[INFO] fetching crate ffi_struct 0.3.1...
[INFO] testing ffi_struct-0.3.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate ffi_struct 0.3.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ffi_struct 0.3.1
[INFO] finished tweaking crates.io crate ffi_struct 0.3.1
[INFO] tweaked toml for crates.io crate ffi_struct 0.3.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ffi_struct 0.3.1 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] crate crates.io crate ffi_struct 0.3.1 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.20
[INFO] [stderr]   Downloaded ffi_struct_derive v0.3.1
[INFO] [stderr]   Downloaded ffi_struct_trait v0.3.0
[INFO] [stderr]   Downloaded syn v2.0.108
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 69e91cd60c03d388e1606ce1b8f2aa85e588b331dfa2647973110eced1a608bf
[INFO] running `Command { std: "docker" "start" "-a" "69e91cd60c03d388e1606ce1b8f2aa85e588b331dfa2647973110eced1a608bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69e91cd60c03d388e1606ce1b8f2aa85e588b331dfa2647973110eced1a608bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69e91cd60c03d388e1606ce1b8f2aa85e588b331dfa2647973110eced1a608bf", kill_on_drop: false }`
[INFO] [stdout] 69e91cd60c03d388e1606ce1b8f2aa85e588b331dfa2647973110eced1a608bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0338f35380e9a2886405e913889847e8a437b3cb8191dd1f858b22c6c93dff74
[INFO] running `Command { std: "docker" "start" "-a" "0338f35380e9a2886405e913889847e8a437b3cb8191dd1f858b22c6c93dff74", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling ffi_struct_trait v0.3.0
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling ffi_struct_derive v0.3.1
[INFO] [stderr]    Compiling ffi_struct v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.86s
[INFO] running `Command { std: "docker" "inspect" "0338f35380e9a2886405e913889847e8a437b3cb8191dd1f858b22c6c93dff74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0338f35380e9a2886405e913889847e8a437b3cb8191dd1f858b22c6c93dff74", kill_on_drop: false }`
[INFO] [stdout] 0338f35380e9a2886405e913889847e8a437b3cb8191dd1f858b22c6c93dff74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c42ec9f7353848653d08370a1bec4e93a8471570f0add8eb3fddfed1aac604d1
[INFO] running `Command { std: "docker" "start" "-a" "c42ec9f7353848653d08370a1bec4e93a8471570f0add8eb3fddfed1aac604d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling ffi_struct v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "c42ec9f7353848653d08370a1bec4e93a8471570f0add8eb3fddfed1aac604d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c42ec9f7353848653d08370a1bec4e93a8471570f0add8eb3fddfed1aac604d1", kill_on_drop: false }`
[INFO] [stdout] c42ec9f7353848653d08370a1bec4e93a8471570f0add8eb3fddfed1aac604d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 731d7b60d04004f5cba41c86ca6c3bf4c2dfae1009d1901f40d7cc1ffb28d99a
[INFO] running `Command { std: "docker" "start" "-a" "731d7b60d04004f5cba41c86ca6c3bf4c2dfae1009d1901f40d7cc1ffb28d99a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ffi_struct-47877df1ced5dcf4)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ffi_struct
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "731d7b60d04004f5cba41c86ca6c3bf4c2dfae1009d1901f40d7cc1ffb28d99a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "731d7b60d04004f5cba41c86ca6c3bf4c2dfae1009d1901f40d7cc1ffb28d99a", kill_on_drop: false }`
[INFO] [stdout] 731d7b60d04004f5cba41c86ca6c3bf4c2dfae1009d1901f40d7cc1ffb28d99a