[INFO] fetching crate optional-fields-serde-macro 0.1.2...
[INFO] testing optional-fields-serde-macro-0.1.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate optional-fields-serde-macro 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate optional-fields-serde-macro 0.1.2
[INFO] finished tweaking crates.io crate optional-fields-serde-macro 0.1.2
[INFO] tweaked toml for crates.io crate optional-fields-serde-macro 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate optional-fields-serde-macro 0.1.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.108)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 839e385d52d4c92c524c0b581cfea98da5d7c37e296b4879259b696c1d153e69
[INFO] running `Command { std: "docker" "start" "-a" "839e385d52d4c92c524c0b581cfea98da5d7c37e296b4879259b696c1d153e69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "839e385d52d4c92c524c0b581cfea98da5d7c37e296b4879259b696c1d153e69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "839e385d52d4c92c524c0b581cfea98da5d7c37e296b4879259b696c1d153e69", kill_on_drop: false }`
[INFO] [stdout] 839e385d52d4c92c524c0b581cfea98da5d7c37e296b4879259b696c1d153e69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16bbc03f5fd2cbd4352a862ec63da8fce58d6a3c91155c17c3bb47717bc3edaa
[INFO] running `Command { std: "docker" "start" "-a" "16bbc03f5fd2cbd4352a862ec63da8fce58d6a3c91155c17c3bb47717bc3edaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling optional-fields-serde-macro v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.34s
[INFO] running `Command { std: "docker" "inspect" "16bbc03f5fd2cbd4352a862ec63da8fce58d6a3c91155c17c3bb47717bc3edaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16bbc03f5fd2cbd4352a862ec63da8fce58d6a3c91155c17c3bb47717bc3edaa", kill_on_drop: false }`
[INFO] [stdout] 16bbc03f5fd2cbd4352a862ec63da8fce58d6a3c91155c17c3bb47717bc3edaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9907dd23f0c3ae891b160d6074aa7e033c62ee62552094379c66de316dd4a60d
[INFO] running `Command { std: "docker" "start" "-a" "9907dd23f0c3ae891b160d6074aa7e033c62ee62552094379c66de316dd4a60d", kill_on_drop: false }`
[INFO] [stderr]    Compiling optional-fields-serde-macro v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "9907dd23f0c3ae891b160d6074aa7e033c62ee62552094379c66de316dd4a60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9907dd23f0c3ae891b160d6074aa7e033c62ee62552094379c66de316dd4a60d", kill_on_drop: false }`
[INFO] [stdout] 9907dd23f0c3ae891b160d6074aa7e033c62ee62552094379c66de316dd4a60d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84eeaf968c06b195462ce856af4a8b52a7fb7002b0acc0f987df6ce02c024f14
[INFO] running `Command { std: "docker" "start" "-a" "84eeaf968c06b195462ce856af4a8b52a7fb7002b0acc0f987df6ce02c024f14", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optional_fields_serde_macro-f72d71866d5dc659)
[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 optional_fields_serde_macro
[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" "84eeaf968c06b195462ce856af4a8b52a7fb7002b0acc0f987df6ce02c024f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84eeaf968c06b195462ce856af4a8b52a7fb7002b0acc0f987df6ce02c024f14", kill_on_drop: false }`
[INFO] [stdout] 84eeaf968c06b195462ce856af4a8b52a7fb7002b0acc0f987df6ce02c024f14
