[INFO] fetching crate prfx 0.1.0...
[INFO] testing prfx-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate prfx 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate prfx 0.1.0
[INFO] finished tweaking crates.io crate prfx 0.1.0
[INFO] tweaked toml for crates.io crate prfx 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prfx 0.1.0 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] crate crates.io crate prfx 0.1.0 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2857c8e059dbaa4794b97e46cd718116b3a50092786e7703af054273f9ef276e
[INFO] running `Command { std: "docker" "start" "-a" "2857c8e059dbaa4794b97e46cd718116b3a50092786e7703af054273f9ef276e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2857c8e059dbaa4794b97e46cd718116b3a50092786e7703af054273f9ef276e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2857c8e059dbaa4794b97e46cd718116b3a50092786e7703af054273f9ef276e", kill_on_drop: false }`
[INFO] [stdout] 2857c8e059dbaa4794b97e46cd718116b3a50092786e7703af054273f9ef276e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 731a6e19d193dcbd3e657c01044cee8900e5bc013eb1f50ad5626a3d6dac984c
[INFO] running `Command { std: "docker" "start" "-a" "731a6e19d193dcbd3e657c01044cee8900e5bc013eb1f50ad5626a3d6dac984c", kill_on_drop: false }`
[INFO] [stderr]    Compiling prfx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "731a6e19d193dcbd3e657c01044cee8900e5bc013eb1f50ad5626a3d6dac984c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "731a6e19d193dcbd3e657c01044cee8900e5bc013eb1f50ad5626a3d6dac984c", kill_on_drop: false }`
[INFO] [stdout] 731a6e19d193dcbd3e657c01044cee8900e5bc013eb1f50ad5626a3d6dac984c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 65ca77ddc3647a4bb26b3640c9498bd1ef987f85249a3af72a7550f33de170dc
[INFO] running `Command { std: "docker" "start" "-a" "65ca77ddc3647a4bb26b3640c9498bd1ef987f85249a3af72a7550f33de170dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling prfx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "65ca77ddc3647a4bb26b3640c9498bd1ef987f85249a3af72a7550f33de170dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65ca77ddc3647a4bb26b3640c9498bd1ef987f85249a3af72a7550f33de170dc", kill_on_drop: false }`
[INFO] [stdout] 65ca77ddc3647a4bb26b3640c9498bd1ef987f85249a3af72a7550f33de170dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 709f754ff67f85565c501c5e9d26e3f9353ebe87c83d17ed88a1631dc2f410dc
[INFO] running `Command { std: "docker" "start" "-a" "709f754ff67f85565c501c5e9d26e3f9353ebe87c83d17ed88a1631dc2f410dc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prfx-66668bdfc6cbfc18)
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests prfx
[INFO] [stdout] test test::test ... ok
[INFO] [stdout] test test::spanish ... 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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Trie<K,V>::search (line 38) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V>::insert (line 21) ... ok
[INFO] [stdout] test src/lib.rs - Trie<K,V>::remove (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "709f754ff67f85565c501c5e9d26e3f9353ebe87c83d17ed88a1631dc2f410dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "709f754ff67f85565c501c5e9d26e3f9353ebe87c83d17ed88a1631dc2f410dc", kill_on_drop: false }`
[INFO] [stdout] 709f754ff67f85565c501c5e9d26e3f9353ebe87c83d17ed88a1631dc2f410dc