[INFO] fetching crate dart 0.1.1... [INFO] testing dart-0.1.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate dart 0.1.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate dart 0.1.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dart 0.1.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate dart 0.1.1 [INFO] tweaked toml for crates.io crate dart 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate dart 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro-hack-impl v0.4.2 [INFO] [stderr] Downloaded proc-macro-hack v0.4.2 [INFO] [stderr] Downloaded dart-sys v2.0.1 [INFO] [stderr] Downloaded mashup-impl v0.1.9 [INFO] [stderr] Downloaded mashup v0.1.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2c167d96e8ce5829b2997d0f1a7ffb14a5d119d1985e0a8fa9525c2bf9e4d4fb [INFO] running `Command { std: "docker" "start" "-a" "2c167d96e8ce5829b2997d0f1a7ffb14a5d119d1985e0a8fa9525c2bf9e4d4fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c167d96e8ce5829b2997d0f1a7ffb14a5d119d1985e0a8fa9525c2bf9e4d4fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c167d96e8ce5829b2997d0f1a7ffb14a5d119d1985e0a8fa9525c2bf9e4d4fb", kill_on_drop: false }` [INFO] [stdout] 2c167d96e8ce5829b2997d0f1a7ffb14a5d119d1985e0a8fa9525c2bf9e4d4fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9dda2a7da092059737d7a04d87a0395288f8a59c2e0ad1efb94ca75b5e901bb4 [INFO] running `Command { std: "docker" "start" "-a" "9dda2a7da092059737d7a04d87a0395288f8a59c2e0ad1efb94ca75b5e901bb4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling proc-macro-hack-impl v0.4.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling dart-sys v2.0.1 [INFO] [stderr] Compiling proc-macro-hack v0.4.2 [INFO] [stderr] Compiling mashup-impl v0.1.9 [INFO] [stderr] Compiling mashup v0.1.9 [INFO] [stderr] Compiling dart v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/dart_types/list.rs:288:21 [INFO] [stdout] | [INFO] [stdout] 288 | std::mem::replace(self, Item::PossiblyModified(x)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.26s [INFO] running `Command { std: "docker" "inspect" "9dda2a7da092059737d7a04d87a0395288f8a59c2e0ad1efb94ca75b5e901bb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9dda2a7da092059737d7a04d87a0395288f8a59c2e0ad1efb94ca75b5e901bb4", kill_on_drop: false }` [INFO] [stdout] 9dda2a7da092059737d7a04d87a0395288f8a59c2e0ad1efb94ca75b5e901bb4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e95c3682d9e4b2f48996cfe76ae0c39f7476b6cdb972353a74773b6c272f47bd [INFO] running `Command { std: "docker" "start" "-a" "e95c3682d9e4b2f48996cfe76ae0c39f7476b6cdb972353a74773b6c272f47bd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/dart_types/list.rs:288:21 [INFO] [stdout] | [INFO] [stdout] 288 | std::mem::replace(self, Item::PossiblyModified(x)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling dart v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error: proc-macro derive panicked [INFO] [stdout] --> examples/sync_and_async.rs:53:1 [INFO] [stdout] | [INFO] [stdout] 53 | create_init_function!(exports_example, [exports]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: message: assertion failed: source.starts_with(prefix) [INFO] [stdout] = note: this error originates in the macro `mashup_macro` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: proc-macro derive panicked [INFO] [stdout] --> examples/async.rs:34:1 [INFO] [stdout] | [INFO] [stdout] 34 | create_init_function!(async_example, [async_exports]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: message: assertion failed: source.starts_with(prefix) [INFO] [stdout] = note: this error originates in the macro `mashup_macro` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: proc-macro derive panicked [INFO] [stdout] --> examples/sync_and_async.rs:52:1 [INFO] [stdout] | [INFO] [stdout] 52 | export_dart_functions!(exports: ["randomArrayServicePort" -> random_array as async], ["systemSRand" -> system_s_rand]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: message: assertion failed: source.starts_with(prefix) [INFO] [stdout] = note: this error originates in the macro `mashup_macro` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: proc-macro derive panicked [INFO] [stdout] --> examples/async.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | export_dart_functions!(async_exports: ["randomArrayServicePort" -> random_array as async]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: message: assertion failed: source.starts_with(prefix) [INFO] [stdout] = note: this error originates in the macro `mashup_macro` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: proc-macro derive panicked [INFO] [stdout] --> examples/sync.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | create_init_function!(sync_example, [sync_exports]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: message: assertion failed: source.starts_with(prefix) [INFO] [stdout] = note: this error originates in the macro `mashup_macro` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: proc-macro derive panicked [INFO] [stdout] --> examples/sync.rs:36:1 [INFO] [stdout] | [INFO] [stdout] 36 | export_dart_functions!(sync_exports: ["systemRand" -> system_rand], ["systemSRand" -> system_s_rand]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: message: assertion failed: source.starts_with(prefix) [INFO] [stdout] = note: this error originates in the macro `mashup_macro` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find macro `dart_rs_init_name` in this scope [INFO] [stdout] --> examples/sync_and_async.rs:53:1 [INFO] [stdout] | [INFO] [stdout] 53 | create_init_function!(exports_example, [exports]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `create_init_function` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find macro `system_s_rand` in this scope [INFO] [stdout] --> examples/sync_and_async.rs:52:104 [INFO] [stdout] | [INFO] [stdout] 52 | export_dart_functions!(exports: ["randomArrayServicePort" -> random_array as async], ["systemSRand" -> system_s_rand]); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find macro `random_array` in this scope [INFO] [stdout] --> examples/sync_and_async.rs:52:62 [INFO] [stdout] | [INFO] [stdout] 52 | export_dart_functions!(exports: ["randomArrayServicePort" -> random_array as async], ["systemSRand" -> system_s_rand]); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find macro `dart_rs_init_name` in this scope [INFO] [stdout] --> examples/sync.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | create_init_function!(sync_example, [sync_exports]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `create_init_function` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find macro `system_s_rand` in this scope [INFO] [stdout] --> examples/sync.rs:36:87 [INFO] [stdout] | [INFO] [stdout] 36 | export_dart_functions!(sync_exports: ["systemRand" -> system_rand], ["systemSRand" -> system_s_rand]); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find macro `system_rand` in this scope [INFO] [stdout] --> examples/sync.rs:36:55 [INFO] [stdout] | [INFO] [stdout] 36 | export_dart_functions!(sync_exports: ["systemRand" -> system_rand], ["systemSRand" -> system_s_rand]); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find macro `dart_rs_init_name` in this scope [INFO] [stdout] --> examples/async.rs:34:1 [INFO] [stdout] | [INFO] [stdout] 34 | create_init_function!(async_example, [async_exports]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `create_init_function` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find macro `random_array` in this scope [INFO] [stdout] --> examples/async.rs:33:68 [INFO] [stdout] | [INFO] [stdout] 33 | export_dart_functions!(async_exports: ["randomArrayServicePort" -> random_array as async]); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dart` [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/dart_types/list.rs:288:21 [INFO] [stdout] | [INFO] [stdout] 288 | std::mem::replace(self, Item::PossiblyModified(x)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "e95c3682d9e4b2f48996cfe76ae0c39f7476b6cdb972353a74773b6c272f47bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e95c3682d9e4b2f48996cfe76ae0c39f7476b6cdb972353a74773b6c272f47bd", kill_on_drop: false }` [INFO] [stdout] e95c3682d9e4b2f48996cfe76ae0c39f7476b6cdb972353a74773b6c272f47bd