[INFO] fetching crate rufference 0.1.0...
[INFO] testing rufference-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate rufference 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate rufference 0.1.0
[INFO] finished tweaking crates.io crate rufference 0.1.0
[INFO] tweaked toml for crates.io crate rufference 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rufference 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rufference 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f41d8f743e7f1ee5d0057f4ee7ab8b1816f927adec973af2c2ca4560a5b4dce
[INFO] running `Command { std: "docker" "start" "-a" "0f41d8f743e7f1ee5d0057f4ee7ab8b1816f927adec973af2c2ca4560a5b4dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f41d8f743e7f1ee5d0057f4ee7ab8b1816f927adec973af2c2ca4560a5b4dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f41d8f743e7f1ee5d0057f4ee7ab8b1816f927adec973af2c2ca4560a5b4dce", kill_on_drop: false }`
[INFO] [stdout] 0f41d8f743e7f1ee5d0057f4ee7ab8b1816f927adec973af2c2ca4560a5b4dce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86cc6d295cfb2071a56d7a2cb6761417790b9121e58573a729340e966b3d786f
[INFO] running `Command { std: "docker" "start" "-a" "86cc6d295cfb2071a56d7a2cb6761417790b9121e58573a729340e966b3d786f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rufference v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "86cc6d295cfb2071a56d7a2cb6761417790b9121e58573a729340e966b3d786f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86cc6d295cfb2071a56d7a2cb6761417790b9121e58573a729340e966b3d786f", kill_on_drop: false }`
[INFO] [stdout] 86cc6d295cfb2071a56d7a2cb6761417790b9121e58573a729340e966b3d786f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 640db2e104d0fc1ecbaca2c031a41bff8bb55c7c03fbd9e0286a651955c23148
[INFO] running `Command { std: "docker" "start" "-a" "640db2e104d0fc1ecbaca2c031a41bff8bb55c7c03fbd9e0286a651955c23148", kill_on_drop: false }`
[INFO] [stderr]    Compiling rufference v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "640db2e104d0fc1ecbaca2c031a41bff8bb55c7c03fbd9e0286a651955c23148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640db2e104d0fc1ecbaca2c031a41bff8bb55c7c03fbd9e0286a651955c23148", kill_on_drop: false }`
[INFO] [stdout] 640db2e104d0fc1ecbaca2c031a41bff8bb55c7c03fbd9e0286a651955c23148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29108f49cefa5d5d62bf0c5e741f9fb992384fb9144c6c3160117d9038acb17a
[INFO] running `Command { std: "docker" "start" "-a" "29108f49cefa5d5d62bf0c5e741f9fb992384fb9144c6c3160117d9038acb17a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rufference-4f2166dba0ab2223)
[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" "29108f49cefa5d5d62bf0c5e741f9fb992384fb9144c6c3160117d9038acb17a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29108f49cefa5d5d62bf0c5e741f9fb992384fb9144c6c3160117d9038acb17a", kill_on_drop: false }`
[INFO] [stdout] 29108f49cefa5d5d62bf0c5e741f9fb992384fb9144c6c3160117d9038acb17a