[INFO] fetching crate mockiato 0.9.6... [INFO] building mockiato-0.9.6 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate mockiato 0.9.6 into /workspace/builds/worker-4-tc1/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-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mockiato 0.9.6 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mockiato-codegen v0.9.6 [INFO] [stderr] Downloaded nearly_eq v0.2.4 [INFO] [stderr] Downloaded unicode-segmentation v1.11.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.84 [INFO] [stderr] Downloaded nameof v1.2.2 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 773c23f571ae3883dc8711c5019a44ea6b89436bad9fb02e95147b132df22760 [INFO] running `Command { std: "docker" "start" "-a" "773c23f571ae3883dc8711c5019a44ea6b89436bad9fb02e95147b132df22760", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "773c23f571ae3883dc8711c5019a44ea6b89436bad9fb02e95147b132df22760", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "773c23f571ae3883dc8711c5019a44ea6b89436bad9fb02e95147b132df22760", kill_on_drop: false }` [INFO] [stdout] 773c23f571ae3883dc8711c5019a44ea6b89436bad9fb02e95147b132df22760 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bfc3bf53a7044b0a6c4ea320d6f7c0e03714951866c86349a18ca201f9ce04d9 [INFO] running `Command { std: "docker" "start" "-a" "bfc3bf53a7044b0a6c4ea320d6f7c0e03714951866c86349a18ca201f9ce04d9", 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 9.75s [INFO] running `Command { std: "docker" "inspect" "bfc3bf53a7044b0a6c4ea320d6f7c0e03714951866c86349a18ca201f9ce04d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfc3bf53a7044b0a6c4ea320d6f7c0e03714951866c86349a18ca201f9ce04d9", kill_on_drop: false }` [INFO] [stdout] bfc3bf53a7044b0a6c4ea320d6f7c0e03714951866c86349a18ca201f9ce04d9 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8bf00011cba0065aa0bf706656cae05e579c12c90ba1e2199b303d723b339353 [INFO] running `Command { std: "docker" "start" "-a" "8bf00011cba0065aa0bf706656cae05e579c12c90ba1e2199b303d723b339353", kill_on_drop: false }` [INFO] [stderr] Compiling mockiato v0.9.6 (/opt/rustwide/workdir) [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/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] [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 `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 `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 `Greeter` is never used [INFO] [stdout] --> tests/trait_with_debug_bound_can_be_formatted.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | trait Greeter: 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 `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: 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: 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 [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) -> 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 `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 `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 `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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 4.22s [INFO] running `Command { std: "docker" "inspect" "8bf00011cba0065aa0bf706656cae05e579c12c90ba1e2199b303d723b339353", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bf00011cba0065aa0bf706656cae05e579c12c90ba1e2199b303d723b339353", kill_on_drop: false }` [INFO] [stdout] 8bf00011cba0065aa0bf706656cae05e579c12c90ba1e2199b303d723b339353