[INFO] updating cached repository https://github.com/gfreezy/bitcask-rs [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] 04fabaaf969b18319475ba6cebafde3d690aa5e5 [INFO] testing gfreezy/bitcask-rs against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfreezy%2Fbitcask-rs" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gfreezy/bitcask-rs on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/gfreezy/bitcask-rs [INFO] finished tweaking git repo https://github.com/gfreezy/bitcask-rs [INFO] tweaked toml for git repo https://github.com/gfreezy/bitcask-rs written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/gfreezy/bitcask-rs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stdout] b6ef0a0b4fe688672e028512e95b0c6d5025b539e0bd9ef868c7fb98f6561a1b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "b6ef0a0b4fe688672e028512e95b0c6d5025b539e0bd9ef868c7fb98f6561a1b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling cc v1.0.23 [INFO] [stderr] Compiling proc-macro2 v0.4.15 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling linked-hash-map v0.5.1 [INFO] [stderr] Compiling derive_builder v0.5.1 [INFO] [stderr] Compiling log-mdc v0.1.0 [INFO] [stderr] Compiling antidote v1.0.0 [INFO] [stderr] Compiling crossbeam v0.3.2 [INFO] [stderr] Compiling integer-encoding v1.0.5 [INFO] [stderr] Compiling io-at v0.4.1 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling twox-hash v1.1.1 [INFO] [stderr] Compiling log v0.4.4 [INFO] [stderr] Compiling yaml-rust v0.4.0 [INFO] [stderr] Compiling serde_yaml v0.7.5 [INFO] [stderr] Compiling serde_yaml v0.8.2 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling derive_builder_core v0.2.0 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling ordered-float v0.5.0 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling serde-value v0.5.2 [INFO] [stderr] Compiling flate2 v1.0.2 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Compiling serde_derive v1.0.75 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Compiling failure v0.1.2 [INFO] [stderr] Compiling log4rs v0.8.0 [INFO] [stderr] Compiling bitcask-rs v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(nll)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/keys_iterator.rs:25:15 [INFO] [stderr] | [INFO] [stderr] 25 | iter: Box + 'a>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/keys_iterator.rs:30:22 [INFO] [stderr] | [INFO] [stderr] 30 | fn new(iter: Box + 'a>) -> StoreKeysIter<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/segment.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | / (key_size_length as u64 [INFO] [stderr] 44 | | + value_size_length as u64 [INFO] [stderr] 45 | | + key_buf.len() as u64 [INFO] [stderr] 46 | | + value_buf.len() as u64 [INFO] [stderr] 47 | | + hash_length as u64) [INFO] [stderr] | |_________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 43 | key_size_length as u64 [INFO] [stderr] 44 | + value_size_length as u64 [INFO] [stderr] 45 | + key_buf.len() as u64 [INFO] [stderr] 46 | + value_buf.len() as u64 [INFO] [stderr] 47 | + hash_length as u64 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/store.rs:125:38 [INFO] [stderr] | [INFO] [stderr] 125 | pub fn keys<'a>(&'a self) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/store.rs:174:38 [INFO] [stderr] | [INFO] [stderr] 174 | pub fn keys<'a>(&'a self) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/lib.rs:34:23 [INFO] [stderr] | [INFO] [stderr] 34 | use std::sync::{Once, ONCE_INIT}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/lib.rs:36:21 [INFO] [stderr] | [INFO] [stderr] 36 | static INIT: Once = ONCE_INIT; [INFO] [stderr] | ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()` [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors; 7 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `bitcask-rs`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "b6ef0a0b4fe688672e028512e95b0c6d5025b539e0bd9ef868c7fb98f6561a1b"` [INFO] running `"docker" "rm" "-f" "b6ef0a0b4fe688672e028512e95b0c6d5025b539e0bd9ef868c7fb98f6561a1b"` [INFO] [stdout] b6ef0a0b4fe688672e028512e95b0c6d5025b539e0bd9ef868c7fb98f6561a1b