[INFO] fetching crate gf256-macros 0.3.0...
[INFO] testing gf256-macros-0.3.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate gf256-macros 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate gf256-macros 0.3.0
[INFO] finished tweaking crates.io crate gf256-macros 0.3.0
[INFO] tweaked toml for crates.io crate gf256-macros 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gf256-macros 0.3.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.12.4 (available: v0.23.0)
[INFO] [stderr]       Adding evalexpr v6.6.0 (available: v13.1.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_macro v0.12.4
[INFO] [stderr]   Downloaded darling_core v0.12.4
[INFO] [stderr]   Downloaded darling v0.12.4
[INFO] [stderr]   Downloaded evalexpr v6.6.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89c1d2b66d63e1da515f58cfe85d53fed88a7ef3e1418956149fc6c97d450b90
[INFO] running `Command { std: "docker" "start" "-a" "89c1d2b66d63e1da515f58cfe85d53fed88a7ef3e1418956149fc6c97d450b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89c1d2b66d63e1da515f58cfe85d53fed88a7ef3e1418956149fc6c97d450b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89c1d2b66d63e1da515f58cfe85d53fed88a7ef3e1418956149fc6c97d450b90", kill_on_drop: false }`
[INFO] [stdout] 89c1d2b66d63e1da515f58cfe85d53fed88a7ef3e1418956149fc6c97d450b90
[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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16fa5d3ccaf086d42e01bd982c964c06d07389f0604335b1f8bec967ddfc58a8
[INFO] running `Command { std: "docker" "start" "-a" "16fa5d3ccaf086d42e01bd982c964c06d07389f0604335b1f8bec967ddfc58a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling evalexpr v6.6.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling gf256-macros v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ExprWrapper` is never constructed
[INFO] [stdout]   --> src/common.rs:99:19
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub(crate) struct ExprWrapper(pub syn::Expr);
[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 7.27s
[INFO] running `Command { std: "docker" "inspect" "16fa5d3ccaf086d42e01bd982c964c06d07389f0604335b1f8bec967ddfc58a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16fa5d3ccaf086d42e01bd982c964c06d07389f0604335b1f8bec967ddfc58a8", kill_on_drop: false }`
[INFO] [stdout] 16fa5d3ccaf086d42e01bd982c964c06d07389f0604335b1f8bec967ddfc58a8
[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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d1b5e6a551306f9162af582f1397be66ace0d3b19e13094ade2101ecd65ef40
[INFO] running `Command { std: "docker" "start" "-a" "6d1b5e6a551306f9162af582f1397be66ace0d3b19e13094ade2101ecd65ef40", kill_on_drop: false }`
[INFO] [stderr]    Compiling gf256-macros v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ExprWrapper` is never constructed
[INFO] [stdout]   --> src/common.rs:99:19
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub(crate) struct ExprWrapper(pub syn::Expr);
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExprWrapper` is never constructed
[INFO] [stdout]   --> src/common.rs:99:19
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub(crate) struct ExprWrapper(pub syn::Expr);
[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 1.07s
[INFO] running `Command { std: "docker" "inspect" "6d1b5e6a551306f9162af582f1397be66ace0d3b19e13094ade2101ecd65ef40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d1b5e6a551306f9162af582f1397be66ace0d3b19e13094ade2101ecd65ef40", kill_on_drop: false }`
[INFO] [stdout] 6d1b5e6a551306f9162af582f1397be66ace0d3b19e13094ade2101ecd65ef40
[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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0cbbc9453c994f6fde81520060a73d13b3a8e96b06bcdf051655596ee298a913
[INFO] running `Command { std: "docker" "start" "-a" "0cbbc9453c994f6fde81520060a73d13b3a8e96b06bcdf051655596ee298a913", kill_on_drop: false }`
[INFO] [stderr] warning: struct `ExprWrapper` is never constructed
[INFO] [stderr]   --> src/common.rs:99:19
[INFO] [stderr]    |
[INFO] [stderr] 99 | pub(crate) struct ExprWrapper(pub syn::Expr);
[INFO] [stderr]    |                   ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gf256-macros` (lib) generated 1 warning
[INFO] [stderr] warning: `gf256-macros` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gf256_macros-798008346ce60a5f)
[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 gf256_macros
[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" "0cbbc9453c994f6fde81520060a73d13b3a8e96b06bcdf051655596ee298a913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cbbc9453c994f6fde81520060a73d13b3a8e96b06bcdf051655596ee298a913", kill_on_drop: false }`
[INFO] [stdout] 0cbbc9453c994f6fde81520060a73d13b3a8e96b06bcdf051655596ee298a913