[INFO] cloning repository https://github.com/bleggett/rusty-blackjack [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bleggett/rusty-blackjack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbleggett%2Frusty-blackjack", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbleggett%2Frusty-blackjack'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 771f227c307b95f03b224d6dcfbe749c9f1f23a4 [INFO] testing bleggett/rusty-blackjack against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbleggett%2Frusty-blackjack" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bleggett/rusty-blackjack on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bleggett/rusty-blackjack [INFO] finished tweaking git repo https://github.com/bleggett/rusty-blackjack [INFO] tweaked toml for git repo https://github.com/bleggett/rusty-blackjack written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/bleggett/rusty-blackjack already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0947af1b8c74b23e654c4133f3f8a527e725a0c99e30019606a91052cf0b5deb [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" "0947af1b8c74b23e654c4133f3f8a527e725a0c99e30019606a91052cf0b5deb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0947af1b8c74b23e654c4133f3f8a527e725a0c99e30019606a91052cf0b5deb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0947af1b8c74b23e654c4133f3f8a527e725a0c99e30019606a91052cf0b5deb", kill_on_drop: false }` [INFO] [stdout] 0947af1b8c74b23e654c4133f3f8a527e725a0c99e30019606a91052cf0b5deb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9399702e249775d692f10b0d3ce4e6d09af31976fdda54fe71fb5b79123807fc [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" "9399702e249775d692f10b0d3ce4e6d09af31976fdda54fe71fb5b79123807fc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rust-blackjack v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `playing` [INFO] [stdout] --> game.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | playing: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `holding` [INFO] [stdout] --> game.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | holding: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.87s [INFO] running `Command { std: "docker" "inspect" "9399702e249775d692f10b0d3ce4e6d09af31976fdda54fe71fb5b79123807fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9399702e249775d692f10b0d3ce4e6d09af31976fdda54fe71fb5b79123807fc", kill_on_drop: false }` [INFO] [stdout] 9399702e249775d692f10b0d3ce4e6d09af31976fdda54fe71fb5b79123807fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae7d821e7aefbbe43f93e1354d9864100d779ba4445c7b927211ade69c138332 [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" "ae7d821e7aefbbe43f93e1354d9864100d779ba4445c7b927211ade69c138332", kill_on_drop: false }` [INFO] [stderr] Compiling rust-blackjack v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `playing` [INFO] [stdout] --> game.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | playing: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `holding` [INFO] [stdout] --> game.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | holding: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "ae7d821e7aefbbe43f93e1354d9864100d779ba4445c7b927211ade69c138332", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae7d821e7aefbbe43f93e1354d9864100d779ba4445c7b927211ade69c138332", kill_on_drop: false }` [INFO] [stdout] ae7d821e7aefbbe43f93e1354d9864100d779ba4445c7b927211ade69c138332 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4886b2871fafda3ae1a2c983e2d39597e740339d4e2a744959b9edb1c90707f3 [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" "4886b2871fafda3ae1a2c983e2d39597e740339d4e2a744959b9edb1c90707f3", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `playing` [INFO] [stderr] --> game.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | playing: bool, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `holding` [INFO] [stderr] --> game.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | holding: bool, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_blackjack-9579e45706cb3795) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test game::tests::test_populate_deck ... ok [INFO] [stdout] test game::tests::test_shuffle_deck ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4886b2871fafda3ae1a2c983e2d39597e740339d4e2a744959b9edb1c90707f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4886b2871fafda3ae1a2c983e2d39597e740339d4e2a744959b9edb1c90707f3", kill_on_drop: false }` [INFO] [stdout] 4886b2871fafda3ae1a2c983e2d39597e740339d4e2a744959b9edb1c90707f3