[INFO] updating cached repository https://github.com/jeremyletang/trueskill-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9ef44f2c5695636836303c7cb1fdede1ac7804cd [INFO] checking jeremyletang/trueskill-rs against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremyletang%2Ftrueskill-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeremyletang/trueskill-rs on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jeremyletang/trueskill-rs [INFO] finished tweaking git repo https://github.com/jeremyletang/trueskill-rs [INFO] tweaked toml for git repo https://github.com/jeremyletang/trueskill-rs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/jeremyletang/trueskill-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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] f19ebf07ab5911ab5564284642164f8031934d892210b0418a316a7ff9faef3e [INFO] running `Command { std: "docker" "start" "-a" "f19ebf07ab5911ab5564284642164f8031934d892210b0418a316a7ff9faef3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f19ebf07ab5911ab5564284642164f8031934d892210b0418a316a7ff9faef3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f19ebf07ab5911ab5564284642164f8031934d892210b0418a316a7ff9faef3e", kill_on_drop: false }` [INFO] [stdout] f19ebf07ab5911ab5564284642164f8031934d892210b0418a316a7ff9faef3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 2f137b434e4a46df51f25051a0750ba7f6b6d841bf75b014524e2261cbcf66c0 [INFO] running `Command { std: "docker" "start" "-a" "2f137b434e4a46df51f25051a0750ba7f6b6d841bf75b014524e2261cbcf66c0", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.3.0 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling num-rational v0.3.0 [INFO] [stderr] Checking num-complex v0.3.0 [INFO] [stderr] Checking num v0.3.0 [INFO] [stderr] Checking trueskill v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/math.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | / (F::one() / (cast::(2f64).unwrap() * [INFO] [stdout] 32 | | cast::(::std::f64::consts::PI).unwrap()).sqrt() * sigma_.abs() * [INFO] [stdout] 33 | | (-((((x - mu_) / sigma_.abs())).powi(2) / cast::(2f64).unwrap())).exp()) [INFO] [stdout] | |____________________________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 31 | F::one() / (cast::(2f64).unwrap() * [INFO] [stdout] 32 | cast::(::std::f64::consts::PI).unwrap()).sqrt() * sigma_.abs() * [INFO] [stdout] 33 | (-((((x - mu_) / sigma_.abs())).powi(2) / cast::(2f64).unwrap())).exp() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `complementary_error_inv` [INFO] [stdout] --> src/math.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn complementary_error_inv(mut y: F) -> F { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cumulative_distribution_inv` [INFO] [stdout] --> src/math.rs:60:4 [INFO] [stdout] | [INFO] [stdout] 60 | fn cumulative_distribution_inv(x: F, mu: Option, sigma: Option) -> F { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/math.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | / (F::one() / (cast::(2f64).unwrap() * [INFO] [stdout] 32 | | cast::(::std::f64::consts::PI).unwrap()).sqrt() * sigma_.abs() * [INFO] [stdout] 33 | | (-((((x - mu_) / sigma_.abs())).powi(2) / cast::(2f64).unwrap())).exp()) [INFO] [stdout] | |____________________________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 31 | F::one() / (cast::(2f64).unwrap() * [INFO] [stdout] 32 | cast::(::std::f64::consts::PI).unwrap()).sqrt() * sigma_.abs() * [INFO] [stdout] 33 | (-((((x - mu_) / sigma_.abs())).powi(2) / cast::(2f64).unwrap())).exp() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `complementary_error` [INFO] [stdout] --> src/math.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn complementary_error(x: F) -> F { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cumulative_distribution` [INFO] [stdout] --> src/math.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn cumulative_distribution(x: F, mu: Option, sigma: Option) -> F { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `probability_density` [INFO] [stdout] --> src/math.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn probability_density(x: F, mu: Option, sigma: Option) -> F { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `complementary_error_inv` [INFO] [stdout] --> src/math.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn complementary_error_inv(mut y: F) -> F { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cumulative_distribution_inv` [INFO] [stdout] --> src/math.rs:60:4 [INFO] [stdout] | [INFO] [stdout] 60 | fn cumulative_distribution_inv(x: F, mu: Option, sigma: Option) -> F { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.94s [INFO] running `Command { std: "docker" "inspect" "2f137b434e4a46df51f25051a0750ba7f6b6d841bf75b014524e2261cbcf66c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f137b434e4a46df51f25051a0750ba7f6b6d841bf75b014524e2261cbcf66c0", kill_on_drop: false }` [INFO] [stdout] 2f137b434e4a46df51f25051a0750ba7f6b6d841bf75b014524e2261cbcf66c0