[INFO] updating cached repository jakobbeckmann/chans_algorithm [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/jakobbeckmann/chans_algorithm [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/jakobbeckmann/chans_algorithm" "work/ex/beta-1.37-6/sources/1.36.0/gh/jakobbeckmann/chans_algorithm"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jakobbeckmann/chans_algorithm'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jakobbeckmann/chans_algorithm" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jakobbeckmann/chans_algorithm"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jakobbeckmann/chans_algorithm'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] fef9a303f1fd0c2b000af908aff6f956aa224784 [INFO] sha for GitHub repo jakobbeckmann/chans_algorithm: fef9a303f1fd0c2b000af908aff6f956aa224784 [INFO] validating manifest of jakobbeckmann/chans_algorithm on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of jakobbeckmann/chans_algorithm on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing jakobbeckmann/chans_algorithm [INFO] finished frobbing jakobbeckmann/chans_algorithm [INFO] frobbed toml for jakobbeckmann/chans_algorithm written to work/ex/beta-1.37-6/sources/1.36.0/gh/jakobbeckmann/chans_algorithm/Cargo.toml [INFO] started frobbing jakobbeckmann/chans_algorithm [INFO] finished frobbing jakobbeckmann/chans_algorithm [INFO] frobbed toml for jakobbeckmann/chans_algorithm written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jakobbeckmann/chans_algorithm/Cargo.toml [INFO] crate jakobbeckmann/chans_algorithm already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing jakobbeckmann/chans_algorithm against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jakobbeckmann/chans_algorithm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] eaa1abd304cbf5791d974f098d46051fde2103132c72047e5abd71a33b5d611e [INFO] running `"docker" "start" "-a" "eaa1abd304cbf5791d974f098d46051fde2103132c72047e5abd71a33b5d611e"` [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling humantime v1.0.0 [INFO] [stderr] Compiling ordered-float v0.5.0 [INFO] [stderr] Compiling serde_yaml v0.7.1 [INFO] [stderr] Compiling chrono v0.3.0 [INFO] [stderr] Compiling serde-value v0.5.1 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling log4rs v0.7.0 [INFO] [stderr] Compiling chan v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `idx` [INFO] [stderr] --> src/util/chan.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | for idx in 0..parallelism { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_idx` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/io.rs:74:5 [INFO] [stderr] | [INFO] [stderr] 74 | writeln!(file, "{},{}", "x value", "y value"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/io.rs:84:13 [INFO] [stderr] | [INFO] [stderr] 84 | writeln!(file, "{},{}", x, y); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/io.rs:98:5 [INFO] [stderr] | [INFO] [stderr] 98 | writeln!(file, "{},{}", "x value", "y value"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/io.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | writeln!(file, "{},{}", point.x, point.y); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: value assigned to `hull` is never read [INFO] [stderr] --> src/main.rs:36:13 [INFO] [stderr] | [INFO] [stderr] 36 | let mut hull: Vec = Vec::with_capacity(1_000_000); // TODO: this could be made smaller maybe [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.29s [INFO] running `"docker" "inspect" "eaa1abd304cbf5791d974f098d46051fde2103132c72047e5abd71a33b5d611e"` [INFO] running `"docker" "rm" "-f" "eaa1abd304cbf5791d974f098d46051fde2103132c72047e5abd71a33b5d611e"` [INFO] [stdout] eaa1abd304cbf5791d974f098d46051fde2103132c72047e5abd71a33b5d611e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jakobbeckmann/chans_algorithm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] e66a2df0cbf114aa3bd085db7d594a1ed42a36783c238990e2c47303475ee221 [INFO] running `"docker" "start" "-a" "e66a2df0cbf114aa3bd085db7d594a1ed42a36783c238990e2c47303475ee221"` [INFO] [stderr] Compiling chan v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `hull` is never read [INFO] [stderr] --> src/main.rs:36:13 [INFO] [stderr] | [INFO] [stderr] 36 | let mut hull: Vec = Vec::with_capacity(1_000_000); // TODO: this could be made smaller maybe [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/util/chan.rs:147:9 [INFO] [stderr] | [INFO] [stderr] 147 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `idx` [INFO] [stderr] --> src/util/chan.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | for idx in 0..parallelism { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_idx` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/io.rs:74:5 [INFO] [stderr] | [INFO] [stderr] 74 | writeln!(file, "{},{}", "x value", "y value"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/io.rs:84:13 [INFO] [stderr] | [INFO] [stderr] 84 | writeln!(file, "{},{}", x, y); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/io.rs:98:5 [INFO] [stderr] | [INFO] [stderr] 98 | writeln!(file, "{},{}", "x value", "y value"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/io.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | writeln!(file, "{},{}", point.x, point.y); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.69s [INFO] running `"docker" "inspect" "e66a2df0cbf114aa3bd085db7d594a1ed42a36783c238990e2c47303475ee221"` [INFO] running `"docker" "rm" "-f" "e66a2df0cbf114aa3bd085db7d594a1ed42a36783c238990e2c47303475ee221"` [INFO] [stdout] e66a2df0cbf114aa3bd085db7d594a1ed42a36783c238990e2c47303475ee221 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jakobbeckmann/chans_algorithm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 1c7ec71611db27e898345723f5086537bfeaf11a7f6873ab89d6b8b4df7cbc84 [INFO] running `"docker" "start" "-a" "1c7ec71611db27e898345723f5086537bfeaf11a7f6873ab89d6b8b4df7cbc84"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/crater/target/debug/deps/chan-1f05f677cd488bd9 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test util::tests::test_compare ... ok [INFO] [stdout] test util::chan::tests::test_tangent_func ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/chan-c1aa407bc85046aa [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests chan [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 `"docker" "inspect" "1c7ec71611db27e898345723f5086537bfeaf11a7f6873ab89d6b8b4df7cbc84"` [INFO] running `"docker" "rm" "-f" "1c7ec71611db27e898345723f5086537bfeaf11a7f6873ab89d6b8b4df7cbc84"` [INFO] [stdout] 1c7ec71611db27e898345723f5086537bfeaf11a7f6873ab89d6b8b4df7cbc84