[INFO] fetching crate dsu-tree 0.1.0...
[INFO] testing dsu-tree-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dsu-tree 0.1.0 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate dsu-tree 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dsu-tree 0.1.0
[INFO] finished tweaking crates.io crate dsu-tree 0.1.0
[INFO] tweaked toml for crates.io crate dsu-tree 0.1.0 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate crates.io crate dsu-tree 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0d0157326fbd5b1a8c5a7ff87bbafdc10da0a820a7d1c7d1ad81034b26ac7d4
[INFO] running `Command { std: "docker" "start" "-a" "b0d0157326fbd5b1a8c5a7ff87bbafdc10da0a820a7d1c7d1ad81034b26ac7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0d0157326fbd5b1a8c5a7ff87bbafdc10da0a820a7d1c7d1ad81034b26ac7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d0157326fbd5b1a8c5a7ff87bbafdc10da0a820a7d1c7d1ad81034b26ac7d4", kill_on_drop: false }`
[INFO] [stdout] b0d0157326fbd5b1a8c5a7ff87bbafdc10da0a820a7d1c7d1ad81034b26ac7d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 963c1fe79f56c19343099f8f835e194c83d1f51be17c33b40a08e4b078e9e0fd
[INFO] running `Command { std: "docker" "start" "-a" "963c1fe79f56c19343099f8f835e194c83d1f51be17c33b40a08e4b078e9e0fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dsu-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "963c1fe79f56c19343099f8f835e194c83d1f51be17c33b40a08e4b078e9e0fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "963c1fe79f56c19343099f8f835e194c83d1f51be17c33b40a08e4b078e9e0fd", kill_on_drop: false }`
[INFO] [stdout] 963c1fe79f56c19343099f8f835e194c83d1f51be17c33b40a08e4b078e9e0fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad48d2d4063c0732d4bd681c84df28f11d72fb10e7794e2fa68220dc22cac245
[INFO] running `Command { std: "docker" "start" "-a" "ad48d2d4063c0732d4bd681c84df28f11d72fb10e7794e2fa68220dc22cac245", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dsu-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "ad48d2d4063c0732d4bd681c84df28f11d72fb10e7794e2fa68220dc22cac245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad48d2d4063c0732d4bd681c84df28f11d72fb10e7794e2fa68220dc22cac245", kill_on_drop: false }`
[INFO] [stdout] ad48d2d4063c0732d4bd681c84df28f11d72fb10e7794e2fa68220dc22cac245
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f4d9a01243544864c4b9029c4c4df555d7e0a9b221eebf4069823fcc3e8e31a
[INFO] running `Command { std: "docker" "start" "-a" "7f4d9a01243544864c4b9029c4c4df555d7e0a9b221eebf4069823fcc3e8e31a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dsu_tree-8da963f3750ba4e6)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test tests::dsu_node_tests::test_compress_path_deep ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_compress_path_root ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_compress_path_root_child ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_is_root_false ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_is_root_true ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_new ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_parent_non_root ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_set_parent ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_merge_into_basic ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_merge_into_child ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_merge_into_root ... ok
[INFO] [stdout] test tests::dsu_node_tests::test_parent_root ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_move_to_root ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_new ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_same ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_value_basic ... ok
[INFO] [stdout] test tests::dsu_root_tests::test_value_merged ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dsu-tree
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - DsuRoot<T>::same (line 79) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7f4d9a01243544864c4b9029c4c4df555d7e0a9b221eebf4069823fcc3e8e31a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f4d9a01243544864c4b9029c4c4df555d7e0a9b221eebf4069823fcc3e8e31a", kill_on_drop: false }`
[INFO] [stdout] 7f4d9a01243544864c4b9029c4c4df555d7e0a9b221eebf4069823fcc3e8e31a