[INFO] fetching crate decent-serde-json-derive-alternative 0.4.0...
[INFO] testing decent-serde-json-derive-alternative-0.4.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate decent-serde-json-derive-alternative 0.4.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate decent-serde-json-derive-alternative 0.4.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate decent-serde-json-derive-alternative 0.4.0
[INFO] finished tweaking crates.io crate decent-serde-json-derive-alternative 0.4.0
[INFO] tweaked toml for crates.io crate decent-serde-json-derive-alternative 0.4.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c92343cbe2ad4348b40d844ab641bccc60ebcba64a8a3a86a7810d93773a384
[INFO] running `Command { std: "docker" "start" "-a" "1c92343cbe2ad4348b40d844ab641bccc60ebcba64a8a3a86a7810d93773a384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c92343cbe2ad4348b40d844ab641bccc60ebcba64a8a3a86a7810d93773a384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c92343cbe2ad4348b40d844ab641bccc60ebcba64a8a3a86a7810d93773a384", kill_on_drop: false }`
[INFO] [stdout] 1c92343cbe2ad4348b40d844ab641bccc60ebcba64a8a3a86a7810d93773a384
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0d7c5c5a23bc3e38b9e321b38b38028ad89f10cc89fd79aeea7888bb02b99ca
[INFO] running `Command { std: "docker" "start" "-a" "f0d7c5c5a23bc3e38b9e321b38b38028ad89f10cc89fd79aeea7888bb02b99ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling decent-serde-json-derive-alternative v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "f0d7c5c5a23bc3e38b9e321b38b38028ad89f10cc89fd79aeea7888bb02b99ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0d7c5c5a23bc3e38b9e321b38b38028ad89f10cc89fd79aeea7888bb02b99ca", kill_on_drop: false }`
[INFO] [stdout] f0d7c5c5a23bc3e38b9e321b38b38028ad89f10cc89fd79aeea7888bb02b99ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ca9b485847256a6cc211870d0603c7d47869405f1a367fa331ccda52f4c512c
[INFO] running `Command { std: "docker" "start" "-a" "5ca9b485847256a6cc211870d0603c7d47869405f1a367fa331ccda52f4c512c", kill_on_drop: false }`
[INFO] [stderr]    Compiling decent-serde-json-derive-alternative v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "5ca9b485847256a6cc211870d0603c7d47869405f1a367fa331ccda52f4c512c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ca9b485847256a6cc211870d0603c7d47869405f1a367fa331ccda52f4c512c", kill_on_drop: false }`
[INFO] [stdout] 5ca9b485847256a6cc211870d0603c7d47869405f1a367fa331ccda52f4c512c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43b477e015efa143cf8e255de7a09cd1423bc1d13bd5a508dd80ead5f4476fd1
[INFO] running `Command { std: "docker" "start" "-a" "43b477e015efa143cf8e255de7a09cd1423bc1d13bd5a508dd80ead5f4476fd1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/decent_serde_json_derive_alternative-12fb082f54ff342b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_impl_from_json_to_json_for_tuple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests decent-serde-json-derive-alternative
[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" "43b477e015efa143cf8e255de7a09cd1423bc1d13bd5a508dd80ead5f4476fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43b477e015efa143cf8e255de7a09cd1423bc1d13bd5a508dd80ead5f4476fd1", kill_on_drop: false }`
[INFO] [stdout] 43b477e015efa143cf8e255de7a09cd1423bc1d13bd5a508dd80ead5f4476fd1