[INFO] cloning repository https://github.com/livelybug/rust-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/livelybug/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flivelybug%2Frust-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flivelybug%2Frust-practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dde1e064f5a4f3d1fb1c0306afd8ed1d5626b957 [INFO] testing livelybug/rust-practice against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flivelybug%2Frust-practice" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/livelybug/rust-practice on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/livelybug/rust-practice [INFO] finished tweaking git repo https://github.com/livelybug/rust-practice [INFO] tweaked toml for git repo https://github.com/livelybug/rust-practice written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/livelybug/rust-practice already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded openssl-src v111.9.0+1.1.1g [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ba791bdff6b249fda73b355dced19b61634f4f0a497bc6f250d84158659108b [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" "2ba791bdff6b249fda73b355dced19b61634f4f0a497bc6f250d84158659108b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ba791bdff6b249fda73b355dced19b61634f4f0a497bc6f250d84158659108b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ba791bdff6b249fda73b355dced19b61634f4f0a497bc6f250d84158659108b", kill_on_drop: false }` [INFO] [stdout] 2ba791bdff6b249fda73b355dced19b61634f4f0a497bc6f250d84158659108b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87a7e6a2740c23a3b435fbb73c86eddcbaf99d70f5a2c1d4e628cf0829349171 [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" "87a7e6a2740c23a3b435fbb73c86eddcbaf99d70f5a2c1d4e628cf0829349171", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling syn v1.0.19 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Compiling arc-swap v0.4.6 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling my_crate v0.1.0 (/opt/rustwide/workdir/my_crate) [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling serde_json v1.0.52 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling openssl-src v111.9.0+1.1.1g [INFO] [stderr] Compiling openssl-sys v0.9.55 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling pin-project-internal v0.4.13 [INFO] [stderr] Compiling tokio v0.2.20 [INFO] [stderr] Compiling futures-util v0.3.4 [INFO] [stderr] Compiling futures-executor v0.3.4 [INFO] [stderr] Compiling pin-project v0.4.13 [INFO] [stderr] Compiling futures v0.3.4 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling h2 v0.2.5 [INFO] [stderr] Compiling hyper v0.13.5 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling tokio-tls v0.3.1 [INFO] [stderr] Compiling hyper-tls v0.4.1 [INFO] [stderr] Compiling reqwest v0.10.4 [INFO] [stderr] Compiling hello v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/basis/traits.rs:155:34 [INFO] [stdout] | [INFO] [stdout] 155 | fn print_dispatch_dynamic(disp: &Summable) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Summable` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/basis/traits.rs:187:18 [INFO] [stdout] | [INFO] [stdout] 187 | let shapes:[&Shape; 2] = [&s1, &c1]; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Shape` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/basis/traits.rs:215:29 [INFO] [stdout] | [INFO] [stdout] 215 | let mut shapes2:Vec> = Vec::new(); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Shape` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/basis/data_structure.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | Color::Cmyk{black:255, ..} => println!("color is black"), // means the same as the line above, cause unreachable pattern warning [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 36s [INFO] running `Command { std: "docker" "inspect" "87a7e6a2740c23a3b435fbb73c86eddcbaf99d70f5a2c1d4e628cf0829349171", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87a7e6a2740c23a3b435fbb73c86eddcbaf99d70f5a2c1d4e628cf0829349171", kill_on_drop: false }` [INFO] [stdout] 87a7e6a2740c23a3b435fbb73c86eddcbaf99d70f5a2c1d4e628cf0829349171 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ef4787c882cbe6fb21062909c8516ec8f09e397bc40e75e48b1bf3272c49032 [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" "3ef4787c882cbe6fb21062909c8516ec8f09e397bc40e75e48b1bf3272c49032", kill_on_drop: false }` [INFO] [stderr] Compiling hello v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/basis/traits.rs:155:34 [INFO] [stdout] | [INFO] [stdout] 155 | fn print_dispatch_dynamic(disp: &Summable) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Summable` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/basis/traits.rs:187:18 [INFO] [stdout] | [INFO] [stdout] 187 | let shapes:[&Shape; 2] = [&s1, &c1]; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Shape` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/basis/traits.rs:215:29 [INFO] [stdout] | [INFO] [stdout] 215 | let mut shapes2:Vec> = Vec::new(); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Shape` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/basis/data_structure.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | Color::Cmyk{black:255, ..} => println!("color is black"), // means the same as the line above, cause unreachable pattern warning [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.67s [INFO] running `Command { std: "docker" "inspect" "3ef4787c882cbe6fb21062909c8516ec8f09e397bc40e75e48b1bf3272c49032", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ef4787c882cbe6fb21062909c8516ec8f09e397bc40e75e48b1bf3272c49032", kill_on_drop: false }` [INFO] [stdout] 3ef4787c882cbe6fb21062909c8516ec8f09e397bc40e75e48b1bf3272c49032 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e188f20fe0463cbd5babe6ff255bee2789e9dcaa750a7380eb34ba9dcd367389 [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" "e188f20fe0463cbd5babe6ff255bee2789e9dcaa750a7380eb34ba9dcd367389", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/basis/traits.rs:155:34 [INFO] [stderr] | [INFO] [stderr] 155 | fn print_dispatch_dynamic(disp: &Summable) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Summable` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/basis/traits.rs:187:18 [INFO] [stderr] | [INFO] [stderr] 187 | let shapes:[&Shape; 2] = [&s1, &c1]; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Shape` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/basis/traits.rs:215:29 [INFO] [stderr] | [INFO] [stderr] 215 | let mut shapes2:Vec> = Vec::new(); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Shape` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/basis/data_structure.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | Color::Cmyk{black:255, ..} => println!("color is black"), // means the same as the line above, cause unreachable pattern warning [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `hello` (bin "hello" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello-442869696a7f311c) [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" "e188f20fe0463cbd5babe6ff255bee2789e9dcaa750a7380eb34ba9dcd367389", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e188f20fe0463cbd5babe6ff255bee2789e9dcaa750a7380eb34ba9dcd367389", kill_on_drop: false }` [INFO] [stdout] e188f20fe0463cbd5babe6ff255bee2789e9dcaa750a7380eb34ba9dcd367389