[INFO] cloning repository https://github.com/tompscanlan/rust-roulette [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tompscanlan/rust-roulette" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftompscanlan%2Frust-roulette", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftompscanlan%2Frust-roulette'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 047d7206fbee25dcbd9caeb5e40e6441812a1b88 [INFO] building tompscanlan/rust-roulette against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftompscanlan%2Frust-roulette" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tompscanlan/rust-roulette on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tompscanlan/rust-roulette [INFO] finished tweaking git repo https://github.com/tompscanlan/rust-roulette [INFO] tweaked toml for git repo https://github.com/tompscanlan/rust-roulette written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tompscanlan/rust-roulette 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d806163b127b1f9550c7d69b225c5b2cb270fe9f3c6e9841a906c18be1dcd2e0 [INFO] running `Command { std: "docker" "start" "-a" "d806163b127b1f9550c7d69b225c5b2cb270fe9f3c6e9841a906c18be1dcd2e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d806163b127b1f9550c7d69b225c5b2cb270fe9f3c6e9841a906c18be1dcd2e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d806163b127b1f9550c7d69b225c5b2cb270fe9f3c6e9841a906c18be1dcd2e0", kill_on_drop: false }` [INFO] [stdout] d806163b127b1f9550c7d69b225c5b2cb270fe9f3c6e9841a906c18be1dcd2e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92969f0cbeed287aca4811d270329a3f863990100aeb12fd762b09c39fe44435 [INFO] running `Command { std: "docker" "start" "-a" "92969f0cbeed287aca4811d270329a3f863990100aeb12fd762b09c39fe44435", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling getrandom v0.2.10 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling roulette v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `strategy::doubleonloss::DoubleOnLoss` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use strategy::doubleonloss::DoubleOnLoss; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `spins` [INFO] [stdout] --> src/strategy/cross.rs:9:28 [INFO] [stdout] | [INFO] [stdout] 9 | fn next_bet(&mut self, spins: Vec, bets: Vec>) -> Vec { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_spins` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bets` [INFO] [stdout] --> src/strategy/cross.rs:9:54 [INFO] [stdout] | [INFO] [stdout] 9 | fn next_bet(&mut self, spins: Vec, bets: Vec>) -> Vec { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_bets` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `start_amount` is never read [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct RouletteSession<'a> { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 16 | start_amount: i32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.61s [INFO] running `Command { std: "docker" "inspect" "92969f0cbeed287aca4811d270329a3f863990100aeb12fd762b09c39fe44435", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92969f0cbeed287aca4811d270329a3f863990100aeb12fd762b09c39fe44435", kill_on_drop: false }` [INFO] [stdout] 92969f0cbeed287aca4811d270329a3f863990100aeb12fd762b09c39fe44435 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b942e598934f1d444b34420d6911d59222a33cc10505948a9d77f92684709193 [INFO] running `Command { std: "docker" "start" "-a" "b942e598934f1d444b34420d6911d59222a33cc10505948a9d77f92684709193", kill_on_drop: false }` [INFO] [stderr] Compiling roulette v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `strategy::doubleonloss::DoubleOnLoss` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use strategy::doubleonloss::DoubleOnLoss; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `spins` [INFO] [stdout] --> src/strategy/cross.rs:9:28 [INFO] [stdout] | [INFO] [stdout] 9 | fn next_bet(&mut self, spins: Vec, bets: Vec>) -> Vec { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_spins` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bets` [INFO] [stdout] --> src/strategy/cross.rs:9:54 [INFO] [stdout] | [INFO] [stdout] 9 | fn next_bet(&mut self, spins: Vec, bets: Vec>) -> Vec { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_bets` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `start_amount` is never read [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct RouletteSession<'a> { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 16 | start_amount: i32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `Command { std: "docker" "inspect" "b942e598934f1d444b34420d6911d59222a33cc10505948a9d77f92684709193", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b942e598934f1d444b34420d6911d59222a33cc10505948a9d77f92684709193", kill_on_drop: false }` [INFO] [stdout] b942e598934f1d444b34420d6911d59222a33cc10505948a9d77f92684709193