[INFO] fetching crate fud-core 0.0.2...
[INFO] testing fud-core-0.0.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate fud-core 0.0.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate fud-core 0.0.2
[INFO] finished tweaking crates.io crate fud-core 0.0.2
[INFO] tweaked toml for crates.io crate fud-core 0.0.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fud-core 0.0.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding cranelift-entity v0.103.0 (available: v0.124.1)
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uncased v0.9.10
[INFO] [stderr]   Downloaded argh_shared v0.1.13
[INFO] [stderr]   Downloaded termcolor v1.4.1
[INFO] [stderr]   Downloaded atomic v0.6.1
[INFO] [stderr]   Downloaded argh_derive v0.1.13
[INFO] [stderr]   Downloaded figment v0.10.19
[INFO] [stderr]   Downloaded argh v0.1.13
[INFO] [stderr]   Downloaded cranelift-entity v0.103.0
[INFO] [stderr]   Downloaded env_logger v0.9.3
[INFO] [stderr]   Downloaded rust-fuzzy-search v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d912fa2e337f7c8efb401c0be71269fed1631cbdaed76305e053cbaf6bfe769
[INFO] running `Command { std: "docker" "start" "-a" "1d912fa2e337f7c8efb401c0be71269fed1631cbdaed76305e053cbaf6bfe769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d912fa2e337f7c8efb401c0be71269fed1631cbdaed76305e053cbaf6bfe769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d912fa2e337f7c8efb401c0be71269fed1631cbdaed76305e053cbaf6bfe769", kill_on_drop: false }`
[INFO] [stdout] 1d912fa2e337f7c8efb401c0be71269fed1631cbdaed76305e053cbaf6bfe769
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7d79c66e8c72a6fb4d1e0c759f6a1c1a0a1a7445594d8797f52703c931724d9
[INFO] running `Command { std: "docker" "start" "-a" "f7d79c66e8c72a6fb4d1e0c759f6a1c1a0a1a7445594d8797f52703c931724d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]    Compiling camino v1.2.1
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling figment v0.10.19
[INFO] [stderr]    Compiling argh_shared v0.1.13
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rust-fuzzy-search v0.1.1
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling cranelift-entity v0.103.0
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling argh_derive v0.1.13
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling argh v0.1.13
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling fud-core v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.05s
[INFO] running `Command { std: "docker" "inspect" "f7d79c66e8c72a6fb4d1e0c759f6a1c1a0a1a7445594d8797f52703c931724d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7d79c66e8c72a6fb4d1e0c759f6a1c1a0a1a7445594d8797f52703c931724d9", kill_on_drop: false }`
[INFO] [stdout] f7d79c66e8c72a6fb4d1e0c759f6a1c1a0a1a7445594d8797f52703c931724d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c24e1088b2049f651f4dd4eecf2c5afc1bd9b1849a02feb691c4330d1de1087f
[INFO] running `Command { std: "docker" "start" "-a" "c24e1088b2049f651f4dd4eecf2c5afc1bd9b1849a02feb691c4330d1de1087f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fud-core v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "c24e1088b2049f651f4dd4eecf2c5afc1bd9b1849a02feb691c4330d1de1087f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c24e1088b2049f651f4dd4eecf2c5afc1bd9b1849a02feb691c4330d1de1087f", kill_on_drop: false }`
[INFO] [stdout] c24e1088b2049f651f4dd4eecf2c5afc1bd9b1849a02feb691c4330d1de1087f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52da64dda7ed33d9ddedc9611978b0d66ecbeaa7da5f89d52b8aabb789ef46b3
[INFO] running `Command { std: "docker" "start" "-a" "52da64dda7ed33d9ddedc9611978b0d66ecbeaa7da5f89d52b8aabb789ef46b3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fud_core-0564eba1d043a8a7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fud_core
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52da64dda7ed33d9ddedc9611978b0d66ecbeaa7da5f89d52b8aabb789ef46b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52da64dda7ed33d9ddedc9611978b0d66ecbeaa7da5f89d52b8aabb789ef46b3", kill_on_drop: false }`
[INFO] [stdout] 52da64dda7ed33d9ddedc9611978b0d66ecbeaa7da5f89d52b8aabb789ef46b3