[INFO] fetching crate prefix-tree-rs 0.1.1...
[INFO] testing prefix-tree-rs-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate prefix-tree-rs 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate prefix-tree-rs 0.1.1
[INFO] finished tweaking crates.io crate prefix-tree-rs 0.1.1
[INFO] tweaked toml for crates.io crate prefix-tree-rs 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prefix-tree-rs 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c787434a7a14410e1cc8e0fb63ff0a0ed6d91f1cda26ad5da6ea153907392f20
[INFO] running `Command { std: "docker" "start" "-a" "c787434a7a14410e1cc8e0fb63ff0a0ed6d91f1cda26ad5da6ea153907392f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c787434a7a14410e1cc8e0fb63ff0a0ed6d91f1cda26ad5da6ea153907392f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c787434a7a14410e1cc8e0fb63ff0a0ed6d91f1cda26ad5da6ea153907392f20", kill_on_drop: false }`
[INFO] [stdout] c787434a7a14410e1cc8e0fb63ff0a0ed6d91f1cda26ad5da6ea153907392f20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67930238a19e537af1a07908c3ef134447521d32bf4136d71ecb60c98c2fd13f
[INFO] running `Command { std: "docker" "start" "-a" "67930238a19e537af1a07908c3ef134447521d32bf4136d71ecb60c98c2fd13f", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix-tree-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "67930238a19e537af1a07908c3ef134447521d32bf4136d71ecb60c98c2fd13f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67930238a19e537af1a07908c3ef134447521d32bf4136d71ecb60c98c2fd13f", kill_on_drop: false }`
[INFO] [stdout] 67930238a19e537af1a07908c3ef134447521d32bf4136d71ecb60c98c2fd13f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e847fe5450913453f0c4e9def4574e60b1afed56c575269b10adb3c00f65c6d0
[INFO] running `Command { std: "docker" "start" "-a" "e847fe5450913453f0c4e9def4574e60b1afed56c575269b10adb3c00f65c6d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix-tree-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "e847fe5450913453f0c4e9def4574e60b1afed56c575269b10adb3c00f65c6d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e847fe5450913453f0c4e9def4574e60b1afed56c575269b10adb3c00f65c6d0", kill_on_drop: false }`
[INFO] [stdout] e847fe5450913453f0c4e9def4574e60b1afed56c575269b10adb3c00f65c6d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f3fbcea2375051e040af56aec506d395f1783f868ae6b04f59f4bcc14ed0dc8
[INFO] running `Command { std: "docker" "start" "-a" "8f3fbcea2375051e040af56aec506d395f1783f868ae6b04f59f4bcc14ed0dc8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prefix_tree_rs-622a49f199a449c9)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test prefix_tree::tests::test_insert_and_search ... ok
[INFO] [stdout] test prefix_tree::tests::test_starts_with ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prefix_tree_rs
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/prefix_tree.rs - prefix_tree (line 9) ... ok
[INFO] [stdout] test src/prefix_tree.rs - prefix_tree::Trie::insert (line 64) ... ok
[INFO] [stdout] test src/prefix_tree.rs - prefix_tree::Trie::starts_with (line 106) ... ok
[INFO] [stdout] test src/prefix_tree.rs - prefix_tree::Trie::search (line 83) ... ok
[INFO] [stdout] test src/prefix_tree.rs - prefix_tree::Trie::new (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8f3fbcea2375051e040af56aec506d395f1783f868ae6b04f59f4bcc14ed0dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f3fbcea2375051e040af56aec506d395f1783f868ae6b04f59f4bcc14ed0dc8", kill_on_drop: false }`
[INFO] [stdout] 8f3fbcea2375051e040af56aec506d395f1783f868ae6b04f59f4bcc14ed0dc8