[INFO] cloning repository https://github.com/hrittik444/learn-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hrittik444/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhrittik444%2Flearn-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhrittik444%2Flearn-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ffb9352c6524f0e0d193a15b8f58738f14fa2355 [INFO] testing hrittik444/learn-rust against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhrittik444%2Flearn-rust" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hrittik444/learn-rust on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hrittik444/learn-rust [INFO] finished tweaking git repo https://github.com/hrittik444/learn-rust [INFO] tweaked toml for git repo https://github.com/hrittik444/learn-rust written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/hrittik444/learn-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7ed4dddbfc430c5b984d908d7455f998f7152afbee6596cd1e6a136e0fdc0d5a [INFO] running `Command { std: "docker" "start" "-a" "7ed4dddbfc430c5b984d908d7455f998f7152afbee6596cd1e6a136e0fdc0d5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ed4dddbfc430c5b984d908d7455f998f7152afbee6596cd1e6a136e0fdc0d5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ed4dddbfc430c5b984d908d7455f998f7152afbee6596cd1e6a136e0fdc0d5a", kill_on_drop: false }` [INFO] [stdout] 7ed4dddbfc430c5b984d908d7455f998f7152afbee6596cd1e6a136e0fdc0d5a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30a2dc90ca608677a33ac13a7ee396e812b33b0f927a77836bbb0c21d7d44609 [INFO] running `Command { std: "docker" "start" "-a" "30a2dc90ca608677a33ac13a7ee396e812b33b0f927a77836bbb0c21d7d44609", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling basics v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tr/tr.rs:230:21 [INFO] [stdout] | [INFO] [stdout] 230 | fn print_it_two(z: &Printable) { [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 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 230 - fn print_it_two(z: &Printable) { [INFO] [stdout] 230 + fn print_it_two(z: &dyn Printable) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tr/tr.rs:200:9 [INFO] [stdout] | [INFO] [stdout] 200 | let mut b = Complex::new(3.0, 4.0); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.68s [INFO] running `Command { std: "docker" "inspect" "30a2dc90ca608677a33ac13a7ee396e812b33b0f927a77836bbb0c21d7d44609", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30a2dc90ca608677a33ac13a7ee396e812b33b0f927a77836bbb0c21d7d44609", kill_on_drop: false }` [INFO] [stdout] 30a2dc90ca608677a33ac13a7ee396e812b33b0f927a77836bbb0c21d7d44609 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3bc963b19da6725fcd447fb0f1ec17c5402817c8b2d9b3eec35dcb7d12192709 [INFO] running `Command { std: "docker" "start" "-a" "3bc963b19da6725fcd447fb0f1ec17c5402817c8b2d9b3eec35dcb7d12192709", kill_on_drop: false }` [INFO] [stderr] Compiling basics v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tr/tr.rs:230:21 [INFO] [stdout] | [INFO] [stdout] 230 | fn print_it_two(z: &Printable) { [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 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 230 - fn print_it_two(z: &Printable) { [INFO] [stdout] 230 + fn print_it_two(z: &dyn Printable) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tr/tr.rs:200:9 [INFO] [stdout] | [INFO] [stdout] 200 | let mut b = Complex::new(3.0, 4.0); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "3bc963b19da6725fcd447fb0f1ec17c5402817c8b2d9b3eec35dcb7d12192709", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bc963b19da6725fcd447fb0f1ec17c5402817c8b2d9b3eec35dcb7d12192709", kill_on_drop: false }` [INFO] [stdout] 3bc963b19da6725fcd447fb0f1ec17c5402817c8b2d9b3eec35dcb7d12192709 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1eda6d9063eb60026a7c048f2e1cbc2d6eea0dad7ab1bae1a07909b6f947a5cb [INFO] running `Command { std: "docker" "start" "-a" "1eda6d9063eb60026a7c048f2e1cbc2d6eea0dad7ab1bae1a07909b6f947a5cb", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/tr/tr.rs:230:21 [INFO] [stderr] | [INFO] [stderr] 230 | fn print_it_two(z: &Printable) { [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 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 230 - fn print_it_two(z: &Printable) { [INFO] [stderr] 230 + fn print_it_two(z: &dyn Printable) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tr/tr.rs:200:9 [INFO] [stderr] | [INFO] [stderr] 200 | let mut b = Complex::new(3.0, 4.0); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `basics` (bin "basics" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/basics-c0065f6967afc624) [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" "1eda6d9063eb60026a7c048f2e1cbc2d6eea0dad7ab1bae1a07909b6f947a5cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1eda6d9063eb60026a7c048f2e1cbc2d6eea0dad7ab1bae1a07909b6f947a5cb", kill_on_drop: false }` [INFO] [stdout] 1eda6d9063eb60026a7c048f2e1cbc2d6eea0dad7ab1bae1a07909b6f947a5cb