[INFO] fetching crate quackin 0.1.1...
[INFO] testing quackin-0.1.1 against nightly-2024-10-28 for randomize-layout
[INFO] extracting crate quackin 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate quackin 0.1.1 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quackin 0.1.1
[INFO] finished tweaking crates.io crate quackin 0.1.1
[INFO] tweaked toml for crates.io crate quackin 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding csv v0.15.0 (available: v1.3.0)
[INFO] [stderr]       Adding sprs v0.4.1 (available: v0.11.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray v0.6.10
[INFO] [stderr]   Downloaded sprs v0.4.1
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41ce81c421e5c144596ec8ad9255409c01ba4e0e6c47445815ad04f7b72f707c
[INFO] running `Command { std: "docker" "start" "-a" "41ce81c421e5c144596ec8ad9255409c01ba4e0e6c47445815ad04f7b72f707c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41ce81c421e5c144596ec8ad9255409c01ba4e0e6c47445815ad04f7b72f707c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41ce81c421e5c144596ec8ad9255409c01ba4e0e6c47445815ad04f7b72f707c", kill_on_drop: false }`
[INFO] [stdout] 41ce81c421e5c144596ec8ad9255409c01ba4e0e6c47445815ad04f7b72f707c
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdb74e5a1e99534ee4c0abba34e0ef44dc4bbc51f5603517c670cabfc9314d7e
[INFO] running `Command { std: "docker" "start" "-a" "cdb74e5a1e99534ee4c0abba34e0ef44dc4bbc51f5603517c670cabfc9314d7e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ndarray v0.6.10
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling sprs v0.4.1
[INFO] [stderr]    Compiling quackin v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of unstable library feature 'rustc_encodable_decodable': derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]   --> src/data/mod.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 | #[derive(RustcDecodable)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout]    = note: `#[deny(soft_unstable)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/data/mod.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 | #[derive(RustcDecodable)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/data/mod.rs:109:22
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let mut reader = try!(csv::Reader::from_file(path)).has_headers(has_headers).delimiter(del);
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/recommender/mod.rs:40:48
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let mut pre_vectors = HashMap::<usize, (BTreeMap<usize, f64>)>::new();
[INFO] [stdout]    |                                                ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -         let mut pre_vectors = HashMap::<usize, (BTreeMap<usize, f64>)>::new();
[INFO] [stdout] 40 +         let mut pre_vectors = HashMap::<usize, BTreeMap<usize, f64>>::new();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/recommender/mod.rs:95:26
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let user_index = try!(self.user_indices.get(user_id).ok_or("User not found"));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/recommender/mod.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let item_index = try!(self.item_indices.get(item_id).ok_or("Item not found"));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quackin` (lib) due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cdb74e5a1e99534ee4c0abba34e0ef44dc4bbc51f5603517c670cabfc9314d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdb74e5a1e99534ee4c0abba34e0ef44dc4bbc51f5603517c670cabfc9314d7e", kill_on_drop: false }`
[INFO] [stdout] cdb74e5a1e99534ee4c0abba34e0ef44dc4bbc51f5603517c670cabfc9314d7e
