[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] checking t-shin-komae/rmath against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-shin-komae%2Frmath" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/t-shin-komae/rmath on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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-6/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 591b85d315b0910c44a3bc5e6b0fb1e20e207498f0ce97f542b64089bd420773
[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" "591b85d315b0910c44a3bc5e6b0fb1e20e207498f0ce97f542b64089bd420773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "591b85d315b0910c44a3bc5e6b0fb1e20e207498f0ce97f542b64089bd420773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "591b85d315b0910c44a3bc5e6b0fb1e20e207498f0ce97f542b64089bd420773", kill_on_drop: false }`
[INFO] [stdout] 591b85d315b0910c44a3bc5e6b0fb1e20e207498f0ce97f542b64089bd420773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be35e94f48b924b6d543a55bda1165c1a43d0818ff1be4674261badfba8ccd5a
[INFO] running `Command { std: "docker" "start" "-a" "be35e94f48b924b6d543a55bda1165c1a43d0818ff1be4674261badfba8ccd5a", kill_on_drop: false }`
[INFO] [stderr]     Checking matrix-trait v0.1.0 (/opt/rustwide/workdir/matrix-trait)
[INFO] [stderr]     Checking 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]   |            ^^^ maybe a missing crate `coo`?
[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]     |            ^^^ maybe a missing crate `coo`?
[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[E0432]: unresolved import `crate::coo`
[INFO] [stdout]  --> sparse/src/dok.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::coo::Coordinate;
[INFO] [stdout]   |            ^^^ maybe a missing crate `coo`?
[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]     |            ^^^ maybe a missing crate `coo`?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::coo`
[INFO] [stdout]    --> sparse/src/csr.rs:224:20
[INFO] [stdout]     |
[INFO] [stdout] 224 |         use crate::coo::Coo;
[INFO] [stdout]     |                    ^^^ maybe a missing crate `coo`?
[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> + 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] [stderr] warning: build failed, waiting for other jobs to finish...
[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 9 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: build failed
[INFO] running `Command { std: "docker" "inspect" "be35e94f48b924b6d543a55bda1165c1a43d0818ff1be4674261badfba8ccd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be35e94f48b924b6d543a55bda1165c1a43d0818ff1be4674261badfba8ccd5a", kill_on_drop: false }`
[INFO] [stdout] be35e94f48b924b6d543a55bda1165c1a43d0818ff1be4674261badfba8ccd5a