[INFO] fetching crate git_practice 0.0.1...
[INFO] testing git_practice-0.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate git_practice 0.0.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate git_practice 0.0.1 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 git_practice 0.0.1
[INFO] finished tweaking crates.io crate git_practice 0.0.1
[INFO] tweaked toml for crates.io crate git_practice 0.0.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/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] 34331b1accc1b6a3aa84d9c52cc487820efe24aaac7ca8042272fe651b77fe0e
[INFO] running `Command { std: "docker" "start" "-a" "34331b1accc1b6a3aa84d9c52cc487820efe24aaac7ca8042272fe651b77fe0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34331b1accc1b6a3aa84d9c52cc487820efe24aaac7ca8042272fe651b77fe0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34331b1accc1b6a3aa84d9c52cc487820efe24aaac7ca8042272fe651b77fe0e", kill_on_drop: false }`
[INFO] [stdout] 34331b1accc1b6a3aa84d9c52cc487820efe24aaac7ca8042272fe651b77fe0e
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--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] 4353cf0a96e5163f86011662718a8cdddb8f343f314385777aa79e913ddc15a5
[INFO] running `Command { std: "docker" "start" "-a" "4353cf0a96e5163f86011662718a8cdddb8f343f314385777aa79e913ddc15a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling git_practice v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "4353cf0a96e5163f86011662718a8cdddb8f343f314385777aa79e913ddc15a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4353cf0a96e5163f86011662718a8cdddb8f343f314385777aa79e913ddc15a5", kill_on_drop: false }`
[INFO] [stdout] 4353cf0a96e5163f86011662718a8cdddb8f343f314385777aa79e913ddc15a5
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/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] a4f5630024bb767edb0c32666ed7ba988929202da3dddf06bbf3b35dd4e5ac09
[INFO] running `Command { std: "docker" "start" "-a" "a4f5630024bb767edb0c32666ed7ba988929202da3dddf06bbf3b35dd4e5ac09", kill_on_drop: false }`
[INFO] [stderr]    Compiling git_practice v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "a4f5630024bb767edb0c32666ed7ba988929202da3dddf06bbf3b35dd4e5ac09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f5630024bb767edb0c32666ed7ba988929202da3dddf06bbf3b35dd4e5ac09", kill_on_drop: false }`
[INFO] [stdout] a4f5630024bb767edb0c32666ed7ba988929202da3dddf06bbf3b35dd4e5ac09
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 506df3bac92b5cac69ee3dad56c5582eb6c5153f42d4b1cb46709916bd84f8d2
[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" "506df3bac92b5cac69ee3dad56c5582eb6c5153f42d4b1cb46709916bd84f8d2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/git_practice-e2e4a3aef6c68100)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::another_function ... ok
[INFO] [stdout] test example::thread::test_mutex ... ok
[INFO] [stdout] test example::thread::test_channel ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests git_practice
[INFO] [stdout] test example::thread::test_thread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[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" "506df3bac92b5cac69ee3dad56c5582eb6c5153f42d4b1cb46709916bd84f8d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506df3bac92b5cac69ee3dad56c5582eb6c5153f42d4b1cb46709916bd84f8d2", kill_on_drop: false }`
[INFO] [stdout] 506df3bac92b5cac69ee3dad56c5582eb6c5153f42d4b1cb46709916bd84f8d2