[INFO] fetching crate mockiato 0.9.6...
[INFO] building mockiato-0.9.6 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate mockiato 0.9.6 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mockiato 0.9.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mockiato 0.9.6
[INFO] tweaked toml for crates.io crate mockiato 0.9.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mockiato 0.9.6 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mockiato 0.9.6 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62d10828d665c7ad147eb7dccfd1ff74715f7a4336437e4dd960ee7cef6bab02
[INFO] running `Command { std: "docker" "start" "-a" "62d10828d665c7ad147eb7dccfd1ff74715f7a4336437e4dd960ee7cef6bab02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62d10828d665c7ad147eb7dccfd1ff74715f7a4336437e4dd960ee7cef6bab02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d10828d665c7ad147eb7dccfd1ff74715f7a4336437e4dd960ee7cef6bab02", kill_on_drop: false }`
[INFO] [stdout] 62d10828d665c7ad147eb7dccfd1ff74715f7a4336437e4dd960ee7cef6bab02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7eaae5444d5214f3d6546243d5ecda4b571786233564c03faa39155949ad9449
[INFO] running `Command { std: "docker" "start" "-a" "7eaae5444d5214f3d6546243d5ecda4b571786233564c03faa39155949ad9449", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling nearly_eq v0.2.4
[INFO] [stderr]    Compiling nameof v1.2.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling mockiato-codegen v0.9.6
[INFO] [stderr]    Compiling mockiato v0.9.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.89s
[INFO] running `Command { std: "docker" "inspect" "7eaae5444d5214f3d6546243d5ecda4b571786233564c03faa39155949ad9449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eaae5444d5214f3d6546243d5ecda4b571786233564c03faa39155949ad9449", kill_on_drop: false }`
[INFO] [stdout] 7eaae5444d5214f3d6546243d5ecda4b571786233564c03faa39155949ad9449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edb72e128eb7b070981a693acb86ba8cdeebf55660e2870180cbb915544a31f8
[INFO] running `Command { std: "docker" "start" "-a" "edb72e128eb7b070981a693acb86ba8cdeebf55660e2870180cbb915544a31f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mockiato v0.9.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Foo` is never used
[INFO] [stdout]  --> tests/method_decls.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait Foo {
[INFO] [stdout]   |       ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `associated_type`, `generic_param_wrapped_in_container`, and `generic_param_as_return_value` are never used
[INFO] [stdout]   --> tests/generic_types.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | trait Greeter<T, V>
[INFO] [stdout]    |       ------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn associated_type(&self, name: V::Output) -> String;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 18 |
[INFO] [stdout] 19 |     fn generic_param_wrapped_in_container(&self, names: Vec<T>) -> String;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 20 |
[INFO] [stdout] 21 |     fn generic_param_as_return_value(&self, name: String) -> T;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Greeter` is never used
[INFO] [stdout]  --> tests/trait_with_debug_bound_can_be_formatted.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | trait Greeter<T, U>: Debug {
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `step` is never used
[INFO] [stdout]   --> examples/downcasting.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | trait ObjectBehavior: ObjectBehaviorAsAny {
[INFO] [stdout]    |       -------------- method in this trait
[INFO] [stdout] 12 |     fn step(&mut self);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Greeter` is never used
[INFO] [stdout]   --> tests/visibility.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub(super) trait Greeter {
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PubCrateGreeter` is never used
[INFO] [stdout]   --> tests/visibility.rs:25:26
[INFO] [stdout]    |
[INFO] [stdout] 25 |         pub(crate) trait PubCrateGreeter {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Foo` is never used
[INFO] [stdout]  --> tests/auto_derive_trait_bounds.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | trait Foo: fmt::Debug {}
[INFO] [stdout]   |       ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Bar` is never used
[INFO] [stdout]  --> tests/default.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub(super) trait Bar {}
[INFO] [stdout]   |                      ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Debug` is never used
[INFO] [stdout]  --> tests/test.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait Debug {}
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Greeter` is never used
[INFO] [stdout]  --> tests/test.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait Greeter: fmt::Debug {
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Greeter` is never used
[INFO] [stdout]   --> tests/display_impl_for_partial_eq_matcher.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | trait Greeter {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IsFriendly` is never used
[INFO] [stdout]  --> tests/default_impl.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait IsFriendly {
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Foo` is never used
[INFO] [stdout]  --> tests/unsafe_traits_work.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | unsafe trait Foo {
[INFO] [stdout]   |              ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Greeter` is never used
[INFO] [stdout]  --> tests/static_attr.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait Greeter: 'static {
[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 5.58s
[INFO] running `Command { std: "docker" "inspect" "edb72e128eb7b070981a693acb86ba8cdeebf55660e2870180cbb915544a31f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb72e128eb7b070981a693acb86ba8cdeebf55660e2870180cbb915544a31f8", kill_on_drop: false }`
[INFO] [stdout] edb72e128eb7b070981a693acb86ba8cdeebf55660e2870180cbb915544a31f8