[INFO] cloning repository https://github.com/kangxiaoning/rust-exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kangxiaoning/rust-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkangxiaoning%2Frust-exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkangxiaoning%2Frust-exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62f9c68cac6d84e77f2dc371e5e4a60655f2530d
[INFO] testing kangxiaoning/rust-exercises against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkangxiaoning%2Frust-exercises" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kangxiaoning/rust-exercises on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kangxiaoning/rust-exercises
[INFO] finished tweaking git repo https://github.com/kangxiaoning/rust-exercises
[INFO] tweaked toml for git repo https://github.com/kangxiaoning/rust-exercises written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/kangxiaoning/rust-exercises already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logger v0.4.0
[INFO] [stderr]   Downloaded image v0.23.10
[INFO] [stderr]   Downloaded rayon v1.4.1
[INFO] [stderr]   Downloaded piston_window v0.113.0
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.70.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "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] e5adc641d6f924a8e7c2b1b5f4f87eb0352da5b8710900f2f5eb02981334ee8d
[INFO] running `Command { std: "docker" "start" "-a" "e5adc641d6f924a8e7c2b1b5f4f87eb0352da5b8710900f2f5eb02981334ee8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5adc641d6f924a8e7c2b1b5f4f87eb0352da5b8710900f2f5eb02981334ee8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5adc641d6f924a8e7c2b1b5f4f87eb0352da5b8710900f2f5eb02981334ee8d", kill_on_drop: false }`
[INFO] [stdout] e5adc641d6f924a8e7c2b1b5f4f87eb0352da5b8710900f2f5eb02981334ee8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "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] 5482ae5e570134f1830cbf8409c2565b448cac8edfbd25867449355bdafb3aa2
[INFO] running `Command { std: "docker" "start" "-a" "5482ae5e570134f1830cbf8409c2565b448cac8edfbd25867449355bdafb3aa2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]    Compiling piston-graphics_api_version v1.0.0
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling weezl v0.1.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling os_str_bytes v2.3.2
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/chat/server)
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir/chat/client)
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling shader_version v0.7.0
[INFO] [stderr]    Compiling gif v0.11.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling gfx_core v0.9.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.0
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling sha2 v0.9.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling piston2d-graphics v0.37.0
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]    Compiling gfx v0.18.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling iron v0.6.1
[INFO] [stderr]    Compiling router v0.6.0
[INFO] [stderr]    Compiling logger v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling image v0.23.10
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling gfx_device_gl v0.16.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling winit v0.19.5
[INFO] [stderr]    Compiling piston-gfx_texture v0.41.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.70.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling glutin v0.21.2
[INFO] [stderr]    Compiling port_sniffer v0.1.0 (/opt/rustwide/workdir/port_sniffer)
[INFO] [stderr]    Compiling pistoncore-input v1.0.0
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling pistoncore-window v0.47.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.52.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.66.0
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir/blockchain)
[INFO] [stderr]    Compiling web_api v0.1.0 (/opt/rustwide/workdir/web_api)
[INFO] [stderr]    Compiling piston v0.52.0
[INFO] [stderr]    Compiling piston_window v0.113.0
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/rustwide/workdir/snake)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 36s
[INFO] running `Command { std: "docker" "inspect" "5482ae5e570134f1830cbf8409c2565b448cac8edfbd25867449355bdafb3aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5482ae5e570134f1830cbf8409c2565b448cac8edfbd25867449355bdafb3aa2", kill_on_drop: false }`
[INFO] [stdout] 5482ae5e570134f1830cbf8409c2565b448cac8edfbd25867449355bdafb3aa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6799e7822e41f71a8d3a3e5794f85ad5aee11002e0ba74d5d05cff5ea28ec063
[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" "6799e7822e41f71a8d3a3e5794f85ad5aee11002e0ba74d5d05cff5ea28ec063", kill_on_drop: false }`
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir/chat/client)
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/chat/server)
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir/blockchain)
[INFO] [stderr]    Compiling port_sniffer v0.1.0 (/opt/rustwide/workdir/port_sniffer)
[INFO] [stderr]    Compiling web_api v0.1.0 (/opt/rustwide/workdir/web_api)
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/rustwide/workdir/snake)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "6799e7822e41f71a8d3a3e5794f85ad5aee11002e0ba74d5d05cff5ea28ec063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6799e7822e41f71a8d3a3e5794f85ad5aee11002e0ba74d5d05cff5ea28ec063", kill_on_drop: false }`
[INFO] [stdout] 6799e7822e41f71a8d3a3e5794f85ad5aee11002e0ba74d5d05cff5ea28ec063
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "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] 67e8117d8e1960104dd4fa71c0ec72931a1d00a1ca1794ea1814b556fed766e8
[INFO] running `Command { std: "docker" "start" "-a" "67e8117d8e1960104dd4fa71c0ec72931a1d00a1ca1794ea1814b556fed766e8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/blockchain-c29e5009fea69166)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/client-a74a583f1b6eb3bf)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/port_sniffer-5bbd117a18d3a475)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/server-9f80311c9710a6e7)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snake-0f49869ceaa2f6d0)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/web_api-15311c9d086789f9)
[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" "67e8117d8e1960104dd4fa71c0ec72931a1d00a1ca1794ea1814b556fed766e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67e8117d8e1960104dd4fa71c0ec72931a1d00a1ca1794ea1814b556fed766e8", kill_on_drop: false }`
[INFO] [stdout] 67e8117d8e1960104dd4fa71c0ec72931a1d00a1ca1794ea1814b556fed766e8