[INFO] cloning repository https://github.com/wrongway4you/sierpinski-triangle-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wrongway4you/sierpinski-triangle-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwrongway4you%2Fsierpinski-triangle-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwrongway4you%2Fsierpinski-triangle-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61d5a631e7a10cb5e0f870cb778cd498be08f6a3
[INFO] testing wrongway4you/sierpinski-triangle-rs against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwrongway4you%2Fsierpinski-triangle-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wrongway4you/sierpinski-triangle-rs 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/wrongway4you/sierpinski-triangle-rs
[INFO] finished tweaking git repo https://github.com/wrongway4you/sierpinski-triangle-rs
[INFO] tweaked toml for git repo https://github.com/wrongway4you/sierpinski-triangle-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/wrongway4you/sierpinski-triangle-rs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8359bf712e4983a81db58d767495b72a8fdde26e97160e66f575fc4924a76fb7
[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" "8359bf712e4983a81db58d767495b72a8fdde26e97160e66f575fc4924a76fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8359bf712e4983a81db58d767495b72a8fdde26e97160e66f575fc4924a76fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8359bf712e4983a81db58d767495b72a8fdde26e97160e66f575fc4924a76fb7", kill_on_drop: false }`
[INFO] [stdout] 8359bf712e4983a81db58d767495b72a8fdde26e97160e66f575fc4924a76fb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 844be095f221f54ce39233b9055dee2cd2ab36ee7ed471e573e93eecf6725748
[INFO] running `Command { std: "docker" "start" "-a" "844be095f221f54ce39233b9055dee2cd2ab36ee7ed471e573e93eecf6725748", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling rayon-core v1.0.0
[INFO] [stderr]    Compiling deque v0.3.2
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling adler32 v1.0.0
[INFO] [stderr]    Compiling inflate v0.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling color_quant v1.0.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.7
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling unicode-segmentation v1.1.0
[INFO] [stderr]    Compiling deflate v0.7.11
[INFO] [stderr]    Compiling num_cpus v1.4.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling gif v0.9.1
[INFO] [stderr]    Compiling textwrap v0.6.0
[INFO] [stderr]    Compiling num-integer v0.1.34
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling clap v2.25.0
[INFO] [stderr]    Compiling num-iter v0.1.33
[INFO] [stderr]    Compiling num-rational v0.1.36
[INFO] [stderr]    Compiling png v0.7.0
[INFO] [stderr]    Compiling rayon v0.7.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.12
[INFO] [stderr]    Compiling image v0.13.0
[INFO] [stderr]    Compiling sierpinski-triangle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.45s
[INFO] running `Command { std: "docker" "inspect" "844be095f221f54ce39233b9055dee2cd2ab36ee7ed471e573e93eecf6725748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "844be095f221f54ce39233b9055dee2cd2ab36ee7ed471e573e93eecf6725748", kill_on_drop: false }`
[INFO] [stdout] 844be095f221f54ce39233b9055dee2cd2ab36ee7ed471e573e93eecf6725748
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9672f553932e701d989101a7be76f7afc19fcec544ed385427b8b11136aeadbf
[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" "9672f553932e701d989101a7be76f7afc19fcec544ed385427b8b11136aeadbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling sierpinski-triangle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "9672f553932e701d989101a7be76f7afc19fcec544ed385427b8b11136aeadbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9672f553932e701d989101a7be76f7afc19fcec544ed385427b8b11136aeadbf", kill_on_drop: false }`
[INFO] [stdout] 9672f553932e701d989101a7be76f7afc19fcec544ed385427b8b11136aeadbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] 563fc18e384c94537c2b096ec4c3e7d0cdddd19bae1d3b59300c198b8fb2b5f3
[INFO] running `Command { std: "docker" "start" "-a" "563fc18e384c94537c2b096ec4c3e7d0cdddd19bae1d3b59300c198b8fb2b5f3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sierpinski_triangle-3da8d31f3cf0b7c7
[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" "563fc18e384c94537c2b096ec4c3e7d0cdddd19bae1d3b59300c198b8fb2b5f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "563fc18e384c94537c2b096ec4c3e7d0cdddd19bae1d3b59300c198b8fb2b5f3", kill_on_drop: false }`
[INFO] [stdout] 563fc18e384c94537c2b096ec4c3e7d0cdddd19bae1d3b59300c198b8fb2b5f3