[INFO] fetching crate lite-merkle-tree 0.0.0...
[INFO] testing lite-merkle-tree-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate lite-merkle-tree 0.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate lite-merkle-tree 0.0.0 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 crates.io crate lite-merkle-tree 0.0.0
[INFO] finished tweaking crates.io crate lite-merkle-tree 0.0.0
[INFO] tweaked toml for crates.io crate lite-merkle-tree 0.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89d24e80a4751cfa74a820b941b2ea904f0de27a1bef92432e6fbc2bd5de1374
[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" "89d24e80a4751cfa74a820b941b2ea904f0de27a1bef92432e6fbc2bd5de1374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89d24e80a4751cfa74a820b941b2ea904f0de27a1bef92432e6fbc2bd5de1374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89d24e80a4751cfa74a820b941b2ea904f0de27a1bef92432e6fbc2bd5de1374", kill_on_drop: false }`
[INFO] [stdout] 89d24e80a4751cfa74a820b941b2ea904f0de27a1bef92432e6fbc2bd5de1374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87086d4550b80bf4f49a26619e02a39536f4f7cdce52a9ed51f17ffebf58c800
[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" "87086d4550b80bf4f49a26619e02a39536f4f7cdce52a9ed51f17ffebf58c800", kill_on_drop: false }`
[INFO] [stderr]    Compiling lite-merkle-tree v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "87086d4550b80bf4f49a26619e02a39536f4f7cdce52a9ed51f17ffebf58c800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87086d4550b80bf4f49a26619e02a39536f4f7cdce52a9ed51f17ffebf58c800", kill_on_drop: false }`
[INFO] [stdout] 87086d4550b80bf4f49a26619e02a39536f4f7cdce52a9ed51f17ffebf58c800
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 829e529adb3396a580d61aa2ce4843300bbf7c9677589316daf7b551dc7739bb
[INFO] running `Command { std: "docker" "start" "-a" "829e529adb3396a580d61aa2ce4843300bbf7c9677589316daf7b551dc7739bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling lite-merkle-tree v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/lite_merkle_tree-0ab7167bc97dac0b)
[INFO] running `Command { std: "docker" "inspect" "829e529adb3396a580d61aa2ce4843300bbf7c9677589316daf7b551dc7739bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829e529adb3396a580d61aa2ce4843300bbf7c9677589316daf7b551dc7739bb", kill_on_drop: false }`
[INFO] [stdout] 829e529adb3396a580d61aa2ce4843300bbf7c9677589316daf7b551dc7739bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 49fc51d7057a079f82daaa8e63cb9599675da8ecf69c2c23a4f46f829598a835
[INFO] running `Command { std: "docker" "start" "-a" "49fc51d7057a079f82daaa8e63cb9599675da8ecf69c2c23a4f46f829598a835", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lite_merkle_tree-0ab7167bc97dac0b)
[INFO] [stderr]    Doc-tests lite-merkle-tree
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "49fc51d7057a079f82daaa8e63cb9599675da8ecf69c2c23a4f46f829598a835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49fc51d7057a079f82daaa8e63cb9599675da8ecf69c2c23a4f46f829598a835", kill_on_drop: false }`
[INFO] [stdout] 49fc51d7057a079f82daaa8e63cb9599675da8ecf69c2c23a4f46f829598a835