[INFO] fetching crate libtombala 3.1.1...
[INFO] testing libtombala-3.1.1 against 1.77.0 for beta-1.78-1
[INFO] extracting crate libtombala 3.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate libtombala 3.1.1 on toolchain 1.77.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libtombala 3.1.1
[INFO] finished tweaking crates.io crate libtombala 3.1.1
[INFO] tweaked toml for crates.io crate libtombala 3.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a20a11da3d4be32d06c39f01a3022a4460fc4a17a82590de388f441cac1aea4
[INFO] running `Command { std: "docker" "start" "-a" "4a20a11da3d4be32d06c39f01a3022a4460fc4a17a82590de388f441cac1aea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a20a11da3d4be32d06c39f01a3022a4460fc4a17a82590de388f441cac1aea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a20a11da3d4be32d06c39f01a3022a4460fc4a17a82590de388f441cac1aea4", kill_on_drop: false }`
[INFO] [stdout] 4a20a11da3d4be32d06c39f01a3022a4460fc4a17a82590de388f441cac1aea4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a539b72eb453112b5134e9961d24bd4610a9fa51ac1e9f234acbbe27977d0f8
[INFO] running `Command { std: "docker" "start" "-a" "0a539b72eb453112b5134e9961d24bd4610a9fa51ac1e9f234acbbe27977d0f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling libtombala v3.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "0a539b72eb453112b5134e9961d24bd4610a9fa51ac1e9f234acbbe27977d0f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a539b72eb453112b5134e9961d24bd4610a9fa51ac1e9f234acbbe27977d0f8", kill_on_drop: false }`
[INFO] [stdout] 0a539b72eb453112b5134e9961d24bd4610a9fa51ac1e9f234acbbe27977d0f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cb338a2b0cb896649f72b2c092b7b455b4c5e7c70b65bd8a0f23a8ce3588bd5
[INFO] running `Command { std: "docker" "start" "-a" "6cb338a2b0cb896649f72b2c092b7b455b4c5e7c70b65bd8a0f23a8ce3588bd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libtombala v3.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "6cb338a2b0cb896649f72b2c092b7b455b4c5e7c70b65bd8a0f23a8ce3588bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb338a2b0cb896649f72b2c092b7b455b4c5e7c70b65bd8a0f23a8ce3588bd5", kill_on_drop: false }`
[INFO] [stdout] 6cb338a2b0cb896649f72b2c092b7b455b4c5e7c70b65bd8a0f23a8ce3588bd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 096f67c23b3da5eaf44ececbf73703ce4ba2590311a8bb8c79a2e67fd2456052
[INFO] running `Command { std: "docker" "start" "-a" "096f67c23b3da5eaf44ececbf73703ce4ba2590311a8bb8c79a2e67fd2456052", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libtombala-e6ad081463284371)
[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] [stderr]    Doc-tests libtombala
[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" "096f67c23b3da5eaf44ececbf73703ce4ba2590311a8bb8c79a2e67fd2456052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "096f67c23b3da5eaf44ececbf73703ce4ba2590311a8bb8c79a2e67fd2456052", kill_on_drop: false }`
[INFO] [stdout] 096f67c23b3da5eaf44ececbf73703ce4ba2590311a8bb8c79a2e67fd2456052