[INFO] cloning repository https://github.com/jmmaloney4/rps-ngrams [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmmaloney4/rps-ngrams" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmmaloney4%2Frps-ngrams", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmmaloney4%2Frps-ngrams'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 678165f74aedffb25c100ab03f0ecff071731d22 [INFO] testing jmmaloney4/rps-ngrams against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmmaloney4%2Frps-ngrams" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jmmaloney4/rps-ngrams [INFO] finished tweaking git repo https://github.com/jmmaloney4/rps-ngrams [INFO] tweaked toml for git repo https://github.com/jmmaloney4/rps-ngrams written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jmmaloney4/rps-ngrams on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jmmaloney4/rps-ngrams already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded snafu-derive v0.7.1 [INFO] [stderr] Downloaded snafu v0.7.1 [INFO] [stderr] Downloaded newline-converter v0.2.0 [INFO] [stderr] Downloaded inquire v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 463779b3207569a55b44aa0ebcc66444c5f51b5abf67184bd4a85213eda807a9 [INFO] running `Command { std: "docker" "start" "-a" "463779b3207569a55b44aa0ebcc66444c5f51b5abf67184bd4a85213eda807a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "463779b3207569a55b44aa0ebcc66444c5f51b5abf67184bd4a85213eda807a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "463779b3207569a55b44aa0ebcc66444c5f51b5abf67184bd4a85213eda807a9", kill_on_drop: false }` [INFO] [stdout] 463779b3207569a55b44aa0ebcc66444c5f51b5abf67184bd4a85213eda807a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 3f7e1164fc51d0c277960adb3461c0712e28a6b3bcf3ad0c2f095bd6968607d5 [INFO] running `Command { std: "docker" "start" "-a" "3f7e1164fc51d0c277960adb3461c0712e28a6b3bcf3ad0c2f095bd6968607d5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling smallvec v1.9.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling either v1.8.0 [INFO] [stderr] Compiling newline-converter v0.2.0 [INFO] [stderr] Compiling dyn-clone v1.0.9 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling mio v0.8.4 [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling signal-hook-mio v0.2.3 [INFO] [stderr] Compiling crossterm v0.25.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling thiserror-impl v1.0.32 [INFO] [stderr] Compiling snafu-derive v0.7.1 [INFO] [stderr] Compiling thiserror v1.0.32 [INFO] [stderr] Compiling inquire v0.3.0 [INFO] [stderr] Compiling snafu v0.7.1 [INFO] [stderr] Compiling rps-ngram v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ArrayLength` and `GenericArray` [INFO] [stdout] --> src/main.rs:6:21 [INFO] [stdout] | [INFO] [stdout] 6 | use generic_array::{ArrayLength, GenericArray}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:211:5 [INFO] [stdout] | [INFO] [stdout] 200 | / loop { [INFO] [stdout] 201 | | let res = turn(&mut human, &mut cpu)?; [INFO] [stdout] 202 | | results.push(res); [INFO] [stdout] 203 | | let winrate = results.iter().fold((0, 0), |(w, t), r| match r { [INFO] [stdout] ... | [INFO] [stdout] 208 | | println!("{}", (winrate.0 as f64) / (winrate.1 as f64)); [INFO] [stdout] 209 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 210 | [INFO] [stdout] 211 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RNGPlayer` is never constructed [INFO] [stdout] --> src/main.rs:83:8 [INFO] [stdout] | [INFO] [stdout] 83 | struct RNGPlayer {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `ngrams` is never used [INFO] [stdout] --> src/main.rs:117:8 [INFO] [stdout] | [INFO] [stdout] 116 | impl NGramsPlayer { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 117 | fn ngrams(n: usize) -> Vec> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.23s [INFO] running `Command { std: "docker" "inspect" "3f7e1164fc51d0c277960adb3461c0712e28a6b3bcf3ad0c2f095bd6968607d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f7e1164fc51d0c277960adb3461c0712e28a6b3bcf3ad0c2f095bd6968607d5", kill_on_drop: