[INFO] fetching crate iffi 0.0.2...
[INFO] testing iffi-0.0.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate iffi 0.0.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate iffi 0.0.2
[INFO] finished tweaking crates.io crate iffi 0.0.2
[INFO] tweaked toml for crates.io crate iffi 0.0.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iffi 0.0.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 128362c6b9ab9412477c0089428b5606afc4e42cbc34b43398692ffaff6e4a57
[INFO] running `Command { std: "docker" "start" "-a" "128362c6b9ab9412477c0089428b5606afc4e42cbc34b43398692ffaff6e4a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "128362c6b9ab9412477c0089428b5606afc4e42cbc34b43398692ffaff6e4a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "128362c6b9ab9412477c0089428b5606afc4e42cbc34b43398692ffaff6e4a57", kill_on_drop: false }`
[INFO] [stdout] 128362c6b9ab9412477c0089428b5606afc4e42cbc34b43398692ffaff6e4a57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2454ccbb93b618a89906e40897925c909d6856898f7707a6540219a0a079e403
[INFO] running `Command { std: "docker" "start" "-a" "2454ccbb93b618a89906e40897925c909d6856898f7707a6540219a0a079e403", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bytemuck_derive v1.10.1
[INFO] [stderr]    Compiling iffi-macros v0.0.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling transmute v0.1.1
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling thiserror-impl-no-std v2.0.2
[INFO] [stderr]    Compiling concat-arrays v0.1.2
[INFO] [stderr]    Compiling derive_deref v1.1.1
[INFO] [stderr]    Compiling thiserror-no-std v2.0.2
[INFO] [stderr]    Compiling iffi v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.73s
[INFO] running `Command { std: "docker" "inspect" "2454ccbb93b618a89906e40897925c909d6856898f7707a6540219a0a079e403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2454ccbb93b618a89906e40897925c909d6856898f7707a6540219a0a079e403", kill_on_drop: false }`
[INFO] [stdout] 2454ccbb93b618a89906e40897925c909d6856898f7707a6540219a0a079e403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e508cda07d68457676d848b261daa0f91a3d164e91108d4fcb7c5483161b71c6
[INFO] running `Command { std: "docker" "start" "-a" "e508cda07d68457676d848b261daa0f91a3d164e91108d4fcb7c5483161b71c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling iffi v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `A` is never constructed
[INFO] [stdout]    --> src/lib.rs:135:16
[INFO] [stdout]     |
[INFO] [stdout] 135 |         struct A {
[INFO] [stdout]     |                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `A` is never constructed
[INFO] [stdout]    --> src/lib.rs:164:16
[INFO] [stdout]     |
[INFO] [stdout] 164 |         struct A<T: Iffi, U> {
[INFO] [stdout]     |                ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "e508cda07d68457676d848b261daa0f91a3d164e91108d4fcb7c5483161b71c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e508cda07d68457676d848b261daa0f91a3d164e91108d4fcb7c5483161b71c6", kill_on_drop: false }`
[INFO] [stdout] e508cda07d68457676d848b261daa0f91a3d164e91108d4fcb7c5483161b71c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 19df75dc2a54e1ea7a73ac2cd1d7901ba81cef73aae1307fd12b4d6e3502c498
[INFO] running `Command { std: "docker" "start" "-a" "19df75dc2a54e1ea7a73ac2cd1d7901ba81cef73aae1307fd12b4d6e3502c498", kill_on_drop: false }`
[INFO] [stderr] warning: struct `A` is never constructed
[INFO] [stderr]    --> src/lib.rs:135:16
[INFO] [stderr]     |
[INFO] [stderr] 135 |         struct A {
[INFO] [stderr]     |                ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `A` is never constructed
[INFO] [stderr]    --> src/lib.rs:164:16
[INFO] [stderr]     |
[INFO] [stderr] 164 |         struct A<T: Iffi, U> {
[INFO] [stderr]     |                ^
[INFO] [stderr] 
[INFO] [stderr] warning: `iffi` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iffi-02bb7edebc88cd1a)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::conversions_fails ... ok
[INFO] [stdout] test tests::derive_iffi ... ok
[INFO] [stdout] test tests::nested ... ok
[INFO] [stdout] test tests::derive_generics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iffi
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/maybe_invalid.rs - maybe_invalid::MaybeInvalid<T>::assume_valid (line 42) - compile ... ok
[INFO] [stdout] test src/maybe_invalid.rs - maybe_invalid::MaybeInvalid<T>::into_inner (line 92) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "19df75dc2a54e1ea7a73ac2cd1d7901ba81cef73aae1307fd12b4d6e3502c498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19df75dc2a54e1ea7a73ac2cd1d7901ba81cef73aae1307fd12b4d6e3502c498", kill_on_drop: false }`
[INFO] [stdout] 19df75dc2a54e1ea7a73ac2cd1d7901ba81cef73aae1307fd12b4d6e3502c498