[INFO] cloning repository https://github.com/KongBorup/fourier-transform-sop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KongBorup/fourier-transform-sop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKongBorup%2Ffourier-transform-sop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKongBorup%2Ffourier-transform-sop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc3185b0cae8e15018487e7f5c4eeaf1c722ec62
[INFO] testing KongBorup/fourier-transform-sop against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKongBorup%2Ffourier-transform-sop" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KongBorup/fourier-transform-sop on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KongBorup/fourier-transform-sop
[INFO] finished tweaking git repo https://github.com/KongBorup/fourier-transform-sop
[INFO] tweaked toml for git repo https://github.com/KongBorup/fourier-transform-sop written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/KongBorup/fourier-transform-sop already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ryu v1.0.1
[INFO] [stderr]   Downloaded bstr v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00836f03709e6925f0d74728c6d46c68ea65ceda7584305923d7b2fbea96610e
[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" "00836f03709e6925f0d74728c6d46c68ea65ceda7584305923d7b2fbea96610e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00836f03709e6925f0d74728c6d46c68ea65ceda7584305923d7b2fbea96610e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00836f03709e6925f0d74728c6d46c68ea65ceda7584305923d7b2fbea96610e", kill_on_drop: false }`
[INFO] [stdout] 00836f03709e6925f0d74728c6d46c68ea65ceda7584305923d7b2fbea96610e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fc598f26d54c1b4c4f326fcb6a0b8017eb5415910e52799bb283e20ded09886
[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" "4fc598f26d54c1b4c4f326fcb6a0b8017eb5415910e52799bb283e20ded09886", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling ryu v1.0.1
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling fourier-sop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `plot`
[INFO] [stdout]  --> src/graphing.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn plot(t: &[f64], x: &[Complex<f64>], f: &[f64], X: &[Complex<f64>]) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.58s
[INFO] running `Command { std: "docker" "inspect" "4fc598f26d54c1b4c4f326fcb6a0b8017eb5415910e52799bb283e20ded09886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc598f26d54c1b4c4f326fcb6a0b8017eb5415910e52799bb283e20ded09886", kill_on_drop: false }`
[INFO] [stdout] 4fc598f26d54c1b4c4f326fcb6a0b8017eb5415910e52799bb283e20ded09886
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fdf508c06174b6367ba7c1d5087195b0e1ac0aee7435b862e7116a98c92ce2c
[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" "2fdf508c06174b6367ba7c1d5087195b0e1ac0aee7435b862e7116a98c92ce2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling fourier-sop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `plot`
[INFO] [stdout]  --> src/graphing.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn plot(t: &[f64], x: &[Complex<f64>], f: &[f64], X: &[Complex<f64>]) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "2fdf508c06174b6367ba7c1d5087195b0e1ac0aee7435b862e7116a98c92ce2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fdf508c06174b6367ba7c1d5087195b0e1ac0aee7435b862e7116a98c92ce2c", kill_on_drop: false }`
[INFO] [stdout] 2fdf508c06174b6367ba7c1d5087195b0e1ac0aee7435b862e7116a98c92ce2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", 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] b24721a7d1856a2eb23f8962c84d43257a302e6117a92955977a9fb46ddf5bf5
[INFO] running `Command { std: "docker" "start" "-a" "b24721a7d1856a2eb23f8962c84d43257a302e6117a92955977a9fb46ddf5bf5", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `plot`
[INFO] [stderr]  --> src/graphing.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn plot(t: &[f64], x: &[Complex<f64>], f: &[f64], X: &[Complex<f64>]) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fourier_sop-2ec3d44abdecea26
[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" "b24721a7d1856a2eb23f8962c84d43257a302e6117a92955977a9fb46ddf5bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b24721a7d1856a2eb23f8962c84d43257a302e6117a92955977a9fb46ddf5bf5", kill_on_drop: false }`
[INFO] [stdout] b24721a7d1856a2eb23f8962c84d43257a302e6117a92955977a9fb46ddf5bf5