib
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Terminal (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b585a9f4536ca778121f16bcfe2470019f7984fb3e0652b7f1c07f80ea37236d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b585a9f4536ca778121f16bcfe2470019f7984fb3e0652b7f1c07f80ea37236d", kill_on_drop: false }`
[INFO] [stdout] b585a9f4536ca778121f16bcfe2470019f7984fb3e0652b7f1c07f80ea37236d