[INFO] updating cached repository https://github.com/panicfarm/sltest [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b300720372a231a68ee99719f34ac6c6d15b21e3 [INFO] checking panicfarm/sltest against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanicfarm%2Fsltest" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/panicfarm/sltest on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/panicfarm/sltest [INFO] finished tweaking git repo https://github.com/panicfarm/sltest [INFO] tweaked toml for git repo https://github.com/panicfarm/sltest written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/panicfarm/sltest already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "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] 47dd79e63554c63fbf12406f68fcbb7a134b623e449e3f7e496405bebeb06123 [INFO] running `"docker" "start" "-a" "47dd79e63554c63fbf12406f68fcbb7a134b623e449e3f7e496405bebeb06123"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Checking getrandom v0.1.13 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Checking arrayvec v0.4.12 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling bincode v1.2.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking serde v1.0.102 [INFO] [stderr] Checking serde_bytes v0.11.2 [INFO] [stderr] Checking sled v0.29.2 [INFO] [stderr] Checking sltest v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | db.insert(key.to_vec(), val.to_vec()); [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | db.insert(key.to_vec(), val.to_vec()); [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 54.18s [INFO] running `"docker" "inspect" "47dd79e63554c63fbf12406f68fcbb7a134b623e449e3f7e496405bebeb06123"` [INFO] running `"docker" "rm" "-f" "47dd79e63554c63fbf12406f68fcbb7a134b623e449e3f7e496405bebeb06123"` [INFO] [stdout] 47dd79e63554c63fbf12406f68fcbb7a134b623e449e3f7e496405bebeb06123