[INFO] cloning repository https://github.com/Brazilianian/server_reverse_shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Brazilianian/server_reverse_shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrazilianian%2Fserver_reverse_shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrazilianian%2Fserver_reverse_shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83e2ef3e167c41d5f44b50f217fa44a3b9d29d6d
[INFO] checking Brazilianian/server_reverse_shell against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrazilianian%2Fserver_reverse_shell" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Brazilianian/server_reverse_shell
[INFO] finished tweaking git repo https://github.com/Brazilianian/server_reverse_shell
[INFO] tweaked toml for git repo https://github.com/Brazilianian/server_reverse_shell written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Brazilianian/server_reverse_shell on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Brazilianian/server_reverse_shell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca1a0edb7cc9f7f6b176f47cc3ee47af7d06f5a9535a8f35011e5ba793b135e9
[INFO] running `Command { std: "docker" "start" "-a" "ca1a0edb7cc9f7f6b176f47cc3ee47af7d06f5a9535a8f35011e5ba793b135e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca1a0edb7cc9f7f6b176f47cc3ee47af7d06f5a9535a8f35011e5ba793b135e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca1a0edb7cc9f7f6b176f47cc3ee47af7d06f5a9535a8f35011e5ba793b135e9", kill_on_drop: false }`
[INFO] [stdout] ca1a0edb7cc9f7f6b176f47cc3ee47af7d06f5a9535a8f35011e5ba793b135e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25c3c81aae980852afda18e499acec67946938df9910f6b29cb98fcb394be42f
[INFO] running `Command { std: "docker" "start" "-a" "25c3c81aae980852afda18e499acec67946938df9910f6b29cb98fcb394be42f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "25c3c81aae980852afda18e499acec67946938df9910f6b29cb98fcb394be42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c3c81aae980852afda18e499acec67946938df9910f6b29cb98fcb394be42f", kill_on_drop: false }`
[INFO] [stdout] 25c3c81aae980852afda18e499acec67946938df9910f6b29cb98fcb394be42f
