[INFO] fetching crate confusion 0.0.1... [INFO] checking confusion-0.0.1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] extracting crate confusion 0.0.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate confusion 0.0.1 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate confusion 0.0.1 [INFO] finished tweaking crates.io crate confusion 0.0.1 [INFO] tweaked toml for crates.io crate confusion 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 52 packages [INFO] [stderr] Adding base64 v0.9.3 (latest: v0.22.0) [INFO] [stderr] Adding hyper v0.10.16 (latest: v1.2.0) [INFO] [stderr] Adding idna v0.1.5 (latest: v0.5.0) [INFO] [stderr] Adding language-tags v0.2.2 (latest: v0.3.2) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.21) [INFO] [stderr] Adding mime v0.2.6 (latest: v0.3.17) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.34) [INFO] [stderr] Adding unicase v1.4.2 (latest: v2.7.0) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.0) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.4) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (nickel) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded groupable v0.2.0 [INFO] [stderr] Downloaded plugin v0.2.6 [INFO] [stderr] Downloaded modifier v0.1.0 [INFO] [stderr] Downloaded nickel v0.11.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8525d3e62eef29a84c28f8787399756d4793fb70ff2b40d837853150d9994b97 [INFO] running `Command { std: "docker" "start" "-a" "8525d3e62eef29a84c28f8787399756d4793fb70ff2b40d837853150d9994b97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8525d3e62eef29a84c28f8787399756d4793fb70ff2b40d837853150d9994b97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8525d3e62eef29a84c28f8787399756d4793fb70ff2b40d837853150d9994b97", kill_on_drop: false }` [INFO] [stdout] 8525d3e62eef29a84c28f8787399756d4793fb70ff2b40d837853150d9994b97 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 424880a63ff67e27bf457a475a9b80d1a97c02e77546985e05ad1e5f6872b3a3 [INFO] running `Command { std: "docker" "start" "-a" "424880a63ff67e27bf457a475a9b80d1a97c02e77546985e05ad1e5f6872b3a3", kill_on_drop: false }` [INFO] [stderr] warning: dependency (nickel) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking typeable v0.1.2 [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 base64 v0.9.3 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking mustache v0.9.0 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking nickel v0.11.0 [INFO] [stderr] Checking confusion v0.0.1 (/opt/rustwide/workdir) [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: consider using a semicolon here: `;` [INFO] [stdout] | | [INFO] [stdout] | expected `()`, found `Result>` [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found enum `Result>` [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: consider using a semicolon here: `;` [INFO] [stdout] | | [INFO] [stdout] | expected `()`, found `Result>` [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found enum `Result>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `confusion` (bin "confusion" test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `confusion` (bin "confusion") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "424880a63ff67e27bf457a475a9b80d1a97c02e77546985e05ad1e5f6872b3a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "424880a63ff67e27bf457a475a9b80d1a97c02e77546985e05ad1e5f6872b3a3", kill_on_drop: false }` [INFO] [stdout] 424880a63ff67e27bf457a475a9b80d1a97c02e77546985e05ad1e5f6872b3a3