[INFO] cloning repository https://github.com/quadruple-output/euleretal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quadruple-output/euleretal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadruple-output%2Feuleretal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadruple-output%2Feuleretal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64a63bce6084ab0e196f84f72c3848d4cca85efd
[INFO] checking quadruple-output/euleretal against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadruple-output%2Feuleretal" "/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/quadruple-output/euleretal on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/quadruple-output/euleretal
[INFO] finished tweaking git repo https://github.com/quadruple-output/euleretal
[INFO] tweaked toml for git repo https://github.com/quadruple-output/euleretal written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/quadruple-output/euleretal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flexi_logger v0.17.1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", 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] 7da7ab028e792aef36eb57fd3270c236faab08ed9b0ccee86c390dfc33b14574
[INFO] running `Command { std: "docker" "start" "-a" "7da7ab028e792aef36eb57fd3270c236faab08ed9b0ccee86c390dfc33b14574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7da7ab028e792aef36eb57fd3270c236faab08ed9b0ccee86c390dfc33b14574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da7ab028e792aef36eb57fd3270c236faab08ed9b0ccee86c390dfc33b14574", kill_on_drop: false }`
[INFO] [stdout] 7da7ab028e792aef36eb57fd3270c236faab08ed9b0ccee86c390dfc33b14574
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 200efbfd4e651b953ae7dd1ea9475d79ce910aba40eb42dc2a4e2b3bd32fff93
[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" "200efbfd4e651b953ae7dd1ea9475d79ce910aba40eb42dc2a4e2b3bd32fff93", kill_on_drop: false }`
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[INFO] [stderr]     Checking euleretal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `numerator`
[INFO] [stdout]  --> src/core/fraction.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     numerator: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `denominator`
[INFO] [stdout]  --> src/core/fraction.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     denominator: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StartingPoint`
[INFO] [stdout]   --> src/core/samples.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     StartingPoint,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CalibrationPoint`
[INFO] [stdout]   --> src/core/samples.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     CalibrationPoint(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EndPoint`
[INFO] [stdout]   --> src/core/samples.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     EndPoint,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CalibrationPoint`
[INFO] [stdout]   --> src/core/samples.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     CalibrationPoint(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_dependency`
[INFO] [stdout]   --> src/core/samples.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn add_dependency(&mut self, dependency: PointDependency) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `numerator`
[INFO] [stdout]  --> src/core/fraction.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     numerator: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `denominator`
[INFO] [stdout]  --> src/core/fraction.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     denominator: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StartingPoint`
[INFO] [stdout]   --> src/core/samples.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     StartingPoint,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CalibrationPoint`
[INFO] [stdout]   --> src/core/samples.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     CalibrationPoint(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EndPoint`
[INFO] [stdout]   --> src/core/samples.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     EndPoint,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CalibrationPoint`
[INFO] [stdout]   --> src/core/samples.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     CalibrationPoint(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_dependency`
[INFO] [stdout]   --> src/core/samples.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn add_dependency(&mut self, dependency: PointDependency) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 00s
[INFO] running `Command { std: "docker" "inspect" "200efbfd4e651b953ae7dd1ea9475d79ce910aba40eb42dc2a4e2b3bd32fff93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "200efbfd4e651b953ae7dd1ea9475d79ce910aba40eb42dc2a4e2b3bd32fff93", kill_on_drop: false }`
[INFO] [stdout] 200efbfd4e651b953ae7dd1ea9475d79ce910aba40eb42dc2a4e2b3bd32fff93