[INFO] fetching crate iffi 0.0.2...
[INFO] testing iffi-0.0.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate iffi 0.0.2 into /workspace/builds/worker-5-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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iffi 0.0.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ea8994a684c12d3d8163286a7f2a51785f0ac4a984685839af665bb4398167b
[INFO] running `Command { std: "docker" "start" "-a" "3ea8994a684c12d3d8163286a7f2a51785f0ac4a984685839af665bb4398167b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ea8994a684c12d3d8163286a7f2a51785f0ac4a984685839af665bb4398167b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea8994a684c12d3d8163286a7f2a51785f0ac4a984685839af665bb4398167b", kill_on_drop: false }`
[INFO] [stdout] 3ea8994a684c12d3d8163286a7f2a51785f0ac4a984685839af665bb4398167b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 413b4e58712be63a1648d543c32c38f405d6692fd2395cec1829dffe1b2e541c
[INFO] running `Command { std: "docker" "start" "-a" "413b4e58712be63a1648d543c32c38f405d6692fd2395cec1829dffe1b2e541c", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling transmute v0.1.1
[INFO] [stderr]    Compiling thiserror-impl-no-std v2.0.2
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling iffi-macros v0.0.1
[INFO] [stderr]    Compiling derive_deref v1.1.1
[INFO] [stderr]    Compiling concat-arrays v0.1.2
[INFO] [stderr]    Compiling thiserror-no-std v2.0.2
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling iffi v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "413b4e58712be63a1648d543c32c38f405d6692fd2395cec1829dffe1b2e541c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413b4e58712be63a1648d543c32c38f405d6692fd2395cec1829dffe1b2e541c", kill_on_drop: false }`
[INFO] [stdout] 413b4e58712be63a1648d543c32c38f405d6692fd2395cec1829dffe1b2e541c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51943b9c61bbc28336e0cf61059812b3a404dfc466b2dd5e791c009030736695
[INFO] running `Command { std: "docker" "start" "-a" "51943b9c61bbc28336e0cf61059812b3a404dfc466b2dd5e791c009030736695", 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)]` (part of `#[warn(unused)]`) 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 0.49s
[INFO] running `Command { std: "docker" "inspect" "51943b9c61bbc28336e0cf61059812b3a404dfc466b2dd5e791c009030736695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51943b9c61bbc28336e0cf61059812b3a404dfc466b2dd5e791c009030736695", kill_on_drop: false }`
[INFO] [stdout] 51943b9c61bbc28336e0cf61059812b3a404dfc466b2dd5e791c009030736695
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d4f02a361da66fcd18c12fb7c13dd4cb196e7db827d0c3b2216b21deaf63bf3c
[INFO] running `Command { std: "docker" "start" "-a" "d4f02a361da66fcd18c12fb7c13dd4cb196e7db827d0c3b2216b21deaf63bf3c", 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)]` (part of `#[warn(unused)]`) 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-78cb985004becaa7)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::derive_iffi ... ok
[INFO] [stdout] test tests::derive_generics ... ok
[INFO] [stdout] test tests::conversions_fails ... ok
[INFO] [stdout] test tests::nested ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d4f02a361da66fcd18c12fb7c13dd4cb196e7db827d0c3b2216b21deaf63bf3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4f02a361da66fcd18c12fb7c13dd4cb196e7db827d0c3b2216b21deaf63bf3c", kill_on_drop: false }`
[INFO] [stdout] d4f02a361da66fcd18c12fb7c13dd4cb196e7db827d0c3b2216b21deaf63bf3c