[INFO] cloning repository https://github.com/wisonye/rust-singleton-pattern-in-a-simple-way
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wisonye/rust-singleton-pattern-in-a-simple-way" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisonye%2Frust-singleton-pattern-in-a-simple-way", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisonye%2Frust-singleton-pattern-in-a-simple-way'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0c30b80421efe7a1334127a2a4272a72bb85924
[INFO] testing wisonye/rust-singleton-pattern-in-a-simple-way against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisonye%2Frust-singleton-pattern-in-a-simple-way" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wisonye/rust-singleton-pattern-in-a-simple-way on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wisonye/rust-singleton-pattern-in-a-simple-way
[INFO] finished tweaking git repo https://github.com/wisonye/rust-singleton-pattern-in-a-simple-way
[INFO] tweaked toml for git repo https://github.com/wisonye/rust-singleton-pattern-in-a-simple-way written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/wisonye/rust-singleton-pattern-in-a-simple-way already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9284e3a0441afc3c1240427074b4ffc00117dd44178e5ea30da472ef9d27cee3
[INFO] running `Command { std: "docker" "start" "-a" "9284e3a0441afc3c1240427074b4ffc00117dd44178e5ea30da472ef9d27cee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9284e3a0441afc3c1240427074b4ffc00117dd44178e5ea30da472ef9d27cee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9284e3a0441afc3c1240427074b4ffc00117dd44178e5ea30da472ef9d27cee3", kill_on_drop: false }`
[INFO] [stdout] 9284e3a0441afc3c1240427074b4ffc00117dd44178e5ea30da472ef9d27cee3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3d4cd4b52ff54deb5dec7069b800d7eef818acc640a2ce9d461eeab81c282d3b
[INFO] running `Command { std: "docker" "start" "-a" "3d4cd4b52ff54deb5dec7069b800d7eef818acc640a2ce9d461eeab81c282d3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling design_pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "3d4cd4b52ff54deb5dec7069b800d7eef818acc640a2ce9d461eeab81c282d3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4cd4b52ff54deb5dec7069b800d7eef818acc640a2ce9d461eeab81c282d3b", kill_on_drop: false }`
[INFO] [stdout] 3d4cd4b52ff54deb5dec7069b800d7eef818acc640a2ce9d461eeab81c282d3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c4174771d120455d805bcf7fa2e44757927f268237cd70610440102c619ac684
[INFO] running `Command { std: "docker" "start" "-a" "c4174771d120455d805bcf7fa2e44757927f268237cd70610440102c619ac684", kill_on_drop: false }`
[INFO] [stderr]    Compiling design_pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/design_pattern-470b6253931062d7)
[INFO] running `Command { std: "docker" "inspect" "c4174771d120455d805bcf7fa2e44757927f268237cd70610440102c619ac684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4174771d120455d805bcf7fa2e44757927f268237cd70610440102c619ac684", kill_on_drop: false }`
[INFO] [stdout] c4174771d120455d805bcf7fa2e44757927f268237cd70610440102c619ac684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 819b7fe8a24eeade167dbc119da7dcd25690a772268c555b0702124eaebd613c
[INFO] running `Command { std: "docker" "start" "-a" "819b7fe8a24eeade167dbc119da7dcd25690a772268c555b0702124eaebd613c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/design_pattern-470b6253931062d7)
[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" "819b7fe8a24eeade167dbc119da7dcd25690a772268c555b0702124eaebd613c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "819b7fe8a24eeade167dbc119da7dcd25690a772268c555b0702124eaebd613c", kill_on_drop: false }`
[INFO] [stdout] 819b7fe8a24eeade167dbc119da7dcd25690a772268c555b0702124eaebd613c