[INFO] cloning repository https://github.com/neka-nat/karmarkar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neka-nat/karmarkar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneka-nat%2Fkarmarkar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneka-nat%2Fkarmarkar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b89ed9fd12af5174aa99ddbd8470db0220c9fcc
[INFO] testing neka-nat/karmarkar against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneka-nat%2Fkarmarkar" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/neka-nat/karmarkar 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/neka-nat/karmarkar
[INFO] finished tweaking git repo https://github.com/neka-nat/karmarkar
[INFO] tweaked toml for git repo https://github.com/neka-nat/karmarkar written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/neka-nat/karmarkar 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 860667296bc52306ef84bb27ec3874be168bf79775d26df5423bf42fa0a3d878
[INFO] running `Command { std: "docker" "start" "-a" "860667296bc52306ef84bb27ec3874be168bf79775d26df5423bf42fa0a3d878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "860667296bc52306ef84bb27ec3874be168bf79775d26df5423bf42fa0a3d878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "860667296bc52306ef84bb27ec3874be168bf79775d26df5423bf42fa0a3d878", kill_on_drop: false }`
[INFO] [stdout] 860667296bc52306ef84bb27ec3874be168bf79775d26df5423bf42fa0a3d878
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] 9412453f774af033c5dcb6019e63cbb90e27ce7bd038dd5244b89448d0305bd9
[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" "9412453f774af033c5dcb6019e63cbb90e27ce7bd038dd5244b89448d0305bd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling simba v0.1.5
[INFO] [stderr]    Compiling nalgebra v0.21.1
[INFO] [stderr]    Compiling karmarkar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.94s
[INFO] running `Command { std: "docker" "inspect" "9412453f774af033c5dcb6019e63cbb90e27ce7bd038dd5244b89448d0305bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9412453f774af033c5dcb6019e63cbb90e27ce7bd038dd5244b89448d0305bd9", kill_on_drop: false }`
[INFO] [stdout] 9412453f774af033c5dcb6019e63cbb90e27ce7bd038dd5244b89448d0305bd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 0a352b183fce7949111ac4d31d994519f2032494a230b3620bf784fed4ff45d1
[INFO] running `Command { std: "docker" "start" "-a" "0a352b183fce7949111ac4d31d994519f2032494a230b3620bf784fed4ff45d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling karmarkar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "0a352b183fce7949111ac4d31d994519f2032494a230b3620bf784fed4ff45d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a352b183fce7949111ac4d31d994519f2032494a230b3620bf784fed4ff45d1", kill_on_drop: false }`
[INFO] [stdout] 0a352b183fce7949111ac4d31d994519f2032494a230b3620bf784fed4ff45d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 0764a32b043b20f316b9797d4bc85bf4e74c8220d270b8784b467b17e89c1dca
[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" "0764a32b043b20f316b9797d4bc85bf4e74c8220d270b8784b467b17e89c1dca", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/karmarkar-1131b76b3a7a00ec
[INFO] [stderr]    Doc-tests karmarkar
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test karmarkar::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "0764a32b043b20f316b9797d4bc85bf4e74c8220d270b8784b467b17e89c1dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0764a32b043b20f316b9797d4bc85bf4e74c8220d270b8784b467b17e89c1dca", kill_on_drop: false }`
[INFO] [stdout] 0764a32b043b20f316b9797d4bc85bf4e74c8220d270b8784b467b17e89c1dca