[INFO] fetching crate libcnab 0.0.0-prerelease...
[INFO] testing libcnab-0.0.0-prerelease against 1.91.0 for beta-1.92-2
[INFO] extracting crate libcnab 0.0.0-prerelease into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate libcnab 0.0.0-prerelease
[INFO] finished tweaking crates.io crate libcnab 0.0.0-prerelease
[INFO] tweaked toml for crates.io crate libcnab 0.0.0-prerelease written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libcnab 0.0.0-prerelease 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6ff1a61986dc47dabb90b2ff8d3879735136c37d1f02edbab25e6233d250c3b1
[INFO] running `Command { std: "docker" "start" "-a" "6ff1a61986dc47dabb90b2ff8d3879735136c37d1f02edbab25e6233d250c3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ff1a61986dc47dabb90b2ff8d3879735136c37d1f02edbab25e6233d250c3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ff1a61986dc47dabb90b2ff8d3879735136c37d1f02edbab25e6233d250c3b1", kill_on_drop: false }`
[INFO] [stdout] 6ff1a61986dc47dabb90b2ff8d3879735136c37d1f02edbab25e6233d250c3b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7814fb397cd5c80affb5e96c8cf424d45a2434763dd80ac40e52587c6d87d615
[INFO] running `Command { std: "docker" "start" "-a" "7814fb397cd5c80affb5e96c8cf424d45a2434763dd80ac40e52587c6d87d615", kill_on_drop: false }`
[INFO] [stderr]    Compiling libcnab v0.0.0-prerelease (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "7814fb397cd5c80affb5e96c8cf424d45a2434763dd80ac40e52587c6d87d615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7814fb397cd5c80affb5e96c8cf424d45a2434763dd80ac40e52587c6d87d615", kill_on_drop: false }`
[INFO] [stdout] 7814fb397cd5c80affb5e96c8cf424d45a2434763dd80ac40e52587c6d87d615
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] be353cec19f7d1297f53fc34c96c4899630a6fb7017b5cfe239ef480517119de
[INFO] running `Command { std: "docker" "start" "-a" "be353cec19f7d1297f53fc34c96c4899630a6fb7017b5cfe239ef480517119de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libcnab v0.0.0-prerelease (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "be353cec19f7d1297f53fc34c96c4899630a6fb7017b5cfe239ef480517119de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be353cec19f7d1297f53fc34c96c4899630a6fb7017b5cfe239ef480517119de", kill_on_drop: false }`
[INFO] [stdout] be353cec19f7d1297f53fc34c96c4899630a6fb7017b5cfe239ef480517119de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4aa19fec6ec94afcb4c8fac4b281beb198862f7693c44cfaf869c8c7a10a5aab
[INFO] running `Command { std: "docker" "start" "-a" "4aa19fec6ec94afcb4c8fac4b281beb198862f7693c44cfaf869c8c7a10a5aab", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/libcnab-8be49e73e17c5400)
[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" "4aa19fec6ec94afcb4c8fac4b281beb198862f7693c44cfaf869c8c7a10a5aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa19fec6ec94afcb4c8fac4b281beb198862f7693c44cfaf869c8c7a10a5aab", kill_on_drop: false }`
[INFO] [stdout] 4aa19fec6ec94afcb4c8fac4b281beb198862f7693c44cfaf869c8c7a10a5aab