[INFO] fetching crate prfx 0.1.0...
[INFO] testing prfx-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate prfx 0.1.0 into /workspace/builds/worker-7-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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prfx 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f90976e8627dc49ce0eb1e9fab38efa273216221ab350a8e4abc9b357156ed1f
[INFO] running `Command { std: "docker" "start" "-a" "f90976e8627dc49ce0eb1e9fab38efa273216221ab350a8e4abc9b357156ed1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f90976e8627dc49ce0eb1e9fab38efa273216221ab350a8e4abc9b357156ed1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f90976e8627dc49ce0eb1e9fab38efa273216221ab350a8e4abc9b357156ed1f", kill_on_drop: false }`
[INFO] [stdout] f90976e8627dc49ce0eb1e9fab38efa273216221ab350a8e4abc9b357156ed1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a319df8a7dc02ec6b658dc03cfc45a6363953ea794b15c07ba348b854584bcd
[INFO] running `Command { std: "docker" "start" "-a" "2a319df8a7dc02ec6b658dc03cfc45a6363953ea794b15c07ba348b854584bcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling prfx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "2a319df8a7dc02ec6b658dc03cfc45a6363953ea794b15c07ba348b854584bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a319df8a7dc02ec6b658dc03cfc45a6363953ea794b15c07ba348b854584bcd", kill_on_drop: false }`
[INFO] [stdout] 2a319df8a7dc02ec6b658dc03cfc45a6363953ea794b15c07ba348b854584bcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 294e131856753ce9266f39c2b220f0ac6262f3bd5609fd5efabd8bbf32a7bd8e
[INFO] running `Command { std: "docker" "start" "-a" "294e131856753ce9266f39c2b220f0ac6262f3bd5609fd5efabd8bbf32a7bd8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling prfx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "294e131856753ce9266f39c2b220f0ac6262f3bd5609fd5efabd8bbf32a7bd8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294e131856753ce9266f39c2b220f0ac6262f3bd5609fd5efabd8bbf32a7bd8e", kill_on_drop: false }`
[INFO] [stdout] 294e131856753ce9266f39c2b220f0ac6262f3bd5609fd5efabd8bbf32a7bd8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe07067432054b87c93f8426100d49cdf3d0e2c02db83cfd1a6d0a3552bbcba0
[INFO] running `Command { std: "docker" "start" "-a" "fe07067432054b87c93f8426100d49cdf3d0e2c02db83cfd1a6d0a3552bbcba0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prfx-fea2e5cbef8ac885)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[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] [stderr]    Doc-tests prfx
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Trie<K,V>::remove (line 67) ... ok
[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] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.57s; merged doctests compilation took 0.56s
[INFO] running `Command { std: "docker" "inspect" "fe07067432054b87c93f8426100d49cdf3d0e2c02db83cfd1a6d0a3552bbcba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe07067432054b87c93f8426100d49cdf3d0e2c02db83cfd1a6d0a3552bbcba0", kill_on_drop: false }`
[INFO] [stdout] fe07067432054b87c93f8426100d49cdf3d0e2c02db83cfd1a6d0a3552bbcba0