[INFO] cloning repository https://github.com/srenevey/ode-solvers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/srenevey/ode-solvers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrenevey%2Fode-solvers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrenevey%2Fode-solvers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b46c7d7b7ff828c12b8a0ea289cbc69ba0a7f030
[INFO] checking srenevey/ode-solvers against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrenevey%2Fode-solvers" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/srenevey/ode-solvers on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/srenevey/ode-solvers
[INFO] finished tweaking git repo https://github.com/srenevey/ode-solvers
[INFO] tweaked toml for git repo https://github.com/srenevey/ode-solvers written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/srenevey/ode-solvers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a8de5d2df341a878c07da2d3d814e5becc294d882d587d75454a654ea14d33b
[INFO] running `Command { std: "docker" "start" "-a" "7a8de5d2df341a878c07da2d3d814e5becc294d882d587d75454a654ea14d33b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a8de5d2df341a878c07da2d3d814e5becc294d882d587d75454a654ea14d33b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8de5d2df341a878c07da2d3d814e5becc294d882d587d75454a654ea14d33b", kill_on_drop: false }`
[INFO] [stdout] 7a8de5d2df341a878c07da2d3d814e5becc294d882d587d75454a654ea14d33b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a9640919a82da718b8d59ca99f7cc5f8350a4af3ff4d6569ed8b6d16aed804a
[INFO] running `Command { std: "docker" "start" "-a" "2a9640919a82da718b8d59ca99f7cc5f8350a4af3ff4d6569ed8b6d16aed804a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]     Checking wide v0.7.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking simba v0.5.1
[INFO] [stderr]     Checking simba v0.6.0
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking nalgebra v0.29.0
[INFO] [stderr]     Checking ode_solvers v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `order`
[INFO] [stdout]    --> src/butcher_tableau.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub order: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `order`
[INFO] [stdout]    --> src/butcher_tableau.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub order: i32,
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6m 10s
[INFO] running `Command { std: "docker" "inspect" "2a9640919a82da718b8d59ca99f7cc5f8350a4af3ff4d6569ed8b6d16aed804a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9640919a82da718b8d59ca99f7cc5f8350a4af3ff4d6569ed8b6d16aed804a", kill_on_drop: false }`
[INFO] [stdout] 2a9640919a82da718b8d59ca99f7cc5f8350a4af3ff4d6569ed8b6d16aed804a
