[INFO] cloning repository https://github.com/Licenser/loop-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Licenser/loop-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLicenser%2Floop-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLicenser%2Floop-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8546dfea32c6d9fbb7809e64197ab22ba2a4cac6 [INFO] testing Licenser/loop-test against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLicenser%2Floop-test" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Licenser/loop-test on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Licenser/loop-test [INFO] finished tweaking git repo https://github.com/Licenser/loop-test [INFO] tweaked toml for git repo https://github.com/Licenser/loop-test written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/Licenser/loop-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", 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] 392df6de50196988f4a6fee02f5184887a055562258d476ac7df88fdbb776945 [INFO] running `Command { std: "docker" "start" "-a" "392df6de50196988f4a6fee02f5184887a055562258d476ac7df88fdbb776945", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "392df6de50196988f4a6fee02f5184887a055562258d476ac7df88fdbb776945", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "392df6de50196988f4a6fee02f5184887a055562258d476ac7df88fdbb776945", kill_on_drop: false }` [INFO] [stdout] 392df6de50196988f4a6fee02f5184887a055562258d476ac7df88fdbb776945 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f5bd80c0e42ac9b667bd58550ef4407e79c1f184809f13ac520dfc00806fbeda [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" "f5bd80c0e42ac9b667bd58550ef4407e79c1f184809f13ac520dfc00806fbeda", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.34 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.64 [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling bumpalo v3.4.0 [INFO] [stderr] Compiling wasm-bindgen v0.2.64 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling waker-fn v1.0.0 [INFO] [stderr] Compiling parking v1.0.4 [INFO] [stderr] Compiling send_wrapper v0.4.0 [INFO] [stderr] Compiling fastrand v1.3.3 [INFO] [stderr] Compiling async-task v3.0.0 [INFO] [stderr] Compiling event-listener v2.2.0 [INFO] [stderr] Compiling concurrent-queue v1.1.1 [INFO] [stderr] Compiling async-channel v1.1.1 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling num_cpus v1.13.0 [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 wasm-bindgen-backend v0.2.64 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.64 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.64 [INFO] [stderr] Compiling pin-project v0.4.22 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling js-sys v0.3.41 [INFO] [stderr] Compiling web-sys v0.3.41 [INFO] [stderr] Compiling blocking v0.4.6 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling smol v0.1.18 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling gloo-timers v0.2.1 [INFO] [stderr] Compiling futures-timer v3.0.2 [INFO] [stderr] Compiling async-std v1.6.2 [INFO] [stderr] Compiling loop-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `send` [INFO] [stdout] --> src/main.rs:85:25 [INFO] [stdout] | [INFO] [stdout] 85 | pub(crate) async fn send(&self, msg: M) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `maybe_send` [INFO] [stdout] --> src/main.rs:89:19 [INFO] [stdout] | [INFO] [stdout] 89 | pub(crate) fn maybe_send(&self, msg: M) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | self.addr.send(msg).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:94:1 [INFO] [stdout] | [INFO] [stdout] 94 | / pin_project! { [INFO] [stdout] 95 | | /// A stream that merges two other streams into a single stream. [INFO] [stdout] 96 | | /// [INFO] [stdout] 97 | | /// This `struct` is created by the [`merge`] method on [`Stream`]. See its [INFO] [stdout] ... | [INFO] [stdout] 109 | | } [INFO] [stdout] 110 | | } [INFO] [stdout] | |_^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `$crate::__pin_project_internal` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:152:17 [INFO] [stdout] | [INFO] [stdout] 152 | r_tx.send(m).