[INFO] fetching crate ref 0.0.0...
[INFO] testing ref-0.0.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate ref 0.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate ref 0.0.0
[INFO] finished tweaking crates.io crate ref 0.0.0
[INFO] tweaked toml for crates.io crate ref 0.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ref 0.0.0 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 ref 0.0.0 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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3d78f584d10963a6c170656d713e77a5a462901bdb2ba1cc156a08c09ec24ba7
[INFO] running `Command { std: "docker" "start" "-a" "3d78f584d10963a6c170656d713e77a5a462901bdb2ba1cc156a08c09ec24ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d78f584d10963a6c170656d713e77a5a462901bdb2ba1cc156a08c09ec24ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d78f584d10963a6c170656d713e77a5a462901bdb2ba1cc156a08c09ec24ba7", kill_on_drop: false }`
[INFO] [stdout] 3d78f584d10963a6c170656d713e77a5a462901bdb2ba1cc156a08c09ec24ba7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 97621b9c58475474bbf97b86e1fc344ab5aa30af050198e2af0d832b1bda70d9
[INFO] running `Command { std: "docker" "start" "-a" "97621b9c58475474bbf97b86e1fc344ab5aa30af050198e2af0d832b1bda70d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "97621b9c58475474bbf97b86e1fc344ab5aa30af050198e2af0d832b1bda70d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97621b9c58475474bbf97b86e1fc344ab5aa30af050198e2af0d832b1bda70d9", kill_on_drop: false }`
[INFO] [stdout] 97621b9c58475474bbf97b86e1fc344ab5aa30af050198e2af0d832b1bda70d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4265c6805462fa30d03dd2af0ce287a0c3bfe45205a418c28476aae7e1eb9e91
[INFO] running `Command { std: "docker" "start" "-a" "4265c6805462fa30d03dd2af0ce287a0c3bfe45205a418c28476aae7e1eb9e91", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "4265c6805462fa30d03dd2af0ce287a0c3bfe45205a418c28476aae7e1eb9e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4265c6805462fa30d03dd2af0ce287a0c3bfe45205a418c28476aae7e1eb9e91", kill_on_drop: false }`
[INFO] [stdout] 4265c6805462fa30d03dd2af0ce287a0c3bfe45205a418c28476aae7e1eb9e91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 48507397b5dd973b1a71305b31c2f15d498cf43d0674d21011d5eb408e46572f
[INFO] running `Command { std: "docker" "start" "-a" "48507397b5dd973b1a71305b31c2f15d498cf43d0674d21011d5eb408e46572f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ref-14d074f3163c7a07)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ref
[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] [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" "48507397b5dd973b1a71305b31c2f15d498cf43d0674d21011d5eb408e46572f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48507397b5dd973b1a71305b31c2f15d498cf43d0674d21011d5eb408e46572f", kill_on_drop: false }`
[INFO] [stdout] 48507397b5dd973b1a71305b31c2f15d498cf43d0674d21011d5eb408e46572f