[INFO] crate flattree 2.0.0 is already in cache
[INFO] testing flattree-2.0.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate flattree 2.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate flattree 2.0.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flattree 2.0.0
[INFO] finished tweaking crates.io crate flattree 2.0.0
[INFO] tweaked toml for crates.io crate flattree 2.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39b7f1f61112e102c6d943851ae8524b120d78191e42f0e973ac00173efa518c
[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" "39b7f1f61112e102c6d943851ae8524b120d78191e42f0e973ac00173efa518c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39b7f1f61112e102c6d943851ae8524b120d78191e42f0e973ac00173efa518c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39b7f1f61112e102c6d943851ae8524b120d78191e42f0e973ac00173efa518c", kill_on_drop: false }`
[INFO] [stdout] 39b7f1f61112e102c6d943851ae8524b120d78191e42f0e973ac00173efa518c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b52cb3c49133cf899891130d4aa06db9fd253228d364200254b97abcec894def
[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" "b52cb3c49133cf899891130d4aa06db9fd253228d364200254b97abcec894def", kill_on_drop: false }`
[INFO] [stderr]    Compiling flattree v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "b52cb3c49133cf899891130d4aa06db9fd253228d364200254b97abcec894def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b52cb3c49133cf899891130d4aa06db9fd253228d364200254b97abcec894def", kill_on_drop: false }`
[INFO] [stdout] b52cb3c49133cf899891130d4aa06db9fd253228d364200254b97abcec894def
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f09bb1f5f5a30933ac57dd296e5a233dfd29d5df8f40fb9fcd25126c5634e138
[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" "f09bb1f5f5a30933ac57dd296e5a233dfd29d5df8f40fb9fcd25126c5634e138", kill_on_drop: false }`
[INFO] [stderr]    Compiling flattree v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "f09bb1f5f5a30933ac57dd296e5a233dfd29d5df8f40fb9fcd25126c5634e138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f09bb1f5f5a30933ac57dd296e5a233dfd29d5df8f40fb9fcd25126c5634e138", kill_on_drop: false }`
[INFO] [stdout] f09bb1f5f5a30933ac57dd296e5a233dfd29d5df8f40fb9fcd25126c5634e138
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aaec80d7275ef074fce6786d177959e6f9af5ad3c3ca16acfc3fa29838ad9798
[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" "aaec80d7275ef074fce6786d177959e6f9af5ad3c3ca16acfc3fa29838ad9798", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flattree-f4dd213896e5567a
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test test_base_blocks ... ok
[INFO] [stdout] test test_child_to_parent_to_child ... ok
[INFO] [stdout] test test_children ... ok
[INFO] [stdout] test test_count ... ok
[INFO] [stdout] test test_iterator_non_leaf_start ... ok
[INFO] [stdout] test test_depths ... ok
[INFO] [stdout] test test_left_child ... ok
[INFO] [stdout] test test_full_roots ... ok
[INFO] [stdout] test test_iterator ... ok
[INFO] [stdout] test test_spans ... ok
[INFO] [stdout] test test_offsets ... ok
[INFO] [stdout] test test_parent_gt_int32 ... ok
[INFO] [stdout] test test_right_span ... ok
[INFO] [stdout] test test_parents ... ok
[INFO] [stdout] test test_right_child ... ok
[INFO] [stdout] test test_left_span ... ok
[INFO] [stdout] test test_siblings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flattree
[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 `Command { std: "docker" "inspect" "aaec80d7275ef074fce6786d177959e6f9af5ad3c3ca16acfc3fa29838ad9798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaec80d7275ef074fce6786d177959e6f9af5ad3c3ca16acfc3fa29838ad9798", kill_on_drop: false }`
[INFO] [stdout] aaec80d7275ef074fce6786d177959e6f9af5ad3c3ca16acfc3fa29838ad9798