[INFO] crate whatfeatures 0.5.6 is already in cache [INFO] checking whatfeatures-0.5.6 against try#96b3c169cd2d8959926fa240f10342f1659f8ae3 for pr-71896 [INFO] extracting crate whatfeatures 0.5.6 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate whatfeatures 0.5.6 on toolchain 96b3c169cd2d8959926fa240f10342f1659f8ae3 [INFO] running `"/workspace/cargo-home/bin/cargo" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate whatfeatures 0.5.6 [INFO] finished tweaking crates.io crate whatfeatures 0.5.6 [INFO] tweaked toml for crates.io crate whatfeatures 0.5.6 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate whatfeatures 0.5.6 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "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] b7b782a54e0b361c4d9a0a7928c6d6cfc7fe8f662acea66d53a821abf8416134 [INFO] running `"docker" "start" "-a" "b7b782a54e0b361c4d9a0a7928c6d6cfc7fe8f662acea66d53a821abf8416134"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Checking rle-decode-fast v1.0.1 [INFO] [stderr] Compiling whatfeatures v0.5.6 (/opt/rustwide/workdir) [INFO] [stderr] Checking yansi v0.5.0 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking libflate v0.1.27 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking once_cell v0.2.4 [INFO] [stderr] Compiling openssl-sys v0.9.52 [INFO] [stderr] Checking lexical_bool v0.1.2 [INFO] [stderr] Checking http v0.1.19 [INFO] [stderr] Compiling openssl v0.10.25 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling thiserror-impl v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.3.3 [INFO] [stderr] Checking thiserror v1.0.4 [INFO] [stderr] Checking structopt v0.3.3 [INFO] [stderr] Checking serde v1.0.102 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking attohttpc v0.4.5 [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/output/text.rs:422:9 [INFO] [stderr] | [INFO] [stderr] 422 | std::mem::replace(self, Default::default()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/output/text.rs:427:9 [INFO] [stderr] | [INFO] [stderr] 427 | std::mem::replace(self, State::Next); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/output/text.rs:422:9 [INFO] [stderr] | [INFO] [stderr] 422 | std::mem::replace(self, Default::default()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/output/text.rs:427:9 [INFO] [stderr] | [INFO] [stderr] 427 | std::mem::replace(self, State::Next); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 23s [INFO] running `"docker" "inspect" "b7b782a54e0b361c4d9a0a7928c6d6cfc7fe8f662acea66d53a821abf8416134"` [INFO] running `"docker" "rm" "-f" "b7b782a54e0b361c4d9a0a7928c6d6cfc7fe8f662acea66d53a821abf8416134"` [INFO] [stdout] b7b782a54e0b361c4d9a0a7928c6d6cfc7fe8f662acea66d53a821abf8416134