[INFO] cloning repository https://github.com/aujxn/newtons-root-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aujxn/newtons-root-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faujxn%2Fnewtons-root-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faujxn%2Fnewtons-root-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 894eb212c64e467a3ee9117b6d25ed38d0579ab2
[INFO] testing aujxn/newtons-root-solver against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faujxn%2Fnewtons-root-solver" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aujxn/newtons-root-solver 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/aujxn/newtons-root-solver
[INFO] finished tweaking git repo https://github.com/aujxn/newtons-root-solver
[INFO] tweaked toml for git repo https://github.com/aujxn/newtons-root-solver written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/aujxn/newtons-root-solver 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b7c28a1c4dc1d9104c8f72e8077c9209bbef221577c2bd8381a2996f329f0fc9
[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" "b7c28a1c4dc1d9104c8f72e8077c9209bbef221577c2bd8381a2996f329f0fc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7c28a1c4dc1d9104c8f72e8077c9209bbef221577c2bd8381a2996f329f0fc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c28a1c4dc1d9104c8f72e8077c9209bbef221577c2bd8381a2996f329f0fc9", kill_on_drop: false }`
[INFO] [stdout] b7c28a1c4dc1d9104c8f72e8077c9209bbef221577c2bd8381a2996f329f0fc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8fc2200bf52b1d055685cde01caae1e7fadc6c93956d25d2a879d92ace9f2972
[INFO] running `Command { std: "docker" "start" "-a" "8fc2200bf52b1d055685cde01caae1e7fadc6c93956d25d2a879d92ace9f2972", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.64
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]    Compiling structopt v0.3.3
[INFO] [stderr]    Compiling newtons v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.95s
[INFO] running `Command { std: "docker" "inspect" "8fc2200bf52b1d055685cde01caae1e7fadc6c93956d25d2a879d92ace9f2972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fc2200bf52b1d055685cde01caae1e7fadc6c93956d25d2a879d92ace9f2972", kill_on_drop: false }`
[INFO] [stdout] 8fc2200bf52b1d055685cde01caae1e7fadc6c93956d25d2a879d92ace9f2972
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9578848d395ac7b3e8e928c17d3569314f0df269c1167b88879dc6a85ecb2bc4
[INFO] running `Command { std: "docker" "start" "-a" "9578848d395ac7b3e8e928c17d3569314f0df269c1167b88879dc6a85ecb2bc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling newtons v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "9578848d395ac7b3e8e928c17d3569314f0df269c1167b88879dc6a85ecb2bc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9578848d395ac7b3e8e928c17d3569314f0df269c1167b88879dc6a85ecb2bc4", kill_on_drop: false }`
[INFO] [stdout] 9578848d395ac7b3e8e928c17d3569314f0df269c1167b88879dc6a85ecb2bc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] acb1b18001df4156f408e28aa4e57caf3c40dad2d5be1d398e2307f6503d02f8
[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" "acb1b18001df4156f408e28aa4e57caf3c40dad2d5be1d398e2307f6503d02f8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/newtons-a8028db55bc709b7
[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" "acb1b18001df4156f408e28aa4e57caf3c40dad2d5be1d398e2307f6503d02f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acb1b18001df4156f408e28aa4e57caf3c40dad2d5be1d398e2307f6503d02f8", kill_on_drop: false }`
[INFO] [stdout] acb1b18001df4156f408e28aa4e57caf3c40dad2d5be1d398e2307f6503d02f8