[INFO] fetching crate gtrie 0.4.0...
[INFO] testing gtrie-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate gtrie 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate gtrie 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 767c1b22fd44d2434082e4239cdea006163c63d2783ef84688937168688561d1
[INFO] running `Command { std: "docker" "start" "-a" "767c1b22fd44d2434082e4239cdea006163c63d2783ef84688937168688561d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "767c1b22fd44d2434082e4239cdea006163c63d2783ef84688937168688561d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "767c1b22fd44d2434082e4239cdea006163c63d2783ef84688937168688561d1", kill_on_drop: false }`
[INFO] [stdout] 767c1b22fd44d2434082e4239cdea006163c63d2783ef84688937168688561d1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] d2a40599b07a0f61444dfbf6cb90d7fde4c054c6eff4d1b8b14276332f3f78d6
[INFO] running `Command { std: "docker" "start" "-a" "d2a40599b07a0f61444dfbf6cb90d7fde4c054c6eff4d1b8b14276332f3f78d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling gtrie v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "d2a40599b07a0f61444dfbf6cb90d7fde4c054c6eff4d1b8b14276332f3f78d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2a40599b07a0f61444dfbf6cb90d7fde4c054c6eff4d1b8b14276332f3f78d6", kill_on_drop: false }`
[INFO] [stdout] d2a40599b07a0f61444dfbf6cb90d7fde4c054c6eff4d1b8b14276332f3f78d6
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4b61407124994d4cbd8a92fde4737a53ca69cba650ca839b79d5ba7b864cf50
[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" "c4b61407124994d4cbd8a92fde4737a53ca69cba650ca839b79d5ba7b864cf50", kill_on_drop: false }`
[INFO] [stderr]    Compiling gtrie v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "c4b61407124994d4cbd8a92fde4737a53ca69cba650ca839b79d5ba7b864cf50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4b61407124994d4cbd8a92fde4737a53ca69cba650ca839b79d5ba7b864cf50", kill_on_drop: false }`
[INFO] [stdout] c4b61407124994d4cbd8a92fde4737a53ca69cba650ca839b79d5ba7b864cf50
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] e3b5f8bd138627583b86f070ee856bba56bb65bc0dcdb47258b94fbbd3e4bc02
[INFO] running `Command { std: "docker" "start" "-a" "e3b5f8bd138627583b86f070ee856bba56bb65bc0dcdb47258b94fbbd3e4bc02", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gtrie-021f6f39618802b4)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/api_tests.rs (/opt/rustwide/target/debug/deps/api_tests-730bce2629a5b1a4)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]    Doc-tests gtrie
[INFO] [stdout] test tests::add_word_to_trie ... ok
[INFO] [stdout] test tests::contains_key_sub_path_test ... ok
[INFO] [stdout] test tests::clear_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; finished in 0.00s
[INFO] [stdout] 
[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 - Trie<T, U>::contains_key (line 173) ... ok
[INFO] [stdout] test src/lib.rs - Trie<T, U>::new (line 80) ... ok
[INFO] [stdout] test src/lib.rs - Trie<T, U>::clear (line 154) ... ok
[INFO] [stdout] test src/lib.rs - Trie<T, U>::get_value (line 207) ... ok
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] test src/lib.rs - Trie<T, U>::set_value (line 231) ... ok
[INFO] [stdout] test src/lib.rs - Trie<T, U>::insert (line 110) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e3b5f8bd138627583b86f070ee856bba56bb65bc0dcdb47258b94fbbd3e4bc02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3b5f8bd138627583b86f070ee856bba56bb65bc0dcdb47258b94fbbd3e4bc02", kill_on_drop: false }`
[INFO] [stdout] e3b5f8bd138627583b86f070ee856bba56bb65bc0dcdb47258b94fbbd3e4bc02