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:167:13 [INFO] [stdout] | [INFO] [stdout] 167 | / match m { [INFO] [stdout] 168 | | M::F(m) => off_tx.send(m).await, [INFO] [stdout] 169 | | M::R(m) => on_tx.send(m).await, [INFO] [stdout] 170 | | }; [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 55.33s [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f5bd80c0e42ac9b667bd58550ef4407e79c1f184809f13ac520dfc00806fbeda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5bd80c0e42ac9b667bd58550ef4407e79c1f184809f13ac520dfc00806fbeda", kill_on_drop: false }` [INFO] [stdout] f5bd80c0e42ac9b667bd58550ef4407e79c1f184809f13ac520dfc00806fbeda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90b8989a4c8b10611d259c0099886066b38d152539b7a928b427303b5a5d52fd [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" "90b8989a4c8b10611d259c0099886066b38d152539b7a928b427303b5a5d52fd", kill_on_drop: false }` [INFO] [stderr] Compiling loop-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `send` [INFO] [stdout] --> src/main.rs:85:25 [INFO] [stdout] | [INFO] [stdout] 85 | pub(crate) async fn send(&self, msg: M) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `maybe_send` [INFO] [stdout] --> src/main.rs:89:19 [INFO] [stdout] | [INFO] [stdout] 89 | pub(crate) fn maybe_send(&self, msg: M) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | self.addr.send(msg).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:94:1 [INFO] [stdout] | [INFO] [stdout] 94 | / pin_project! { [INFO] [stdout] 95 | | /// A stream that merges two other streams into a single stream. [INFO] [stdout] 96 | | /// [INFO] [stdout] 97 | | /// This `struct` is created by the [`merge`] method on [`Stream`]. See its [INFO] [stdout] ... | [INFO] [stdout] 109 | | } [INFO] [stdout] 110 | | } [INFO] [stdout] | |_^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `$crate::__pin_project_internal` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:152:17 [INFO] [stdout] | [INFO] [stdout] 152 | r_tx.send(m).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:167:13 [INFO] [stdout] | [INFO] [stdout] 167 | / match m { [INFO] [stdout] 168 | | M::F(m) => off_tx.send(m).await, [INFO] [stdout] 169 | | M::R(m) => on_tx.send(m).await, [INFO] [stdout] 170 | | }; [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `Command { std: "docker" "inspect" "90b8989a4c8b10611d259c0099886066b38d152539b7a928b427303b5a5d52fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90b8989a4c8b10611d259c0099886066b38d152539b7a928b427303b5a5d52fd", kill_on_drop: false }` [INFO] [stdout] 90b8989a4c8b10611d259c0099886066b38d152539b7a928b427303b5a5d52fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4fc7cd902b756e84c14fdd87d25b54d3a5184f83dfa96cb93492a10caf73b24b [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" "4fc7cd902b756e84c14fdd87d25b54d3a5184f83dfa96cb93492a10caf73b24b", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `send` [INFO] [stderr] --> src/main.rs:85:25 [INFO] [stderr] | [INFO] [stderr] 85 | pub(crate) async fn send(&self, msg: M) { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `maybe_send` [INFO] [stderr] --> src/main.rs:89:19 [INFO] [stderr] | [INFO] [stderr] 89 | pub(crate) fn maybe_send(&self, msg: M) -> bool { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | self.addr.send(msg).await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:94:1 [INFO] [stderr] | [INFO] [stderr] 94 | / pin_project! { [INFO] [stderr] 95 | | /// A stream that merges two other streams into a single stream. [INFO] [stderr] 96 | | /// [INFO] [stderr] 97 | | /// This `struct` is created by the [`merge`] method on [`Stream`]. See its [INFO] [stderr] ... | [INFO] [stderr] 109 | | } [INFO] [stderr] 110 | | } [INFO] [stderr] | |_^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `$crate::__pin_project_internal` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:152:17 [INFO] [stderr] | [INFO] [stderr] 152 | r_tx.send(m).await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:167:13 [INFO] [stderr] | [INFO] [stderr] 167 | / match m { [INFO] [stderr] 168 | | M::F(m) => off_tx.send(m).await, [INFO] [stderr] 169 | | M::R(m) => on_tx.send(m).await, [INFO] [stderr] 170 | | }; [INFO] [stderr] | |______________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `loop-test` (bin "loop-test" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.25s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/loop_test-a5bc073349a5eb0a) [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" "4fc7cd902b756e84c14fdd87d25b54d3a5184f83dfa96cb93492a10caf73b24b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fc7cd902b756e84c14fdd87d25b54d3a5184f83dfa96cb93492a10caf73b24b", kill_on_drop: false }` [INFO] [stdout] 4fc7cd902b756e84c14fdd87d25b54d3a5184f83dfa96cb93492a10caf73b24b