[INFO] fetching crate kn 0.3.1...
[INFO] testing kn-0.3.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate kn 0.3.1 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate kn 0.3.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kn 0.3.1
[INFO] finished tweaking crates.io crate kn 0.3.1
[INFO] tweaked toml for crates.io crate kn 0.3.1 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate crates.io crate kn 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2012e66a867645dd640d22351963ee3c8bac6cbae42b23e22c856ae79b555e9d
[INFO] running `Command { std: "docker" "start" "-a" "2012e66a867645dd640d22351963ee3c8bac6cbae42b23e22c856ae79b555e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2012e66a867645dd640d22351963ee3c8bac6cbae42b23e22c856ae79b555e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2012e66a867645dd640d22351963ee3c8bac6cbae42b23e22c856ae79b555e9d", kill_on_drop: false }`
[INFO] [stdout] 2012e66a867645dd640d22351963ee3c8bac6cbae42b23e22c856ae79b555e9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94eb9928d6dacc00252f6db247615d9300b36359bb4b856f80fdc4129fdef265
[INFO] running `Command { std: "docker" "start" "-a" "94eb9928d6dacc00252f6db247615d9300b36359bb4b856f80fdc4129fdef265", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling alphanumeric-sort v1.4.3
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling powierza-coefficient v1.0.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling kn v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.40s
[INFO] running `Command { std: "docker" "inspect" "94eb9928d6dacc00252f6db247615d9300b36359bb4b856f80fdc4129fdef265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94eb9928d6dacc00252f6db247615d9300b36359bb4b856f80fdc4129fdef265", kill_on_drop: false }`
[INFO] [stdout] 94eb9928d6dacc00252f6db247615d9300b36359bb4b856f80fdc4129fdef265
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fec89befcba19d4bcd726a92259721f7fc41daa72c68127cd7f9dc035214aaa4
[INFO] running `Command { std: "docker" "start" "-a" "fec89befcba19d4bcd726a92259721f7fc41daa72c68127cd7f9dc035214aaa4", kill_on_drop: false }`
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling kn v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/_kn-9351baeb5521e5f4)
[INFO] running `Command { std: "docker" "inspect" "fec89befcba19d4bcd726a92259721f7fc41daa72c68127cd7f9dc035214aaa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec89befcba19d4bcd726a92259721f7fc41daa72c68127cd7f9dc035214aaa4", kill_on_drop: false }`
[INFO] [stdout] fec89befcba19d4bcd726a92259721f7fc41daa72c68127cd7f9dc035214aaa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7aba71f5c94f979d9da5751e462bb151809362772350e7bca178271e56312af9
[INFO] running `Command { std: "docker" "start" "-a" "7aba71f5c94f979d9da5751e462bb151809362772350e7bca178271e56312af9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/_kn-9351baeb5521e5f4)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test abbr::test::test_compare_abbr ... ok
[INFO] [stdout] test abbr::test::test_compare_abbr_different_cases ... ok
[INFO] [stdout] test abbr::test::test_congruence_ordering ... ok
[INFO] [stdout] test abbr::test::test_order_paths ... ok
[INFO] [stdout] test abbr::test::test_empty_abbr_empty_component ... ok
[INFO] [stdout] test query::test::test_parse_arg_invalid_unicode ... ok
[INFO] [stdout] test query::test::test_parse_dots ... ok
[INFO] [stdout] test query::test::test_extract_prefix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7aba71f5c94f979d9da5751e462bb151809362772350e7bca178271e56312af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aba71f5c94f979d9da5751e462bb151809362772350e7bca178271e56312af9", kill_on_drop: false }`
[INFO] [stdout] 7aba71f5c94f979d9da5751e462bb151809362772350e7bca178271e56312af9