[INFO] crate imprint 0.2.0 is already in cache [INFO] checking imprint-0.2.0 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] extracting crate imprint 0.2.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate imprint 0.2.0 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate imprint 0.2.0 [INFO] finished tweaking crates.io crate imprint 0.2.0 [INFO] tweaked toml for crates.io crate imprint 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 04fcc7d2b9007a2874b5ba8704e86b78e5b1abb51cecfcb3d391497b909a1b7e [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" "04fcc7d2b9007a2874b5ba8704e86b78e5b1abb51cecfcb3d391497b909a1b7e"` [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking imprint v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: the item `mem` is imported redundantly [INFO] [stderr] --> src/lib.rs:427:19 [INFO] [stderr] | [INFO] [stderr] 22 | use std::{fmt, mem}; [INFO] [stderr] | --- the item `mem` is already imported here [INFO] [stderr] ... [INFO] [stderr] 427 | use std::{mem, ptr}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `mem` is imported redundantly [INFO] [stderr] --> src/lib.rs:427:19 [INFO] [stderr] | [INFO] [stderr] 22 | use std::{fmt, mem}; [INFO] [stderr] | --- the item `mem` is already imported here [INFO] [stderr] ... [INFO] [stderr] 427 | use std::{mem, ptr}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.95s [INFO] running `"docker" "inspect" "04fcc7d2b9007a2874b5ba8704e86b78e5b1abb51cecfcb3d391497b909a1b7e"` [INFO] running `"docker" "rm" "-f" "04fcc7d2b9007a2874b5ba8704e86b78e5b1abb51cecfcb3d391497b909a1b7e"` [INFO] [stdout] 04fcc7d2b9007a2874b5ba8704e86b78e5b1abb51cecfcb3d391497b909a1b7e