[INFO] cloning repository https://github.com/psivaraj/kaleidoscope-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/psivaraj/kaleidoscope-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsivaraj%2Fkaleidoscope-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsivaraj%2Fkaleidoscope-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0eb42e7ecc5084980f0700b86b2e7066bde0537c [INFO] checking psivaraj/kaleidoscope-rust against master#43d9f3859e0204e764161ee085a360274b5f3e9a for pr-97346 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsivaraj%2Fkaleidoscope-rust" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/psivaraj/kaleidoscope-rust on toolchain 43d9f3859e0204e764161ee085a360274b5f3e9a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/psivaraj/kaleidoscope-rust [INFO] finished tweaking git repo https://github.com/psivaraj/kaleidoscope-rust [INFO] tweaked toml for git repo https://github.com/psivaraj/kaleidoscope-rust written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/psivaraj/kaleidoscope-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded llvm-sys v120.2.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0b6987e7e8fad02660be8ff84a6148c0cb5324f71fc0166a0a7960791ec6dd3a [INFO] running `Command { std: "docker" "start" "-a" "0b6987e7e8fad02660be8ff84a6148c0cb5324f71fc0166a0a7960791ec6dd3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b6987e7e8fad02660be8ff84a6148c0cb5324f71fc0166a0a7960791ec6dd3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b6987e7e8fad02660be8ff84a6148c0cb5324f71fc0166a0a7960791ec6dd3a", kill_on_drop: false }` [INFO] [stdout] 0b6987e7e8fad02660be8ff84a6148c0cb5324f71fc0166a0a7960791ec6dd3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8af0b5d73ad4ac074ff4bea5a201098f0d41887f711f893a787dae7f4cf6d62f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8af0b5d73ad4ac074ff4bea5a201098f0d41887f711f893a787dae7f4cf6d62f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling parking_lot_core v0.9.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#c0e13b70) [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling llvm-sys v120.2.3 [INFO] [stderr] Compiling inkwell_internals v0.5.0 (https://github.com/TheDan64/inkwell?branch=master#c0e13b70) [INFO] [stderr] Checking kaleidoscope v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.88s [INFO] running `Command { std: "docker" "inspect" "8af0b5d73ad4ac074ff4bea5a201098f0d41887f711f893a787dae7f4cf6d62f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8af0b5d73ad4ac074ff4bea5a201098f0d41887f711f893a787dae7f4cf6d62f", kill_on_drop: false }` [INFO] [stdout] 8af0b5d73ad4ac074ff4bea5a201098f0d41887f711f893a787dae7f4cf6d62f