[INFO] cloning repository https://github.com/yutaro-sakamoto/learn-algorithm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yutaro-sakamoto/learn-algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutaro-sakamoto%2Flearn-algorithm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutaro-sakamoto%2Flearn-algorithm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8dc8c53ad19c8e6886dd1c3feb0bf35869117ace
[INFO] testing yutaro-sakamoto/learn-algorithm against 1.86.0 for beta-1.87-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutaro-sakamoto%2Flearn-algorithm" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yutaro-sakamoto/learn-algorithm on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yutaro-sakamoto/learn-algorithm
[INFO] finished tweaking git repo https://github.com/yutaro-sakamoto/learn-algorithm
[INFO] tweaked toml for git repo https://github.com/yutaro-sakamoto/learn-algorithm written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yutaro-sakamoto/learn-algorithm 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" "+1.86.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33e603f1774b5c68e39b09d5b73f724d138b01efbf7578116d29e5b2a084a7af
[INFO] running `Command { std: "docker" "start" "-a" "33e603f1774b5c68e39b09d5b73f724d138b01efbf7578116d29e5b2a084a7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33e603f1774b5c68e39b09d5b73f724d138b01efbf7578116d29e5b2a084a7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e603f1774b5c68e39b09d5b73f724d138b01efbf7578116d29e5b2a084a7af", kill_on_drop: false }`
[INFO] [stdout] 33e603f1774b5c68e39b09d5b73f724d138b01efbf7578116d29e5b2a084a7af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 872a4a002e5c165f20487378e0c530bb411b492f8f626d6d7f0da890447c7223
[INFO] running `Command { std: "docker" "start" "-a" "872a4a002e5c165f20487378e0c530bb411b492f8f626d6d7f0da890447c7223", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn-algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/programming/p034.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn solve(numbers: &[i32], sum: i32) -> bool {
[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 0.29s
[INFO] running `Command { std: "docker" "inspect" "872a4a002e5c165f20487378e0c530bb411b492f8f626d6d7f0da890447c7223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "872a4a002e5c165f20487378e0c530bb411b492f8f626d6d7f0da890447c7223", kill_on_drop: false }`
[INFO] [stdout] 872a4a002e5c165f20487378e0c530bb411b492f8f626d6d7f0da890447c7223
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2deed3b43186e8cecb8449e4c98980252b58bb31f984c5f4da6843a32beebc3
[INFO] running `Command { std: "docker" "start" "-a" "d2deed3b43186e8cecb8449e4c98980252b58bb31f984c5f4da6843a32beebc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn-algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "d2deed3b43186e8cecb8449e4c98980252b58bb31f984c5f4da6843a32beebc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2deed3b43186e8cecb8449e4c98980252b58bb31f984c5f4da6843a32beebc3", kill_on_drop: false }`
[INFO] [stdout] d2deed3b43186e8cecb8449e4c98980252b58bb31f984c5f4da6843a32beebc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd15bbce8b7088a7da4ad727e9893c4fd35d8e35363ab697a039edf39f8c5988
[INFO] running `Command { std: "docker" "start" "-a" "cd15bbce8b7088a7da4ad727e9893c4fd35d8e35363ab697a039edf39f8c5988", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/277fd59ac74e72407a5d517bfbe1b1305489c34aa6ea00fd68d103e567bc0206/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "cd15bbce8b7088a7da4ad727e9893c4fd35d8e35363ab697a039edf39f8c5988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd15bbce8b7088a7da4ad727e9893c4fd35d8e35363ab697a039edf39f8c5988", kill_on_drop: false }`
[INFO] [stdout] cd15bbce8b7088a7da4ad727e9893c4fd35d8e35363ab697a039edf39f8c5988