[INFO] fetching crate gtrie 0.4.0...
[INFO] testing gtrie-0.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate gtrie 0.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate gtrie 0.4.0 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 gtrie 0.4.0
[INFO] finished tweaking crates.io crate gtrie 0.4.0
[INFO] tweaked toml for crates.io crate gtrie 0.4.0 written to /workspace/builds/worker-14/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] e2302f0709b6ae0a6f92ed1f1925b5c477dd0e8fb4437cdd7f078d0668e1b172
[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" "e2302f0709b6ae0a6f92ed1f1925b5c477dd0e8fb4437cdd7f078d0668e1b172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2302f0709b6ae0a6f92ed1f1925b5c477dd0e8fb4437cdd7f078d0668e1b172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2302f0709b6ae0a6f92ed1f1925b5c477dd0e8fb4437cdd7f078d0668e1b172", kill_on_drop: false }`
[INFO] [stdout] e2302f0709b6ae0a6f92ed1f1925b5c477dd0e8fb4437cdd7f078d0668e1b172
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] a11031977c86aba151791c1f5efeec503b7ee7a566bb0b88b6cdd3dd4b6a2ed3
[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" "a11031977c86aba151791c1f5efeec503b7ee7a566bb0b88b6cdd3dd4b6a2ed3", kill_on_drop: false }`
[INFO] [stderr]    Compiling gtrie v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "a11031977c86aba151791c1f5efeec503b7ee7a566bb0b88b6cdd3dd4b6a2ed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11031977c86aba151791c1f5efeec503b7ee7a566bb0b88b6cdd3dd4b6a2ed3", kill_on_drop: false }`
[INFO] [stdout] a11031977c86aba151791c1f5efeec503b7ee7a566bb0b88b6cdd3dd4b6a2ed3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8738a8b01e41126a8ea94ca4d00229e99f1ee73f49bd24d2efbc367386c8ee2f
[INFO] running `Command { std: "docker" "start" "-a" "8738a8b01e41126a8ea94ca4d00229e99f1ee73f49bd24d2efbc367386c8ee2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling gtrie v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "8738a8b01e41126a8ea94ca4d00229e99f1ee73f49bd24d2efbc367386c8ee2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8738a8b01e41126a8ea94ca4d00229e99f1ee73f49bd24d2efbc367386c8ee2f", kill_on_drop: false }`
[INFO] [stdout] 8738a8b01e41126a8ea94ca4d00229e99f1ee73f49bd24d2efbc367386c8ee2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 570e3f60aa563619f9efe9b9281e746603ae3c4d506c7e508a3e202a8c90b72a
[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" "570e3f60aa563619f9efe9b9281e746603ae3c4d506c7e508a3e202a8c90b72a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gtrie-d7293666a6c56f24
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/api_tests-af879e988c11b059
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::clear_test ... ok
[INFO] [stdout] test tests::add_word_to_trie ... ok
[INFO] [stdout] test tests::contains_key_sub_path_test ... ok
[INFO] [stdout] test tests::new_trie_is_is_empty ... ok
[INFO] [stdout] test tests::contains_key_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gtrie
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - Trie<T, U>::is_empty (line 96) ... ok
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] test src/lib.rs - Trie<T, U>::insert (line 110) ... ok
[INFO] [stdout] test src/lib.rs - Trie<T, U>::new (line 80) ... ok
[INFO] [stdout] test src/lib.rs - Trie<T, U>::contains_key (line 173) ... ok
[INFO] [stdout] test src/lib.rs - Trie<T, U>::get_value (line 207) ... ok
[INFO] [stdout] test src/lib.rs - Trie<T, U>::set_value (line 231) ... ok
[INFO] [stdout] test src/lib.rs - Trie<T, U>::clear (line 154) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "570e3f60aa563619f9efe9b9281e746603ae3c4d506c7e508a3e202a8c90b72a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "570e3f60aa563619f9efe9b9281e746603ae3c4d506c7e508a3e202a8c90b72a", kill_on_drop: false }`
[INFO] [stdout] 570e3f60aa563619f9efe9b9281e746603ae3c4d506c7e508a3e202a8c90b72a