[INFO] fetching crate kindle_formats 0.1.3...
[INFO] testing kindle_formats-0.1.3 against 1.90.0 for beta-1.91-3
[INFO] extracting crate kindle_formats 0.1.3 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate kindle_formats 0.1.3
[INFO] finished tweaking crates.io crate kindle_formats 0.1.3
[INFO] tweaked toml for crates.io crate kindle_formats 0.1.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kindle_formats 0.1.3 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dd880fddf9cf9a21a6047a76f66de40d3b1dba1126b884746e5b19704c689b6
[INFO] running `Command { std: "docker" "start" "-a" "6dd880fddf9cf9a21a6047a76f66de40d3b1dba1126b884746e5b19704c689b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dd880fddf9cf9a21a6047a76f66de40d3b1dba1126b884746e5b19704c689b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dd880fddf9cf9a21a6047a76f66de40d3b1dba1126b884746e5b19704c689b6", kill_on_drop: false }`
[INFO] [stdout] 6dd880fddf9cf9a21a6047a76f66de40d3b1dba1126b884746e5b19704c689b6
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf71f2c57a91acd02019f7e86c9a5c2fbf9d488c054af1ef4fabad2f11c8d6f8
[INFO] running `Command { std: "docker" "start" "-a" "bf71f2c57a91acd02019f7e86c9a5c2fbf9d488c054af1ef4fabad2f11c8d6f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling kindle_formats v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "bf71f2c57a91acd02019f7e86c9a5c2fbf9d488c054af1ef4fabad2f11c8d6f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf71f2c57a91acd02019f7e86c9a5c2fbf9d488c054af1ef4fabad2f11c8d6f8", kill_on_drop: false }`
[INFO] [stdout] bf71f2c57a91acd02019f7e86c9a5c2fbf9d488c054af1ef4fabad2f11c8d6f8
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b137735c2853989745203379ca344e1ee8a38eb4bffe9e91bad6c2123c99729
[INFO] running `Command { std: "docker" "start" "-a" "6b137735c2853989745203379ca344e1ee8a38eb4bffe9e91bad6c2123c99729", kill_on_drop: false }`
[INFO] [stderr]    Compiling kindle_formats v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "6b137735c2853989745203379ca344e1ee8a38eb4bffe9e91bad6c2123c99729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b137735c2853989745203379ca344e1ee8a38eb4bffe9e91bad6c2123c99729", kill_on_drop: false }`
[INFO] [stdout] 6b137735c2853989745203379ca344e1ee8a38eb4bffe9e91bad6c2123c99729
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 533cbb964d912d3ce2ef3b5d041a6bbed8773e0f8cadfa84e4c5a93319e67ad7
[INFO] running `Command { std: "docker" "start" "-a" "533cbb964d912d3ce2ef3b5d041a6bbed8773e0f8cadfa84e4c5a93319e67ad7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kindle_formats-09f51df3ba14ab77)
[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 kindle_formats
[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" "533cbb964d912d3ce2ef3b5d041a6bbed8773e0f8cadfa84e4c5a93319e67ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "533cbb964d912d3ce2ef3b5d041a6bbed8773e0f8cadfa84e4c5a93319e67ad7", kill_on_drop: false }`
[INFO] [stdout] 533cbb964d912d3ce2ef3b5d041a6bbed8773e0f8cadfa84e4c5a93319e67ad7