[INFO] cloning repository https://github.com/nyirog/bbtree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nyirog/bbtree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnyirog%2Fbbtree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnyirog%2Fbbtree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9dd289810716fd7d2159b686df90237c77c324e7
[INFO] testing nyirog/bbtree against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnyirog%2Fbbtree" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nyirog/bbtree on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nyirog/bbtree
[INFO] finished tweaking git repo https://github.com/nyirog/bbtree
[INFO] tweaked toml for git repo https://github.com/nyirog/bbtree written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nyirog/bbtree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08617aff8ed174473219a820a0a1f4b3852d3e79621c16bd54eb18e20b88fdbf
[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" "08617aff8ed174473219a820a0a1f4b3852d3e79621c16bd54eb18e20b88fdbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08617aff8ed174473219a820a0a1f4b3852d3e79621c16bd54eb18e20b88fdbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08617aff8ed174473219a820a0a1f4b3852d3e79621c16bd54eb18e20b88fdbf", kill_on_drop: false }`
[INFO] [stdout] 08617aff8ed174473219a820a0a1f4b3852d3e79621c16bd54eb18e20b88fdbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0850a61a58c9891ba3e04716cec94ea98fe75a4fa6130882d7e7d5e73d9f371c
[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" "0850a61a58c9891ba3e04716cec94ea98fe75a4fa6130882d7e7d5e73d9f371c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bbtree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "0850a61a58c9891ba3e04716cec94ea98fe75a4fa6130882d7e7d5e73d9f371c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0850a61a58c9891ba3e04716cec94ea98fe75a4fa6130882d7e7d5e73d9f371c", kill_on_drop: false }`
[INFO] [stdout] 0850a61a58c9891ba3e04716cec94ea98fe75a4fa6130882d7e7d5e73d9f371c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 141cbf463d08488b988e5b5ea4cfcbbd8dba6c54c2bc3e9080d553edb3a9d2af
[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" "141cbf463d08488b988e5b5ea4cfcbbd8dba6c54c2bc3e9080d553edb3a9d2af", kill_on_drop: false }`
[INFO] [stderr]    Compiling bbtree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "141cbf463d08488b988e5b5ea4cfcbbd8dba6c54c2bc3e9080d553edb3a9d2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "141cbf463d08488b988e5b5ea4cfcbbd8dba6c54c2bc3e9080d553edb3a9d2af", kill_on_drop: false }`
[INFO] [stdout] 141cbf463d08488b988e5b5ea4cfcbbd8dba6c54c2bc3e9080d553edb3a9d2af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e287d5e938ddb41a7244f65f1d1dff0955be58e9fd1d88f84d13a787bc425e4a
[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" "e287d5e938ddb41a7244f65f1d1dff0955be58e9fd1d88f84d13a787bc425e4a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bbtree-96f6c3897c682c71
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test test_change_get_mut_tree ... ok
[INFO] [stdout] test test_empty_tree_provide_none_for_reference ... ok
[INFO] [stdout] test test_empty_tree_provide_none ... ok
[INFO] [stdout] test test_get_mut_returns_none_for_unknown_key ... ok
[INFO] [stdout] test test_get_mut_tree ... ok
[INFO] [stdout] test test_get_mut_tree_bigger ... ok
[INFO] [stdout] test test_get_mut_tree_smaller ... ok
[INFO] [stdout] test test_insert ... ok
[INFO] [stdout] test test_insert_bigger ... ok
[INFO] [stdout] test test_insert_smaller ... ok
[INFO] [stdout] test test_node_get_mut ... ok
[INFO] [stdout] test test_node_get_mut_bigger ... ok
[INFO] [stdout] test test_node_get_mut_can_be_changed ... ok
[INFO] [stdout] test test_node_get_mut_smaller ... ok
[INFO] [stdout] test test_node_get_ref_for_the_bigger_sub_node ... ok
[INFO] [stdout] test test_node_get_ref_for_the_smaller_sub_node ... ok
[INFO] [stdout] test test_node_get_ref_returns_a_reference ... ok
[INFO] [stdout] test test_node_get_ref_returns_node_for_unknown_key ... ok
[INFO] [stdout] test test_tree_get_ref ... ok
[INFO] [stdout] test test_tree_get_ref_bigger ... ok
[INFO] [stdout] test test_tree_get_ref_smaller ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e287d5e938ddb41a7244f65f1d1dff0955be58e9fd1d88f84d13a787bc425e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e287d5e938ddb41a7244f65f1d1dff0955be58e9fd1d88f84d13a787bc425e4a", kill_on_drop: false }`
[INFO] [stdout] e287d5e938ddb41a7244f65f1d1dff0955be58e9fd1d88f84d13a787bc425e4a