[INFO] fetching crate sponge-preview 0.2.0...
[INFO] testing sponge-preview-0.2.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate sponge-preview 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate sponge-preview 0.2.0
[INFO] finished tweaking crates.io crate sponge-preview 0.2.0
[INFO] tweaked toml for crates.io crate sponge-preview 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sponge-preview 0.2.0 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] 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f8095ac065407158d4d6808659e1dcb3e9cb7769431d0cc5f6af81f67393cc2
[INFO] running `Command { std: "docker" "start" "-a" "9f8095ac065407158d4d6808659e1dcb3e9cb7769431d0cc5f6af81f67393cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f8095ac065407158d4d6808659e1dcb3e9cb7769431d0cc5f6af81f67393cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f8095ac065407158d4d6808659e1dcb3e9cb7769431d0cc5f6af81f67393cc2", kill_on_drop: false }`
[INFO] [stdout] 9f8095ac065407158d4d6808659e1dcb3e9cb7769431d0cc5f6af81f67393cc2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0eb01464ae2329e5f9ae4a9a5c36f8595ec84a1718c7fad14f922c54b449241
[INFO] running `Command { std: "docker" "start" "-a" "e0eb01464ae2329e5f9ae4a9a5c36f8595ec84a1718c7fad14f922c54b449241", kill_on_drop: false }`
[INFO] [stderr]    Compiling sponge-preview v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "e0eb01464ae2329e5f9ae4a9a5c36f8595ec84a1718c7fad14f922c54b449241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0eb01464ae2329e5f9ae4a9a5c36f8595ec84a1718c7fad14f922c54b449241", kill_on_drop: false }`
[INFO] [stdout] e0eb01464ae2329e5f9ae4a9a5c36f8595ec84a1718c7fad14f922c54b449241
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c38c9780862ccfccbfa7674da8b1d40344f87cb574ff5f55c0c0b75578edc89d
[INFO] running `Command { std: "docker" "start" "-a" "c38c9780862ccfccbfa7674da8b1d40344f87cb574ff5f55c0c0b75578edc89d", kill_on_drop: false }`
[INFO] [stderr]    Compiling sponge-preview v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "c38c9780862ccfccbfa7674da8b1d40344f87cb574ff5f55c0c0b75578edc89d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c38c9780862ccfccbfa7674da8b1d40344f87cb574ff5f55c0c0b75578edc89d", kill_on_drop: false }`
[INFO] [stdout] c38c9780862ccfccbfa7674da8b1d40344f87cb574ff5f55c0c0b75578edc89d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7dc3346b63006dbb442a95b8940872ed70d95d0e1241c8f3b85a3c18101d41b9
[INFO] running `Command { std: "docker" "start" "-a" "7dc3346b63006dbb442a95b8940872ed70d95d0e1241c8f3b85a3c18101d41b9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sponge_preview-6b68a630d59f0870)
[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 sponge_preview
[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" "7dc3346b63006dbb442a95b8940872ed70d95d0e1241c8f3b85a3c18101d41b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc3346b63006dbb442a95b8940872ed70d95d0e1241c8f3b85a3c18101d41b9", kill_on_drop: false }`
[INFO] [stdout] 7dc3346b63006dbb442a95b8940872ed70d95d0e1241c8f3b85a3c18101d41b9