[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 master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[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-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wisonye/rust-singleton-pattern-in-a-simple-way on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-5/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 554d62707c23c4e6c81e3c2c8f44ff7afc190463c811df98d9792a1faa70dd6d
[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" "554d62707c23c4e6c81e3c2c8f44ff7afc190463c811df98d9792a1faa70dd6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "554d62707c23c4e6c81e3c2c8f44ff7afc190463c811df98d9792a1faa70dd6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "554d62707c23c4e6c81e3c2c8f44ff7afc190463c811df98d9792a1faa70dd6d", kill_on_drop: false }`
[INFO] [stdout] 554d62707c23c4e6c81e3c2c8f44ff7afc190463c811df98d9792a1faa70dd6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd8e2a57445deeb292235ec695b71a8ba6ae1f1f042855571abfbb10b6c27e84
[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" "dd8e2a57445deeb292235ec695b71a8ba6ae1f1f042855571abfbb10b6c27e84", kill_on_drop: false }`
[INFO] [stderr]    Compiling design_pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "dd8e2a57445deeb292235ec695b71a8ba6ae1f1f042855571abfbb10b6c27e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8e2a57445deeb292235ec695b71a8ba6ae1f1f042855571abfbb10b6c27e84", kill_on_drop: false }`
[INFO] [stdout] dd8e2a57445deeb292235ec695b71a8ba6ae1f1f042855571abfbb10b6c27e84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a67f9e71e770e3b04f35f720aa9c4b219774d7c9ce59b56914f2b64cfbbd6fe9
[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" "a67f9e71e770e3b04f35f720aa9c4b219774d7c9ce59b56914f2b64cfbbd6fe9", kill_on_drop: false }`
[INFO] [stderr]    Compiling design_pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "a67f9e71e770e3b04f35f720aa9c4b219774d7c9ce59b56914f2b64cfbbd6fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67f9e71e770e3b04f35f720aa9c4b219774d7c9ce59b56914f2b64cfbbd6fe9", kill_on_drop: false }`
[INFO] [stdout] a67f9e71e770e3b04f35f720aa9c4b219774d7c9ce59b56914f2b64cfbbd6fe9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 76790e1a6277f8bcc0cc939e9e1037b885db4d9b5b22c7406de0cbcbadfb22fc
[INFO] running `Command { std: "docker" "start" "-a" "76790e1a6277f8bcc0cc939e9e1037b885db4d9b5b22c7406de0cbcbadfb22fc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/design_pattern-1bacf936aeff5357)
[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" "76790e1a6277f8bcc0cc939e9e1037b885db4d9b5b22c7406de0cbcbadfb22fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76790e1a6277f8bcc0cc939e9e1037b885db4d9b5b22c7406de0cbcbadfb22fc", kill_on_drop: false }`
[INFO] [stdout] 76790e1a6277f8bcc0cc939e9e1037b885db4d9b5b22c7406de0cbcbadfb22fc