false }` [INFO] [stdout] 3f7e1164fc51d0c277960adb3461c0712e28a6b3bcf3ad0c2f095bd6968607d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 209bd4cce31eff8bcedc3e81b34fa9f9248fff815532f96256354d1365b4fd99 [INFO] running `Command { std: "docker" "start" "-a" "209bd4cce31eff8bcedc3e81b34fa9f9248fff815532f96256354d1365b4fd99", kill_on_drop: false }` [INFO] [stderr] Compiling rps-ngram v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ArrayLength` and `GenericArray` [INFO] [stdout] --> src/main.rs:6:21 [INFO] [stdout] | [INFO] [stdout] 6 | use generic_array::{ArrayLength, GenericArray}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:211:5 [INFO] [stdout] | [INFO] [stdout] 200 | / loop { [INFO] [stdout] 201 | | let res = turn(&mut human, &mut cpu)?; [INFO] [stdout] 202 | | results.push(res); [INFO] [stdout] 203 | | let winrate = results.iter().fold((0, 0), |(w, t), r| match r { [INFO] [stdout] ... | [INFO] [stdout] 208 | | println!("{}", (winrate.0 as f64) / (winrate.1 as f64)); [INFO] [stdout] 209 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 210 | [INFO] [stdout] 211 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RNGPlayer` is never constructed [INFO] [stdout] --> src/main.rs:83:8 [INFO] [stdout] | [INFO] [stdout] 83 | struct RNGPlayer {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `ngrams` is never used [INFO] [stdout] --> src/main.rs:117:8 [INFO] [stdout] | [INFO] [stdout] 116 | impl NGramsPlayer { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 117 | fn ngrams(n: usize) -> Vec> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "209bd4cce31eff8bcedc3e81b34fa9f9248fff815532f96256354d1365b4fd99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "209bd4cce31eff8bcedc3e81b34fa9f9248fff815532f96256354d1365b4fd99", kill_on_drop: false }` [INFO] [stdout] 209bd4cce31eff8bcedc3e81b34fa9f9248fff815532f96256354d1365b4fd99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 83640486d85c307c6ac0c4798ab94a9d5da215de32d9f881b0e99ce1dd90aa73 [INFO] running `Command { std: "docker" "start" "-a" "83640486d85c307c6ac0c4798ab94a9d5da215de32d9f881b0e99ce1dd90aa73", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `ArrayLength` and `GenericArray` [INFO] [stderr] --> src/main.rs:6:21 [INFO] [stderr] | [INFO] [stderr] 6 | use generic_array::{ArrayLength, GenericArray}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:211:5 [INFO] [stderr] | [INFO] [stderr] 200 | / loop { [INFO] [stderr] 201 | | let res = turn(&mut human, &mut cpu)?; [INFO] [stderr] 202 | | results.push(res); [INFO] [stderr] 203 | | let winrate = results.iter().fold((0, 0), |(w, t), r| match r { [INFO] [stderr] ... | [INFO] [stderr] 208 | | println!("{}", (winrate.0 as f64) / (winrate.1 as f64)); [INFO] [stderr] 209 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] 210 | [INFO] [stderr] 211 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct `RNGPlayer` is never constructed [INFO] [stderr] --> src/main.rs:83:8 [INFO] [stderr] | [INFO] [stderr] 83 | struct RNGPlayer {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function `ngrams` is never used [INFO] [stderr] --> src/main.rs:117:8 [INFO] [stderr] | [INFO] [stderr] 116 | impl NGramsPlayer { [INFO] [stderr] | ----------------- associated function in this implementation [INFO] [stderr] 117 | fn ngrams(n: usize) -> Vec> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rps-ngram` (bin "rps-ngram" test) generated 4 warnings (run `cargo fix --bin "rps-ngram" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rps_ngram-9a5aa87c33edb374) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "83640486d85c307c6ac0c4798ab94a9d5da215de32d9f881b0e99ce1dd90aa73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83640486d85c307c6ac0c4798ab94a9d5da215de32d9f881b0e99ce1dd90aa73", kill_on_drop: false }` [INFO] [stdout] 83640486d85c307c6ac0c4798ab94a9d5da215de32d9f881b0e99ce1dd90aa73