[INFO] fetching crate bintrie 0.2.0...
[INFO] testing bintrie-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate bintrie 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bintrie 0.2.0 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 bintrie 0.2.0
[INFO] finished tweaking crates.io crate bintrie 0.2.0
[INFO] tweaked toml for crates.io crate bintrie 0.2.0 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 729f6bd6e632d107a32fdf362064d20dc1cee5f3ab3326d4161eeccd0d371657
[INFO] running `Command { std: "docker" "start" "-a" "729f6bd6e632d107a32fdf362064d20dc1cee5f3ab3326d4161eeccd0d371657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "729f6bd6e632d107a32fdf362064d20dc1cee5f3ab3326d4161eeccd0d371657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "729f6bd6e632d107a32fdf362064d20dc1cee5f3ab3326d4161eeccd0d371657", kill_on_drop: false }`
[INFO] [stdout] 729f6bd6e632d107a32fdf362064d20dc1cee5f3ab3326d4161eeccd0d371657
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "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] bbffeba483e2df16a3a61fa210ac3017399c89c38513bfb1529eca92b764ee08
[INFO] running `Command { std: "docker" "start" "-a" "bbffeba483e2df16a3a61fa210ac3017399c89c38513bfb1529eca92b764ee08", kill_on_drop: false }`
[INFO] [stderr]    Compiling bintrie v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "bbffeba483e2df16a3a61fa210ac3017399c89c38513bfb1529eca92b764ee08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbffeba483e2df16a3a61fa210ac3017399c89c38513bfb1529eca92b764ee08", kill_on_drop: false }`
[INFO] [stdout] bbffeba483e2df16a3a61fa210ac3017399c89c38513bfb1529eca92b764ee08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2399b843911a7ce9e7b2b20d4a933560ad1ee7e2e52a7f55794054b307a2e6b
[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" "f2399b843911a7ce9e7b2b20d4a933560ad1ee7e2e52a7f55794054b307a2e6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bintrie v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "f2399b843911a7ce9e7b2b20d4a933560ad1ee7e2e52a7f55794054b307a2e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2399b843911a7ce9e7b2b20d4a933560ad1ee7e2e52a7f55794054b307a2e6b", kill_on_drop: false }`
[INFO] [stdout] f2399b843911a7ce9e7b2b20d4a933560ad1ee7e2e52a7f55794054b307a2e6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f87d158ccc17e8d98158fbb302659a758a3d65f1473347f9c70c3873ed99387e
[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" "f87d158ccc17e8d98158fbb302659a758a3d65f1473347f9c70c3873ed99387e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bintrie-12f7d72d514996fa
[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] [stderr]    Doc-tests bintrie
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - BinTrie::new (line 29) ... ok
[INFO] [stdout] test src/lib.rs - BinTrie::new_depth (line 39) ... ok
[INFO] [stdout] test src/lib.rs - BinTrie::insert (line 59) ... ok
[INFO] [stdout] test src/lib.rs - BinTrie::get (line 154) ... ok
[INFO] [stdout] test src/lib.rs - BinTrie::items (line 197) ... ok
[INFO] [stdout] test src/lib.rs - BinTrie::explore (line 219) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f87d158ccc17e8d98158fbb302659a758a3d65f1473347f9c70c3873ed99387e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87d158ccc17e8d98158fbb302659a758a3d65f1473347f9c70c3873ed99387e", kill_on_drop: false }`
[INFO] [stdout] f87d158ccc17e8d98158fbb302659a758a3d65f1473347f9c70c3873ed99387e