[INFO] fetching crate pasture-derive 0.1.0...
[INFO] testing pasture-derive-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pasture-derive 0.1.0 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate pasture-derive 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pasture-derive 0.1.0
[INFO] finished tweaking crates.io crate pasture-derive 0.1.0
[INFO] tweaked toml for crates.io crate pasture-derive 0.1.0 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d05753a7730613726765467e49ae978dafdeba539109f7a14a4dcea6708a092e
[INFO] running `Command { std: "docker" "start" "-a" "d05753a7730613726765467e49ae978dafdeba539109f7a14a4dcea6708a092e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d05753a7730613726765467e49ae978dafdeba539109f7a14a4dcea6708a092e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d05753a7730613726765467e49ae978dafdeba539109f7a14a4dcea6708a092e", kill_on_drop: false }`
[INFO] [stdout] d05753a7730613726765467e49ae978dafdeba539109f7a14a4dcea6708a092e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a45a2d7ce5af61217831959286c5853e7032854fe8e6a62433a75bf9a64f7700
[INFO] running `Command { std: "docker" "start" "-a" "a45a2d7ce5af61217831959286c5853e7032854fe8e6a62433a75bf9a64f7700", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pasture-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `field_name`
[INFO] [stdout]    --> src/lib.rs:287:5
[INFO] [stdout]     |
[INFO] [stdout] 287 |     pub field_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.08s
[INFO] running `Command { std: "docker" "inspect" "a45a2d7ce5af61217831959286c5853e7032854fe8e6a62433a75bf9a64f7700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a45a2d7ce5af61217831959286c5853e7032854fe8e6a62433a75bf9a64f7700", kill_on_drop: false }`
[INFO] [stdout] a45a2d7ce5af61217831959286c5853e7032854fe8e6a62433a75bf9a64f7700
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d35acdc9b1399bf37e37269279206f1261254021e95242272ff26f2fa568e06b
[INFO] running `Command { std: "docker" "start" "-a" "d35acdc9b1399bf37e37269279206f1261254021e95242272ff26f2fa568e06b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: field is never read: `field_name`
[INFO] [stdout]    --> src/lib.rs:287:5
[INFO] [stdout]     |
[INFO] [stdout] 287 |     pub field_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pasture-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `field_name`
[INFO] [stdout]    --> src/lib.rs:287:5
[INFO] [stdout]     |
[INFO] [stdout] 287 |     pub field_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "d35acdc9b1399bf37e37269279206f1261254021e95242272ff26f2fa568e06b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d35acdc9b1399bf37e37269279206f1261254021e95242272ff26f2fa568e06b", kill_on_drop: false }`
[INFO] [stdout] d35acdc9b1399bf37e37269279206f1261254021e95242272ff26f2fa568e06b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8050ee9cae22f3e37eba24d7286414b4817bd31cb9e695f478559daa47be9a2e
[INFO] running `Command { std: "docker" "start" "-a" "8050ee9cae22f3e37eba24d7286414b4817bd31cb9e695f478559daa47be9a2e", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `field_name`
[INFO] [stderr]    --> src/lib.rs:287:5
[INFO] [stderr]     |
[INFO] [stderr] 287 |     pub field_name: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pasture-derive` (lib) generated 1 warning
[INFO] [stderr] warning: `pasture-derive` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pasture_derive-fe800a5c32fc9d5a)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests pasture-derive
[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] [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" "8050ee9cae22f3e37eba24d7286414b4817bd31cb9e695f478559daa47be9a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8050ee9cae22f3e37eba24d7286414b4817bd31cb9e695f478559daa47be9a2e", kill_on_drop: false }`
[INFO] [stdout] 8050ee9cae22f3e37eba24d7286414b4817bd31cb9e695f478559daa47be9a2e