[INFO] fetching crate streamline 0.0.7... [INFO] testing streamline-0.0.7 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate streamline 0.0.7 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate streamline 0.0.7 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate streamline 0.0.7 [INFO] finished tweaking crates.io crate streamline 0.0.7 [INFO] tweaked toml for crates.io crate streamline 0.0.7 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95a7354b064e20f686a33f36074bb57e88c5219c3ffa419dc5f48da7517102c6 [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" "95a7354b064e20f686a33f36074bb57e88c5219c3ffa419dc5f48da7517102c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95a7354b064e20f686a33f36074bb57e88c5219c3ffa419dc5f48da7517102c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95a7354b064e20f686a33f36074bb57e88c5219c3ffa419dc5f48da7517102c6", kill_on_drop: false }` [INFO] [stdout] 95a7354b064e20f686a33f36074bb57e88c5219c3ffa419dc5f48da7517102c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71286f3a4d88991b6e8f8842b5adbb316f80b6ec5fbc06c8b4ebc2014e31cc8b [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" "71286f3a4d88991b6e8f8842b5adbb316f80b6ec5fbc06c8b4ebc2014e31cc8b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-channel v0.3.16 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-task v0.3.16 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Compiling futures-executor v0.3.16 [INFO] [stderr] Compiling futures v0.3.16 [INFO] [stderr] Compiling streamline v0.0.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/streamline.rs:77:33 [INFO] [stdout] | [INFO] [stdout] 77 | / ... std::mem::replace( [INFO] [stdout] 78 | | ... &mut state_machine.cancellation_handle, [INFO] [stdout] 79 | | ... Some(reciever), [INFO] [stdout] 80 | | ... ); [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 36.87s [INFO] running `Command { std: "docker" "inspect" "71286f3a4d88991b6e8f8842b5adbb316f80b6ec5fbc06c8b4ebc2014e31cc8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71286f3a4d88991b6e8f8842b5adbb316f80b6ec5fbc06c8b4ebc2014e31cc8b", kill_on_drop: false }` [INFO] [stdout] 71286f3a4d88991b6e8f8842b5adbb316f80b6ec5fbc06c8b4ebc2014e31cc8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 22055a88231eb437b4c16e82f7422b7cdece643dcb2328082994f0f6c46f3394 [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" "22055a88231eb437b4c16e82f7422b7cdece643dcb2328082994f0f6c46f3394", kill_on_drop: false }` [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling tokio v0.2.25 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/streamline.rs:77:33 [INFO] [stdout] | [INFO] [stdout] 77 | / ... std::mem::replace( [INFO] [stdout] 78 | | ... &mut state_machine.cancellation_handle, [INFO] [stdout] 79 | | ... Some(reciever), [INFO] [stdout] 80 | | ... ); [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 streamline v0.0.7 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.08s [INFO] running `Command { std: "docker" "inspect" "22055a88231eb437b4c16e82f7422b7cdece643dcb2328082994f0f6c46f3394", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22055a88231eb437b4c16e82f7422b7cdece643dcb2328082994f0f6c46f3394", kill_on_drop: false }` [INFO] [stdout] 22055a88231eb437b4c16e82f7422b7cdece643dcb2328082994f0f6c46f3394 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", 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] 327bb2ca8b18b1ec1e05fa50bbf2ee7fb3b9399ed15947014719b18cac91f2ce [INFO] running `Command { std: "docker" "start" "-a" "327bb2ca8b18b1ec1e05fa50bbf2ee7fb3b9399ed15947014719b18cac91f2ce", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/streamline.rs:77:33 [INFO] [stderr] | [INFO] [stderr] 77 | / ... std::mem::replace( [INFO] [stderr] 78 | | ... &mut state_machine.cancellation_handle, [INFO] [stderr] 79 | | ... Some(reciever), [INFO] [stderr] 80 | | ... ); [INFO] [stderr] | |________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: `streamline` (lib) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running tests/cancel.rs (/opt/rustwide/target/debug/deps/cancel-dc58b8b5ab29ed4c) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/context.rs (/opt/rustwide/target/debug/deps/context-469336e1ce4f0222) [INFO] [stdout] test cancels ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/down.rs (/opt/rustwide/target/debug/deps/down-3ce8b402c7723323) [INFO] [stdout] test handles_context ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test completes_down ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/up.rs (/opt/rustwide/target/debug/deps/up-e4c0cb7db094e860) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test completes_up ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "327bb2ca8b18b1ec1e05fa50bbf2ee7fb3b9399ed15947014719b18cac91f2ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "327bb2ca8b18b1ec1e05fa50bbf2ee7fb3b9399ed15947014719b18cac91f2ce", kill_on_drop: false }` [INFO] [stdout] 327bb2ca8b18b1ec1e05fa50bbf2ee7fb3b9399ed15947014719b18cac91f2ce