[INFO] cloning repository https://github.com/CodeHipster/rustacean-fiddling [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CodeHipster/rustacean-fiddling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeHipster%2Frustacean-fiddling", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeHipster%2Frustacean-fiddling'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 267017b3f9f1ca812181a648da499ed0245fe394 [INFO] testing CodeHipster/rustacean-fiddling against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeHipster%2Frustacean-fiddling" "/workspace/builds/worker-116/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-116/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CodeHipster/rustacean-fiddling on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CodeHipster/rustacean-fiddling [INFO] finished tweaking git repo https://github.com/CodeHipster/rustacean-fiddling [INFO] tweaked toml for git repo https://github.com/CodeHipster/rustacean-fiddling written to /workspace/builds/worker-116/source/Cargo.toml [INFO] crate git repo https://github.com/CodeHipster/rustacean-fiddling already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 20d2e9ffe14af2fcc17bbeb8cf915d4f695339339a8b8c377c66e6195f62a0c6 [INFO] running `Command { std: "docker" "start" "-a" "20d2e9ffe14af2fcc17bbeb8cf915d4f695339339a8b8c377c66e6195f62a0c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20d2e9ffe14af2fcc17bbeb8cf915d4f695339339a8b8c377c66e6195f62a0c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20d2e9ffe14af2fcc17bbeb8cf915d4f695339339a8b8c377c66e6195f62a0c6", kill_on_drop: false }` [INFO] [stdout] 20d2e9ffe14af2fcc17bbeb8cf915d4f695339339a8b8c377c66e6195f62a0c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 82b2cd734ba9159dbff52a353bdea6e1e552d60718a3a423c54c181a560151bd [INFO] running `Command { std: "docker" "start" "-a" "82b2cd734ba9159dbff52a353bdea6e1e552d60718a3a423c54c181a560151bd", kill_on_drop: false }` [INFO] [stderr] Compiling trait-object v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/world/world.rs:12:24 [INFO] [stdout] | [INFO] [stdout] 12 | pub items: Vec> [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 12 - pub items: Vec> [INFO] [stdout] 12 + pub items: Vec> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/world/world.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | &self.items.push(Box::new(wall)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 24 | let _ = &self.items.push(Box::new(wall)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/world/world.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | &self.items.push(Box::new(player)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 31 | let _ = &self.items.push(Box::new(player)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.13s [INFO] running `Command { std: "docker" "inspect" "82b2cd734ba9159dbff52a353bdea6e1e552d60718a3a423c54c181a560151bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82b2cd734ba9159dbff52a353bdea6e1e552d60718a3a423c54c181a560151bd", kill_on_drop: false }` [INFO] [stdout] 82b2cd734ba9159dbff52a353bdea6e1e552d60718a3a423c54c181a560151bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6aa9d0047db94f8242dfb2d5ceb2092391e9ec9fb1b8400b95b8af7eaf068f2 [INFO] running `Command { std: "docker" "start" "-a" "d6aa9d0047db94f8242dfb2d5ceb2092391e9ec9fb1b8400b95b8af7eaf068f2", kill_on_drop: false }` [INFO] [stderr] Compiling trait-object v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/world/world.rs:12:24 [INFO] [stdout] | [INFO] [stdout] 12 | pub items: Vec> [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 12 - pub items: Vec> [INFO] [stdout] 12 + pub items: Vec> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/world/world.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | &self.items.push(Box::new(wall)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 24 | let _ = &self.items.push(Box::new(wall)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/world/world.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | &self.items.push(Box::new(player)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 31 | let _ = &self.items.push(Box::new(player)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.45s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d6aa9d0047db94f8242dfb2d5ceb2092391e9ec9fb1b8400b95b8af7eaf068f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6aa9d0047db94f8242dfb2d5ceb2092391e9ec9fb1b8400b95b8af7eaf068f2", kill_on_drop: false }` [INFO] [stdout] d6aa9d0047db94f8242dfb2d5ceb2092391e9ec9fb1b8400b95b8af7eaf068f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 37a3118e36ba56162f60e5f2432436283f892bdc6a02890ebcca9c031394d1b9 [INFO] running `Command { std: "docker" "start" "-a" "37a3118e36ba56162f60e5f2432436283f892bdc6a02890ebcca9c031394d1b9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/world/world.rs:12:24 [INFO] [stderr] | [INFO] [stderr] 12 | pub items: Vec> [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 12 - pub items: Vec> [INFO] [stderr] 12 + pub items: Vec> [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/world/world.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 24 | &self.items.push(Box::new(wall)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 24 | let _ = &self.items.push(Box::new(wall)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/world/world.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | &self.items.push(Box::new(player)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 31 | let _ = &self.items.push(Box::new(player)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `trait-object` (bin "trait-object" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 13.87s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/trait_object-5c80a89d0286e280) [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" "37a3118e36ba56162f60e5f2432436283f892bdc6a02890ebcca9c031394d1b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37a3118e36ba56162f60e5f2432436283f892bdc6a02890ebcca9c031394d1b9", kill_on_drop: false }` [INFO] [stdout] 37a3118e36ba56162f60e5f2432436283f892bdc6a02890ebcca9c031394d1b9