[INFO] cloning repository https://github.com/JakubMrowicki/foworkerservice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JakubMrowicki/foworkerservice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJakubMrowicki%2Ffoworkerservice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJakubMrowicki%2Ffoworkerservice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5496686f2010d5e578dbec46fe6029ab70f890dd
[INFO] testing JakubMrowicki/foworkerservice against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJakubMrowicki%2Ffoworkerservice" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JakubMrowicki/foworkerservice on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JakubMrowicki/foworkerservice
[INFO] finished tweaking git repo https://github.com/JakubMrowicki/foworkerservice
[INFO] tweaked toml for git repo https://github.com/JakubMrowicki/foworkerservice written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/JakubMrowicki/foworkerservice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41a398a5c6dc90f8c3f06f3de1e4835d63c690442c75cdaf488ba10289958c43
[INFO] running `Command { std: "docker" "start" "-a" "41a398a5c6dc90f8c3f06f3de1e4835d63c690442c75cdaf488ba10289958c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41a398a5c6dc90f8c3f06f3de1e4835d63c690442c75cdaf488ba10289958c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a398a5c6dc90f8c3f06f3de1e4835d63c690442c75cdaf488ba10289958c43", kill_on_drop: false }`
[INFO] [stdout] 41a398a5c6dc90f8c3f06f3de1e4835d63c690442c75cdaf488ba10289958c43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ca2187ba88d039297c27d169a291cd56e71dd7523c1a8e2e4a650bce7e83a69d
[INFO] running `Command { std: "docker" "start" "-a" "ca2187ba88d039297c27d169a291cd56e71dd7523c1a8e2e4a650bce7e83a69d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling foworker_service v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/main.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | fn main() {
[INFO] [stdout]    | ^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 14 |     main();
[INFO] [stdout]    |     ------ recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.71s
[INFO] running `Command { std: "docker" "inspect" "ca2187ba88d039297c27d169a291cd56e71dd7523c1a8e2e4a650bce7e83a69d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca2187ba88d039297c27d169a291cd56e71dd7523c1a8e2e4a650bce7e83a69d", kill_on_drop: false }`
[INFO] [stdout] ca2187ba88d039297c27d169a291cd56e71dd7523c1a8e2e4a650bce7e83a69d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d896ace8747c1cfb101c846bc33c93e38e145412556ae5722e59c17197ccd6e4
[INFO] running `Command { std: "docker" "start" "-a" "d896ace8747c1cfb101c846bc33c93e38e145412556ae5722e59c17197ccd6e4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "d896ace8747c1cfb101c846bc33c93e38e145412556ae5722e59c17197ccd6e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d896ace8747c1cfb101c846bc33c93e38e145412556ae5722e59c17197ccd6e4", kill_on_drop: false }`
[INFO] [stdout] d896ace8747c1cfb101c846bc33c93e38e145412556ae5722e59c17197ccd6e4