[INFO] cloning repository https://github.com/cheukyin699/piet-tools [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cheukyin699/piet-tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheukyin699%2Fpiet-tools"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheukyin699%2Fpiet-tools'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] cbd51cbf262d6343a0bc308130501f1ff1cf5fdc [INFO] checking cheukyin699/piet-tools against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheukyin699%2Fpiet-tools" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cheukyin699/piet-tools on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/cheukyin699/piet-tools [INFO] finished tweaking git repo https://github.com/cheukyin699/piet-tools [INFO] tweaked toml for git repo https://github.com/cheukyin699/piet-tools written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/cheukyin699/piet-tools already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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] 999a4ab33a930a70c8448ca0e4068735585fab860951859c4baf434b577ea20e [INFO] running `"docker" "start" "-a" "999a4ab33a930a70c8448ca0e4068735585fab860951859c4baf434b577ea20e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rayon-core v1.6.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking crossbeam-utils v0.7.0 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking crossbeam-queue v0.2.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking png v0.15.1 [INFO] [stderr] Checking crossbeam-epoch v0.8.0 [INFO] [stderr] Checking crossterm v0.13.3 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking tui v0.7.0 [INFO] [stderr] Checking rayon v1.2.1 [INFO] [stderr] Checking jpeg-decoder v0.1.16 [INFO] [stderr] Checking tiff v0.3.1 [INFO] [stderr] Checking image v0.22.3 [INFO] [stderr] Checking piet-tools v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `OpCode` [INFO] [stderr] --> src/interpreter.rs:12:23 [INFO] [stderr] | [INFO] [stderr] 12 | use crate::cpu::{CPU, OpCode}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `OpCode` [INFO] [stderr] --> src/interpreter.rs:12:23 [INFO] [stderr] | [INFO] [stderr] 12 | use crate::cpu::{CPU, OpCode}; [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 33.18s [INFO] running `"docker" "inspect" "999a4ab33a930a70c8448ca0e4068735585fab860951859c4baf434b577ea20e"` [INFO] running `"docker" "rm" "-f" "999a4ab33a930a70c8448ca0e4068735585fab860951859c4baf434b577ea20e"` [INFO] [stdout] 999a4ab33a930a70c8448ca0e4068735585fab860951859c4baf434b577ea20e