[INFO] fetching crate containers 0.9.5... [INFO] checking containers-0.9.5 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] extracting crate containers 0.9.5 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate containers 0.9.5 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate containers 0.9.5 [INFO] finished tweaking crates.io crate containers 0.9.5 [INFO] tweaked toml for crates.io crate containers 0.9.5 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 576fe21279f5f216d06cd4e972d369323d00522d9c24abecb72bca87ce986e26 [INFO] running `"docker" "start" "-a" "576fe21279f5f216d06cd4e972d369323d00522d9c24abecb72bca87ce986e26"` [INFO] [stderr] Compiling containers v0.9.5 (/opt/rustwide/workdir) [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Checking quickcheck v0.7.2 [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/collections/b_tree.rs:414:9 [INFO] [stderr] | [INFO] [stderr] 414 | try!(fmt::Debug::fmt(&self.p, fmt)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/collections/b_tree.rs:415:9 [INFO] [stderr] | [INFO] [stderr] 415 | try!(fmt.write_str(":[")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/collections/b_tree.rs:418:17 [INFO] [stderr] | [INFO] [stderr] 418 | try!(self.children(b, depth)[i].debug_fmt(b, depth-1, fmt)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/collections/b_tree.rs:420:13 [INFO] [stderr] | [INFO] [stderr] 420 | try!(fmt.write_fmt(format_args!(",{:?}:{:?},", self.keys(b)[i], self.vals(b)[i]))) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/collections/b_tree.rs:422:25 [INFO] [stderr] | [INFO] [stderr] 422 | if depth != 0 { try!(self.children(b, depth)[self.m].debug_fmt(b, depth-1, fmt)); } [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/collections/b_tree.rs:423:9 [INFO] [stderr] | [INFO] [stderr] 423 | try!(fmt.write_str("]")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] error[E0635]: unknown feature `const_slice_len` [INFO] [stderr] --> src/lib.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | #![feature(const_slice_len)] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant `dead_flag` should have an upper case name [INFO] [stderr] --> src/collections/hash_table.rs:175:7 [INFO] [stderr] | [INFO] [stderr] 175 | const dead_flag: usize = !(!0>>1); [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to upper case: `DEAD_FLAG` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant `hash_flag` should have an upper case name [INFO] [stderr] --> src/collections/hash_table.rs:176:7 [INFO] [stderr] | [INFO] [stderr] 176 | const hash_flag: usize = dead_flag>>1; [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to upper case: `HASH_FLAG` [INFO] [stderr] [INFO] [stderr] warning: associated constant `empty` should have an upper case name [INFO] [stderr] --> src/collections/raw_vec.rs:115:15 [INFO] [stderr] | [INFO] [stderr] 115 | pub const empty: Self = RawVec { ptr: Unique::empty(), cap: 0, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper case: `EMPTY` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0635`. [INFO] [stderr] error: could not compile `containers`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "576fe21279f5f216d06cd4e972d369323d00522d9c24abecb72bca87ce986e26"` [INFO] running `"docker" "rm" "-f" "576fe21279f5f216d06cd4e972d369323d00522d9c24abecb72bca87ce986e26"` [INFO] [stdout] 576fe21279f5f216d06cd4e972d369323d00522d9c24abecb72bca87ce986e26