[INFO] cloning repository https://github.com/savish/rosalind [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/savish/rosalind" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsavish%2Frosalind", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsavish%2Frosalind'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0f0e8a8e625632a096881f982295e58747904426 [INFO] checking savish/rosalind against master#8f359beca4e58bc3ae795a666301a8f47023044c for pr-121545 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsavish%2Frosalind" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/savish/rosalind on toolchain 8f359beca4e58bc3ae795a666301a8f47023044c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/savish/rosalind [INFO] finished tweaking git repo https://github.com/savish/rosalind [INFO] tweaked toml for git repo https://github.com/savish/rosalind written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/savish/rosalind already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking savish/rosalind against try#7ee76453dd3eae6de6c1351f26482bed63b01beb for pr-121545 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsavish%2Frosalind" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/savish/rosalind on toolchain 7ee76453dd3eae6de6c1351f26482bed63b01beb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7ee76453dd3eae6de6c1351f26482bed63b01beb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/savish/rosalind [INFO] finished tweaking git repo https://github.com/savish/rosalind [INFO] tweaked toml for git repo https://github.com/savish/rosalind written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/savish/rosalind already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7ee76453dd3eae6de6c1351f26482bed63b01beb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking savish/rosalind against try#7ee76453dd3eae6de6c1351f26482bed63b01beb for pr-121545 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsavish%2Frosalind" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/savish/rosalind on toolchain 7ee76453dd3eae6de6c1351f26482bed63b01beb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7ee76453dd3eae6de6c1351f26482bed63b01beb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/savish/rosalind [INFO] finished tweaking git repo https://github.com/savish/rosalind [INFO] tweaked toml for git repo https://github.com/savish/rosalind written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/savish/rosalind already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7ee76453dd3eae6de6c1351f26482bed63b01beb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded modular v1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7ee76453dd3eae6de6c1351f26482bed63b01beb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 487be1f8ea4c392e2ec6af0834a8b8aa0937bf2dc811ba5dc0dfe2e7c000b9a2 [INFO] running `Command { std: "docker" "start" "-a" "487be1f8ea4c392e2ec6af0834a8b8aa0937bf2dc811ba5dc0dfe2e7c000b9a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "487be1f8ea4c392e2ec6af0834a8b8aa0937bf2dc811ba5dc0dfe2e7c000b9a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "487be1f8ea4c392e2ec6af0834a8b8aa0937bf2dc811ba5dc0dfe2e7c000b9a2", kill_on_drop: false }` [INFO] [stdout] 487be1f8ea4c392e2ec6af0834a8b8aa0937bf2dc811ba5dc0dfe2e7c000b9a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7ee76453dd3eae6de6c1351f26482bed63b01beb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e33130d140a37ea83d38651452197b2381962fb4ba5dc75a71be89025401533 [INFO] running `Command { std: "docker" "start" "-a" "2e33130d140a37ea83d38651452197b2381962fb4ba5dc75a71be89025401533", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.41 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking modular v1.0.0 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Checking rosalind v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gen_str.rs:113:18 [INFO] [stdout] | [INFO] [stdout] 113 | content: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 113 | content: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gen_str.rs:113:18 [INFO] [stdout] | [INFO] [stdout] 113 | content: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 113 | content: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `size` and `initialize_to` are never read [INFO] [stdout] --> src/fib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct Queue { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 8 | queue: Vec, [INFO] [stdout] 9 | size: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 10 | initialize_to: T, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Queue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `size` and `initialize_to` are never read [INFO] [stdout] --> src/fib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct Queue { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 8 | queue: Vec, [INFO] [stdout] 9 | size: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 10 | initialize_to: T, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Queue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 | fn main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 | fn main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.90s [INFO] running `Command { std: "docker" "inspect" "2e33130d140a37ea83d38651452197b2381962fb4ba5dc75a71be89025401533", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e33130d140a37ea83d38651452197b2381962fb4ba5dc75a71be89025401533", kill_on_drop: false }` [INFO] [stdout] 2e33130d140a37ea83d38651452197b2381962fb4ba5dc75a71be89025401533