[INFO] fetching crate rctree 0.3.3...
[INFO] testing rctree-0.3.3 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate rctree 0.3.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rctree 0.3.3 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rctree 0.3.3
[INFO] finished tweaking crates.io crate rctree 0.3.3
[INFO] tweaked toml for crates.io crate rctree 0.3.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0538a363368cbf30b75650c35992a492f267ba703220b96e1ac0e752324d9562
[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" "0538a363368cbf30b75650c35992a492f267ba703220b96e1ac0e752324d9562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0538a363368cbf30b75650c35992a492f267ba703220b96e1ac0e752324d9562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0538a363368cbf30b75650c35992a492f267ba703220b96e1ac0e752324d9562", kill_on_drop: false }`
[INFO] [stdout] 0538a363368cbf30b75650c35992a492f267ba703220b96e1ac0e752324d9562
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea8e9736d05732103408e08fbeedaaf44890e6dfb361868268af518de32f9086
[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" "ea8e9736d05732103408e08fbeedaaf44890e6dfb361868268af518de32f9086", kill_on_drop: false }`
[INFO] [stderr]    Compiling rctree v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "ea8e9736d05732103408e08fbeedaaf44890e6dfb361868268af518de32f9086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea8e9736d05732103408e08fbeedaaf44890e6dfb361868268af518de32f9086", kill_on_drop: false }`
[INFO] [stdout] ea8e9736d05732103408e08fbeedaaf44890e6dfb361868268af518de32f9086
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f0e8caa2cd208571467bb3236d7da091bde868c937e4d7e026a158e7d8a65a8
[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" "0f0e8caa2cd208571467bb3236d7da091bde868c937e4d7e026a158e7d8a65a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rctree v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "0f0e8caa2cd208571467bb3236d7da091bde868c937e4d7e026a158e7d8a65a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f0e8caa2cd208571467bb3236d7da091bde868c937e4d7e026a158e7d8a65a8", kill_on_drop: false }`
[INFO] [stdout] 0f0e8caa2cd208571467bb3236d7da091bde868c937e4d7e026a158e7d8a65a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80561c951dec323ce644417023461cb2bb9485bcf7f3c0c102ea896fe78f4540
[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" "80561c951dec323ce644417023461cb2bb9485bcf7f3c0c102ea896fe78f4540", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rctree-a9f2059beb1fec6f)
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-d504a5f9c1701185)
[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] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test children_2 ... ok
[INFO] [stdout] test make_deep_copy_1 ... ok
[INFO] [stdout] test root_1 ... ok
[INFO] [stdout] test children_1 ... ok
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] test make_copy_1 ... ok
[INFO] [stdout] test root_4 ... ok
[INFO] [stdout] test weak_2 ... ok
[INFO] [stdout] test traverse_2 ... ok
[INFO] [stdout] test weak_1 ... ok
[INFO] [stdout] test root_2 ... ok
[INFO] [stdout] test root_3 ... ok
[INFO] [stdout] test traverse_1 ... ok
[INFO] [stdout] test append_1 ... ok
[INFO] [stdout] test prepend_1 ... ok
[INFO] [stdout] test insert_after_1 ... ok
[INFO] [stdout] test insert_before_1 ... ok
[INFO] [stdout] test iter_1 ... ok
[INFO] [stdout] test stack_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rctree
[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" "80561c951dec323ce644417023461cb2bb9485bcf7f3c0c102ea896fe78f4540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80561c951dec323ce644417023461cb2bb9485bcf7f3c0c102ea896fe78f4540", kill_on_drop: false }`
[INFO] [stdout] 80561c951dec323ce644417023461cb2bb9485bcf7f3c0c102ea896fe78f4540