[INFO] fetching crate fut_rwlock 0.1.0... [INFO] testing fut_rwlock-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1 [INFO] extracting crate fut_rwlock 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate fut_rwlock 0.1.0 [INFO] finished tweaking crates.io crate fut_rwlock 0.1.0 [INFO] tweaked toml for crates.io crate fut_rwlock 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fut_rwlock 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 66 packages to latest compatible versions [INFO] [stderr] Adding getrandom v0.2.17 (available: v0.4.2) [INFO] [stderr] Adding rand v0.8.5 (available: v0.10.0) [INFO] [stderr] Adding rand_chacha v0.3.1 (available: v0.10.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9a61011fc10534820ce6ab5b4fee0d3044e1207a52fbd7402398fb6ee4dbf476 [INFO] running `Command { std: "docker" "start" "-a" "9a61011fc10534820ce6ab5b4fee0d3044e1207a52fbd7402398fb6ee4dbf476", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a61011fc10534820ce6ab5b4fee0d3044e1207a52fbd7402398fb6ee4dbf476", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a61011fc10534820ce6ab5b4fee0d3044e1207a52fbd7402398fb6ee4dbf476", kill_on_drop: false }` [INFO] [stdout] 9a61011fc10534820ce6ab5b4fee0d3044e1207a52fbd7402398fb6ee4dbf476 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf0939d8b056541c8eaef80ab735b95ee1605a878debd8635bb0c50d9c520c76 [INFO] running `Command { std: "docker" "start" "-a" "bf0939d8b056541c8eaef80ab735b95ee1605a878debd8635bb0c50d9c520c76", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling unicode-ident v1.0.24 [INFO] [stderr] Compiling quote v1.0.45 [INFO] [stderr] Compiling futures-core v0.3.32 [INFO] [stderr] Compiling futures-sink v0.3.32 [INFO] [stderr] Compiling slab v0.4.12 [INFO] [stderr] Compiling futures-task v0.3.32 [INFO] [stderr] Compiling pin-project-lite v0.2.17 [INFO] [stderr] Compiling futures-io v0.3.32 [INFO] [stderr] Compiling memchr v2.8.0 [INFO] [stderr] Compiling futures-channel v0.3.32 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling futures-macro v0.3.32 [INFO] [stderr] Compiling futures-util v0.3.32 [INFO] [stderr] Compiling futures-executor v0.3.32 [INFO] [stderr] Compiling futures v0.3.32 [INFO] [stderr] Compiling fut_rwlock v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.13s [INFO] running `Command { std: "docker" "inspect" "bf0939d8b056541c8eaef80ab735b95ee1605a878debd8635bb0c50d9c520c76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf0939d8b056541c8eaef80ab735b95ee1605a878debd8635bb0c50d9c520c76", kill_on_drop: false }` [INFO] [stdout] bf0939d8b056541c8eaef80ab735b95ee1605a878debd8635bb0c50d9c520c76 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 42d67773beafa7563636c06afb654e8abf534f155445aaf4bd505148dedcbdea [INFO] running `Command { std: "docker" "start" "-a" "42d67773beafa7563636c06afb654e8abf534f155445aaf4bd505148dedcbdea", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.24 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.117 [INFO] [stderr] Compiling cfg-if v1.0.4 [INFO] [stderr] Compiling rustversion v1.0.22 [INFO] [stderr] Compiling bumpalo v3.20.2 [INFO] [stderr] Compiling libc v0.2.184 [INFO] [stderr] Compiling once_cell v1.21.4 [INFO] [stderr] Compiling zerocopy v0.8.48 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling zmij v1.0.21 [INFO] [stderr] Compiling libm v0.2.16 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling serde_json v1.0.149 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling quote v1.0.45 [INFO] [stderr] Compiling wasm-bindgen v0.2.117 [INFO] [stderr] Compiling tokio v1.51.1 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling itoa v1.0.18 [INFO] [stderr] Compiling nu-ansi-term v0.50.3 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling wasm-bindgen-test-shared v0.2.117 [INFO] [stderr] Compiling instant v0.1.13 [INFO] [stderr] Compiling getrandom v0.2.17 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling tokio-stream v0.1.18 [INFO] [stderr] Compiling tokio-test v0.4.5 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.117 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling futures-macro v0.3.32 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling async-trait v0.1.89 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.3.67 [INFO] [stderr] Compiling futures-util v0.3.32 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.117 [INFO] [stderr] Compiling js-sys v0.3.94 [INFO] [stderr] Compiling futures-executor v0.3.32 [INFO] [stderr] Compiling futures v0.3.32 [INFO] [stderr] Compiling fut_rwlock v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling wasm-bindgen-futures v0.4.67 [INFO] [stderr] Compiling web-sys v0.3.94 [INFO] [stderr] Compiling js-function-promisify v0.2.1 [INFO] [stderr] Compiling wasm-bindgen-test v0.3.67 [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 58.33s [INFO] running `Command { std: "docker" "inspect" "42d67773beafa7563636c06afb654e8abf534f155445aaf4bd505148dedcbdea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42d67773beafa7563636c06afb654e8abf534f155445aaf4bd505148dedcbdea", kill_on_drop: false }` [INFO] [stdout] 42d67773beafa7563636c06afb654e8abf534f155445aaf4bd505148dedcbdea [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 02784cae18b8e861a69c06beddaf47295469b1a1c643929c8deb147dd333abf1 [INFO] running `Command { std: "docker" "start" "-a" "02784cae18b8e861a69c06beddaf47295469b1a1c643929c8deb147dd333abf1", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fut_rwlock-ee15453e20c5becc) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::read_prevents_try_write_now_and_allows_try_read_now ... ok [INFO] [stdout] test tests::write_mutates_inner_value ... ok [INFO] [stdout] test tests::read_multiple ... ok [INFO] [stdout] test tests::write_prevents_try_write_now_and_try_read_now ... ok [INFO] [stdout] test tests::write_then_drop_then_read ... ok [INFO] [stdout] test tests::read_one ... ok [INFO] [stdout] test tests::write_awaits_reads ... ok [INFO] [stdout] test tests::reads_await_write ... ok [INFO] [stdout] test tests::write_order ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.21s [INFO] [stdout] [INFO] [stderr] Doc-tests fut_rwlock [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" "02784cae18b8e861a69c06beddaf47295469b1a1c643929c8deb147dd333abf1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02784cae18b8e861a69c06beddaf47295469b1a1c643929c8deb147dd333abf1", kill_on_drop: false }` [INFO] [stdout] 02784cae18b8e861a69c06beddaf47295469b1a1c643929c8deb147dd333abf1