[INFO] updating cached repository https://github.com/lfitchett/learningRust [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] d6e7135aff9ec99cd247b8360246d9df8dfa7540 [INFO] checking lfitchett/learningRust against master#212aa3ea28d91a97d1e1261709c0b6e6790788e6 for pr-69340 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flfitchett%2FlearningRust" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lfitchett/learningRust on toolchain 212aa3ea28d91a97d1e1261709c0b6e6790788e6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/lfitchett/learningRust [INFO] finished tweaking git repo https://github.com/lfitchett/learningRust [INFO] tweaked toml for git repo https://github.com/lfitchett/learningRust written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/lfitchett/learningRust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "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] 9285c5a2b55cc9258c723aa9e47bc2d42605593d4272a5dd00d923e35194ba01 [INFO] running `"docker" "start" "-a" "9285c5a2b55cc9258c723aa9e47bc2d42605593d4272a5dd00d923e35194ba01"` [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling libc v0.2.61 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling doc-comment v0.3.1 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Compiling sysinfo v0.9.6 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Checking linked-list v0.0.3 [INFO] [stderr] Checking byte-unit v3.0.3 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking uptime_lib v0.1.0 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking chrono v0.4.7 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking parse_duration v2.0.1 [INFO] [stderr] Checking playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/advent/file.rs:14:65 [INFO] [stderr] | [INFO] [stderr] 14 | Err(why) => panic!("couldn't open {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/advent/file.rs:21:65 [INFO] [stderr] | [INFO] [stderr] 21 | Err(why) => panic!("couldn't read {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/advent/file.rs:14:65 [INFO] [stderr] | [INFO] [stderr] 14 | Err(why) => panic!("couldn't open {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/advent/file.rs:21:65 [INFO] [stderr] | [INFO] [stderr] 21 | Err(why) => panic!("couldn't read {}: {}", display, why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.69s [INFO] running `"docker" "inspect" "9285c5a2b55cc9258c723aa9e47bc2d42605593d4272a5dd00d923e35194ba01"` [INFO] running `"docker" "rm" "-f" "9285c5a2b55cc9258c723aa9e47bc2d42605593d4272a5dd00d923e35194ba01"` [INFO] [stdout] 9285c5a2b55cc9258c723aa9e47bc2d42605593d4272a5dd00d923e35194ba01