[INFO] crate middleman 0.3.1 is already in cache [INFO] checking middleman-0.3.1 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] extracting crate middleman 0.3.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate middleman 0.3.1 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate middleman 0.3.1 [INFO] finished tweaking crates.io crate middleman 0.3.1 [INFO] tweaked toml for crates.io crate middleman 0.3.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0f1d140af40b0e219f8d1a725e0651e1dccdcbe2b9eb3b3e1996a90c8b646f45 [INFO] running `"docker" "start" "-a" "0f1d140af40b0e219f8d1a725e0651e1dccdcbe2b9eb3b3e1996a90c8b646f45"` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking middleman v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/structs.rs:313:18 [INFO] [stderr] | [INFO] [stderr] 313 | let mut vec = self.buf.drain(0..buf_end) [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/structs.rs:313:18 [INFO] [stderr] | [INFO] [stderr] 313 | let mut vec = self.buf.drain(0..buf_end) [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tests.rs:532:41 [INFO] [stderr] | [INFO] [stderr] 532 | ... let mut stream = streams.get_mut(&token).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used [INFO] [stderr] --> src/tests.rs:226:28 [INFO] [stderr] | [INFO] [stderr] 226 | TOK_A => { a.recv_all_map(&mut work); }, [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 `std::result::Result` in tuple element 1 that must be used [INFO] [stderr] --> src/tests.rs:227:28 [INFO] [stderr] | [INFO] [stderr] 227 | TOK_B => { b.recv_all_map(&mut work); }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used [INFO] [stderr] --> src/tests.rs:344:13 [INFO] [stderr] | [INFO] [stderr] 344 | / a.recv_all_map::<_, Complex>(|_mm, msg| { [INFO] [stderr] 345 | | assert_eq!(&msg, &struct_form); [INFO] [stderr] 346 | | to_go -= 1; [INFO] [stderr] 347 | | }); [INFO] [stderr] | |_______________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.65s [INFO] running `"docker" "inspect" "0f1d140af40b0e219f8d1a725e0651e1dccdcbe2b9eb3b3e1996a90c8b646f45"` [INFO] running `"docker" "rm" "-f" "0f1d140af40b0e219f8d1a725e0651e1dccdcbe2b9eb3b3e1996a90c8b646f45"` [INFO] [stdout] 0f1d140af40b0e219f8d1a725e0651e1dccdcbe2b9eb3b3e1996a90c8b646f45