[INFO] cloning repository https://github.com/soenkehahn/i3-pretty-tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/soenkehahn/i3-pretty-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Fi3-pretty-tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Fi3-pretty-tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 90d870e16d46bed67608160302b5a1f3b4eee520 [INFO] checking soenkehahn/i3-pretty-tree against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Fi3-pretty-tree" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/soenkehahn/i3-pretty-tree on toolchain 4a04890980766cc79878135f5ade8c0c4321e943 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/soenkehahn/i3-pretty-tree [INFO] finished tweaking git repo https://github.com/soenkehahn/i3-pretty-tree [INFO] tweaked toml for git repo https://github.com/soenkehahn/i3-pretty-tree written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/soenkehahn/i3-pretty-tree already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/soenkehahn/i3ipc-rs` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_json v1.0.37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3af444278c7021ae115071f67178cc31548a557647afb89c08957007e7bd2798 [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" "3af444278c7021ae115071f67178cc31548a557647afb89c08957007e7bd2798", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3af444278c7021ae115071f67178cc31548a557647afb89c08957007e7bd2798", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3af444278c7021ae115071f67178cc31548a557647afb89c08957007e7bd2798", kill_on_drop: false }` [INFO] [stdout] 3af444278c7021ae115071f67178cc31548a557647afb89c08957007e7bd2798 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTUP_TOOLCHAIN=4a04890980766cc79878135f5ade8c0c4321e943" "-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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ec18d4083f440e1529f6c0295e1dbbfba7cc481f113f9edc3ca43195e310a73 [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" "4ec18d4083f440e1529f6c0295e1dbbfba7cc481f113f9edc3ca43195e310a73", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.85 [INFO] [stderr] Checking unicode-segmentation v1.2.1 [INFO] [stderr] Checking serde_json v1.0.37 [INFO] [stderr] Checking i3ipc v0.9.0 (https://github.com/soenkehahn/i3ipc-rs?rev=75ccae0#75ccae06) [INFO] [stderr] Checking i3-pretty-tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:6:27 [INFO] [stdout] | [INFO] [stdout] 6 | type R = Result>; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:6:27 [INFO] [stdout] | [INFO] [stdout] 6 | type R = Result>; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:214:17 [INFO] [stdout] | [INFO] [stdout] 214 | dot [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 214 | "{}", dot [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:224:66 [INFO] [stdout] | [INFO] [stdout] 224 | assert!(dot.lines().any(|line| line == "n1 -> n2;"), dot); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 224 | assert!(dot.lines().any(|line| line == "n1 -> n2;"), "{}", dot); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:233:66 [INFO] [stdout] | [INFO] [stdout] 233 | assert!(dot.lines().any(|line| line == "n2 -> n3;"), dot); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 233 | assert!(dot.lines().any(|line| line == "n2 -> n3;"), "{}", dot); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.15s [INFO] running `Command { std: "docker" "inspect" "4ec18d4083f440e1529f6c0295e1dbbfba7cc481f113f9edc3ca43195e310a73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ec18d4083f440e1529f6c0295e1dbbfba7cc481f113f9edc3ca43195e310a73", kill_on_drop: false }` [INFO] [stdout] 4ec18d4083f440e1529f6c0295e1dbbfba7cc481f113f9edc3ca43195e310a73