[INFO] fetching crate lineartree 0.1.1...
[INFO] testing lineartree-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate lineartree 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate lineartree 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lineartree 0.1.1
[INFO] finished tweaking crates.io crate lineartree 0.1.1
[INFO] tweaked toml for crates.io crate lineartree 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c94678ba04f9b4aa9240055c9c07cbfb12f569beb5c640dd07c72d7586427477
[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" "c94678ba04f9b4aa9240055c9c07cbfb12f569beb5c640dd07c72d7586427477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c94678ba04f9b4aa9240055c9c07cbfb12f569beb5c640dd07c72d7586427477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c94678ba04f9b4aa9240055c9c07cbfb12f569beb5c640dd07c72d7586427477", kill_on_drop: false }`
[INFO] [stdout] c94678ba04f9b4aa9240055c9c07cbfb12f569beb5c640dd07c72d7586427477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb681d2f63b46220d4ef267809d37c3799f72f4d6db63243b767a0715facba61
[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" "fb681d2f63b46220d4ef267809d37c3799f72f4d6db63243b767a0715facba61", kill_on_drop: false }`
[INFO] [stderr]    Compiling lineartree v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "fb681d2f63b46220d4ef267809d37c3799f72f4d6db63243b767a0715facba61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb681d2f63b46220d4ef267809d37c3799f72f4d6db63243b767a0715facba61", kill_on_drop: false }`
[INFO] [stdout] fb681d2f63b46220d4ef267809d37c3799f72f4d6db63243b767a0715facba61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-01-01" "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] 09d513758c2e8044815ed67861f94e241b3656a571f56d16b316433ae49c4488
[INFO] running `Command { std: "docker" "start" "-a" "09d513758c2e8044815ed67861f94e241b3656a571f56d16b316433ae49c4488", kill_on_drop: false }`
[INFO] [stderr]    Compiling lineartree v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "09d513758c2e8044815ed67861f94e241b3656a571f56d16b316433ae49c4488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09d513758c2e8044815ed67861f94e241b3656a571f56d16b316433ae49c4488", kill_on_drop: false }`
[INFO] [stdout] 09d513758c2e8044815ed67861f94e241b3656a571f56d16b316433ae49c4488
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c244848c0ef660a42ffa3eae713e71d81d0b793a3c3ed88929452df5e2a956a9
[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" "c244848c0ef660a42ffa3eae713e71d81d0b793a3c3ed88929452df5e2a956a9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lineartree-f2c704d798029cd7
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::append_child ... ok
[INFO] [stdout] test tests::append_child_error ... ok
[INFO] [stdout] test tests::append_children ... ok
[INFO] [stdout] test tests::clone_tree ... ok
[INFO] [stdout] test tests::remove_node ... ok
[INFO] [stdout] test tests::new_node ... ok
[INFO] [stdout] test tests::get_parent ... ok
[INFO] [stdout] test tests::remove_node_error_invalid_ref ... ok
[INFO] [stdout] test tests::root2 ... ok
[INFO] [stdout] test tests::depth_first_iterator ... ok
[INFO] [stdout] test tests::get_mut ... ok
[INFO] [stdout] test tests::remove_node_error_already_removed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lineartree
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 13) ... ignored
[INFO] [stdout] test src/lib.rs - (line 46) ... ignored
[INFO] [stdout] test src/lib.rs - (line 59) ... ignored
[INFO] [stdout] test src/lib.rs - (line 66) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c244848c0ef660a42ffa3eae713e71d81d0b793a3c3ed88929452df5e2a956a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c244848c0ef660a42ffa3eae713e71d81d0b793a3c3ed88929452df5e2a956a9", kill_on_drop: false }`
[INFO] [stdout] c244848c0ef660a42ffa3eae713e71d81d0b793a3c3ed88929452df5e2a956a9