[INFO] cloning repository https://github.com/stevenliebregt/cargo-generate-rosalind-template [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stevenliebregt/cargo-generate-rosalind-template" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenliebregt%2Fcargo-generate-rosalind-template", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenliebregt%2Fcargo-generate-rosalind-template'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b7c8b4be27ea640dfcb767cf5e27b51b384c2865 [INFO] testing stevenliebregt/cargo-generate-rosalind-template against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevenliebregt%2Fcargo-generate-rosalind-template" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/stevenliebregt/cargo-generate-rosalind-template [INFO] finished tweaking git repo https://github.com/stevenliebregt/cargo-generate-rosalind-template [INFO] tweaked toml for git repo https://github.com/stevenliebregt/cargo-generate-rosalind-template written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/stevenliebregt/cargo-generate-rosalind-template on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/stevenliebregt/cargo-generate-rosalind-template 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rosalind_test_reader v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f41ac1e97803fa30f8f580805c202d46878a00d4962f8e9bdbeccfea108f93cd [INFO] running `Command { std: "docker" "start" "-a" "f41ac1e97803fa30f8f580805c202d46878a00d4962f8e9bdbeccfea108f93cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f41ac1e97803fa30f8f580805c202d46878a00d4962f8e9bdbeccfea108f93cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f41ac1e97803fa30f8f580805c202d46878a00d4962f8e9bdbeccfea108f93cd", kill_on_drop: false }` [INFO] [stdout] f41ac1e97803fa30f8f580805c202d46878a00d4962f8e9bdbeccfea108f93cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6dd9a09dd9dcdc8ed2dc71e4e7844c7b2a6cb342eb046b2b8edf6aa6db4d523d [INFO] running `Command { std: "docker" "start" "-a" "6dd9a09dd9dcdc8ed2dc71e4e7844c7b2a6cb342eb046b2b8edf6aa6db4d523d", kill_on_drop: false }` [INFO] [stderr] Compiling rosalind_test_reader v0.1.0 [INFO] [stderr] Compiling app v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: could not compile `app` (bin "app") due to 1 previous error [INFO] [stdout] error[E0277]: `()` doesn't implement `std::fmt::Display` [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | "{}", [INFO] [stdout] | -- required by this formatting parameter [INFO] [stdout] 12 | my_function() [INFO] [stdout] | ^^^^^^^^^^^^^ `()` cannot be formatted with the default formatter [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::fmt::Display` is not implemented for `()` [INFO] [stdout] = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead [INFO] [stdout] = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6dd9a09dd9dcdc8ed2dc71e4e7844c7b2a6cb342eb046b2b8edf6aa6db4d523d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dd9a09dd9dcdc8ed2dc71e4e7844c7b2a6cb342eb046b2b8edf6aa6db4d523d", kill_on_drop: false }` [INFO] [stdout] 6dd9a09dd9dcdc8ed2dc71e4e7844c7b2a6cb342eb046b2b8edf6aa6db4d523d