[INFO] fetching crate continuous-testing 2.0.1...
[INFO] testing continuous-testing-2.0.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate continuous-testing 2.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate continuous-testing 2.0.1
[INFO] finished tweaking crates.io crate continuous-testing 2.0.1
[INFO] tweaked toml for crates.io crate continuous-testing 2.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate continuous-testing 2.0.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate continuous-testing 2.0.1 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded notifme v0.0.2
[INFO] [stderr]   Downloaded marked-yaml v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c5273ee52d7595a8899c9d757b07d4a5d7f82eca34cab7edc672d5ce8cf2e4b
[INFO] running `Command { std: "docker" "start" "-a" "1c5273ee52d7595a8899c9d757b07d4a5d7f82eca34cab7edc672d5ce8cf2e4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c5273ee52d7595a8899c9d757b07d4a5d7f82eca34cab7edc672d5ce8cf2e4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5273ee52d7595a8899c9d757b07d4a5d7f82eca34cab7edc672d5ce8cf2e4b", kill_on_drop: false }`
[INFO] [stdout] 1c5273ee52d7595a8899c9d757b07d4a5d7f82eca34cab7edc672d5ce8cf2e4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c5c41701644ecad531dbb22d3c3e0d1c6178858790117ce845a1537c8b91d515
[INFO] running `Command { std: "docker" "start" "-a" "c5c41701644ecad531dbb22d3c3e0d1c6178858790117ce845a1537c8b91d515", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling notifme v0.0.2
[INFO] [stderr]    Compiling marked-yaml v0.2.2
[INFO] [stderr]    Compiling continuous-testing v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `USER` not defined at compile time
[INFO] [stdout]    --> src/main.rs:171:14
[INFO] [stdout]     |
[INFO] [stdout] 171 |         .arg(env!("USER").to_string().as_str())
[INFO] [stdout]     |              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `std::env::var("USER")` to read the variable at run time
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `continuous-testing` (bin "again") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "c5c41701644ecad531dbb22d3c3e0d1c6178858790117ce845a1537c8b91d515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5c41701644ecad531dbb22d3c3e0d1c6178858790117ce845a1537c8b91d515", kill_on_drop: false }`
[INFO] [stdout] c5c41701644ecad531dbb22d3c3e0d1c6178858790117ce845a1537c8b91d515