[INFO] fetching crate romp 0.5.2... [INFO] checking romp-0.5.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate romp 0.5.2 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate romp 0.5.2 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate romp 0.5.2 [INFO] finished tweaking crates.io crate romp 0.5.2 [INFO] tweaked toml for crates.io crate romp 0.5.2 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate romp 0.5.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded arc-swap v0.4.4 [INFO] [stderr] Downloaded tokio-io v0.1.12 [INFO] [stderr] Downloaded log4rs v0.8.3 [INFO] [stderr] Downloaded linked-hash-map v0.5.2 [INFO] [stderr] Downloaded chashmap v2.2.2 [INFO] [stderr] Downloaded miniz_oxide v0.3.5 [INFO] [stderr] Downloaded base16 v0.2.1 [INFO] [stderr] Downloaded stable_deref_trait v1.1.1 [INFO] [stderr] Downloaded arc-swap v0.3.11 [INFO] [stderr] Downloaded flate2 v1.0.13 [INFO] [stderr] Downloaded serde_yaml v0.8.11 [INFO] [stderr] Downloaded log-mdc v0.1.0 [INFO] [stderr] Downloaded dtoa v0.4.4 [INFO] [stderr] Downloaded tokio-current-thread v0.1.6 [INFO] [stderr] Downloaded sha2 v0.8.1 [INFO] [stderr] Downloaded owning_ref v0.3.3 [INFO] [stderr] Downloaded serde-value v0.5.3 [INFO] [stderr] Downloaded tokio-timer v0.2.12 [INFO] [stderr] Downloaded serde_json v1.0.45 [INFO] [stderr] Downloaded sanename v0.1.1 [INFO] [stderr] Downloaded totems v0.2.7 [INFO] [stderr] Downloaded signal-hook v0.1.13 [INFO] [stderr] Downloaded tokio-threadpool v0.1.17 [INFO] [stderr] Downloaded unsafe-any v0.4.2 [INFO] [stderr] Downloaded tokio-tcp v0.1.3 [INFO] [stderr] Downloaded typemap v0.3.3 [INFO] [stderr] Downloaded tokio-fs v0.1.6 [INFO] [stderr] Downloaded tokio-codec v0.1.1 [INFO] [stderr] Downloaded tokio-udp v0.1.5 [INFO] [stderr] Downloaded tokio-uds v0.2.5 [INFO] [stderr] Downloaded lock_api v0.3.3 [INFO] [stderr] Downloaded toml v0.5.6 [INFO] [stderr] Downloaded yaml-rust v0.4.3 [INFO] [stderr] Downloaded tokio-reactor v0.1.11 [INFO] [stderr] Downloaded tokio-executor v0.1.9 [INFO] [stderr] Downloaded antidote v1.0.0 [INFO] [stderr] Downloaded tokio-signal v0.2.7 [INFO] [stderr] Downloaded parking_lot v0.4.8 [INFO] [stderr] Downloaded tokio-sync v0.1.7 [INFO] [stderr] Downloaded chrono v0.4.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71385ef423db024ae9853bbf70bda78399e5389b7cef9a8a0bdfbd8dd1eacb58 [INFO] running `Command { std: "docker" "start" "-a" "71385ef423db024ae9853bbf70bda78399e5389b7cef9a8a0bdfbd8dd1eacb58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71385ef423db024ae9853bbf70bda78399e5389b7cef9a8a0bdfbd8dd1eacb58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71385ef423db024ae9853bbf70bda78399e5389b7cef9a8a0bdfbd8dd1eacb58", kill_on_drop: false }` [INFO] [stdout] 71385ef423db024ae9853bbf70bda78399e5389b7cef9a8a0bdfbd8dd1eacb58 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64c3664ced7d3abed9a79ba0ee3412c53eb5cea2a4e8423164b07dfac1934d30 [INFO] running `Command { std: "docker" "start" "-a" "64c3664ced7d3abed9a79ba0ee3412c53eb5cea2a4e8423164b07dfac1934d30", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Checking linked-hash-map v0.5.2 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking sanename v0.1.1 [INFO] [stderr] Checking totems v0.2.7 [INFO] [stderr] Checking base16 v0.2.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Checking lock_api v0.3.3 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking serde_json v1.0.45 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking sha2 v0.8.1 [INFO] [stderr] Checking tokio-executor v0.1.9 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking signal-hook v0.1.13 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Checking tokio-timer v0.2.12 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking yaml-rust v0.4.3 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking flate2 v1.0.13 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking chashmap v2.2.2 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-reactor v0.1.11 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking num-integer v0.1.42 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking serde-value v0.5.3 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Checking tokio-threadpool v0.1.17 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking log4rs v0.8.3 [INFO] [stderr] Checking romp v0.5.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/session/reader.rs:183:13 [INFO] [stdout] | [INFO] [stdout] 183 | let mut message = self.parser.take_message(Ownership::Session); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/session/reader.rs:183:13 [INFO] [stdout] | [INFO] [stdout] 183 | let mut message = self.parser.take_message(Ownership::Session); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `session_id` [INFO] [stdout] --> src/session/reader.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | session_id: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::string::String::split_off` that must be used [INFO] [stdout] --> src/workflow/filter/echo.rs:41:29 [INFO] [stdout] | [INFO] [stdout] 41 | ... reply_destination.split_off(destination_name.len() - 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::string::String::split_off` that must be used [INFO] [stdout] --> src/workflow/filter/resend.rs:40:29 [INFO] [stdout] | [INFO] [stdout] 40 | ... reply_destination.split_off(destination_name.len() - 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `session_id` [INFO] [stdout] --> src/session/reader.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | session_id: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::string::String::split_off` that must be used [INFO] [stdout] --> src/workflow/filter/echo.rs:41:29 [INFO] [stdout] | [INFO] [stdout] 41 | ... reply_destination.split_off(destination_name.len() - 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::string::String::split_off` that must be used [INFO] [stdout] --> src/workflow/filter/resend.rs:40:29 [INFO] [stdout] | [INFO] [stdout] 40 | ... reply_destination.split_off(destination_name.len() - 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.67s [INFO] running `Command { std: "docker" "inspect" "64c3664ced7d3abed9a79ba0ee3412c53eb5cea2a4e8423164b07dfac1934d30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64c3664ced7d3abed9a79ba0ee3412c53eb5cea2a4e8423164b07dfac1934d30", kill_on_drop: false }` [INFO] [stdout] 64c3664ced7d3abed9a79ba0ee3412c53eb5cea2a4e8423164b07dfac1934d30