[INFO] fetching crate frappe 0.4.7... [INFO] testing frappe-0.4.7 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate frappe 0.4.7 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate frappe 0.4.7 [INFO] finished tweaking crates.io crate frappe 0.4.7 [INFO] tweaked toml for crates.io crate frappe 0.4.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate frappe 0.4.7 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate frappe 0.4.7 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f49228f3a5e499f742a844f2e245232e2945af729ad2284970f2d16d2f6ba9cb [INFO] running `Command { std: "docker" "start" "-a" "f49228f3a5e499f742a844f2e245232e2945af729ad2284970f2d16d2f6ba9cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f49228f3a5e499f742a844f2e245232e2945af729ad2284970f2d16d2f6ba9cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f49228f3a5e499f742a844f2e245232e2945af729ad2284970f2d16d2f6ba9cb", kill_on_drop: false }` [INFO] [stdout] f49228f3a5e499f742a844f2e245232e2945af729ad2284970f2d16d2f6ba9cb [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5e0c79d2b545bcd3c448599b37d3a0cad8c1cf480055589d4d5981499b6741c2 [INFO] running `Command { std: "docker" "start" "-a" "5e0c79d2b545bcd3c448599b37d3a0cad8c1cf480055589d4d5981499b6741c2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling maybe-owned v0.3.4 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling owning_ref v0.4.1 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling frappe v0.4.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/stream.rs:138:12 [INFO] [stdout] | [INFO] [stdout] 138 | Erased(Arc), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Source` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 138 - Erased(Arc), [INFO] [stdout] 138 + Erased(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.91s [INFO] running `Command { std: "docker" "inspect" "5e0c79d2b545bcd3c448599b37d3a0cad8c1cf480055589d4d5981499b6741c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e0c79d2b545bcd3c448599b37d3a0cad8c1cf480055589d4d5981499b6741c2", kill_on_drop: false }` [INFO] [stdout] 5e0c79d2b545bcd3c448599b37d3a0cad8c1cf480055589d4d5981499b6741c2 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 837a1b1bcaaf38f31c721ca6a370d1d2a1cdf8410fe74a11727ad3087aa089ad [INFO] running `Command { std: "docker" "start" "-a" "837a1b1bcaaf38f31c721ca6a370d1d2a1cdf8410fe74a11727ad3087aa089ad", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling proc-macro-nested v0.1.5 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling bencher v0.1.5 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/stream.rs:138:12 [INFO] [stdout] | [INFO] [stdout] 138 | Erased(Arc), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Source` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 138 - Erased(Arc), [INFO] [stdout] 138 + Erased(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling pin-project-internal v0.4.20 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling pin-project v0.4.20 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling frappe v0.4.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/stream.rs:138:12 [INFO] [stdout] | [INFO] [stdout] 138 | Erased(Arc), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Source` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 138 - Erased(Arc), [INFO] [stdout] 138 + Erased(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 14.20s [INFO] running `Command { std: "docker" "inspect" "837a1b1bcaaf38f31c721ca6a370d1d2a1cdf8410fe74a11727ad3087aa089ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "837a1b1bcaaf38f31c721ca6a370d1d2a1cdf8410fe74a11727ad3087aa089ad", kill_on_drop: false }` [INFO] [stdout] 837a1b1bcaaf38f31c721ca6a370d1d2a1cdf8410fe74a11727ad3087aa089ad [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b45d0a43c90343cb0b2279238e1738d5e877675f5d87fcdeb238aed8a97ec876 [INFO] running `Command { std: "docker" "start" "-a" "b45d0a43c90343cb0b2279238e1738d5e877675f5d87fcdeb238aed8a97ec876", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/stream.rs:138:12 [INFO] [stderr] | [INFO] [stderr] 138 | Erased(Arc), [INFO] [stderr] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Source` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 138 - Erased(Arc), [INFO] [stderr] 138 + Erased(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `frappe` (lib) generated 1 warning [INFO] [stderr] warning: `frappe` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/frappe-2c513bcda14c9c55) [INFO] [stdout] [INFO] [stdout] running 27 tests [INFO] [stdout] test futures::tests::reload ... ok [INFO] [stdout] test lift::tests::signal_lift1 ... ok [INFO] [stdout] test lift::tests::signal_lift2_expr ... ok [INFO] [stdout] test lift::tests::signal_lift_pattern ... ok [INFO] [stdout] test signal::tests::signal_constant ... ok [INFO] [stdout] test signal::tests::signal_default ... ok [INFO] [stdout] test signal::tests::signal_display ... ok [INFO] [stdout] test futures::tests::basic ... ok [INFO] [stdout] test signal::tests::signal_dynamic ... ok [INFO] [stdout] test signal::tests::signal_channel ... ok [INFO] [stdout] test lift::tests::signal_lift2_closure ... ok [INFO] [stdout] test signal::tests::signal_fold ... ok [INFO] [stdout] test stream::tests::stream_basic ... ok [INFO] [stdout] test stream::tests::stream_default ... ok [INFO] [stdout] test stream::tests::stream_combine ... ok [INFO] [stdout] test stream::tests::stream_element_at ... ok [INFO] [stdout] test stream::tests::stream_observe_strong ... ok [INFO] [stdout] test stream::tests::stream_elements_between ... ok [INFO] [stdout] test stream::tests::stream_scan ... ok [INFO] [stdout] test stream::tests::stream_scan_n ... ok [INFO] [stdout] test stream::tests::stream_send_ref ... ok [INFO] [stdout] test signal::tests::signal_from ... ok [INFO] [stdout] test stream::tests::stream_zip ... ok [INFO] [stdout] test stream::tests::stream_switch ... ok [INFO] [stdout] test futures::tests::invalid_poll - should panic ... ok [INFO] [stdout] test stream::tests::stream_await ... ok [INFO] [stdout] test stream::tests::stream_send_parallel ... ok [INFO] [stderr] Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-668cdafdbbc6be54) [INFO] [stdout] [INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test map_n ... ok [INFO] [stdout] test deletion ... ok [INFO] [stdout] test filter_extra ... ok [INFO] [stdout] test merge_with ... ok [INFO] [stdout] test cloning ... ok [INFO] [stdout] test reentrant ... ok [INFO] [stdout] test signal_chain ... ok [INFO] [stdout] test signal_cyclic ... ok [INFO] [stdout] test signal_switch ... ok [INFO] [stdout] test stream_collect ... ok [INFO] [stdout] test stream_operations ... ok [INFO] [stdout] test stream_send_order ... ok [INFO] [stdout] test signal_threading ... ok [INFO] [stdout] test stream_threading ... ok [INFO] [stdout] test merge_with_either ... ok [INFO] [stderr] Doc-tests frappe [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/signal.rs - signal (line 12) ... ok [INFO] [stdout] test src/stream.rs - stream (line 21) ... ok [INFO] [stdout] test src/lift.rs - lift::signal_lift (line 10) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b45d0a43c90343cb0b2279238e1738d5e877675f5d87fcdeb238aed8a97ec876", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b45d0a43c90343cb0b2279238e1738d5e877675f5d87fcdeb238aed8a97ec876", kill_on_drop: false }` [INFO] [stdout] b45d0a43c90343cb0b2279238e1738d5e877675f5d87fcdeb238aed8a97ec876