[INFO] fetching crate tree-cursor 0.3.0...
[INFO] testing tree-cursor-0.3.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate tree-cursor 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tree-cursor 0.3.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tree-cursor 0.3.0
[INFO] finished tweaking crates.io crate tree-cursor 0.3.0
[INFO] tweaked toml for crates.io crate tree-cursor 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68b5f3c2d578d8d1011f6d03237deccf6a537ffe57bc7491563d2813a180617f
[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" "68b5f3c2d578d8d1011f6d03237deccf6a537ffe57bc7491563d2813a180617f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68b5f3c2d578d8d1011f6d03237deccf6a537ffe57bc7491563d2813a180617f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b5f3c2d578d8d1011f6d03237deccf6a537ffe57bc7491563d2813a180617f", kill_on_drop: false }`
[INFO] [stdout] 68b5f3c2d578d8d1011f6d03237deccf6a537ffe57bc7491563d2813a180617f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 6c2a53678b2377f90bc44b533cbf5574bcf427643b8a0586e1b95b8f4e3ba61c
[INFO] running `Command { std: "docker" "start" "-a" "6c2a53678b2377f90bc44b533cbf5574bcf427643b8a0586e1b95b8f4e3ba61c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-cursor v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "6c2a53678b2377f90bc44b533cbf5574bcf427643b8a0586e1b95b8f4e3ba61c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c2a53678b2377f90bc44b533cbf5574bcf427643b8a0586e1b95b8f4e3ba61c", kill_on_drop: false }`
[INFO] [stdout] 6c2a53678b2377f90bc44b533cbf5574bcf427643b8a0586e1b95b8f4e3ba61c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33223357abb3696e6047fd5964ef40cb12b9fc8bae67ef78081ea15ec79934b2
[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" "33223357abb3696e6047fd5964ef40cb12b9fc8bae67ef78081ea15ec79934b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-cursor v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "33223357abb3696e6047fd5964ef40cb12b9fc8bae67ef78081ea15ec79934b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33223357abb3696e6047fd5964ef40cb12b9fc8bae67ef78081ea15ec79934b2", kill_on_drop: false }`
[INFO] [stdout] 33223357abb3696e6047fd5964ef40cb12b9fc8bae67ef78081ea15ec79934b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a30afa8f222ecd030c87da18b70f68ccff7816ff76812b2a955a9e52f9bc23e9
[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" "a30afa8f222ecd030c87da18b70f68ccff7816ff76812b2a955a9e52f9bc23e9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tree_cursor-e477bc44382d6d02
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::hashmap_tree::down_map ... ok
[INFO] [stdout] test tests::standard_tree::full_traversal ... ok
[INFO] [stdout] test tests::standard_tree::iter_down ... ok
[INFO] [stdout] test tests::link_tree::link_tree_scoped_down ... ok
[INFO] [stdout] test tests::standard_tree::take ... ok
[INFO] [stdout] test tests::link_tree::link_tree ... ok
[INFO] [stdout] test tests::standard_tree::get ... ok
[INFO] [stdout] test tests::standard_tree::scoped_down ... ok
[INFO] [stdout] test tests::standard_tree::set_pos_error ... 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 tree-cursor
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/lib.rs - (line 90) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a30afa8f222ecd030c87da18b70f68ccff7816ff76812b2a955a9e52f9bc23e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a30afa8f222ecd030c87da18b70f68ccff7816ff76812b2a955a9e52f9bc23e9", kill_on_drop: false }`
[INFO] [stdout] a30afa8f222ecd030c87da18b70f68ccff7816ff76812b2a955a9e52f9bc23e9