[INFO] updating cached repository https://github.com/aleozlx/la-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24e0dd0f732059a65725fd85e9d5522291750bd8
[INFO] testing aleozlx/la-tutorial against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleozlx%2Fla-tutorial" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aleozlx/la-tutorial on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aleozlx/la-tutorial
[INFO] finished tweaking git repo https://github.com/aleozlx/la-tutorial
[INFO] tweaked toml for git repo https://github.com/aleozlx/la-tutorial written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/aleozlx/la-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 911f439fcaf2b0a79948a1f5e3a459e1ddab78357669645d9b038a7f4b3ae5dd
[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" "911f439fcaf2b0a79948a1f5e3a459e1ddab78357669645d9b038a7f4b3ae5dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "911f439fcaf2b0a79948a1f5e3a459e1ddab78357669645d9b038a7f4b3ae5dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "911f439fcaf2b0a79948a1f5e3a459e1ddab78357669645d9b038a7f4b3ae5dd", kill_on_drop: false }`
[INFO] [stdout] 911f439fcaf2b0a79948a1f5e3a459e1ddab78357669645d9b038a7f4b3ae5dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8064a30873a52a652dd3014de8aea13d3f1e0e88c2444524a387b8053062db71
[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" "8064a30873a52a652dd3014de8aea13d3f1e0e88c2444524a387b8053062db71", kill_on_drop: false }`
[INFO] [stderr]    Compiling la-tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:54:39
[INFO] [stdout]    |
[INFO] [stdout] 54 |     unsafe fn s_product_sum(out: &mut IColumnVector, a: &Matrix, b: &IColumnVector, j: usize) {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^ help: use `dyn`: `dyn IColumnVector`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:54:70
[INFO] [stdout]    |
[INFO] [stdout] 54 |     unsafe fn s_product_sum(out: &mut IColumnVector, a: &Matrix, b: &IColumnVector, j: usize) {
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn IColumnVector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `transpose`
[INFO] [stdout]    --> src/main.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout] 130 |     fn transpose(&self) -> Matrix {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `linear_regression`
[INFO] [stdout]    --> src/main.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn linear_regression(&self, y: &Vec<f32>, theta: &mut Vec<f32>){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "8064a30873a52a652dd3014de8aea13d3f1e0e88c2444524a387b8053062db71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8064a30873a52a652dd3014de8aea13d3f1e0e88c2444524a387b8053062db71", kill_on_drop: false }`
[INFO] [stdout] 8064a30873a52a652dd3014de8aea13d3f1e0e88c2444524a387b8053062db71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d31c4d988adbb18e99f4b021dc0e63691e86f1394bb56526aa96ca8bea723fae
[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" "d31c4d988adbb18e99f4b021dc0e63691e86f1394bb56526aa96ca8bea723fae", kill_on_drop: false }`
[INFO] [stderr]    Compiling la-tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:54:39
[INFO] [stdout]    |
[INFO] [stdout] 54 |     unsafe fn s_product_sum(out: &mut IColumnVector, a: &Matrix, b: &IColumnVector, j: usize) {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^ help: use `dyn`: `dyn IColumnVector`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:54:70
[INFO] [stdout]    |
[INFO] [stdout] 54 |     unsafe fn s_product_sum(out: &mut IColumnVector, a: &Matrix, b: &IColumnVector, j: usize) {
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn IColumnVector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `transpose`
[INFO] [stdout]    --> src/main.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout] 130 |     fn transpose(&self) -> Matrix {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `linear_regression`
[INFO] [stdout]    --> src/main.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn linear_regression(&self, y: &Vec<f32>, theta: &mut Vec<f32>){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "d31c4d988adbb18e99f4b021dc0e63691e86f1394bb56526aa96ca8bea723fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d31c4d988adbb18e99f4b021dc0e63691e86f1394bb56526aa96ca8bea723fae", kill_on_drop: false }`
[INFO] [stdout] d31c4d988adbb18e99f4b021dc0e63691e86f1394bb56526aa96ca8bea723fae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df6b7fd109e38cf6055770d42fe2d3c066ac8d179c2645ae19bc19127ee0f107
[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" "df6b7fd109e38cf6055770d42fe2d3c066ac8d179c2645ae19bc19127ee0f107", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:54:39
[INFO] [stderr]    |
[INFO] [stderr] 54 |     unsafe fn s_product_sum(out: &mut IColumnVector, a: &Matrix, b: &IColumnVector, j: usize) {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^ help: use `dyn`: `dyn IColumnVector`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:54:70
[INFO] [stderr]    |
[INFO] [stderr] 54 |     unsafe fn s_product_sum(out: &mut IColumnVector, a: &Matrix, b: &IColumnVector, j: usize) {
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn IColumnVector`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `transpose`
[INFO] [stderr]    --> src/main.rs:130:8
[INFO] [stderr]     |
[INFO] [stderr] 130 |     fn transpose(&self) -> Matrix {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `linear_regression`
[INFO] [stderr]    --> src/main.rs:142:8
[INFO] [stderr]     |
[INFO] [stderr] 142 |     fn linear_regression(&self, y: &Vec<f32>, theta: &mut Vec<f32>){
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/la_tutorial-d0f8c0cc547a6dd9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df6b7fd109e38cf6055770d42fe2d3c066ac8d179c2645ae19bc19127ee0f107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df6b7fd109e38cf6055770d42fe2d3c066ac8d179c2645ae19bc19127ee0f107", kill_on_drop: false }`
[INFO] [stdout] df6b7fd109e38cf6055770d42fe2d3c066ac8d179c2645ae19bc19127ee0f107