[INFO] fetching crate sequence_trie 0.3.6...
[INFO] testing sequence_trie-0.3.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sequence_trie 0.3.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sequence_trie 0.3.6 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sequence_trie 0.3.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sequence_trie 0.3.6
[INFO] tweaked toml for crates.io crate sequence_trie 0.3.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf31e2c24b1621d7d35fc0659ee49dc0dc560131bd8ad47093c317005c394796
[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" "cf31e2c24b1621d7d35fc0659ee49dc0dc560131bd8ad47093c317005c394796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf31e2c24b1621d7d35fc0659ee49dc0dc560131bd8ad47093c317005c394796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf31e2c24b1621d7d35fc0659ee49dc0dc560131bd8ad47093c317005c394796", kill_on_drop: false }`
[INFO] [stdout] cf31e2c24b1621d7d35fc0659ee49dc0dc560131bd8ad47093c317005c394796
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 863300d7042df5f02ac5d7b9a1616ec1c0bbe8bbd6822cd53f69eec5459592eb
[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" "863300d7042df5f02ac5d7b9a1616ec1c0bbe8bbd6822cd53f69eec5459592eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sequence_trie v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "863300d7042df5f02ac5d7b9a1616ec1c0bbe8bbd6822cd53f69eec5459592eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "863300d7042df5f02ac5d7b9a1616ec1c0bbe8bbd6822cd53f69eec5459592eb", kill_on_drop: false }`
[INFO] [stdout] 863300d7042df5f02ac5d7b9a1616ec1c0bbe8bbd6822cd53f69eec5459592eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 856244ada82a68ae9155ca017597caebfb1461403a39d41834616e45ee0eb117
[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" "856244ada82a68ae9155ca017597caebfb1461403a39d41834616e45ee0eb117", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling sequence_trie v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.28s
[INFO] running `Command { std: "docker" "inspect" "856244ada82a68ae9155ca017597caebfb1461403a39d41834616e45ee0eb117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "856244ada82a68ae9155ca017597caebfb1461403a39d41834616e45ee0eb117", kill_on_drop: false }`
[INFO] [stdout] 856244ada82a68ae9155ca017597caebfb1461403a39d41834616e45ee0eb117
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 734948d1d32a22e149960d10b9c065731ba61d7b150f8b8e86db4184427cda4c
[INFO] running `Command { std: "docker" "start" "-a" "734948d1d32a22e149960d10b9c065731ba61d7b150f8b8e86db4184427cda4c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sequence_trie-6b497b42348852e4
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test tests::default ... ok
[INFO] [stdout] test tests::clone ... ok
[INFO] [stdout] test tests::non_static_lifetime ... ok
[INFO] [stdout] test tests::ne_value ... ok
[INFO] [stdout] test tests::eq_empty ... ok
[INFO] [stdout] test tests::eq ... ok
[INFO] [stdout] test tests::get_prefix_nodes ... ok
[INFO] [stdout] test tests::get ... ok
[INFO] [stderr]    Doc-tests sequence_trie
[INFO] [stdout] test tests::ne_key ... ok
[INFO] [stdout] test tests::remove ... ok
[INFO] [stdout] test tests::get_ancestor ... ok
[INFO] [stdout] test tests::key_iter ... ok
[INFO] [stdout] test tests::get_mut ... ok
[INFO] [stdout] test tests::map ... ok
[INFO] [stdout] test tests::struct_key ... ok
[INFO] [stdout] test tests::ne_missing_key ... ok
[INFO] [stdout] test tests::string_trie ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - SequenceTrie (line 69) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "734948d1d32a22e149960d10b9c065731ba61d7b150f8b8e86db4184427cda4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "734948d1d32a22e149960d10b9c065731ba61d7b150f8b8e86db4184427cda4c", kill_on_drop: false }`
[INFO] [stdout] 734948d1d32a22e149960d10b9c065731ba61d7b150f8b8e86db4184427cda4c