[INFO] cloning repository https://github.com/santifa/rs-examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/santifa/rs-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsantifa%2Frs-examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsantifa%2Frs-examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ce37b7f73eec596b5d70dc29cdaa7ed172891db0 [INFO] testing santifa/rs-examples against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsantifa%2Frs-examples" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/santifa/rs-examples on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/santifa/rs-examples [INFO] finished tweaking git repo https://github.com/santifa/rs-examples [INFO] tweaked toml for git repo https://github.com/santifa/rs-examples written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/santifa/rs-examples already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71aa145110a4d07a72c8527000f783c55378c71d880e3ee723f37931173fc333 [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" "71aa145110a4d07a72c8527000f783c55378c71d880e3ee723f37931173fc333", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71aa145110a4d07a72c8527000f783c55378c71d880e3ee723f37931173fc333", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71aa145110a4d07a72c8527000f783c55378c71d880e3ee723f37931173fc333", kill_on_drop: false }` [INFO] [stdout] 71aa145110a4d07a72c8527000f783c55378c71d880e3ee723f37931173fc333 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aed7d7f2c178acac1ac77aceb06676621123a9c31203d764b5d8631e6ca9145b [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" "aed7d7f2c178acac1ac77aceb06676621123a9c31203d764b5d8631e6ca9145b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling cc v1.0.4 [INFO] [stderr] Compiling num-traits v0.1.42 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling libz-sys v1.0.18 [INFO] [stderr] Compiling num-integer v0.1.35 [INFO] [stderr] Compiling num-iter v0.1.34 [INFO] [stderr] Compiling num v0.1.41 [INFO] [stderr] Compiling chrono v0.4.0 [INFO] [stderr] Compiling flate2 v1.0.1 [INFO] [stderr] Compiling rs-examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/bayes.rs:96:21 [INFO] [stdout] | [INFO] [stdout] 96 | let mut mean = filtered [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/bayes.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | let mut variance = filtered.iter().fold(0., |acc, &x| { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/bin/fb.rs:133:1 [INFO] [stdout] | [INFO] [stdout] 133 | / /// Link external functions provided by the [INFO] [stdout] 134 | | /// kernel which didn't need shared libs. [INFO] [stdout] | |_________________________________________^ [INFO] [stdout] 135 | / extern { [INFO] [stdout] 136 | | pub fn ioctl(fd: c_int, req: c_ulong, info: *mut fb_var_screeninfo) -> c_int; [INFO] [stdout] 137 | | } [INFO] [stdout] | |_- rustdoc does not generate documentation for extern block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/fb.rs:241:21 [INFO] [stdout] | [INFO] [stdout] 241 | let mut glyph = &glyphs[time_bytes[s] as usize]; // use char code to index glyph [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.52s [INFO] running `Command { std: "docker" "inspect" "aed7d7f2c178acac1ac77aceb06676621123a9c31203d764b5d8631e6ca9145b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aed7d7f2c178acac1ac77aceb06676621123a9c31203d764b5d8631e6ca9145b", kill_on_drop: false }` [INFO] [stdout] aed7d7f2c178acac1ac77aceb06676621123a9c31203d764b5d8631e6ca9145b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 39bc30308e3090a532df0bcd78d378e5d67dc7170e201b9aa7dc04548d0d5e7d [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" "39bc30308e3090a532df0bcd78d378e5d67dc7170e201b9aa7dc04548d0d5e7d", kill_on_drop: false }` [INFO] [stderr] Compiling rs-examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/bin/fb.rs:133:1 [INFO] [stdout] | [INFO] [stdout] 133 | / /// Link external functions provided by the [INFO] [stdout] 134 | | /// kernel which didn't need shared libs. [INFO] [stdout] | |_________________________________________^ [INFO] [stdout] 135 | / extern { [INFO] [stdout] 136 | | pub fn ioctl(fd: c_int, req: c_ulong, info: *mut fb_var_screeninfo) -> c_int; [INFO] [stdout] 137 | | } [INFO] [stdout] | |_- rustdoc does not generate documentation for extern block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/fb.rs:241:21 [INFO] [stdout] | [INFO] [stdout] 241 | let mut glyph = &glyphs[time_bytes[s] as usize]; // use char code to index glyph [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/bayes.rs:96:21 [INFO] [stdout] | [INFO] [stdout] 96 | let mut mean = filtered [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/bayes.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | let mut variance = filtered.iter().fold(0., |acc, &x| { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.08s [INFO] [stderr] Executable unittests src/bin/bayes.rs (/opt/rustwide/target/debug/deps/bayes-a23f02665e9bf759) [INFO] [stderr] Executable unittests src/bin/fb.rs (/opt/rustwide/target/debug/deps/fb-fb30eafd2ee7cb8a) [INFO] [stderr] Executable unittests src/bin/type.rs (/opt/rustwide/target/debug/deps/type-eca7748a472b9450) [INFO] running `Command { std: "docker" "inspect" "39bc30308e3090a532df0bcd78d378e5d67dc7170e201b9aa7dc04548d0d5e7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39bc30308e3090a532df0bcd78d378e5d67dc7170e201b9aa7dc04548d0d5e7d", kill_on_drop: false }` [INFO] [stdout] 39bc30308e3090a532df0bcd78d378e5d67dc7170e201b9aa7dc04548d0d5e7d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6df16b14e87549712893387415fe91123f03bbf3ddb9adb148ade900a92cb4e1 [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" "6df16b14e87549712893387415fe91123f03bbf3ddb9adb148ade900a92cb4e1", kill_on_drop: false }` [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/bin/fb.rs:133:1 [INFO] [stderr] | [INFO] [stderr] 133 | / /// Link external functions provided by the [INFO] [stderr] 134 | | /// kernel which didn't need shared libs. [INFO] [stderr] | |_________________________________________^ [INFO] [stderr] 135 | / extern { [INFO] [stderr] 136 | | pub fn ioctl(fd: c_int, req: c_ulong, info: *mut fb_var_screeninfo) -> c_int; [INFO] [stderr] 137 | | } [INFO] [stderr] | |_- rustdoc does not generate documentation for extern block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: use `//` for a plain comment [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/fb.rs:241:21 [INFO] [stderr] | [INFO] [stderr] 241 | let mut glyph = &glyphs[time_bytes[s] as usize]; // use char code to index glyph [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/bayes.rs:96:21 [INFO] [stderr] | [INFO] [stderr] 96 | let mut mean = filtered [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/bayes.rs:101:21 [INFO] [stderr] | [INFO] [stderr] 101 | let mut variance = filtered.iter().fold(0., |acc, &x| { [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `rs-examples` (bin "fb" test) generated 2 warnings [INFO] [stderr] warning: `rs-examples` (bin "bayes" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/bin/bayes.rs (/opt/rustwide/target/debug/deps/bayes-a23f02665e9bf759) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/fb.rs (/opt/rustwide/target/debug/deps/fb-fb30eafd2ee7cb8a) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/type.rs (/opt/rustwide/target/debug/deps/type-eca7748a472b9450) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test::valid_judgement ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6df16b14e87549712893387415fe91123f03bbf3ddb9adb148ade900a92cb4e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6df16b14e87549712893387415fe91123f03bbf3ddb9adb148ade900a92cb4e1", kill_on_drop: false }` [INFO] [stdout] 6df16b14e87549712893387415fe91123f03bbf3ddb9adb148ade900a92cb4e1