[INFO] updating cached repository https://github.com/milesrout/ch
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69e2a86e86defa4845b5dc51954afca341bd66c2
[INFO] testing milesrout/ch against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmilesrout%2Fch" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/milesrout/ch on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/milesrout/ch
[INFO] finished tweaking git repo https://github.com/milesrout/ch
[INFO] tweaked toml for git repo https://github.com/milesrout/ch written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/milesrout/ch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bea7a99d1b8e77b34200fec70c8f20b363b6ef62ef71b515ed2d4a4e723c4ad
[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" "2bea7a99d1b8e77b34200fec70c8f20b363b6ef62ef71b515ed2d4a4e723c4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bea7a99d1b8e77b34200fec70c8f20b363b6ef62ef71b515ed2d4a4e723c4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bea7a99d1b8e77b34200fec70c8f20b363b6ef62ef71b515ed2d4a4e723c4ad", kill_on_drop: false }`
[INFO] [stdout] 2bea7a99d1b8e77b34200fec70c8f20b363b6ef62ef71b515ed2d4a4e723c4ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7caaad7b2b16701c9e22c829145541fa583e3cd044771ca06ffda720e616841
[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" "f7caaad7b2b16701c9e22c829145541fa583e3cd044771ca06ffda720e616841", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling gcc v0.3.38
[INFO] [stderr]    Compiling either v1.0.1
[INFO] [stderr]    Compiling itertools v0.5.5
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling ch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lexer.rs:325:48
[INFO] [stdout]     |
[INFO] [stdout] 325 |             &Error::Regex(ref err) => (err as &error::Error).description(),
[INFO] [stdout]     |                                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/lexer.rs:325:62
[INFO] [stdout]     |
[INFO] [stdout] 325 |             &Error::Regex(ref err) => (err as &error::Error).description(),
[INFO] [stdout]     |                                                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_expr`
[INFO] [stdout]    --> src/parser.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn parse_expr(&mut self) -> Result<Expr> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.ch.c8gcwgvu-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710" "/opt/rustwide/target/debug/deps/ch-975a9ab4ba9cd710.3jf5dukyrcy6cfz9.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libregex-094caebfc1d6f2f6.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-84ed10061b506991.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-63e7e7ed077eef28.rlib" "/opt/rustwide/target/debug/deps/libthread_local-387f33e9b75405ad.rlib" "/opt/rustwide/target/debug/deps/libthread_id-47ee46c2975cbab6.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-843097df721f9053.rlib" "/opt/rustwide/target/debug/deps/libmemchr-55aded1267c21b06.rlib" "/opt/rustwide/target/debug/deps/libitertools-117465cf6051c96d.rlib" "/opt/rustwide/target/debug/deps/libeither-62c38b18a8cdb147.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-036aeb5cbc7e3a37.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-1002908a803466aa.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-bb1e9b9c91f65547.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-e520603e5e391271.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-a8e91854f2a89c0f.rlib" "/opt/rustwide/target/debug/deps/libwinapi-08f0135bab856b5b.rlib" "/opt/rustwide/target/debug/deps/libkernel32-cceb62b1a55bf6d7.rlib" "/opt/rustwide/target/debug/deps/liblibc-baa3c7964edfb953.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d66e0ceb8eaec9b8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-9717ec0599b569a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-04369de9ba916647.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-997d622c2e4dbe5c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-0359c4288a5ef89f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-1b25ede22d698ab3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-37940b486a68e488.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-06b77c27e794c7c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-4d07e02a8df36da1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-fb29e0695c0a0f79.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e16188b4cf97e8bb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5eb391c8dabdee77.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-b0689b528b222bee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ed072ac495e62e7a.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-036aeb5cbc7e3a37.rlib(backtrace-036aeb5cbc7e3a37.backtrace.4rdrlq38-cgu.13.rcgu.o): in function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:156: undefined reference to `backtrace_create_state'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-036aeb5cbc7e3a37.rlib(backtrace-036aeb5cbc7e3a37.backtrace.4rdrlq38-cgu.13.rcgu.o): in function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:173: undefined reference to `backtrace_pcinfo'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.0/src/symbolize/libbacktrace.rs:177: undefined reference to `backtrace_syminfo'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ch`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f7caaad7b2b16701c9e22c829145541fa583e3cd044771ca06ffda720e616841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7caaad7b2b16701c9e22c829145541fa583e3cd044771ca06ffda720e616841", kill_on_drop: false }`
[INFO] [stdout] f7caaad7b2b16701c9e22c829145541fa583e3cd044771ca06ffda720e616841