[INFO] cloning repository https://github.com/jorge-marques/hacker-rank-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jorge-marques/hacker-rank-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjorge-marques%2Fhacker-rank-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjorge-marques%2Fhacker-rank-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7a9ec21aa6349afd08595901ecfd4da8f7acc76
[INFO] testing jorge-marques/hacker-rank-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%2Fjorge-marques%2Fhacker-rank-rs" "/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/jorge-marques/hacker-rank-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/jorge-marques/hacker-rank-rs
[INFO] finished tweaking git repo https://github.com/jorge-marques/hacker-rank-rs
[INFO] tweaked toml for git repo https://github.com/jorge-marques/hacker-rank-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/jorge-marques/hacker-rank-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] 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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcbe0259d066db2f5f854d377619100853e864de64115296a599a4298e2c3a1b
[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" "bcbe0259d066db2f5f854d377619100853e864de64115296a599a4298e2c3a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcbe0259d066db2f5f854d377619100853e864de64115296a599a4298e2c3a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcbe0259d066db2f5f854d377619100853e864de64115296a599a4298e2c3a1b", kill_on_drop: false }`
[INFO] [stdout] bcbe0259d066db2f5f854d377619100853e864de64115296a599a4298e2c3a1b
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] b20367f828a113a1e45bf356ac75c1205c05926b2a9853a260e6d801726e39ee
[INFO] running `Command { std: "docker" "start" "-a" "b20367f828a113a1e45bf356ac75c1205c05926b2a9853a260e6d801726e39ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling hacker-rank v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "b20367f828a113a1e45bf356ac75c1205c05926b2a9853a260e6d801726e39ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20367f828a113a1e45bf356ac75c1205c05926b2a9853a260e6d801726e39ee", kill_on_drop: false }`
[INFO] [stdout] b20367f828a113a1e45bf356ac75c1205c05926b2a9853a260e6d801726e39ee
[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: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] a3fc18463c15b8583a7c4a129a18d0facc6b570b6fc2d4fa6b6d5d1daf720f0a
[INFO] running `Command { std: "docker" "start" "-a" "a3fc18463c15b8583a7c4a129a18d0facc6b570b6fc2d4fa6b6d5d1daf720f0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling hacker-rank v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "a3fc18463c15b8583a7c4a129a18d0facc6b570b6fc2d4fa6b6d5d1daf720f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3fc18463c15b8583a7c4a129a18d0facc6b570b6fc2d4fa6b6d5d1daf720f0a", kill_on_drop: false }`
[INFO] [stdout] a3fc18463c15b8583a7c4a129a18d0facc6b570b6fc2d4fa6b6d5d1daf720f0a
[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: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] 1f05150f377eb1133e57125b33297442746737d3c23f2f99f37ec2bc18d9ee0b
[INFO] running `Command { std: "docker" "start" "-a" "1f05150f377eb1133e57125b33297442746737d3c23f2f99f37ec2bc18d9ee0b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hacker_rank-5346e9b3bb8446a7
[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" "1f05150f377eb1133e57125b33297442746737d3c23f2f99f37ec2bc18d9ee0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f05150f377eb1133e57125b33297442746737d3c23f2f99f37ec2bc18d9ee0b", kill_on_drop: false }`
[INFO] [stdout] 1f05150f377eb1133e57125b33297442746737d3c23f2f99f37ec2bc18d9ee0b