[INFO] fetching crate truetree 0.1.3...
[INFO] testing truetree-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate truetree 0.1.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate truetree 0.1.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21235ae12e9fd6a90a4572c00bbfb95d75e7e504990598195385a3264ace9d38
[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" "21235ae12e9fd6a90a4572c00bbfb95d75e7e504990598195385a3264ace9d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21235ae12e9fd6a90a4572c00bbfb95d75e7e504990598195385a3264ace9d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21235ae12e9fd6a90a4572c00bbfb95d75e7e504990598195385a3264ace9d38", kill_on_drop: false }`
[INFO] [stdout] 21235ae12e9fd6a90a4572c00bbfb95d75e7e504990598195385a3264ace9d38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81187810645f37973b634c5b97da46ddb636b5d57558c7efb3de1b8fc64697fb
[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" "81187810645f37973b634c5b97da46ddb636b5d57558c7efb3de1b8fc64697fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling truetree v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "81187810645f37973b634c5b97da46ddb636b5d57558c7efb3de1b8fc64697fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81187810645f37973b634c5b97da46ddb636b5d57558c7efb3de1b8fc64697fb", kill_on_drop: false }`
[INFO] [stdout] 81187810645f37973b634c5b97da46ddb636b5d57558c7efb3de1b8fc64697fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41e1633edbaf83cc6db6bbb188e741733b8f9eef4a8d4439ceeb4084451441f8
[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" "41e1633edbaf83cc6db6bbb188e741733b8f9eef4a8d4439ceeb4084451441f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling truetree v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.69s
[INFO] running `Command { std: "docker" "inspect" "41e1633edbaf83cc6db6bbb188e741733b8f9eef4a8d4439ceeb4084451441f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41e1633edbaf83cc6db6bbb188e741733b8f9eef4a8d4439ceeb4084451441f8", kill_on_drop: false }`
[INFO] [stdout] 41e1633edbaf83cc6db6bbb188e741733b8f9eef4a8d4439ceeb4084451441f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8c2a48ad23152a103cb78434ecac84abdeb571491f0ef0a7743967c09fd3603
[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" "f8c2a48ad23152a103cb78434ecac84abdeb571491f0ef0a7743967c09fd3603", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/truetree-b26ab09402f8379d
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test test_node::test_create ... ok
[INFO] [stdout] test test_node::test_create_tree ... ok
[INFO] [stdout] test test_node::test_create_node ... ok
[INFO] [stdout] test test_node::test_delete ... ok
[INFO] [stdout] test test_node::test_get ... ok
[INFO] [stdout] test test_node::test_rebalance_twice ... ok
[INFO] [stdout] test test_node::test_get_missing ... ok
[INFO] [stdout] test test_node::test_min_max ... ok
[INFO] [stdout] test test_node::test_rebalance ... ok
[INFO] [stdout] test test_node::test_get_not_modifying ... ok
[INFO] [stdout] test test_node::test_remove_complex ... ok
[INFO] [stdout] test test_node::test_get_remove ... ok
[INFO] [stdout] test test_node::test_insert ... ok
[INFO] [stdout] test test_node::test_dump ... ok
[INFO] [stdout] test test_node::test_remove ... ok
[INFO] [stdout] test test_node::test_rotate_right_left ... ok
[INFO] [stdout] test test_node::test_rotate_right ... 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_sanity_check ... ok
[INFO] [stdout] test test_node::test_remove_min ... ok
[INFO] [stdout] test test_node::test_side ... ok
[INFO] [stdout] test test_tree::test_remove_duplicates ... ok
[INFO] [stdout] test test_tree::test_remove ... ok
[INFO] [stdout] test test_tree::test_min_max ... ok
[INFO] [stdout] test test_tree::test_width_count_depth ... ok
[INFO] [stdout] test test_tree::test_balancing ... ok
[INFO] [stdout] test test_tree::test_insert_complex ... ok
[INFO] [stdout] test test_tree::test_delete_heap ... ok
[INFO] [stdout] test test_tree::test_insert_heap_var ... ok
[INFO] [stdout] test test_tree::test_contains ... ok
[INFO] [stdout] test test_tree::test_insert_twice ... ok
[INFO] [stdout] test test_tree::test_insert ... ok
[INFO] [stdout] test test_tree::test_delete_complex ... ok
[INFO] [stdout] test test_tree::test_create ... ok
[INFO] [stdout] test test_tree::test_insert_thrice ... ok
[INFO] [stdout] test test_tree::test_get_set ... ok
[INFO] [stdout] test test_tree::test_height ... ok
[INFO] [stdout] test test_node::test_width_depth_count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration_avl-bbac0662b00610d4
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests truetree
[INFO] [stdout] test test_avl ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f8c2a48ad23152a103cb78434ecac84abdeb571491f0ef0a7743967c09fd3603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c2a48ad23152a103cb78434ecac84abdeb571491f0ef0a7743967c09fd3603", kill_on_drop: false }`
[INFO] [stdout] f8c2a48ad23152a103cb78434ecac84abdeb571491f0ef0a7743967c09fd3603