[INFO] cloning repository https://github.com/katat/fri
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/katat/fri" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatat%2Ffri", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatat%2Ffri'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f23835275ce41a88dcc3263a29cc82c3ac932018
[INFO] testing katat/fri 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%2Fkatat%2Ffri" "/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/katat/fri
[INFO] finished tweaking git repo https://github.com/katat/fri
[INFO] tweaked toml for git repo https://github.com/katat/fri written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/katat/fri 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/katat/fri 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] 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] c584598a4b592b88dcd796de8e997314585575c68f077f304b41f74c37a11b18
[INFO] running `Command { std: "docker" "start" "-a" "c584598a4b592b88dcd796de8e997314585575c68f077f304b41f74c37a11b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c584598a4b592b88dcd796de8e997314585575c68f077f304b41f74c37a11b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c584598a4b592b88dcd796de8e997314585575c68f077f304b41f74c37a11b18", kill_on_drop: false }`
[INFO] [stdout] c584598a4b592b88dcd796de8e997314585575c68f077f304b41f74c37a11b18
[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] e334b51dd1e3b807047466cad4db588cb56a6dcc643874e703c8f896e0ff0f45
[INFO] running `Command { std: "docker" "start" "-a" "e334b51dd1e3b807047466cad4db588cb56a6dcc643874e703c8f896e0ff0f45", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Polynomial` is never constructed
[INFO] [stdout]  --> src/poly.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Polynomial {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Polynomial` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `evaluate`, and `add` are never used
[INFO] [stdout]   --> src/poly.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl Polynomial {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 9  |     // Constructor for the Polynomial struct
[INFO] [stdout] 10 |     pub fn new(coefficients: Vec<i32>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn evaluate(&self, x: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn add(&self, other: &Polynomial) -> Polynomial {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DisplayPolynomial` is never used
[INFO] [stdout]   --> src/poly.rs:43:7
[INFO] [stdout]    |
[INFO] [stdout] 43 | trait DisplayPolynomial {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fold_polynomial` is never used
[INFO] [stdout]   --> src/poly.rs:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn fold_polynomial(poly: &Polynomial, beta: i32) -> Polynomial {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recursively_fold_polynomials` is never used
[INFO] [stdout]   --> src/poly.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn recursively_fold_polynomials(poly: Polynomial, beta: i32) -> Vec<Polynomial> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_layers` is never used
[INFO] [stdout]    --> src/poly.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn create_layers(x_values: &[i32], poly_by_layer: Vec<Polynomial>) -> Vec<HashMap<i32, i32>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_layers` is never used
[INFO] [stdout]    --> src/poly.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn check_layers(layer_evals: &[HashMap<i32, i32>], query: i32, beta: i32) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "e334b51dd1e3b807047466cad4db588cb56a6dcc643874e703c8f896e0ff0f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e334b51dd1e3b807047466cad4db588cb56a6dcc643874e703c8f896e0ff0f45", kill_on_drop: false }`
[INFO] [stdout] e334b51dd1e3b807047466cad4db588cb56a6dcc643874e703c8f896e0ff0f45
[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] 221d598ed497a4acccf616292442053d46c42b648b573bf2fab10eb070a2f7c7
[INFO] running `Command { std: "docker" "start" "-a" "221d598ed497a4acccf616292442053d46c42b648b573bf2fab10eb070a2f7c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Polynomial` is never constructed
[INFO] [stdout]  --> src/poly.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Polynomial {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Polynomial` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `evaluate`, and `add` are never used
[INFO] [stdout]   --> src/poly.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl Polynomial {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 9  |     // Constructor for the Polynomial struct
[INFO] [stdout] 10 |     pub fn new(coefficients: Vec<i32>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn evaluate(&self, x: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn add(&self, other: &Polynomial) -> Polynomial {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DisplayPolynomial` is never used
[INFO] [stdout]   --> src/poly.rs:43:7
[INFO] [stdout]    |
[INFO] [stdout] 43 | trait DisplayPolynomial {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fold_polynomial` is never used
[INFO] [stdout]   --> src/poly.rs:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn fold_polynomial(poly: &Polynomial, beta: i32) -> Polynomial {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recursively_fold_polynomials` is never used
[INFO] [stdout]   --> src/poly.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn recursively_fold_polynomials(poly: Polynomial, beta: i32) -> Vec<Polynomial> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_layers` is never used
[INFO] [stdout]    --> src/poly.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn create_layers(x_values: &[i32], poly_by_layer: Vec<Polynomial>) -> Vec<HashMap<i32, i32>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_layers` is never used
[INFO] [stdout]    --> src/poly.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn check_layers(layer_evals: &[HashMap<i32, i32>], query: i32, beta: i32) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "221d598ed497a4acccf616292442053d46c42b648b573bf2fab10eb070a2f7c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "221d598ed497a4acccf616292442053d46c42b648b573bf2fab10eb070a2f7c7", kill_on_drop: false }`
[INFO] [stdout] 221d598ed497a4acccf616292442053d46c42b648b573bf2fab10eb070a2f7c7
[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] 2c1c30a6ca622652e2a8ee2ac23fc7b2fcc9ac05f10a3d42c27a8df08e48ee7b
[INFO] running `Command { std: "docker" "start" "-a" "2c1c30a6ca622652e2a8ee2ac23fc7b2fcc9ac05f10a3d42c27a8df08e48ee7b", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Polynomial` is never constructed
[INFO] [stderr]  --> src/poly.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct Polynomial {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Polynomial` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `evaluate`, and `add` are never used
[INFO] [stderr]   --> src/poly.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 8  | impl Polynomial {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 9  |     // Constructor for the Polynomial struct
[INFO] [stderr] 10 |     pub fn new(coefficients: Vec<i32>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     pub fn evaluate(&self, x: i32) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 22 |     pub fn add(&self, other: &Polynomial) -> Polynomial {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `DisplayPolynomial` is never used
[INFO] [stderr]   --> src/poly.rs:43:7
[INFO] [stderr]    |
[INFO] [stderr] 43 | trait DisplayPolynomial {
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `fold_polynomial` is never used
[INFO] [stderr]   --> src/poly.rs:77:4
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn fold_polynomial(poly: &Polynomial, beta: i32) -> Polynomial {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `recursively_fold_polynomials` is never used
[INFO] [stderr]   --> src/poly.rs:93:4
[INFO] [stderr]    |
[INFO] [stderr] 93 | fn recursively_fold_polynomials(poly: Polynomial, beta: i32) -> Vec<Polynomial> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_layers` is never used
[INFO] [stderr]    --> src/poly.rs:112:4
[INFO] [stderr]     |
[INFO] [stderr] 112 | fn create_layers(x_values: &[i32], poly_by_layer: Vec<Polynomial>) -> Vec<HashMap<i32, i32>> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `check_layers` is never used
[INFO] [stderr]    --> src/poly.rs:165:4
[INFO] [stderr]     |
[INFO] [stderr] 165 | fn check_layers(layer_evals: &[HashMap<i32, i32>], query: i32, beta: i32) {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `demo` (lib) generated 7 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/demo-00c55131bb201ced)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test poly::naive_query ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2c1c30a6ca622652e2a8ee2ac23fc7b2fcc9ac05f10a3d42c27a8df08e48ee7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c1c30a6ca622652e2a8ee2ac23fc7b2fcc9ac05f10a3d42c27a8df08e48ee7b", kill_on_drop: false }`
[INFO] [stdout] 2c1c30a6ca622652e2a8ee2ac23fc7b2fcc9ac05f10a3d42c27a8df08e48ee7b