[INFO] fetching crate only 0.1.0...
[INFO] testing only-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate only 0.1.0 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate only 0.1.0 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 only 0.1.0
[INFO] finished tweaking crates.io crate only 0.1.0
[INFO] tweaked toml for crates.io crate only 0.1.0 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-2022-02-22" "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-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 5388e1d21b3d4a40032ecd84a1b69505bd5c78f97592784598186e7ea2bb4657
[INFO] running `Command { std: "docker" "start" "-a" "5388e1d21b3d4a40032ecd84a1b69505bd5c78f97592784598186e7ea2bb4657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5388e1d21b3d4a40032ecd84a1b69505bd5c78f97592784598186e7ea2bb4657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5388e1d21b3d4a40032ecd84a1b69505bd5c78f97592784598186e7ea2bb4657", kill_on_drop: false }`
[INFO] [stdout] 5388e1d21b3d4a40032ecd84a1b69505bd5c78f97592784598186e7ea2bb4657
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] ad05cf8858e89dfe0351391c09a226bb4408c8604f78632ad170abd9b644109d
[INFO] running `Command { std: "docker" "start" "-a" "ad05cf8858e89dfe0351391c09a226bb4408c8604f78632ad170abd9b644109d", kill_on_drop: false }`
[INFO] [stderr]    Compiling only v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "ad05cf8858e89dfe0351391c09a226bb4408c8604f78632ad170abd9b644109d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad05cf8858e89dfe0351391c09a226bb4408c8604f78632ad170abd9b644109d", kill_on_drop: false }`
[INFO] [stdout] ad05cf8858e89dfe0351391c09a226bb4408c8604f78632ad170abd9b644109d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 3d3500184b25b66db74f6a398203dc3d17e6e69f24eefe776e87524d4cd60578
[INFO] running `Command { std: "docker" "start" "-a" "3d3500184b25b66db74f6a398203dc3d17e6e69f24eefe776e87524d4cd60578", kill_on_drop: false }`
[INFO] [stderr]    Compiling only v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "3d3500184b25b66db74f6a398203dc3d17e6e69f24eefe776e87524d4cd60578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d3500184b25b66db74f6a398203dc3d17e6e69f24eefe776e87524d4cd60578", kill_on_drop: false }`
[INFO] [stdout] 3d3500184b25b66db74f6a398203dc3d17e6e69f24eefe776e87524d4cd60578
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] b9d2df3801a07ed4fd0fb20f278a93e1f5ded8f59f4116fd487d7bd0d4258cbb
[INFO] running `Command { std: "docker" "start" "-a" "b9d2df3801a07ed4fd0fb20f278a93e1f5ded8f59f4116fd487d7bd0d4258cbb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/only-45e41abab4d58878)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests only
[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" "b9d2df3801a07ed4fd0fb20f278a93e1f5ded8f59f4116fd487d7bd0d4258cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9d2df3801a07ed4fd0fb20f278a93e1f5ded8f59f4116fd487d7bd0d4258cbb", kill_on_drop: false }`
[INFO] [stdout] b9d2df3801a07ed4fd0fb20f278a93e1f5ded8f59f4116fd487d7bd0d4258cbb