[INFO] fetching crate rustfst 0.9.0...
[INFO] testing rustfst-0.9.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rustfst 0.9.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate rustfst 0.9.0 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 rustfst 0.9.0
[INFO] finished tweaking crates.io crate rustfst 0.9.0
[INFO] tweaked toml for crates.io crate rustfst 0.9.0 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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" "+beta-2022-04-10" "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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] ef74a32b8c8b85d9008a70eb4dd087ccb8b4948ef906f344b23e617738e9c2cf
[INFO] running `Command { std: "docker" "start" "-a" "ef74a32b8c8b85d9008a70eb4dd087ccb8b4948ef906f344b23e617738e9c2cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef74a32b8c8b85d9008a70eb4dd087ccb8b4948ef906f344b23e617738e9c2cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef74a32b8c8b85d9008a70eb4dd087ccb8b4948ef906f344b23e617738e9c2cf", kill_on_drop: false }`
[INFO] [stdout] ef74a32b8c8b85d9008a70eb4dd087ccb8b4948ef906f344b23e617738e9c2cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 92ee38fdc42f93e7fa4338f4cd6224ffe9880eb208ffe032cf7338a5fdfe8efa
[INFO] running `Command { std: "docker" "start" "-a" "92ee38fdc42f93e7fa4338f4cd6224ffe9880eb208ffe032cf7338a5fdfe8efa", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling compare v0.0.6
[INFO] [stderr]    Compiling unsafe_unwrap v0.1.0
[INFO] [stderr]    Compiling superslice v1.0.0
[INFO] [stderr]    Compiling binary-heap-plus v0.1.6
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling bimap v0.3.1
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling ordered_iter v0.1.2
[INFO] [stderr]    Compiling stable_bst v0.2.0
[INFO] [stderr]    Compiling bitvec v0.19.6
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling rustfst v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `partition`
[INFO] [stdout]    --> src/algorithms/minimize.rs:606:5
[INFO] [stdout]     |
[INFO] [stdout] 606 |     partition: Partition,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `TrIterCompare` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/algorithms/minimize.rs:604:10
[INFO] [stdout]     |
[INFO] [stdout] 604 | #[derive(Clone)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.93s
[INFO] running `Command { std: "docker" "inspect" "92ee38fdc42f93e7fa4338f4cd6224ffe9880eb208ffe032cf7338a5fdfe8efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ee38fdc42f93e7fa4338f4cd6224ffe9880eb208ffe032cf7338a5fdfe8efa", kill_on_drop: false }`
[INFO] [stdout] 92ee38fdc42f93e7fa4338f4cd6224ffe9880eb208ffe032cf7338a5fdfe8efa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] c12df0f6797f5a2fb8ba4badf0f9ad9d0bd7935db48521d04366dfeea461fe79
[INFO] running `Command { std: "docker" "start" "-a" "c12df0f6797f5a2fb8ba4badf0f9ad9d0bd7935db48521d04366dfeea461fe79", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling counter v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stdout] warning: field is never read: `partition`
[INFO] [stdout]    --> src/algorithms/minimize.rs:606:5
[INFO] [stdout]     |
[INFO] [stdout] 606 |     partition: Partition,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `TrIterCompare` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/algorithms/minimize.rs:604:10
[INFO] [stdout]     |
[INFO] [stdout] 604 | #[derive(Clone)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]    Compiling proptest v0.9.6
[INFO] [stderr]    Compiling stfu8 v0.2.5
[INFO] [stderr]    Compiling path_abs v0.5.1
[INFO] [stderr]    Compiling rustfst v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read src/../../README.md: No such file or directory (os error 2)
[INFO] [stdout]    --> src/lib.rs:117:14
[INFO] [stdout]     |
[INFO] [stdout] 117 | doc_comment!(include_str!("../../README.md"));
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `include_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustfst` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c12df0f6797f5a2fb8ba4badf0f9ad9d0bd7935db48521d04366dfeea461fe79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c12df0f6797f5a2fb8ba4badf0f9ad9d0bd7935db48521d04366dfeea461fe79", kill_on_drop: false }`
[INFO] [stdout] c12df0f6797f5a2fb8ba4badf0f9ad9d0bd7935db48521d04366dfeea461fe79