[INFO] fetching crate tokio-proto 0.1.1... [INFO] checking tokio-proto-0.1.1 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] extracting crate tokio-proto 0.1.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate tokio-proto 0.1.1 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-proto 0.1.1 [INFO] finished tweaking crates.io crate tokio-proto 0.1.1 [INFO] tweaked toml for crates.io crate tokio-proto 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 78 packages to latest compatible versions [INFO] [stderr] Adding aho-corasick v0.5.3 (available: v1.1.3) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding bytes v0.4.12 (available: v1.7.2) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (available: v0.1.0) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (available: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (available: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (available: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (available: v0.8.20) [INFO] [stderr] Adding env_logger v0.3.5 (available: v0.11.5) [INFO] [stderr] Adding futures v0.1.31 (available: v0.3.30) [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding lazycell v0.4.0 (available: v1.3.0) [INFO] [stderr] Adding lock_api v0.3.4 (available: v0.4.12) [INFO] [stderr] Adding log v0.3.9 (available: v0.4.22) [INFO] [stderr] Adding memchr v0.1.11 (available: v2.7.4) [INFO] [stderr] Adding memoffset v0.5.6 (available: v0.9.1) [INFO] [stderr] Adding mio v0.6.23 (available: v1.0.2) [INFO] [stderr] Adding miow v0.2.2 (available: v0.6.0) [INFO] [stderr] Adding parking_lot v0.9.0 (available: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.6.3 (available: v0.9.10) [INFO] [stderr] Adding rand v0.3.23 (available: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (available: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (available: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (available: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (available: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.1.57 (available: v0.5.6) [INFO] [stderr] Adding regex v0.1.80 (available: v1.10.6) [INFO] [stderr] Adding regex-syntax v0.3.9 (available: v0.8.4) [INFO] [stderr] Adding rustc_version v0.2.3 (available: v0.4.1) [INFO] [stderr] Adding scoped-tls v0.1.2 (available: v1.0.1) [INFO] [stderr] Adding semver v0.9.0 (available: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (available: v0.10.2) [INFO] [stderr] Adding slab v0.3.0 (available: v0.4.9) [INFO] [stderr] Adding smallvec v0.2.1 (available: v1.13.2) [INFO] [stderr] Adding smallvec v0.6.14 (available: v1.13.2) [INFO] [stderr] Adding thread-id v2.0.0 (available: v4.2.2) [INFO] [stderr] Adding thread_local v0.2.7 (available: v1.1.8) [INFO] [stderr] Adding tokio v0.1.22 (available: v1.40.0) [INFO] [stderr] Adding utf8-ranges v0.1.3 (available: v1.0.5) [INFO] [stderr] Adding winapi v0.2.8 (available: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lazycell v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8be08d4298771f0699b1c9fe523e82d13996fff2c6b1eb29254b240097f58ce0 [INFO] running `Command { std: "docker" "start" "-a" "8be08d4298771f0699b1c9fe523e82d13996fff2c6b1eb29254b240097f58ce0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8be08d4298771f0699b1c9fe523e82d13996fff2c6b1eb29254b240097f58ce0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8be08d4298771f0699b1c9fe523e82d13996fff2c6b1eb29254b240097f58ce0", kill_on_drop: false }` [INFO] [stdout] 8be08d4298771f0699b1c9fe523e82d13996fff2c6b1eb29254b240097f58ce0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab57c35ca4f48552becd1003db0101aa1101bedc496783deacf09132d0ef257c [INFO] running `Command { std: "docker" "start" "-a" "ab57c35ca4f48552becd1003db0101aa1101bedc496783deacf09132d0ef257c", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking lazycell v0.4.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking tokio-proto v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/streaming/multiplex/mod.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | drop(request_id); [INFO] [stdout] | ^^^^^----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u64` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 175 | #![deny(warnings, missing_docs, missing_debug_implementations)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(dropping_copy_types)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 50 - drop(request_id); [INFO] [stdout] 50 + let _ = request_id; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/streaming/multiplex/mod.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | drop(id); [INFO] [stdout] | ^^^^^--^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u64` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 57 - drop(id); [INFO] [stdout] 57 + let _ = id; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/streaming/multiplex/mod.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | drop(id); [INFO] [stdout] | ^^^^^--^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u64` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 64 - drop(id); [INFO] [stdout] 64 + let _ = id; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/streaming/multiplex/mod.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | drop(body); [INFO] [stdout] | ^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&ReadBody` [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(dropping_references)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 65 - drop(body); [INFO] [stdout] 65 + let _ = body; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-proto` (lib test) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/streaming/multiplex/mod.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | drop(request_id); [INFO] [stdout] | ^^^^^----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u64` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 175 | #![deny(warnings, missing_docs, missing_debug_implementations)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(dropping_copy_types)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 50 - drop(request_id); [INFO] [stdout] 50 + let _ = request_id; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/streaming/multiplex/mod.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | drop(id); [INFO] [stdout] | ^^^^^--^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u64` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 57 - drop(id); [INFO] [stdout] 57 + let _ = id; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/streaming/multiplex/mod.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | drop(id); [INFO] [stdout] | ^^^^^--^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u64` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 64 - drop(id); [INFO] [stdout] 64 + let _ = id; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/streaming/multiplex/mod.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | drop(body); [INFO] [stdout] | ^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&ReadBody` [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(dropping_references)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 65 - drop(body); [INFO] [stdout] 65 + let _ = body; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-proto` (lib) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "ab57c35ca4f48552becd1003db0101aa1101bedc496783deacf09132d0ef257c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab57c35ca4f48552becd1003db0101aa1101bedc496783deacf09132d0ef257c", kill_on_drop: false }` [INFO] [stdout] ab57c35ca4f48552becd1003db0101aa1101bedc496783deacf09132d0ef257c