[INFO] cloning repository https://github.com/SaadDAHMANI/mpalgo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SaadDAHMANI/mpalgo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaadDAHMANI%2Fmpalgo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaadDAHMANI%2Fmpalgo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56236d1b029177fa2052fce50801d9fff577cfc3
[INFO] testing SaadDAHMANI/mpalgo against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaadDAHMANI%2Fmpalgo" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SaadDAHMANI/mpalgo
[INFO] finished tweaking git repo https://github.com/SaadDAHMANI/mpalgo
[INFO] tweaked toml for git repo https://github.com/SaadDAHMANI/mpalgo written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SaadDAHMANI/mpalgo on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SaadDAHMANI/mpalgo 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_distr v0.4.1
[INFO] [stderr]   Downloaded special v0.8.1
[INFO] [stderr]   Downloaded libm v0.2.1
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93daf66f9cea07d39be07fdbb3d34cad2a8dad7ddc0f7f8363e59160769ffb62
[INFO] running `Command { std: "docker" "start" "-a" "93daf66f9cea07d39be07fdbb3d34cad2a8dad7ddc0f7f8363e59160769ffb62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93daf66f9cea07d39be07fdbb3d34cad2a8dad7ddc0f7f8363e59160769ffb62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93daf66f9cea07d39be07fdbb3d34cad2a8dad7ddc0f7f8363e59160769ffb62", kill_on_drop: false }`
[INFO] [stdout] 93daf66f9cea07d39be07fdbb3d34cad2a8dad7ddc0f7f8363e59160769ffb62
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 51074f94894743e97be82154927c860274b91299c7c18ce971ce910e2938b338
[INFO] running `Command { std: "docker" "start" "-a" "51074f94894743e97be82154927c860274b91299c7c18ce971ce910e2938b338", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling special v0.8.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rand_distr v0.4.1
[INFO] [stderr]    Compiling mpalgo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `bestchart`
[INFO] [stdout]   --> src/main.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 |      let (bestfit, bestsolution, bestchart) = mpa(n,kmax,lb,ub,d, &f1);
[INFO] [stdout]    |                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bestchart`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_matrix` is never used
[INFO] [stdout]    --> src/mpa.rs:505:4
[INFO] [stdout]     |
[INFO] [stdout] 505 | fn write_matrix(x: &Vec<Vec<f64>>, message :&str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_vector` is never used
[INFO] [stdout]    --> src/mpa.rs:517:4
[INFO] [stdout]     |
[INFO] [stdout] 517 | fn write_vector(x: &Vec<f64>, message : &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `f2` is never used
[INFO] [stdout]   --> src/main.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn f2(x: &Vec<f64>)-> f64 {
[INFO] [stdout]    |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.79s
[INFO] running `Command { std: "docker" "inspect" "51074f94894743e97be82154927c860274b91299c7c18ce971ce910e2938b338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51074f94894743e97be82154927c860274b91299c7c18ce971ce910e2938b338", kill_on_drop: false }`
[INFO] [stdout] 51074f94894743e97be82154927c860274b91299c7c18ce971ce910e2938b338
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d29e34f1a303596ddcc9ac133da0bd904bcf76ea40fc29ad5bc3f5190eae5205
[INFO] running `Command { std: "docker" "start" "-a" "d29e34f1a303596ddcc9ac133da0bd904bcf76ea40fc29ad5bc3f5190eae5205", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpalgo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `bestchart`
[INFO] [stdout]   --> src/main.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 |      let (bestfit, bestsolution, bestchart) = mpa(n,kmax,lb,ub,d, &f1);
[INFO] [stdout]    |                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bestchart`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_matrix` is never used
[INFO] [stdout]    --> src/mpa.rs:505:4
[INFO] [stdout]     |
[INFO] [stdout] 505 | fn write_matrix(x: &Vec<Vec<f64>>, message :&str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_vector` is never used
[INFO] [stdout]    --> src/mpa.rs:517:4
[INFO] [stdout]     |
[INFO] [stdout] 517 | fn write_vector(x: &Vec<f64>, message : &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `f2` is never used
[INFO] [stdout]   --> src/main.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn f2(x: &Vec<f64>)-> f64 {
[INFO] [stdout]    |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "d29e34f1a303596ddcc9ac133da0bd904bcf76ea40fc29ad5bc3f5190eae5205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29e34f1a303596ddcc9ac133da0bd904bcf76ea40fc29ad5bc3f5190eae5205", kill_on_drop: false }`
[INFO] [stdout] d29e34f1a303596ddcc9ac133da0bd904bcf76ea40fc29ad5bc3f5190eae5205
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5b8f7a4adf386a46618c365febd241b097381f2243df2e5acd754806373da1d3
[INFO] running `Command { std: "docker" "start" "-a" "5b8f7a4adf386a46618c365febd241b097381f2243df2e5acd754806373da1d3", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `bestchart`
[INFO] [stderr]   --> src/main.rs:21:34
[INFO] [stderr]    |
[INFO] [stderr] 21 |      let (bestfit, bestsolution, bestchart) = mpa(n,kmax,lb,ub,d, &f1);
[INFO] [stderr]    |                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bestchart`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `write_matrix` is never used
[INFO] [stderr]    --> src/mpa.rs:505:4
[INFO] [stderr]     |
[INFO] [stderr] 505 | fn write_matrix(x: &Vec<Vec<f64>>, message :&str) {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `write_vector` is never used
[INFO] [stderr]    --> src/mpa.rs:517:4
[INFO] [stderr]     |
[INFO] [stderr] 517 | fn write_vector(x: &Vec<f64>, message : &str) {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `f2` is never used
[INFO] [stderr]   --> src/main.rs:40:4
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn f2(x: &Vec<f64>)-> f64 {
[INFO] [stderr]    |    ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mpalgo` (bin "mpalgo" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mpalgo-28ccab9937c52f88)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5b8f7a4adf386a46618c365febd241b097381f2243df2e5acd754806373da1d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b8f7a4adf386a46618c365febd241b097381f2243df2e5acd754806373da1d3", kill_on_drop: false }`
[INFO] [stdout] 5b8f7a4adf386a46618c365febd241b097381f2243df2e5acd754806373da1d3