[INFO] crate rose_tree 0.2.0 is already in cache
[INFO] testing rose_tree-0.2.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate rose_tree 0.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rose_tree 0.2.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rose_tree 0.2.0
[INFO] finished tweaking crates.io crate rose_tree 0.2.0
[INFO] tweaked toml for crates.io crate rose_tree 0.2.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] afa1ade31eb63a6501d55288fb1c36af1ef7400d073df0505b3f67b4b7f2d2f9
[INFO] running `"docker" "start" "-a" "afa1ade31eb63a6501d55288fb1c36af1ef7400d073df0505b3f67b4b7f2d2f9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling rose_tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.96s
[INFO] running `"docker" "inspect" "afa1ade31eb63a6501d55288fb1c36af1ef7400d073df0505b3f67b4b7f2d2f9"`
[INFO] running `"docker" "rm" "-f" "afa1ade31eb63a6501d55288fb1c36af1ef7400d073df0505b3f67b4b7f2d2f9"`
[INFO] [stdout] afa1ade31eb63a6501d55288fb1c36af1ef7400d073df0505b3f67b4b7f2d2f9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 181fe8f89123edc867f1097dc4f1e427356dae7437cc0ffbe345823e75f7d873
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "181fe8f89123edc867f1097dc4f1e427356dae7437cc0ffbe345823e75f7d873"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rose_tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `"docker" "inspect" "181fe8f89123edc867f1097dc4f1e427356dae7437cc0ffbe345823e75f7d873"`
[INFO] running `"docker" "rm" "-f" "181fe8f89123edc867f1097dc4f1e427356dae7437cc0ffbe345823e75f7d873"`
[INFO] [stdout] 181fe8f89123edc867f1097dc4f1e427356dae7437cc0ffbe345823e75f7d873
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 28e6ffcb9d3c7e4795dd985439886f2601e0d27e3d3ec8abfa3bc232b3220eca
[INFO] running `"docker" "start" "-a" "28e6ffcb9d3c7e4795dd985439886f2601e0d27e3d3ec8abfa3bc232b3220eca"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rose_tree-6588bfdffa2fece0
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test parent_recursion ... ok
[INFO] [stdout] test children ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iterators-1732a6b7db9fd0e2
[INFO] [stdout] test siblings ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/remove-187ab1fa01e5f409
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/walkers-cbc4fdcdd7fb8580
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test remove_node ... 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 2 tests
[INFO] [stdout] test walk_siblings ... ok
[INFO] [stderr]    Doc-tests rose_tree
[INFO] [stdout] test walk_children ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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 `"docker" "inspect" "28e6ffcb9d3c7e4795dd985439886f2601e0d27e3d3ec8abfa3bc232b3220eca"`
[INFO] running `"docker" "rm" "-f" "28e6ffcb9d3c7e4795dd985439886f2601e0d27e3d3ec8abfa3bc232b3220eca"`
[INFO] [stdout] 28e6ffcb9d3c7e4795dd985439886f2601e0d27e3d3ec8abfa3bc232b3220eca