[INFO] cloning repository https://github.com/cirerick/Rusty_Pipe_Maze [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cirerick/Rusty_Pipe_Maze" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcirerick%2FRusty_Pipe_Maze", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcirerick%2FRusty_Pipe_Maze'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dca5d198895e718226c66876c3b69d5321faa624 [INFO] testing cirerick/Rusty_Pipe_Maze against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcirerick%2FRusty_Pipe_Maze" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cirerick/Rusty_Pipe_Maze on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cirerick/Rusty_Pipe_Maze [INFO] finished tweaking git repo https://github.com/cirerick/Rusty_Pipe_Maze [INFO] tweaked toml for git repo https://github.com/cirerick/Rusty_Pipe_Maze written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/cirerick/Rusty_Pipe_Maze 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" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f5422ccfe18efc0642877e4e2bf90a7283fc4b7354924d67ed31c0dbea9c3093 [INFO] running `Command { std: "docker" "start" "-a" "f5422ccfe18efc0642877e4e2bf90a7283fc4b7354924d67ed31c0dbea9c3093", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5422ccfe18efc0642877e4e2bf90a7283fc4b7354924d67ed31c0dbea9c3093", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5422ccfe18efc0642877e4e2bf90a7283fc4b7354924d67ed31c0dbea9c3093", kill_on_drop: false }` [INFO] [stdout] f5422ccfe18efc0642877e4e2bf90a7283fc4b7354924d67ed31c0dbea9c3093 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de323befeb9b2d99b63643328f6b59d58a2023586efa9a850eee6cd17615fc06 [INFO] running `Command { std: "docker" "start" "-a" "de323befeb9b2d99b63643328f6b59d58a2023586efa9a850eee6cd17615fc06", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling Rusty_Pipe_Maze v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::alloc::alloc` [INFO] [stdout] --> src/pipes.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::alloc::alloc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::alloc::handle_alloc_error` [INFO] [stdout] --> src/pipes.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::alloc::handle_alloc_error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::DerefMut` [INFO] [stdout] --> src/pipes.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::ops::DerefMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ptr` [INFO] [stdout] --> src/pipes.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::ptr; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::path; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `running` [INFO] [stdout] --> src/resu.rs:39:29 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn cross(&mut self, running: &mut bool) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_running` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Node` is more private than the item `User::pipe_pos` [INFO] [stdout] --> src/resu.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub pipe_pos: *mut Node, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ field `User::pipe_pos` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `Node` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/pipes.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | struct Node { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/pipes.rs:59:8 [INFO] [stdout] | [INFO] [stdout] 58 | impl Node { [INFO] [stdout] | --------------- associated function in this implementation [INFO] [stdout] 59 | fn new(data: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.35s [INFO] running `Command { std: "docker" "inspect" "de323befeb9b2d99b63643328f6b59d58a2023586efa9a850eee6cd17615fc06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de323befeb9b2d99b63643328f6b59d58a2023586efa9a850eee6cd17615fc06", kill_on_drop: false }` [INFO] [stdout] de323befeb9b2d99b63643328f6b59d58a2023586efa9a850eee6cd17615fc06 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6478ad0d0cd23593d9845f30f361f0b2046d8a00937e351b9c94c1ac165447aa [INFO] running `Command { std: "docker" "start" "-a" "6478ad0d0cd23593d9845f30f361f0b2046d8a00937e351b9c94c1ac165447aa", kill_on_drop: false }` [INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/fa707695676aec867dfbbe57cb69cb644091fff1fce2bc3abcf1bcacb05bf5b8/merged: no space left on device [INFO] running `Command { std: "docker" "inspect" "6478ad0d0cd23593d9845f30f361f0b2046d8a00937e351b9c94c1ac165447aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6478ad0d0cd23593d9845f30f361f0b2046d8a00937e351b9c94c1ac165447aa", kill_on_drop: false }` [INFO] [stdout] 6478ad0d0cd23593d9845f30f361f0b2046d8a00937e351b9c94c1ac165447aa