[INFO] fetching crate prefix 0.1.3...
[INFO] testing prefix-0.1.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate prefix 0.1.3 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate prefix 0.1.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prefix 0.1.3
[INFO] finished tweaking crates.io crate prefix 0.1.3
[INFO] tweaked toml for crates.io crate prefix 0.1.3 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] crate crates.io crate prefix 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b3fadb37255cb50b0bb0e6b3b595a8374a7354d8f672e81af50e61726a2152a
[INFO] running `Command { std: "docker" "start" "-a" "8b3fadb37255cb50b0bb0e6b3b595a8374a7354d8f672e81af50e61726a2152a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b3fadb37255cb50b0bb0e6b3b595a8374a7354d8f672e81af50e61726a2152a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b3fadb37255cb50b0bb0e6b3b595a8374a7354d8f672e81af50e61726a2152a", kill_on_drop: false }`
[INFO] [stdout] 8b3fadb37255cb50b0bb0e6b3b595a8374a7354d8f672e81af50e61726a2152a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e533c3529108a9a32369ae900f5b8ba08758cc52d4ab8586a0d33da4fa99799f
[INFO] running `Command { std: "docker" "start" "-a" "e533c3529108a9a32369ae900f5b8ba08758cc52d4ab8586a0d33da4fa99799f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling prefix v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.39s
[INFO] running `Command { std: "docker" "inspect" "e533c3529108a9a32369ae900f5b8ba08758cc52d4ab8586a0d33da4fa99799f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e533c3529108a9a32369ae900f5b8ba08758cc52d4ab8586a0d33da4fa99799f", kill_on_drop: false }`
[INFO] [stdout] e533c3529108a9a32369ae900f5b8ba08758cc52d4ab8586a0d33da4fa99799f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b0341fff5df92c82a2f1dcf4f256833eb00bfefeafbac7c9436ce6246fbc8ba
[INFO] running `Command { std: "docker" "start" "-a" "9b0341fff5df92c82a2f1dcf4f256833eb00bfefeafbac7c9436ce6246fbc8ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "9b0341fff5df92c82a2f1dcf4f256833eb00bfefeafbac7c9436ce6246fbc8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b0341fff5df92c82a2f1dcf4f256833eb00bfefeafbac7c9436ce6246fbc8ba", kill_on_drop: false }`
[INFO] [stdout] 9b0341fff5df92c82a2f1dcf4f256833eb00bfefeafbac7c9436ce6246fbc8ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9559d9f0fc47451b00524f5aa0c8586a56e893a0f472975fde7de0f28b5f665
[INFO] running `Command { std: "docker" "start" "-a" "f9559d9f0fc47451b00524f5aa0c8586a56e893a0f472975fde7de0f28b5f665", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.57s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prefix-14fc45bc00b017d5)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test prefix::tests::basic_parse_case ... ok
[INFO] [stdout] test prefix::tests::parse_case ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f9559d9f0fc47451b00524f5aa0c8586a56e893a0f472975fde7de0f28b5f665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9559d9f0fc47451b00524f5aa0c8586a56e893a0f472975fde7de0f28b5f665", kill_on_drop: false }`
[INFO] [stdout] f9559d9f0fc47451b00524f5aa0c8586a56e893a0f472975fde7de0f28b5f665