[INFO] cloning repository https://github.com/zaabjuda/test_tokio [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zaabjuda/test_tokio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzaabjuda%2Ftest_tokio", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzaabjuda%2Ftest_tokio'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 974f26422703b6b140e1c1cb14d1e9f98573bfb4 [INFO] checking zaabjuda/test_tokio against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzaabjuda%2Ftest_tokio" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zaabjuda/test_tokio on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zaabjuda/test_tokio [INFO] finished tweaking git repo https://github.com/zaabjuda/test_tokio [INFO] tweaked toml for git repo https://github.com/zaabjuda/test_tokio written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zaabjuda/test_tokio 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded log v0.3.7 [INFO] [stderr] Downloaded tokio-io v0.1.1 [INFO] [stderr] Downloaded net2 v0.2.27 [INFO] [stderr] Downloaded bytes v0.4.2 [INFO] [stderr] Downloaded mio v0.6.6 [INFO] [stderr] Downloaded tokio-core v0.1.6 [INFO] [stderr] Downloaded futures v0.1.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f2d5b2f6d6431423c75fce4f13eaa02d1396b1808d46c5cf3bb5c5ea2b3d3e9b [INFO] running `Command { std: "docker" "start" "-a" "f2d5b2f6d6431423c75fce4f13eaa02d1396b1808d46c5cf3bb5c5ea2b3d3e9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f2d5b2f6d6431423c75fce4f13eaa02d1396b1808d46c5cf3bb5c5ea2b3d3e9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2d5b2f6d6431423c75fce4f13eaa02d1396b1808d46c5cf3bb5c5ea2b3d3e9b", kill_on_drop: false }` [INFO] [stdout] f2d5b2f6d6431423c75fce4f13eaa02d1396b1808d46c5cf3bb5c5ea2b3d3e9b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 03db710ea6a366481ab7b92af62d5415f3a9b2acfbc90ea66a6b60236e927246 [INFO] running `Command { std: "docker" "start" "-a" "03db710ea6a366481ab7b92af62d5415f3a9b2acfbc90ea66a6b60236e927246", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.21 [INFO] [stderr] Checking futures v0.1.13 [INFO] [stderr] Checking log v0.3.7 [INFO] [stderr] Checking cfg-if v0.1.0 [INFO] [stderr] Checking byteorder v1.0.0 [INFO] [stderr] Checking lazycell v0.4.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking net2 v0.2.27 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking bytes v0.4.2 [INFO] [stderr] Checking mio v0.6.6 [INFO] [stderr] Checking tokio-io v0.1.1 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking tokio-core v0.1.6 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking tokio_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `BufMut` [INFO] [stdout] --> src/codec.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use bytes::{BytesMut, BufMut}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/service.rs:18:20 [INFO] [stdout] | [INFO] [stdout] 18 | fn call(&self, req: Self::Request) -> Self::Future { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufMut` [INFO] [stdout] --> src/codec.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use bytes::{BytesMut, BufMut}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/service.rs:18:20 [INFO] [stdout] | [INFO] [stdout] 18 | fn call(&self, req: Self::Request) -> Self::Future { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.64s [INFO] running `Command { std: "docker" "inspect" "03db710ea6a366481ab7b92af62d5415f3a9b2acfbc90ea66a6b60236e927246", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03db710ea6a366481ab7b92af62d5415f3a9b2acfbc90ea66a6b60236e927246", kill_on_drop: false }` [INFO] [stdout] 03db710ea6a366481ab7b92af62d5415f3a9b2acfbc90ea66a6b60236e927246 [INFO] checking zaabjuda/test_tokio against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzaabjuda%2Ftest_tokio" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zaabjuda/test_tokio on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zaabjuda/test_tokio [INFO] finished tweaking git repo https://github.com/zaabjuda/test_tokio [INFO] tweaked toml for git repo https://github.com/zaabjuda/test_tokio written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/zaabjuda/test_tokio 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b1836408b70bddcdc6309de7924752220c18afbfe51f01aec8ddf4f19393de5a [INFO] running `Command { std: "docker" "start" "-a" "b1836408b70bddcdc6309de7924752220c18afbfe51f01aec8ddf4f19393de5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1836408b70bddcdc6309de7924752220c18afbfe51f01aec8ddf4f19393de5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1836408b70bddcdc6309de7924752220c18afbfe51f01aec8ddf4f19393de5a", kill_on_drop: false }` [INFO] [stdout] b1836408b70bddcdc6309de7924752220c18afbfe51f01aec8ddf4f19393de5a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 856ce6c38af214978eb0753590c71cd5d0e6c24a61f85725f8b7225eec28780a [INFO] running `Command { std: "docker" "start" "-a" "856ce6c38af214978eb0753590c71cd5d0e6c24a61f85725f8b7225eec28780a", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.21 [INFO] [stderr] Checking byteorder v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.0 [INFO] [stderr] Checking futures v0.1.13 [INFO] [stderr] Checking log v0.3.7 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking lazycell v0.4.0 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking net2 v0.2.27 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking bytes v0.4.2 [INFO] [stderr] Checking mio v0.6.6 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking tokio-io v0.1.1 [INFO] [stderr] Checking tokio-core v0.1.6 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking tokio_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `BufMut` [INFO] [stdout] --> src/codec.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use bytes::{BytesMut, BufMut}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/service.rs:18:20 [INFO] [stdout] | [INFO] [stdout] 18 | fn call(&self, req: Self::Request) -> Self::Future { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufMut` [INFO] [stdout] --> src/codec.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use bytes::{BytesMut, BufMut}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/service.rs:18:20 [INFO] [stdout] | [INFO] [stdout] 18 | fn call(&self, req: Self::Request) -> Self::Future { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.67s [INFO] running `Command { std: "docker" "inspect" "856ce6c38af214978eb0753590c71cd5d0e6c24a61f85725f8b7225eec28780a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "856ce6c38af214978eb0753590c71cd5d0e6c24a61f85725f8b7225eec28780a", kill_on_drop: false }` [INFO] [stdout] 856ce6c38af214978eb0753590c71cd5d0e6c24a61f85725f8b7225eec28780a