[INFO] updating cached repository https://github.com/brianm/dice [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] c34c1edbc3b794243371783d8719a72cf5e2f3eb [INFO] checking brianm/dice against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianm%2Fdice" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brianm/dice on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/brianm/dice [INFO] finished tweaking git repo https://github.com/brianm/dice [INFO] tweaked toml for git repo https://github.com/brianm/dice written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/brianm/dice already has a lockfile, it will not be regenerated [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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8c15c2302770ea9559d3cc93f6dcc9a7b638db800bec9b0f6e4138292acc6ed4 [INFO] running `"docker" "start" "-a" "8c15c2302770ea9559d3cc93f6dcc9a7b638db800bec9b0f6e4138292acc6ed4"` [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling ucd-trie v0.1.2 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking static_assertions v0.3.4 [INFO] [stderr] Compiling anyhow v1.0.25 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_pcg v0.1.2 [INFO] [stderr] Checking backtrace-sys v0.1.32 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling nom v5.0.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling lexical-core v0.4.6 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking rusty-fork v0.2.2 [INFO] [stderr] Checking proptest v0.9.4 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling pest_generator v2.1.1 [INFO] [stderr] Compiling structopt-derive v0.3.5 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking exitfailure v0.5.1 [INFO] [stderr] Checking structopt v0.3.5 [INFO] [stderr] Checking dice v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: constant item is never used: `EXPR_PATTERN` [INFO] [stderr] --> src/main.rs:205:5 [INFO] [stderr] | [INFO] [stderr] 205 | const EXPR_PATTERN: &str = "[1-9]{1}d[1-9]((d[1-9])|(k[1-9]))?(-[1-9])?"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 59.45s [INFO] running `"docker" "inspect" "8c15c2302770ea9559d3cc93f6dcc9a7b638db800bec9b0f6e4138292acc6ed4"` [INFO] running `"docker" "rm" "-f" "8c15c2302770ea9559d3cc93f6dcc9a7b638db800bec9b0f6e4138292acc6ed4"` [INFO] [stdout] 8c15c2302770ea9559d3cc93f6dcc9a7b638db800bec9b0f6e4138292acc6ed4