[INFO] cloning repository https://github.com/Dhs92/set1_challenge2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dhs92/set1_challenge2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDhs92%2Fset1_challenge2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDhs92%2Fset1_challenge2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43e3b4ffd2838e1404f8a62128fb783dcb5f9182
[INFO] testing Dhs92/set1_challenge2 against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDhs92%2Fset1_challenge2" "/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/Dhs92/set1_challenge2 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Dhs92/set1_challenge2
[INFO] finished tweaking git repo https://github.com/Dhs92/set1_challenge2
[INFO] tweaked toml for git repo https://github.com/Dhs92/set1_challenge2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Dhs92/set1_challenge2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2705a4c9d509ce1b2e34e509e5e89557a583cbafbf57b9d6658ec186260effca
[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" "2705a4c9d509ce1b2e34e509e5e89557a583cbafbf57b9d6658ec186260effca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2705a4c9d509ce1b2e34e509e5e89557a583cbafbf57b9d6658ec186260effca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2705a4c9d509ce1b2e34e509e5e89557a583cbafbf57b9d6658ec186260effca", kill_on_drop: false }`
[INFO] [stdout] 2705a4c9d509ce1b2e34e509e5e89557a583cbafbf57b9d6658ec186260effca
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70b0cfb3e0b6747a2aaa9160a22cd77f5595b13b645b733db48baae0f96e1a56
[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" "70b0cfb3e0b6747a2aaa9160a22cd77f5595b13b645b733db48baae0f96e1a56", kill_on_drop: false }`
[INFO] [stderr]    Compiling set1_challenge2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "70b0cfb3e0b6747a2aaa9160a22cd77f5595b13b645b733db48baae0f96e1a56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70b0cfb3e0b6747a2aaa9160a22cd77f5595b13b645b733db48baae0f96e1a56", kill_on_drop: false }`
[INFO] [stdout] 70b0cfb3e0b6747a2aaa9160a22cd77f5595b13b645b733db48baae0f96e1a56
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 4a2dc74786ba8bf1cd94ea71f7e904fab66b0aaf64e164aabad3a2e149167654
[INFO] running `Command { std: "docker" "start" "-a" "4a2dc74786ba8bf1cd94ea71f7e904fab66b0aaf64e164aabad3a2e149167654", kill_on_drop: false }`
[INFO] [stderr]    Compiling set1_challenge2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "4a2dc74786ba8bf1cd94ea71f7e904fab66b0aaf64e164aabad3a2e149167654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a2dc74786ba8bf1cd94ea71f7e904fab66b0aaf64e164aabad3a2e149167654", kill_on_drop: false }`
[INFO] [stdout] 4a2dc74786ba8bf1cd94ea71f7e904fab66b0aaf64e164aabad3a2e149167654
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] f6fbc79136df6f30243dd84b4f9cf196952d79b3e8b45a670abc5705c2f048d7
[INFO] running `Command { std: "docker" "start" "-a" "f6fbc79136df6f30243dd84b4f9cf196952d79b3e8b45a670abc5705c2f048d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/set1_challenge2-e95581848b33b67e
[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" "f6fbc79136df6f30243dd84b4f9cf196952d79b3e8b45a670abc5705c2f048d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6fbc79136df6f30243dd84b4f9cf196952d79b3e8b45a670abc5705c2f048d7", kill_on_drop: false }`
[INFO] [stdout] f6fbc79136df6f30243dd84b4f9cf196952d79b3e8b45a670abc5705c2f048d7