[INFO] cloning repository https://github.com/t-shin-komae/rmath
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t-shin-komae/rmath" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-shin-komae%2Frmath", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-shin-komae%2Frmath'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c6bc4385596d3f5f27bc5b07ff1923feefb8919
[INFO] testing t-shin-komae/rmath against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-shin-komae%2Frmath" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/t-shin-komae/rmath on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/t-shin-komae/rmath
[INFO] finished tweaking git repo https://github.com/t-shin-komae/rmath
[INFO] tweaked toml for git repo https://github.com/t-shin-komae/rmath written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/t-shin-komae/rmath already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abc911a04c8cfa850222ad6167a719a80f00f4765a9c35db40cd29601feb7639
[INFO] running `Command { std: "docker" "start" "-a" "abc911a04c8cfa850222ad6167a719a80f00f4765a9c35db40cd29601feb7639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abc911a04c8cfa850222ad6167a719a80f00f4765a9c35db40cd29601feb7639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abc911a04c8cfa850222ad6167a719a80f00f4765a9c35db40cd29601feb7639", kill_on_drop: false }`
[INFO] [stdout] abc911a04c8cfa850222ad6167a719a80f00f4765a9c35db40cd29601feb7639
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5210be423f465c7b44755ab048de9d33ae7d6c3dad54b57ab1408a34412dd75
[INFO] running `Command { std: "docker" "start" "-a" "f5210be423f465c7b44755ab048de9d33ae7d6c3dad54b57ab1408a34412dd75", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling matrix-trait v0.1.0 (/opt/rustwide/workdir/matrix-trait)
[INFO] [stderr]    Compiling sparse v0.1.0 (/opt/rustwide/workdir/sparse)
[INFO] [stdout] error[E0432]: unresolved import `crate::coo`
[INFO] [stdout]  --> sparse/src/dok.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::coo::Coordinate;
[INFO] [stdout]   |            ^^^ could not find `coo` in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::coo`
[INFO] [stdout]    --> sparse/src/csr.rs:153:12
[INFO] [stdout]     |
[INFO] [stdout] 153 | use crate::coo::{Coo,Coordinate};
[INFO] [stdout]     |            ^^^ could not find `coo` in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mul`
[INFO] [stdout]  --> sparse/src/csr.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     Add,Sub,Mul,Neg
[INFO] [stdout]   |             ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot multiply `T` by `T`
[INFO] [stdout]   --> sparse/src/csr.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     type Scalar = T;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ no implementation for `T * T`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/workdir/matrix-trait/src/lib.rs:9:30
[INFO] [stdout]    |
[INFO] [stdout] 9  |     type Scalar:Copy+Add+Sub+Mul;
[INFO] [stdout]    |                              --- required by this bound in `matrix_trait::Vector::Scalar`
[INFO] [stdout]    |
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<T:Copy+Zero+Add<Output=T>+Sub<Output=T>+Neg<Output=T> + std::ops::Mul> Vector for CsrVec<T> { 
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> sparse/src/dok.rs:30:18
[INFO] [stdout]    |
[INFO] [stdout] 30 |             data:HashMap::new()
[INFO] [stdout]    |                  ^^^^^^^^^^^^ cannot infer type for type parameter `K`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_zero` found for reference `&T` in the current scope
[INFO] [stdout]   --> sparse/src/dok.rs:87:45
[INFO] [stdout]    |
[INFO] [stdout] 87 |             other.data.get(key).map_or(lval.is_zero(),|rval| *lval == *rval)
[INFO] [stdout]    |                                             ^^^^^^^ method not found in `&T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_zero` found for reference `&T` in the current scope
[INFO] [stdout]   --> sparse/src/dok.rs:90:44
[INFO] [stdout]    |
[INFO] [stdout] 90 |             self.data.get(key).map_or(rval.is_zero(),|lval| *rval == *lval)
[INFO] [stdout]    |                                            ^^^^^^^ method not found in `&T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_zero` found for reference `&&T` in the current scope
[INFO] [stdout]   --> sparse/src/csr.rs:12:81
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let data:Vec<(usize,T)>  = src.iter().enumerate().filter(|(_,val)| !val.is_zero()).map(|(i,&val)| (i,val)).collect();
[INFO] [stdout]    |                                                                                 ^^^^^^^ method not found in `&&T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_zero` found for reference `&T` in the current scope
[INFO] [stdout]    --> sparse/src/csr.rs:124:55
[INFO] [stdout]     |
[INFO] [stdout] 124 |         self.sub(other).data.iter().all(|(_,val)| val.is_zero())
[INFO] [stdout]     |                                                       ^^^^^^^ method not found in `&T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0282, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sparse`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f5210be423f465c7b44755ab048de9d33ae7d6c3dad54b57ab1408a34412dd75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5210be423f465c7b44755ab048de9d33ae7d6c3dad54b57ab1408a34412dd75", kill_on_drop: false }`
[INFO] [stdout] f5210be423f465c7b44755ab048de9d33ae7d6c3dad54b57ab1408a34412dd75
