[INFO] cloning repository https://github.com/4hh/solid-meme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/4hh/solid-meme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4hh%2Fsolid-meme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4hh%2Fsolid-meme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8b29a607b20468e7507d0dee0cde1be1683fee6
[INFO] checking 4hh/solid-meme against master#9b81629631b382fd49ee3a20ac47797b1467e52d for pr-146095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4hh%2Fsolid-meme" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/4hh/solid-meme
[INFO] finished tweaking git repo https://github.com/4hh/solid-meme
[INFO] tweaked toml for git repo https://github.com/4hh/solid-meme written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/4hh/solid-meme on toolchain 9b81629631b382fd49ee3a20ac47797b1467e52d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b81629631b382fd49ee3a20ac47797b1467e52d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/4hh/solid-meme 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" "+9b81629631b382fd49ee3a20ac47797b1467e52d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded escargot v0.5.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+9b81629631b382fd49ee3a20ac47797b1467e52d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 869d32b66cd2f7d4e670592e563e7858eb4f962920dcb832be134211a3c1ba14
[INFO] running `Command { std: "docker" "start" "-a" "869d32b66cd2f7d4e670592e563e7858eb4f962920dcb832be134211a3c1ba14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "869d32b66cd2f7d4e670592e563e7858eb4f962920dcb832be134211a3c1ba14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "869d32b66cd2f7d4e670592e563e7858eb4f962920dcb832be134211a3c1ba14", kill_on_drop: false }`
[INFO] [stdout] 869d32b66cd2f7d4e670592e563e7858eb4f962920dcb832be134211a3c1ba14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+9b81629631b382fd49ee3a20ac47797b1467e52d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0646e59a602cc73b3c2bae2b83c62510fea7fd560d704c4594ff0d4c2b6a8d8
[INFO] running `Command { std: "docker" "start" "-a" "a0646e59a602cc73b3c2bae2b83c62510fea7fd560d704c4594ff0d4c2b6a8d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling escargot v0.5.15
[INFO] [stderr]     Checking task_packages v0.1.0 (/opt/rustwide/workdir/TicketV2/Packages/Task)
[INFO] [stderr]     Checking task_traits_intro v0.1.0 (/opt/rustwide/workdir/Traits/Introduction/Traits - Introduction)
[INFO] [stderr]     Checking task_vectors v0.1.0 (/opt/rustwide/workdir/TicketManagement/Vectors/Task)
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking task_panics v0.1.0 (/opt/rustwide/workdir/ABasicCalculator/Panics/Task)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> TicketManagement/Vectors/Task/src/lib.rs:13:29
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn fibonacci(n: u32) -> u32 {
[INFO] [stdout]    |        ---------            ^^^ expected `u32`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout] help: consider returning the local binding `n`
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn fibonacci(n: u32) -> u32 {
[INFO] [stdout] 14 ~     n
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `task_vectors` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a0646e59a602cc73b3c2bae2b83c62510fea7fd560d704c4594ff0d4c2b6a8d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0646e59a602cc73b3c2bae2b83c62510fea7fd560d704c4594ff0d4c2b6a8d8", kill_on_drop: false }`
[INFO] [stdout] a0646e59a602cc73b3c2bae2b83c62510fea7fd560d704c4594ff0d4c2b6a8d8
