[INFO] fetching crate be-tree 0.1.0...
[INFO] testing be-tree-0.1.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate be-tree 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate be-tree 0.1.0 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 crates.io crate be-tree 0.1.0
[INFO] finished tweaking crates.io crate be-tree 0.1.0
[INFO] tweaked toml for crates.io crate be-tree 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0e39dcffcf91a93683d4f6ee2c0f9079080f173d6cf1769e6cc53f78af99c083
[INFO] running `Command { std: "docker" "start" "-a" "0e39dcffcf91a93683d4f6ee2c0f9079080f173d6cf1769e6cc53f78af99c083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e39dcffcf91a93683d4f6ee2c0f9079080f173d6cf1769e6cc53f78af99c083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e39dcffcf91a93683d4f6ee2c0f9079080f173d6cf1769e6cc53f78af99c083", kill_on_drop: false }`
[INFO] [stdout] 0e39dcffcf91a93683d4f6ee2c0f9079080f173d6cf1769e6cc53f78af99c083
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bdc246f10396f36beeac37d025310a2b54aaa0af7a8280a5bc66fbf5e9c94331
[INFO] running `Command { std: "docker" "start" "-a" "bdc246f10396f36beeac37d025310a2b54aaa0af7a8280a5bc66fbf5e9c94331", kill_on_drop: false }`
[INFO] [stderr]    Compiling be-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "bdc246f10396f36beeac37d025310a2b54aaa0af7a8280a5bc66fbf5e9c94331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdc246f10396f36beeac37d025310a2b54aaa0af7a8280a5bc66fbf5e9c94331", kill_on_drop: false }`
[INFO] [stdout] bdc246f10396f36beeac37d025310a2b54aaa0af7a8280a5bc66fbf5e9c94331
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bb839f562a706f308db4c276d5fd31e8c1ebd0f79b415392b24a6998a1cbc36c
[INFO] running `Command { std: "docker" "start" "-a" "bb839f562a706f308db4c276d5fd31e8c1ebd0f79b415392b24a6998a1cbc36c", kill_on_drop: false }`
[INFO] [stderr]    Compiling be-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "bb839f562a706f308db4c276d5fd31e8c1ebd0f79b415392b24a6998a1cbc36c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb839f562a706f308db4c276d5fd31e8c1ebd0f79b415392b24a6998a1cbc36c", kill_on_drop: false }`
[INFO] [stdout] bb839f562a706f308db4c276d5fd31e8c1ebd0f79b415392b24a6998a1cbc36c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2ab5e25166d3399e612a6924a5a19ab87bcf51d8f3a82ea595a806cc2bf8aefc
[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" "2ab5e25166d3399e612a6924a5a19ab87bcf51d8f3a82ea595a806cc2bf8aefc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/be_tree-7692c22502c89067
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::can_clear ... ok
[INFO] [stdout] test tests::can_construct ... ok
[INFO] [stdout] test tests::can_delete_existing ... ok
[INFO] [stdout] test tests::can_delete_only_existing ... ok
[INFO] [stdout] test tests::can_split ... ok
[INFO] [stdout] test tests::insert_replaces_existing ... ok
[INFO] [stdout] test tests::can_insert_two ... ok
[INFO] [stdout] test tests::can_insert_single ... ok
[INFO] [stdout] test tests::can_delete_nothing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests be-tree
[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" "2ab5e25166d3399e612a6924a5a19ab87bcf51d8f3a82ea595a806cc2bf8aefc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ab5e25166d3399e612a6924a5a19ab87bcf51d8f3a82ea595a806cc2bf8aefc", kill_on_drop: false }`
[INFO] [stdout] 2ab5e25166d3399e612a6924a5a19ab87bcf51d8f3a82ea595a806cc2bf8aefc