[INFO] cloning repository https://github.com/vladislavbailovic/ckr [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vladislavbailovic/ckr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladislavbailovic%2Fckr", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladislavbailovic%2Fckr'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 499d8f14efd4f42aa17505f0cc92c71e00ffd44f [INFO] testing vladislavbailovic/ckr against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladislavbailovic%2Fckr" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vladislavbailovic/ckr on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vladislavbailovic/ckr [INFO] finished tweaking git repo https://github.com/vladislavbailovic/ckr [INFO] tweaked toml for git repo https://github.com/vladislavbailovic/ckr written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/vladislavbailovic/ckr already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cbf2c5aef51e9688dc9b1699f838c09fb2d1ce31fe7b5b89a5abaece69875aaa [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" "cbf2c5aef51e9688dc9b1699f838c09fb2d1ce31fe7b5b89a5abaece69875aaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cbf2c5aef51e9688dc9b1699f838c09fb2d1ce31fe7b5b89a5abaece69875aaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbf2c5aef51e9688dc9b1699f838c09fb2d1ce31fe7b5b89a5abaece69875aaa", kill_on_drop: false }` [INFO] [stdout] cbf2c5aef51e9688dc9b1699f838c09fb2d1ce31fe7b5b89a5abaece69875aaa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eb10edf41878c5d94b1b6e749bb31bef8284d08a9a4a3ffb02bdc16e6ddeec90 [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" "eb10edf41878c5d94b1b6e749bb31bef8284d08a9a4a3ffb02bdc16e6ddeec90", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling ckr v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/formatter/mod.rs:6:65 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn get_formatter(format: &str, storage: TodoStorage) -> Box { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Formatter` [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/formatter/mod.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | let fmt: Box = match format { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Formatter` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/todo.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | &self.todos.push(item); [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] 25 | let _ = &self.todos.push(item); [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 16.21s [INFO] running `Command { std: "docker" "inspect" "eb10edf41878c5d94b1b6e749bb31bef8284d08a9a4a3ffb02bdc16e6ddeec90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb10edf41878c5d94b1b6e749bb31bef8284d08a9a4a3ffb02bdc16e6ddeec90", kill_on_drop: false }` [INFO] [stdout] eb10edf41878c5d94b1b6e749bb31bef8284d08a9a4a3ffb02bdc16e6ddeec90 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6aa9fd7b3217ab07cd621f83a46bacc679ae6af1ee801cf213284838669d8727 [INFO] running `Command { std: "docker" "start" "-a" "6aa9fd7b3217ab07cd621f83a46bacc679ae6af1ee801cf213284838669d8727", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ckr v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/formatter/mod.rs:6:65 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn get_formatter(format: &str, storage: TodoStorage) -> Box { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Formatter` [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/formatter/mod.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | let fmt: Box = match format { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Formatter` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/todo.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | &self.todos.push(item); [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] 25 | let _ = &self.todos.push(item); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.38s [INFO] running `Command { std: "docker" "inspect" "6aa9fd7b3217ab07cd621f83a46bacc679ae6af1ee801cf213284838669d8727", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6aa9fd7b3217ab07cd621f83a46bacc679ae6af1ee801cf213284838669d8727", kill_on_drop: false }` [INFO] [stdout] 6aa9fd7b3217ab07cd621f83a46bacc679ae6af1ee801cf213284838669d8727 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2a2ef25e13ba55f521bbd6f817b98ce9e7ea74aeb5d5efa204749beb2de13cf8 [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" "2a2ef25e13ba55f521bbd6f817b98ce9e7ea74aeb5d5efa204749beb2de13cf8", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/formatter/mod.rs:6:65 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn get_formatter(format: &str, storage: TodoStorage) -> Box { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Formatter` [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 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/formatter/mod.rs:7:18 [INFO] [stderr] | [INFO] [stderr] 7 | let fmt: Box = match format { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Formatter` [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 [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/todo.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | &self.todos.push(item); [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] 25 | let _ = &self.todos.push(item); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `ckr` (bin "ckr" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ckr-345f71e726a92d7a) [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" "2a2ef25e13ba55f521bbd6f817b98ce9e7ea74aeb5d5efa204749beb2de13cf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a2ef25e13ba55f521bbd6f817b98ce9e7ea74aeb5d5efa204749beb2de13cf8", kill_on_drop: false }` [INFO] [stdout] 2a2ef25e13ba55f521bbd6f817b98ce9e7ea74aeb5d5efa204749beb2de13cf8