[INFO] fetching crate rx 0.0.1... [INFO] testing rx-0.0.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate rx 0.0.1 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate rx 0.0.1 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rx 0.0.1 [INFO] finished tweaking crates.io crate rx 0.0.1 [INFO] tweaked toml for crates.io crate rx 0.0.1 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b0b09d48b477267d6d53fff524569621767dab760366c2b1d41edeefb919dd2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9b0b09d48b477267d6d53fff524569621767dab760366c2b1d41edeefb919dd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b0b09d48b477267d6d53fff524569621767dab760366c2b1d41edeefb919dd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b0b09d48b477267d6d53fff524569621767dab760366c2b1d41edeefb919dd2", kill_on_drop: false }` [INFO] [stdout] 9b0b09d48b477267d6d53fff524569621767dab760366c2b1d41edeefb919dd2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 31da821b15e944606be2095cfdfbc98a0b31881bcd187fbfb51dc55148151d0d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "31da821b15e944606be2095cfdfbc98a0b31881bcd187fbfb51dc55148151d0d", kill_on_drop: false }` [INFO] [stderr] Compiling rx v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/subject.rs:17:24 [INFO] [stdout] | [INFO] [stdout] 17 | observers: Vec>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxedObserver` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "31da821b15e944606be2095cfdfbc98a0b31881bcd187fbfb51dc55148151d0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31da821b15e944606be2095cfdfbc98a0b31881bcd187fbfb51dc55148151d0d", kill_on_drop: false }` [INFO] [stdout] 31da821b15e944606be2095cfdfbc98a0b31881bcd187fbfb51dc55148151d0d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 745c2f2d8462006acd2c7e030d939a77759761ab8c271843f763dc16b6f025fb [INFO] running `Command { std: "docker" "start" "-a" "745c2f2d8462006acd2c7e030d939a77759761ab8c271843f763dc16b6f025fb", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/subject.rs:17:24 [INFO] [stdout] | [INFO] [stdout] 17 | observers: Vec>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxedObserver` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rx v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/subject.rs:17:24 [INFO] [stdout] | [INFO] [stdout] 17 | observers: Vec>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxedObserver` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.74s [INFO] running `Command { std: "docker" "inspect" "745c2f2d8462006acd2c7e030d939a77759761ab8c271843f763dc16b6f025fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "745c2f2d8462006acd2c7e030d939a77759761ab8c271843f763dc16b6f025fb", kill_on_drop: false }` [INFO] [stdout] 745c2f2d8462006acd2c7e030d939a77759761ab8c271843f763dc16b6f025fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 30f59772eaf818ca69a5082028378a0a70ccbbf5f837f9fe348250a823524e8c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "30f59772eaf818ca69a5082028378a0a70ccbbf5f837f9fe348250a823524e8c", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/subject.rs:17:24 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 17 | observers: Vec>>, [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxedObserver` [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] running 1 test [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] test error ... ok [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: 1 warning emitted [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] running 5 tests [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] test subscribe_next_slice ... ok [INFO] [stderr] --> src/subject.rs:17:24 [INFO] [stdout] test subscribe_option_slice ... ok [INFO] [stderr] | [INFO] [stdout] test subscribe_result_slice ... ok [INFO] [stderr] 17 | observers: Vec>>, [INFO] [stdout] test subscribe_completed_slice ... ok [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxedObserver` [INFO] [stdout] test subscribe_error_slice ... ok [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] running 1 test [INFO] [stderr] warning: 1 warning emitted [INFO] [stdout] test map ... ok [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rx-28601da005c90b30) [INFO] [stdout] [INFO] [stderr] Running tests/generate.rs (/opt/rustwide/target/debug/deps/generate-d8405429ee250b15) [INFO] [stderr] Running tests/slice.rs (/opt/rustwide/target/debug/deps/slice-d7bbce9f47f2a67d) [INFO] [stderr] Running tests/transform.rs (/opt/rustwide/target/debug/deps/transform-6fdf51f05340b00f) [INFO] [stderr] Doc-tests rx [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "30f59772eaf818ca69a5082028378a0a70ccbbf5f837f9fe348250a823524e8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30f59772eaf818ca69a5082028378a0a70ccbbf5f837f9fe348250a823524e8c", kill_on_drop: false }` [INFO] [stdout] 30f59772eaf818ca69a5082028378a0a70ccbbf5f837f9fe348250a823524e8c