[INFO] fetching crate truetree 0.1.3...
[INFO] testing truetree-0.1.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate truetree 0.1.3 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate truetree 0.1.3 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 truetree 0.1.3
[INFO] finished tweaking crates.io crate truetree 0.1.3
[INFO] tweaked toml for crates.io crate truetree 0.1.3 written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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] eb64f02b642ae968b26a1a8be4e4836d2db0e5351102eebd1d7ca7f8a94e2c62
[INFO] running `Command { std: "docker" "start" "-a" "eb64f02b642ae968b26a1a8be4e4836d2db0e5351102eebd1d7ca7f8a94e2c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb64f02b642ae968b26a1a8be4e4836d2db0e5351102eebd1d7ca7f8a94e2c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb64f02b642ae968b26a1a8be4e4836d2db0e5351102eebd1d7ca7f8a94e2c62", kill_on_drop: false }`
[INFO] [stdout] eb64f02b642ae968b26a1a8be4e4836d2db0e5351102eebd1d7ca7f8a94e2c62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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] 507577ae7583c3021999a4ac42c7e77a8cc2a9281ee676923718c59efba21b36
[INFO] running `Command { std: "docker" "start" "-a" "507577ae7583c3021999a4ac42c7e77a8cc2a9281ee676923718c59efba21b36", kill_on_drop: false }`
[INFO] [stderr]    Compiling truetree v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `Command { std: "docker" "inspect" "507577ae7583c3021999a4ac42c7e77a8cc2a9281ee676923718c59efba21b36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "507577ae7583c3021999a4ac42c7e77a8cc2a9281ee676923718c59efba21b36", kill_on_drop: false }`
[INFO] [stdout] 507577ae7583c3021999a4ac42c7e77a8cc2a9281ee676923718c59efba21b36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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] 5d8b60705c4e116082d9e226c934700e1506f46fdaa139089edf573e025cb4ab
[INFO] running `Command { std: "docker" "start" "-a" "5d8b60705c4e116082d9e226c934700e1506f46fdaa139089edf573e025cb4ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling truetree v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "5d8b60705c4e116082d9e226c934700e1506f46fdaa139089edf573e025cb4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d8b60705c4e116082d9e226c934700e1506f46fdaa139089edf573e025cb4ab", kill_on_drop: false }`
[INFO] [stdout] 5d8b60705c4e116082d9e226c934700e1506f46fdaa139089edf573e025cb4ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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] 8547bd551b43d31bcfc093acd385a9dbd8f7fe24450b7db88882ac1ccaa2a695
[INFO] running `Command { std: "docker" "start" "-a" "8547bd551b43d31bcfc093acd385a9dbd8f7fe24450b7db88882ac1ccaa2a695", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/truetree-00563f36c72389ca)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test test_node::test_create ... ok
[INFO] [stdout] test test_node::test_create_node ... ok
[INFO] [stdout] test test_node::test_delete ... ok
[INFO] [stdout] test test_node::test_create_tree ... ok
[INFO] [stdout] test test_node::test_dump ... ok
[INFO] [stdout] test test_node::test_get_not_modifying ... ok
[INFO] [stdout] test test_node::test_get_missing ... ok
[INFO] [stdout] test test_node::test_get ... ok
[INFO] [stdout] test test_node::test_get_remove ... ok
[INFO] [stdout] test test_node::test_insert ... ok
[INFO] [stdout] test test_node::test_rebalance ... ok
[INFO] [stdout] test test_node::test_rebalance_twice ... ok
[INFO] [stdout] test test_node::test_remove ... ok
[INFO] [stdout] test test_node::test_remove_min ... ok
[INFO] [stdout] test test_node::test_rotate_left ... ok
[INFO] [stdout] test test_node::test_rotate_left_right ... ok
[INFO] [stdout] test test_node::test_rotate_right ... ok
[INFO] [stdout] test test_node::test_rotate_right_left ... ok
[INFO] [stdout] test test_node::test_sanity_check ... ok
[INFO] [stdout] test test_tree::test_balancing ... ok
[INFO] [stdout] test test_tree::test_contains ... ok
[INFO] [stdout] test test_tree::test_create ... ok
[INFO] [stdout] test test_tree::test_delete_heap ... ok
[INFO] [stdout] test test_tree::test_height ... ok
[INFO] [stdout] test test_tree::test_insert ... ok
[INFO] [stdout] test test_node::test_side ... ok
[INFO] [stdout] test test_node::test_min_max ... ok
[INFO] [stdout] test test_tree::test_get_set ... ok
[INFO] [stdout] test test_tree::test_insert_complex ... ok
[INFO] [stdout] test test_tree::test_insert_heap_var ... ok
[INFO] [stdout] test test_tree::test_insert_thrice ... ok
[INFO] [stdout] test test_tree::test_delete_complex ... ok
[INFO] [stdout] test test_tree::test_insert_twice ... ok
[INFO] [stdout] test test_tree::test_min_max ... ok
[INFO] [stdout] test test_tree::test_remove ... ok
[INFO] [stdout] test test_tree::test_width_count_depth ... ok
[INFO] [stdout] test test_node::test_remove_complex ... ok
[INFO] [stdout] test test_node::test_width_depth_count ... ok
[INFO] [stdout] test test_tree::test_remove_duplicates ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_avl.rs (/opt/rustwide/target/debug/deps/integration_avl-34ac6bdb6b42702b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_avl ... 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] [stderr]    Doc-tests truetree
[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" "8547bd551b43d31bcfc093acd385a9dbd8f7fe24450b7db88882ac1ccaa2a695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8547bd551b43d31bcfc093acd385a9dbd8f7fe24450b7db88882ac1ccaa2a695", kill_on_drop: false }`
[INFO] [stdout] 8547bd551b43d31bcfc093acd385a9dbd8f7fe24450b7db88882ac1ccaa2a695