[INFO] cloning repository https://github.com/414owen/L-Systems
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/414owen/L-Systems" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F414owen%2FL-Systems", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F414owen%2FL-Systems'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9b9279f4e03eec800e94b94f2abc4a482d68e22
[INFO] testing 414owen/L-Systems against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F414owen%2FL-Systems" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/414owen/L-Systems on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/414owen/L-Systems
[INFO] finished tweaking git repo https://github.com/414owen/L-Systems
[INFO] tweaked toml for git repo https://github.com/414owen/L-Systems written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/414owen/L-Systems already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc3b3a5d6f7948ab3033ec0e2f81523086bb35e31d74416ce76434a4b5ee6f05
[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" "fc3b3a5d6f7948ab3033ec0e2f81523086bb35e31d74416ce76434a4b5ee6f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc3b3a5d6f7948ab3033ec0e2f81523086bb35e31d74416ce76434a4b5ee6f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc3b3a5d6f7948ab3033ec0e2f81523086bb35e31d74416ce76434a4b5ee6f05", kill_on_drop: false }`
[INFO] [stdout] fc3b3a5d6f7948ab3033ec0e2f81523086bb35e31d74416ce76434a4b5ee6f05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 825c8c20d407fcdf11a7c99304182364c0bbb0cdb935e91ef7343b6ba3a29648
[INFO] running `Command { std: "docker" "start" "-a" "825c8c20d407fcdf11a7c99304182364c0bbb0cdb935e91ef7343b6ba3a29648", kill_on_drop: false }`
[INFO] [stderr]    Compiling L-Systems v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/sierpinski.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |             Command::Var(a) => "fd 4"
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "825c8c20d407fcdf11a7c99304182364c0bbb0cdb935e91ef7343b6ba3a29648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "825c8c20d407fcdf11a7c99304182364c0bbb0cdb935e91ef7343b6ba3a29648", kill_on_drop: false }`
[INFO] [stdout] 825c8c20d407fcdf11a7c99304182364c0bbb0cdb935e91ef7343b6ba3a29648
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3c5854ec76f871a17cf3154e1ccc76d3f7561f3a49cafcc789f507311b796f3
[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" "a3c5854ec76f871a17cf3154e1ccc76d3f7561f3a49cafcc789f507311b796f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling L-Systems v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/sierpinski.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |             Command::Var(a) => "fd 4"
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "a3c5854ec76f871a17cf3154e1ccc76d3f7561f3a49cafcc789f507311b796f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c5854ec76f871a17cf3154e1ccc76d3f7561f3a49cafcc789f507311b796f3", kill_on_drop: false }`
[INFO] [stdout] a3c5854ec76f871a17cf3154e1ccc76d3f7561f3a49cafcc789f507311b796f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 6e7fe32b0ab36bdd80c3cfe5c4f5a70d3fd159e243ca0d8534f3420c8163c9b1
[INFO] running `Command { std: "docker" "start" "-a" "6e7fe32b0ab36bdd80c3cfe5c4f5a70d3fd159e243ca0d8534f3420c8163c9b1", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/bin/sierpinski.rs:32:26
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Command::Var(a) => "fd 4"
[INFO] [stderr]    |                          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sierpinski-d1c479867b4abc87
[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" "6e7fe32b0ab36bdd80c3cfe5c4f5a70d3fd159e243ca0d8534f3420c8163c9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e7fe32b0ab36bdd80c3cfe5c4f5a70d3fd159e243ca0d8534f3420c8163c9b1", kill_on_drop: false }`
[INFO] [stdout] 6e7fe32b0ab36bdd80c3cfe5c4f5a70d3fd159e243ca0d8534f3420c8163c9b1