[INFO] cloning repository https://github.com/jauhien/iron-kaleidoscope
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jauhien/iron-kaleidoscope" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjauhien%2Firon-kaleidoscope", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjauhien%2Firon-kaleidoscope'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fed9a75aa211a829a0b2b099f4bcfcef2079d034
[INFO] testing jauhien/iron-kaleidoscope against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjauhien%2Firon-kaleidoscope" "/workspace/builds/worker-119/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-119/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jauhien/iron-kaleidoscope on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jauhien/iron-kaleidoscope
[INFO] finished tweaking git repo https://github.com/jauhien/iron-kaleidoscope
[INFO] tweaked toml for git repo https://github.com/jauhien/iron-kaleidoscope written to /workspace/builds/worker-119/source/Cargo.toml
[INFO] crate git repo https://github.com/jauhien/iron-kaleidoscope already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/jauhien/iron-llvm.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded docopt v0.6.78
[INFO] [stderr]   Downloaded aho-corasick v0.4.1
[INFO] [stderr]   Downloaded cmake v0.1.12
[INFO] [stderr]   Downloaded gcc v0.3.21
[INFO] [stderr]   Downloaded libc v0.2.6
[INFO] [stderr]   Downloaded strsim v0.3.0
[INFO] [stderr]   Downloaded regex_macros v0.1.27
[INFO] [stderr]   Downloaded llvm-sys v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a0c377dc9febe3ab22019d09c315902e7a9d0b02fceb44dd128576bbf3b636d
[INFO] running `Command { std: "docker" "start" "-a" "0a0c377dc9febe3ab22019d09c315902e7a9d0b02fceb44dd128576bbf3b636d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a0c377dc9febe3ab22019d09c315902e7a9d0b02fceb44dd128576bbf3b636d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a0c377dc9febe3ab22019d09c315902e7a9d0b02fceb44dd128576bbf3b636d", kill_on_drop: false }`
[INFO] [stdout] 0a0c377dc9febe3ab22019d09c315902e7a9d0b02fceb44dd128576bbf3b636d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0956d145b56f82b5b7b3e350a6e13529226329d42e55cb96d90c8dc30e5b64fa
[INFO] running `Command { std: "docker" "start" "-a" "0956d145b56f82b5b7b3e350a6e13529226329d42e55cb96d90c8dc30e5b64fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gcc v0.3.21
[INFO] [stderr]    Compiling libc v0.2.6
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling regex-syntax v0.2.2
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling bitflags v0.3.3
[INFO] [stderr]    Compiling rustc-serialize v0.3.16
[INFO] [stderr]    Compiling strsim v0.3.0
[INFO] [stderr]    Compiling cmake v0.1.12
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.16/src/serialize.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling memchr v0.1.7
[INFO] [stderr]    Compiling aho-corasick v0.4.1
[INFO] [stderr]    Compiling llvm-sys v0.2.1
[INFO] [stderr]    Compiling iron_llvm v0.0.1 (https://github.com/jauhien/iron-llvm.git#401fbb93)
[INFO] [stderr]    Compiling regex v0.1.48
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-0.1.48/src/lib.rs:403:42
[INFO] [stdout]     |
[INFO] [stdout] 403 | #![cfg_attr(feature = "pattern", feature(pattern))]
[INFO] [stdout]     |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0956d145b56f82b5b7b3e350a6e13529226329d42e55cb96d90c8dc30e5b64fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0956d145b56f82b5b7b3e350a6e13529226329d42e55cb96d90c8dc30e5b64fa", kill_on_drop: false }`
[INFO] [stdout] 0956d145b56f82b5b7b3e350a6e13529226329d42e55cb96d90c8dc30e5b64fa