[INFO] cloning repository https://github.com/TechnologyRose/RustCheatSheet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TechnologyRose/RustCheatSheet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechnologyRose%2FRustCheatSheet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechnologyRose%2FRustCheatSheet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 891cd441da694bbbfce9d1c586789fb8de9ad650
[INFO] testing TechnologyRose/RustCheatSheet against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechnologyRose%2FRustCheatSheet" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TechnologyRose/RustCheatSheet on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TechnologyRose/RustCheatSheet
[INFO] finished tweaking git repo https://github.com/TechnologyRose/RustCheatSheet
[INFO] tweaked toml for git repo https://github.com/TechnologyRose/RustCheatSheet written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/TechnologyRose/RustCheatSheet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e997e25186c02f68791538611cb7405c941515637e92b181ddf3d02802f561f
[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" "0e997e25186c02f68791538611cb7405c941515637e92b181ddf3d02802f561f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e997e25186c02f68791538611cb7405c941515637e92b181ddf3d02802f561f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e997e25186c02f68791538611cb7405c941515637e92b181ddf3d02802f561f", kill_on_drop: false }`
[INFO] [stdout] 0e997e25186c02f68791538611cb7405c941515637e92b181ddf3d02802f561f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e93803df159a75a681af2712b147e03844b30b791b2adae6d918f58271d4401b
[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" "e93803df159a75a681af2712b147e03844b30b791b2adae6d918f58271d4401b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_scraps v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "e93803df159a75a681af2712b147e03844b30b791b2adae6d918f58271d4401b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e93803df159a75a681af2712b147e03844b30b791b2adae6d918f58271d4401b", kill_on_drop: false }`
[INFO] [stdout] e93803df159a75a681af2712b147e03844b30b791b2adae6d918f58271d4401b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 89228e7a0247ec8af0e912858ea080377cc31aa303932c8ea17bfb8381591372
[INFO] running `Command { std: "docker" "start" "-a" "89228e7a0247ec8af0e912858ea080377cc31aa303932c8ea17bfb8381591372", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_scraps v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "89228e7a0247ec8af0e912858ea080377cc31aa303932c8ea17bfb8381591372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89228e7a0247ec8af0e912858ea080377cc31aa303932c8ea17bfb8381591372", kill_on_drop: false }`
[INFO] [stdout] 89228e7a0247ec8af0e912858ea080377cc31aa303932c8ea17bfb8381591372
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] c8e4cc9e01831cce1a867bcc4d027fb2f4f0a185d1cd11b320a1b5b9bc6ac605
[INFO] running `Command { std: "docker" "start" "-a" "c8e4cc9e01831cce1a867bcc4d027fb2f4f0a185d1cd11b320a1b5b9bc6ac605", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusty_scraps-a7d9d61c5621e782
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c8e4cc9e01831cce1a867bcc4d027fb2f4f0a185d1cd11b320a1b5b9bc6ac605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8e4cc9e01831cce1a867bcc4d027fb2f4f0a185d1cd11b320a1b5b9bc6ac605", kill_on_drop: false }`
[INFO] [stdout] c8e4cc9e01831cce1a867bcc4d027fb2f4f0a185d1cd11b320a1b5b9bc6ac605