[INFO] fetching crate serde_variant 0.1.0...
[INFO] testing serde_variant-0.1.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate serde_variant 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate serde_variant 0.1.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_variant 0.1.0
[INFO] finished tweaking crates.io crate serde_variant 0.1.0
[INFO] tweaked toml for crates.io crate serde_variant 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29dff194f24ec4ff95416421dfa3349826fe9da3e681ba1a05d90f8aed33f606
[INFO] running `Command { std: "docker" "start" "-a" "29dff194f24ec4ff95416421dfa3349826fe9da3e681ba1a05d90f8aed33f606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29dff194f24ec4ff95416421dfa3349826fe9da3e681ba1a05d90f8aed33f606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29dff194f24ec4ff95416421dfa3349826fe9da3e681ba1a05d90f8aed33f606", kill_on_drop: false }`
[INFO] [stdout] 29dff194f24ec4ff95416421dfa3349826fe9da3e681ba1a05d90f8aed33f606
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ec1c915dd44c01834bbbebcbb67fc583ad0733711cc2aa37b72a4dc0b8dd5cd
[INFO] running `Command { std: "docker" "start" "-a" "9ec1c915dd44c01834bbbebcbb67fc583ad0733711cc2aa37b72a4dc0b8dd5cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_variant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `Command { std: "docker" "inspect" "9ec1c915dd44c01834bbbebcbb67fc583ad0733711cc2aa37b72a4dc0b8dd5cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ec1c915dd44c01834bbbebcbb67fc583ad0733711cc2aa37b72a4dc0b8dd5cd", kill_on_drop: false }`
[INFO] [stdout] 9ec1c915dd44c01834bbbebcbb67fc583ad0733711cc2aa37b72a4dc0b8dd5cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21b099d220985b1339cd282ed857b6dae796288777efedd3d84c2491ad6f0ac4
[INFO] running `Command { std: "docker" "start" "-a" "21b099d220985b1339cd282ed857b6dae796288777efedd3d84c2491ad6f0ac4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_variant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "21b099d220985b1339cd282ed857b6dae796288777efedd3d84c2491ad6f0ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21b099d220985b1339cd282ed857b6dae796288777efedd3d84c2491ad6f0ac4", kill_on_drop: false }`
[INFO] [stdout] 21b099d220985b1339cd282ed857b6dae796288777efedd3d84c2491ad6f0ac4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2a987589ebbccbef3905f16111f30cf4016ffdcd7ef7aeed7a9d8ff9a7c3a18
[INFO] running `Command { std: "docker" "start" "-a" "a2a987589ebbccbef3905f16111f30cf4016ffdcd7ef7aeed7a9d8ff9a7c3a18", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_variant-9d3f019ac0c94d6e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests serde_variant
[INFO] [stdout] test tests::newtype_struct_unsupported ... ok
[INFO] [stdout] test tests::unit_variant_names ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "a2a987589ebbccbef3905f16111f30cf4016ffdcd7ef7aeed7a9d8ff9a7c3a18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2a987589ebbccbef3905f16111f30cf4016ffdcd7ef7aeed7a9d8ff9a7c3a18", kill_on_drop: false }`
[INFO] [stdout] a2a987589ebbccbef3905f16111f30cf4016ffdcd7ef7aeed7a9d8ff9a7c3a18