[INFO] cloning repository https://github.com/athei/rls_crash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/athei/rls_crash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fathei%2Frls_crash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fathei%2Frls_crash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f82389aabe2c4f438b8eafd1a9371524e98fe63b
[INFO] checking athei/rls_crash against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fathei%2Frls_crash" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/athei/rls_crash 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/athei/rls_crash
[INFO] finished tweaking git repo https://github.com/athei/rls_crash
[INFO] tweaked toml for git repo https://github.com/athei/rls_crash written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/athei/rls_crash 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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] a960ef6d8a553643a146cbe6fa32c4c6f5487d39fad670fc4e6d9a74f81d0993
[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" "a960ef6d8a553643a146cbe6fa32c4c6f5487d39fad670fc4e6d9a74f81d0993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a960ef6d8a553643a146cbe6fa32c4c6f5487d39fad670fc4e6d9a74f81d0993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a960ef6d8a553643a146cbe6fa32c4c6f5487d39fad670fc4e6d9a74f81d0993", kill_on_drop: false }`
[INFO] [stdout] a960ef6d8a553643a146cbe6fa32c4c6f5487d39fad670fc4e6d9a74f81d0993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd7ebc77ed40f9d640c361188581409afed792a8038b38a6ca7f189de0ccc074
[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" "cd7ebc77ed40f9d640c361188581409afed792a8038b38a6ca7f189de0ccc074", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]     Checking rls_crash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow
[INFO] [stderr] error: could not compile `rls_crash`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rls_crash --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 --test -C metadata=fd6be2bc2457a59e -C extra-filename=-fd6be2bc2457a59e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern num_derive=/opt/rustwide/target/debug/deps/libnum_derive-b99a878f9f29745a.so --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-531e13050262d2f6.rmeta --cap-lints=forbid` (signal: 6, SIGABRT: process abort signal)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cd7ebc77ed40f9d640c361188581409afed792a8038b38a6ca7f189de0ccc074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd7ebc77ed40f9d640c361188581409afed792a8038b38a6ca7f189de0ccc074", kill_on_drop: false }`
[INFO] [stdout] cd7ebc77ed40f9d640c361188581409afed792a8038b38a6ca7f189de0ccc074
