[INFO] fetching crate structdump 0.2.0...
[INFO] testing structdump-0.2.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate structdump 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate structdump 0.2.0
[INFO] finished tweaking crates.io crate structdump 0.2.0
[INFO] tweaked toml for crates.io crate structdump 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate structdump 0.2.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded structdump-derive v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ef26b9849ecd2e43c361fc976216c32605bc78a2b37d609b8cd4e22324b598b3
[INFO] running `Command { std: "docker" "start" "-a" "ef26b9849ecd2e43c361fc976216c32605bc78a2b37d609b8cd4e22324b598b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef26b9849ecd2e43c361fc976216c32605bc78a2b37d609b8cd4e22324b598b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef26b9849ecd2e43c361fc976216c32605bc78a2b37d609b8cd4e22324b598b3", kill_on_drop: false }`
[INFO] [stdout] ef26b9849ecd2e43c361fc976216c32605bc78a2b37d609b8cd4e22324b598b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9ea6d035f7f09cca03bd28863fc58b9708f204697c1120da18830f47ea8aafff
[INFO] running `Command { std: "docker" "start" "-a" "9ea6d035f7f09cca03bd28863fc58b9708f204697c1120da18830f47ea8aafff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling structdump v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `StructType` is never used
[INFO] [stdout]    --> src/lib.rs:213:19
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub(super) trait StructType {}
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "9ea6d035f7f09cca03bd28863fc58b9708f204697c1120da18830f47ea8aafff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ea6d035f7f09cca03bd28863fc58b9708f204697c1120da18830f47ea8aafff", kill_on_drop: false }`
[INFO] [stdout] 9ea6d035f7f09cca03bd28863fc58b9708f204697c1120da18830f47ea8aafff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5a052db8192ef2dc3d6ce50a19e2f904ba2f71760c842653cd47ad3adc72601b
[INFO] running `Command { std: "docker" "start" "-a" "5a052db8192ef2dc3d6ce50a19e2f904ba2f71760c842653cd47ad3adc72601b", kill_on_drop: false }`
[INFO] [stdout] warning: trait `StructType` is never used
[INFO] [stdout]    --> src/lib.rs:213:19
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub(super) trait StructType {}
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling structdump v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `StructType` is never used
[INFO] [stdout]    --> src/lib.rs:213:19
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub(super) trait StructType {}
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "5a052db8192ef2dc3d6ce50a19e2f904ba2f71760c842653cd47ad3adc72601b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a052db8192ef2dc3d6ce50a19e2f904ba2f71760c842653cd47ad3adc72601b", kill_on_drop: false }`
[INFO] [stdout] 5a052db8192ef2dc3d6ce50a19e2f904ba2f71760c842653cd47ad3adc72601b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 410d7075515f852c510f3595ec7891e7d9c21e07ec7a48b812ccea13a0d03ec6
[INFO] running `Command { std: "docker" "start" "-a" "410d7075515f852c510f3595ec7891e7d9c21e07ec7a48b812ccea13a0d03ec6", kill_on_drop: false }`
[INFO] [stderr] warning: trait `StructType` is never used
[INFO] [stderr]    --> src/lib.rs:213:19
[INFO] [stderr]     |
[INFO] [stderr] 213 |     pub(super) trait StructType {}
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `structdump` (lib) generated 1 warning
[INFO] [stderr] warning: `structdump` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/structdump-1ea720b6fe809c59)
[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 structdump
[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" "410d7075515f852c510f3595ec7891e7d9c21e07ec7a48b812ccea13a0d03ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "410d7075515f852c510f3595ec7891e7d9c21e07ec7a48b812ccea13a0d03ec6", kill_on_drop: false }`
[INFO] [stdout] 410d7075515f852c510f3595ec7891e7d9c21e07ec7a48b812ccea13a0d03ec6