[INFO] fetching crate fst-levenshtein 0.3.0...
[INFO] testing fst-levenshtein-0.3.0 against try#c3758fdc4730d7700b25a13cccff296a08f42c00 for pr-91743
[INFO] extracting crate fst-levenshtein 0.3.0 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate fst-levenshtein 0.3.0 on toolchain c3758fdc4730d7700b25a13cccff296a08f42c00
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fst-levenshtein 0.3.0
[INFO] finished tweaking crates.io crate fst-levenshtein 0.3.0
[INFO] tweaked toml for crates.io crate fst-levenshtein 0.3.0 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "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" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "fetch" "--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-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21c036a7640d37403d35d2830c4e68af176a7e68fb33e3397d687e1471e80ef2
[INFO] running `Command { std: "docker" "start" "-a" "21c036a7640d37403d35d2830c4e68af176a7e68fb33e3397d687e1471e80ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21c036a7640d37403d35d2830c4e68af176a7e68fb33e3397d687e1471e80ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c036a7640d37403d35d2830c4e68af176a7e68fb33e3397d687e1471e80ef2", kill_on_drop: false }`
[INFO] [stdout] 21c036a7640d37403d35d2830c4e68af176a7e68fb33e3397d687e1471e80ef2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2827f1e00faed604204d3ba4ef07c17404e0c4a9e80470e2969e81b67b320e07
[INFO] running `Command { std: "docker" "start" "-a" "2827f1e00faed604204d3ba4ef07c17404e0c4a9e80470e2969e81b67b320e07", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling fst v0.3.5
[INFO] [stderr]    Compiling fst-levenshtein v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "2827f1e00faed604204d3ba4ef07c17404e0c4a9e80470e2969e81b67b320e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2827f1e00faed604204d3ba4ef07c17404e0c4a9e80470e2969e81b67b320e07", kill_on_drop: false }`
[INFO] [stdout] 2827f1e00faed604204d3ba4ef07c17404e0c4a9e80470e2969e81b67b320e07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d17134d884e459fe7e8316e92437271304d0749461a28628d4a8d702ae3cc47a
[INFO] running `Command { std: "docker" "start" "-a" "d17134d884e459fe7e8316e92437271304d0749461a28628d4a8d702ae3cc47a", kill_on_drop: false }`
[INFO] [stderr]    Compiling fst-levenshtein v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/fst_levenshtein-9a08b9eb1efad08f)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "d17134d884e459fe7e8316e92437271304d0749461a28628d4a8d702ae3cc47a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17134d884e459fe7e8316e92437271304d0749461a28628d4a8d702ae3cc47a", kill_on_drop: false }`
[INFO] [stdout] d17134d884e459fe7e8316e92437271304d0749461a28628d4a8d702ae3cc47a