[INFO] fetching crate cryptosphere 0.0.0... [INFO] checking cryptosphere-0.0.0 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579 [INFO] extracting crate cryptosphere 0.0.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate cryptosphere 0.0.0 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate cryptosphere 0.0.0 [INFO] finished tweaking crates.io crate cryptosphere 0.0.0 [INFO] tweaked toml for crates.io crate cryptosphere 0.0.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (nickel) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 73e16c11d7f496a727278861d70e21e3efcd4579b4c1a6c6c2a5c5448d7034c2 [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" "73e16c11d7f496a727278861d70e21e3efcd4579b4c1a6c6c2a5c5448d7034c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73e16c11d7f496a727278861d70e21e3efcd4579b4c1a6c6c2a5c5448d7034c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73e16c11d7f496a727278861d70e21e3efcd4579b4c1a6c6c2a5c5448d7034c2", kill_on_drop: false }` [INFO] [stdout] 73e16c11d7f496a727278861d70e21e3efcd4579b4c1a6c6c2a5c5448d7034c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3433aa29d1fe54bb9dc564bab1dff81927fcbe8cfe8688e7a00f3a2ca2debcd [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" "a3433aa29d1fe54bb9dc564bab1dff81927fcbe8cfe8688e7a00f3a2ca2debcd", kill_on_drop: false }` [INFO] [stderr] warning: dependency (nickel) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking modifier v0.1.0 [INFO] [stderr] Checking groupable v0.2.0 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking mustache v0.9.0 [INFO] [stderr] Checking nickel v0.11.0 [INFO] [stderr] Checking cryptosphere v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:9:19 [INFO] [stdout] | [INFO] [stdout] 9 | server.get("/", middleware! { |_request, response| [INFO] [stdout] | ___________________^ [INFO] [stdout] 10 | | return response.send_file(&Path::new("frontend/index.html")) [INFO] [stdout] | | ------------------------------------------------------------ any code following this expression is unreachable [INFO] [stdout] 11 | | }); [INFO] [stdout] | |___^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:9:19 [INFO] [stdout] | [INFO] [stdout] 9 | server.get("/", middleware! { |_request, response| [INFO] [stdout] | ___________________^ [INFO] [stdout] 10 | | return response.send_file(&Path::new("frontend/index.html")) [INFO] [stdout] | | ------------------------------------------------------------ any code following this expression is unreachable [INFO] [stdout] 11 | | }); [INFO] [stdout] | |___^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:13:3 [INFO] [stdout] | [INFO] [stdout] 6 | fn main() { [INFO] [stdout] | - expected `()` because of default return type [INFO] [stdout] ... [INFO] [stdout] 13 | server.listen("127.0.0.1:3000") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- help: try adding a semicolon: `;` [INFO] [stdout] | | [INFO] [stdout] | expected `()`, found enum `std::result::Result` [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found enum `std::result::Result>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cryptosphere` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:13:3 [INFO] [stdout] | [INFO] [stdout] 6 | fn main() { [INFO] [stdout] | - expected `()` because of default return type [INFO] [stdout] ... [INFO] [stdout] 13 | server.listen("127.0.0.1:3000") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- help: try adding a semicolon: `;` [INFO] [stdout] | | [INFO] [stdout] | expected `()`, found enum `std::result::Result` [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found enum `std::result::Result>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "a3433aa29d1fe54bb9dc564bab1dff81927fcbe8cfe8688e7a00f3a2ca2debcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3433aa29d1fe54bb9dc564bab1dff81927fcbe8cfe8688e7a00f3a2ca2debcd", kill_on_drop: false }` [INFO] [stdout] a3433aa29d1fe54bb9dc564bab1dff81927fcbe8cfe8688e7a00f3a2ca2debcd