[INFO] fetching crate yarner-fold-code 0.2.2...
[INFO] testing yarner-fold-code-0.2.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate yarner-fold-code 0.2.2 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate yarner-fold-code 0.2.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yarner-fold-code 0.2.2
[INFO] finished tweaking crates.io crate yarner-fold-code 0.2.2
[INFO] tweaked toml for crates.io crate yarner-fold-code 0.2.2 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate crates.io crate yarner-fold-code 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10f510c479489e5008665ac4e775bbffadff62d610662988382156efe82c12d0
[INFO] running `Command { std: "docker" "start" "-a" "10f510c479489e5008665ac4e775bbffadff62d610662988382156efe82c12d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10f510c479489e5008665ac4e775bbffadff62d610662988382156efe82c12d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10f510c479489e5008665ac4e775bbffadff62d610662988382156efe82c12d0", kill_on_drop: false }`
[INFO] [stdout] 10f510c479489e5008665ac4e775bbffadff62d610662988382156efe82c12d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06c9b17537c40c31a57f46ce4c910cca7a213930cf992d491562daafd0ab33f4
[INFO] running `Command { std: "docker" "start" "-a" "06c9b17537c40c31a57f46ce4c910cca7a213930cf992d491562daafd0ab33f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling yarner-lib v0.5.2
[INFO] [stderr]    Compiling yarner-fold-code v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.49s
[INFO] running `Command { std: "docker" "inspect" "06c9b17537c40c31a57f46ce4c910cca7a213930cf992d491562daafd0ab33f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c9b17537c40c31a57f46ce4c910cca7a213930cf992d491562daafd0ab33f4", kill_on_drop: false }`
[INFO] [stdout] 06c9b17537c40c31a57f46ce4c910cca7a213930cf992d491562daafd0ab33f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea7699879659ead5ab8f2f93889a2ead42f812b42bf1eb220cc8d21ae7b3fa2f
[INFO] running `Command { std: "docker" "start" "-a" "ea7699879659ead5ab8f2f93889a2ead42f812b42bf1eb220cc8d21ae7b3fa2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling yarner-fold-code v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "ea7699879659ead5ab8f2f93889a2ead42f812b42bf1eb220cc8d21ae7b3fa2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea7699879659ead5ab8f2f93889a2ead42f812b42bf1eb220cc8d21ae7b3fa2f", kill_on_drop: false }`
[INFO] [stdout] ea7699879659ead5ab8f2f93889a2ead42f812b42bf1eb220cc8d21ae7b3fa2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3f602e57356bed6ba44e2aaa39ea965198b52a0dccc0e0ad132dd67a39ecaa1a
[INFO] running `Command { std: "docker" "start" "-a" "3f602e57356bed6ba44e2aaa39ea965198b52a0dccc0e0ad132dd67a39ecaa1a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yarner_fold_code-6e6f1bf9a1be0158)
[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" "3f602e57356bed6ba44e2aaa39ea965198b52a0dccc0e0ad132dd67a39ecaa1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f602e57356bed6ba44e2aaa39ea965198b52a0dccc0e0ad132dd67a39ecaa1a", kill_on_drop: false }`
[INFO] [stdout] 3f602e57356bed6ba44e2aaa39ea965198b52a0dccc0e0ad132dd67a39ecaa1a