[INFO] fetching crate ego-binary-tree 0.1.0...
[INFO] testing ego-binary-tree-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ego-binary-tree 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ego-binary-tree 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ego-binary-tree 0.1.0
[INFO] finished tweaking crates.io crate ego-binary-tree 0.1.0
[INFO] tweaked toml for crates.io crate ego-binary-tree 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 576797a95501d5511b1e2069b7527d170102d72c6f364975e3a8fd6526e7111c
[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" "576797a95501d5511b1e2069b7527d170102d72c6f364975e3a8fd6526e7111c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "576797a95501d5511b1e2069b7527d170102d72c6f364975e3a8fd6526e7111c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "576797a95501d5511b1e2069b7527d170102d72c6f364975e3a8fd6526e7111c", kill_on_drop: false }`
[INFO] [stdout] 576797a95501d5511b1e2069b7527d170102d72c6f364975e3a8fd6526e7111c
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 179246f4eb2f7ff124a7aef1590aa760744a21dfca373a4a91d32222133c48ff
[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" "179246f4eb2f7ff124a7aef1590aa760744a21dfca373a4a91d32222133c48ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling ego-binary-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "179246f4eb2f7ff124a7aef1590aa760744a21dfca373a4a91d32222133c48ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179246f4eb2f7ff124a7aef1590aa760744a21dfca373a4a91d32222133c48ff", kill_on_drop: false }`
[INFO] [stdout] 179246f4eb2f7ff124a7aef1590aa760744a21dfca373a4a91d32222133c48ff
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 442f14a3a6ee7161ab22845e4656943fadee24f57b6021d9c6d04a48be2b9cbb
[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" "442f14a3a6ee7161ab22845e4656943fadee24f57b6021d9c6d04a48be2b9cbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling ego-binary-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "442f14a3a6ee7161ab22845e4656943fadee24f57b6021d9c6d04a48be2b9cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "442f14a3a6ee7161ab22845e4656943fadee24f57b6021d9c6d04a48be2b9cbb", kill_on_drop: false }`
[INFO] [stdout] 442f14a3a6ee7161ab22845e4656943fadee24f57b6021d9c6d04a48be2b9cbb
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", 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] 443cfe39555a18c5e41a4df7ba9ad87e5e7e46b81fa0d1ab4bfeb6c498afc5ed
[INFO] running `Command { std: "docker" "start" "-a" "443cfe39555a18c5e41a4df7ba9ad87e5e7e46b81fa0d1ab4bfeb6c498afc5ed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ego_binary_tree-851ce30bbe05e14c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test macros::tests::complicated_tree_works ... ok
[INFO] [stdout] test binary_tree::tests::binary_tree_api_works ... ok
[INFO] [stdout] test macros::tests::macro_root_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ego-binary-tree
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/macros.rs - macros::binary_tree (line 5) ... ok
[INFO] [stdout] test src/macros.rs - macros::binary_tree (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "443cfe39555a18c5e41a4df7ba9ad87e5e7e46b81fa0d1ab4bfeb6c498afc5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "443cfe39555a18c5e41a4df7ba9ad87e5e7e46b81fa0d1ab4bfeb6c498afc5ed", kill_on_drop: false }`
[INFO] [stdout] 443cfe39555a18c5e41a4df7ba9ad87e5e7e46b81fa0d1ab4bfeb6c498afc5ed