[INFO] cloning repository https://github.com/gufoe/rs-prisoner [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gufoe/rs-prisoner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgufoe%2Frs-prisoner", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgufoe%2Frs-prisoner'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6d24b14e5323ad9adaa26b88a72be48f7eba50fe [INFO] checking gufoe/rs-prisoner against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgufoe%2Frs-prisoner" "/workspace/builds/worker-86/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-86/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gufoe/rs-prisoner on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gufoe/rs-prisoner [INFO] finished tweaking git repo https://github.com/gufoe/rs-prisoner [INFO] tweaked toml for git repo https://github.com/gufoe/rs-prisoner written to /workspace/builds/worker-86/source/Cargo.toml [INFO] crate git repo https://github.com/gufoe/rs-prisoner already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ec5773eaddc69cf892258e5c60e30adbfabcecb342838b2bbab2e14c064f4fd [INFO] running `Command { std: "docker" "start" "-a" "2ec5773eaddc69cf892258e5c60e30adbfabcecb342838b2bbab2e14c064f4fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ec5773eaddc69cf892258e5c60e30adbfabcecb342838b2bbab2e14c064f4fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ec5773eaddc69cf892258e5c60e30adbfabcecb342838b2bbab2e14c064f4fd", kill_on_drop: false }` [INFO] [stdout] 2ec5773eaddc69cf892258e5c60e30adbfabcecb342838b2bbab2e14c064f4fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 807c06ea0f571205fb0a0e97d1009fb2bee245789b9b617d048857fc2e4214b9 [INFO] running `Command { std: "docker" "start" "-a" "807c06ea0f571205fb0a0e97d1009fb2bee245789b9b617d048857fc2e4214b9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling autocfg v0.1.1 [INFO] [stderr] Compiling libc v0.2.46 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_os v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.4 [INFO] [stderr] Checking prisoner v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:59:19 [INFO] [stdout] | [INFO] [stdout] 59 | strategy: Box, [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Strategy` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:59:19 [INFO] [stdout] | [INFO] [stdout] 59 | strategy: Box, [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Strategy` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/main.rs:31:21 [INFO] [stdout] | [INFO] [stdout] 31 | fn play (&self, id: usize, history: &Vec>) -> Card { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/main.rs:31:21 [INFO] [stdout] | [INFO] [stdout] 31 | fn play (&self, id: usize, history: &Vec>) -> Card { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `history` [INFO] [stdout] --> src/main.rs:31:32 [INFO] [stdout] | [INFO] [stdout] 31 | fn play (&self, id: usize, history: &Vec>) -> Card { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/main.rs:43:21 [INFO] [stdout] | [INFO] [stdout] 43 | fn play (&self, id: usize, history: &Vec>) -> Card { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `history` [INFO] [stdout] --> src/main.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | fn play (&self, id: usize, history: &Vec>) -> Card { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/main.rs:51:21 [INFO] [stdout] | [INFO] [stdout] 51 | fn play (&self, id: usize, history: &Vec>) -> Card { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `history` [INFO] [stdout] --> src/main.rs:51:32 [INFO] [stdout] | [INFO] [stdout] 51 | fn play (&self, id: usize, history: &Vec>) -> Card { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `history` [INFO] [stdout] --> src/main.rs:31:32 [INFO] [stdout] | [INFO] [stdout] 31 | fn play (&self, id: usize, history: &Vec>) -> Card { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/main.rs:43:21 [INFO] [stdout] | [INFO] [stdout] 43 | fn play (&self, id: usize, history: &Vec>) -> Card { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `history` [INFO] [stdout] --> src/main.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | fn play (&self, id: usize, history: &Vec>) -> Card { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/main.rs:51:21 [INFO] [stdout] | [INFO] [stdout] 51 | fn play (&self, id: usize, history: &Vec>) -> Card { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `history` [INFO] [stdout] --> src/main.rs:51:32 [INFO] [stdout] | [INFO] [stdout] 51 | fn play (&self, id: usize, history: &Vec>) -> Card { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 45.14s [INFO] running `Command { std: "docker" "inspect" "807c06ea0f571205fb0a0e97d1009fb2bee245789b9b617d048857fc2e4214b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "807c06ea0f571205fb0a0e97d1009fb2bee245789b9b617d048857fc2e4214b9", kill_on_drop: false }` [INFO] [stdout] 807c06ea0f571205fb0a0e97d1009fb2bee245789b9b617d048857fc2e4214b9