[INFO] crate concread 0.1.8 is already in cache [INFO] checking concread-0.1.8 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665 [INFO] extracting crate concread 0.1.8 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate concread 0.1.8 on toolchain d7b51666469c792a8a3f40849607739bae1e705e [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate concread 0.1.8 [INFO] finished tweaking crates.io crate concread 0.1.8 [INFO] tweaked toml for crates.io crate concread 0.1.8 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate crates.io crate concread 0.1.8 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d7b51666469c792a8a3f40849607739bae1e705e" "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] 863daf82799780e2c1a89248d782d14d225749279da21d187cba83cda2bf1786 [INFO] running `"docker" "start" "-a" "863daf82799780e2c1a89248d782d14d225749279da21d187cba83cda2bf1786"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling standback v0.2.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Checking lock_api v0.3.3 [INFO] [stderr] Checking parking_lot_core v0.7.0 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.10.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking concread v0.1.8 (/opt/rustwide/workdir) [INFO] [stderr] warning: type annotations needed [INFO] [stderr] --> src/collections/bptree/node.rs:230:37 [INFO] [stderr] | [INFO] [stderr] 230 | new.key[0].as_mut_ptr().write(pivot); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(tyvar_behind_raw_pointer)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stderr] = note: for more information, see issue #46906 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Compiling time-macros-impl v0.1.0 [INFO] [stderr] Compiling time v0.2.9 [INFO] [stderr] Checking time-macros v0.1.0 [INFO] [stderr] warning: type annotations needed [INFO] [stderr] --> src/collections/bptree/node.rs:230:37 [INFO] [stderr] | [INFO] [stderr] 230 | new.key[0].as_mut_ptr().write(pivot); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(tyvar_behind_raw_pointer)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stderr] = note: for more information, see issue #46906 [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `verify` [INFO] [stderr] --> src/collections/bptree/map.rs:398:5 [INFO] [stderr] | [INFO] [stderr] 398 | pub(crate) fn verify(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/cowcell.rs:283:9 [INFO] [stderr] | [INFO] [stderr] 283 | / scope(|scope| { [INFO] [stderr] 284 | | let cc_ref = &cc; [INFO] [stderr] 285 | | [INFO] [stderr] 286 | | let _readers: Vec<_> = (0..7) [INFO] [stderr] ... | [INFO] [stderr] 317 | | .collect(); [INFO] [stderr] 318 | | }); [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` that must be used [INFO] [stderr] --> src/cowcell.rs:359:9 [INFO] [stderr] | [INFO] [stderr] 359 | / scope(|scope| { [INFO] [stderr] 360 | | let cc_ref = &cc; [INFO] [stderr] 361 | | let _writers: Vec<_> = (0..3) [INFO] [stderr] 362 | | .map(|_| { [INFO] [stderr] ... | [INFO] [stderr] 367 | | .collect(); [INFO] [stderr] 368 | | }); [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` that must be used [INFO] [stderr] --> src/ebrcell.rs:334:9 [INFO] [stderr] | [INFO] [stderr] 334 | / scope(|scope| { [INFO] [stderr] 335 | | let cc_ref = &cc; [INFO] [stderr] 336 | | [INFO] [stderr] 337 | | let _readers: Vec<_> = (0..7) [INFO] [stderr] ... | [INFO] [stderr] 368 | | .collect(); [INFO] [stderr] 369 | | }); [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` that must be used [INFO] [stderr] --> src/ebrcell.rs:410:9 [INFO] [stderr] | [INFO] [stderr] 410 | / scope(|scope| { [INFO] [stderr] 411 | | let cc_ref = &cc; [INFO] [stderr] 412 | | let _writers: Vec<_> = (0..3) [INFO] [stderr] 413 | | .map(|_| { [INFO] [stderr] ... | [INFO] [stderr] 418 | | .collect(); [INFO] [stderr] 419 | | }); [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` that must be used [INFO] [stderr] --> src/lincowcell.rs:204:9 [INFO] [stderr] | [INFO] [stderr] 204 | / scope(|scope| { [INFO] [stderr] 205 | | let cc_ref = &cc; [INFO] [stderr] 206 | | [INFO] [stderr] 207 | | let _readers: Vec<_> = (0..7) [INFO] [stderr] ... | [INFO] [stderr] 221 | | .collect(); [INFO] [stderr] 222 | | }); [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` that must be used [INFO] [stderr] --> src/lincowcell.rs:263:9 [INFO] [stderr] | [INFO] [stderr] 263 | / scope(|scope| { [INFO] [stderr] 264 | | let cc_ref = &cc; [INFO] [stderr] 265 | | let _writers: Vec<_> = (0..3) [INFO] [stderr] 266 | | .map(|_| { [INFO] [stderr] ... | [INFO] [stderr] 271 | | .collect(); [INFO] [stderr] 272 | | }); [INFO] [stderr] | |___________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.12s [INFO] running `"docker" "inspect" "863daf82799780e2c1a89248d782d14d225749279da21d187cba83cda2bf1786"` [INFO] running `"docker" "rm" "-f" "863daf82799780e2c1a89248d782d14d225749279da21d187cba83cda2bf1786"` [INFO] [stdout] 863daf82799780e2c1a89248d782d14d225749279da21d187cba83cda2bf1786