[INFO] crate frotate 0.1.1 is already in cache [INFO] checking frotate-0.1.1 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665 [INFO] extracting crate frotate 0.1.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate frotate 0.1.1 on toolchain d7b51666469c792a8a3f40849607739bae1e705e [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate frotate 0.1.1 [INFO] finished tweaking crates.io crate frotate 0.1.1 [INFO] tweaked toml for crates.io crate frotate 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate frotate 0.1.1 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] d5e44dfed3a3c2ab8807e52eb25b47b7dd6e21a8a1ee5f14854ae6a0fed6e9d9 [INFO] running `"docker" "start" "-a" "d5e44dfed3a3c2ab8807e52eb25b47b7dd6e21a8a1ee5f14854ae6a0fed6e9d9"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking strsim v0.9.2 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling num-traits v0.2.9 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking serde v1.0.102 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking docopt v1.1.0 [INFO] [stderr] Checking frotate v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/partition.rs:20:21 [INFO] [stderr] | [INFO] [stderr] 20 | let mut temp_list = LinkedList::new(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 60 | list![], [INFO] [stderr] | ------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/partition.rs:20:21 [INFO] [stderr] | [INFO] [stderr] 20 | let mut temp_list = LinkedList::new(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 62 | list![], [INFO] [stderr] | ------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/partition.rs:20:21 [INFO] [stderr] | [INFO] [stderr] 20 | let mut temp_list = LinkedList::new(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 64 | list![], [INFO] [stderr] | ------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/partition.rs:20:21 [INFO] [stderr] | [INFO] [stderr] 20 | let mut temp_list = LinkedList::new(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 66 | list![], [INFO] [stderr] | ------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/partition.rs:20:21 [INFO] [stderr] | [INFO] [stderr] 20 | let mut temp_list = LinkedList::new(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 68 | list![], [INFO] [stderr] | ------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/partition.rs:20:21 [INFO] [stderr] | [INFO] [stderr] 20 | let mut temp_list = LinkedList::new(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 70 | list![], [INFO] [stderr] | ------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/partition.rs:20:21 [INFO] [stderr] | [INFO] [stderr] 20 | let mut temp_list = LinkedList::new(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 72 | list![], [INFO] [stderr] | ------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.38s [INFO] running `"docker" "inspect" "d5e44dfed3a3c2ab8807e52eb25b47b7dd6e21a8a1ee5f14854ae6a0fed6e9d9"` [INFO] running `"docker" "rm" "-f" "d5e44dfed3a3c2ab8807e52eb25b47b7dd6e21a8a1ee5f14854ae6a0fed6e9d9"` [INFO] [stdout] d5e44dfed3a3c2ab8807e52eb25b47b7dd6e21a8a1ee5f14854ae6a0fed6e9d9