[INFO] fetching crate ebml-iterable-specification-derive 0.4.0...
[INFO] testing ebml-iterable-specification-derive-0.4.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate ebml-iterable-specification-derive 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate ebml-iterable-specification-derive 0.4.0
[INFO] finished tweaking crates.io crate ebml-iterable-specification-derive 0.4.0
[INFO] tweaked toml for crates.io crate ebml-iterable-specification-derive 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ebml-iterable-specification-derive 0.4.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ebml-iterable-specification v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5d4dd24bb412d1961eef7602add51beefe5099da898933209c5c4a2a33aa82d
[INFO] running `Command { std: "docker" "start" "-a" "d5d4dd24bb412d1961eef7602add51beefe5099da898933209c5c4a2a33aa82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5d4dd24bb412d1961eef7602add51beefe5099da898933209c5c4a2a33aa82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5d4dd24bb412d1961eef7602add51beefe5099da898933209c5c4a2a33aa82d", kill_on_drop: false }`
[INFO] [stdout] d5d4dd24bb412d1961eef7602add51beefe5099da898933209c5c4a2a33aa82d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90019c936dd82225fc02b384ac21e8c2767c6955590e432725b60a15ecbc87a6
[INFO] running `Command { std: "docker" "start" "-a" "90019c936dd82225fc02b384ac21e8c2767c6955590e432725b60a15ecbc87a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ebml-iterable-specification v0.4.0
[INFO] [stderr]    Compiling ebml-iterable-specification-derive v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `tokens` is never read
[INFO] [stdout]   --> src/ast.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Attribute<'a> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 26 |     pub original: &'a syn::Attribute,
[INFO] [stdout] 27 |     pub tokens: &'a TokenStream,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "90019c936dd82225fc02b384ac21e8c2767c6955590e432725b60a15ecbc87a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90019c936dd82225fc02b384ac21e8c2767c6955590e432725b60a15ecbc87a6", kill_on_drop: false }`
[INFO] [stdout] 90019c936dd82225fc02b384ac21e8c2767c6955590e432725b60a15ecbc87a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2653db1b9504e955e3bf01d8132ba76e41c81d466380f6267da5b245242c5b8c
[INFO] running `Command { std: "docker" "start" "-a" "2653db1b9504e955e3bf01d8132ba76e41c81d466380f6267da5b245242c5b8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ebml-iterable-specification-derive v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `tokens` is never read
[INFO] [stdout]   --> src/ast.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Attribute<'a> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 26 |     pub original: &'a syn::Attribute,
[INFO] [stdout] 27 |     pub tokens: &'a TokenStream,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tokens` is never read
[INFO] [stdout]   --> src/ast.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Attribute<'a> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 26 |     pub original: &'a syn::Attribute,
[INFO] [stdout] 27 |     pub tokens: &'a TokenStream,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "2653db1b9504e955e3bf01d8132ba76e41c81d466380f6267da5b245242c5b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2653db1b9504e955e3bf01d8132ba76e41c81d466380f6267da5b245242c5b8c", kill_on_drop: false }`
[INFO] [stdout] 2653db1b9504e955e3bf01d8132ba76e41c81d466380f6267da5b245242c5b8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d5d3661d0018e6a9b79c8185bee82dad2d1d5e45154557a814f5d9a1cb5f21b
[INFO] running `Command { std: "docker" "start" "-a" "9d5d3661d0018e6a9b79c8185bee82dad2d1d5e45154557a814f5d9a1cb5f21b", kill_on_drop: false }`
[INFO] [stderr] warning: field `tokens` is never read
[INFO] [stderr]   --> src/ast.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct Attribute<'a> {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] 26 |     pub original: &'a syn::Attribute,
[INFO] [stderr] 27 |     pub tokens: &'a TokenStream,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ebml-iterable-specification-derive` (lib) generated 1 warning
[INFO] [stderr] warning: `ebml-iterable-specification-derive` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ebml_iterable_specification_derive-6b310ed7d5cb34eb)
[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 ebml_iterable_specification_derive
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - easy_ebml (line 54) ... ok
[INFO] [stdout] test src/lib.rs - easy_ebml (line 84) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9d5d3661d0018e6a9b79c8185bee82dad2d1d5e45154557a814f5d9a1cb5f21b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d5d3661d0018e6a9b79c8185bee82dad2d1d5e45154557a814f5d9a1cb5f21b", kill_on_drop: false }`
[INFO] [stdout] 9d5d3661d0018e6a9b79c8185bee82dad2d1d5e45154557a814f5d9a1cb5f21b
