[INFO] fetching crate confik-macros 0.14.0...
[INFO] checking confik-macros-0.14.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate confik-macros 0.14.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate confik-macros 0.14.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate confik-macros 0.14.0
[INFO] tweaked toml for crates.io crate confik-macros 0.14.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate confik-macros 0.14.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate confik-macros 0.14.0 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9406c69d13e8f4b0290aba7f07d6cfe1f620d3ea796be86cd73f86e13306559
[INFO] running `Command { std: "docker" "start" "-a" "e9406c69d13e8f4b0290aba7f07d6cfe1f620d3ea796be86cd73f86e13306559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9406c69d13e8f4b0290aba7f07d6cfe1f620d3ea796be86cd73f86e13306559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9406c69d13e8f4b0290aba7f07d6cfe1f620d3ea796be86cd73f86e13306559", kill_on_drop: false }`
[INFO] [stdout] e9406c69d13e8f4b0290aba7f07d6cfe1f620d3ea796be86cd73f86e13306559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e91050422d708e745322eb44bb0ad15adeaef43bf1f30b07642cd40718fe0f29
[INFO] running `Command { std: "docker" "start" "-a" "e91050422d708e745322eb44bb0ad15adeaef43bf1f30b07642cd40718fe0f29", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.100
[INFO] [stderr]     Checking darling_core v0.20.11
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking darling v0.20.11
[INFO] [stderr]     Checking confik-macros v0.14.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Derive` is never constructed
[INFO] [stdout]    --> src/lib.rs:561:8
[INFO] [stdout]     |
[INFO] [stdout] 561 | struct Derive {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Derive` is never constructed
[INFO] [stdout]    --> src/lib.rs:561:8
[INFO] [stdout]     |
[INFO] [stdout] 561 | struct Derive {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Derive` is never constructed
[INFO] [stdout]    --> src/lib.rs:561:8
[INFO] [stdout]     |
[INFO] [stdout] 561 | struct Derive {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `rustversion_msrv`
[INFO] [stdout]  --> tests/trybuild.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[rustversion_msrv::msrv]
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `rustversion_msrv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `trybuild`
[INFO] [stdout]  --> tests/trybuild.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let t = trybuild::TestCases::new();
[INFO] [stdout]   |             ^^^^^^^^ use of unresolved module or unlinked crate `trybuild`
[INFO] [stdout]   |
[INFO] [stdout] help: to make use of source file tests/trybuild.rs, use `mod trybuild` in this file to declare the module
[INFO] [stdout]   |
[INFO] [stdout] 2 + mod trybuild;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `confik-macros` (test "trybuild") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e91050422d708e745322eb44bb0ad15adeaef43bf1f30b07642cd40718fe0f29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e91050422d708e745322eb44bb0ad15adeaef43bf1f30b07642cd40718fe0f29", kill_on_drop: false }`
[INFO] [stdout] e91050422d708e745322eb44bb0ad15adeaef43bf1f30b07642cd40718fe0f29