[INFO] cloning repository https://github.com/mattysweeps/docker-rust-hello-world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattysweeps/docker-rust-hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattysweeps%2Fdocker-rust-hello-world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattysweeps%2Fdocker-rust-hello-world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b32d3fad1c9271a1892524f9508be09c4250893a
[INFO] testing mattysweeps/docker-rust-hello-world against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattysweeps%2Fdocker-rust-hello-world" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattysweeps/docker-rust-hello-world 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/mattysweeps/docker-rust-hello-world
[INFO] finished tweaking git repo https://github.com/mattysweeps/docker-rust-hello-world
[INFO] tweaked toml for git repo https://github.com/mattysweeps/docker-rust-hello-world written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/mattysweeps/docker-rust-hello-world 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] f7a40abd8f72626d2b937c43bdcdea2cb5c49221e26d0542c759a04998287c41
[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" "f7a40abd8f72626d2b937c43bdcdea2cb5c49221e26d0542c759a04998287c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7a40abd8f72626d2b937c43bdcdea2cb5c49221e26d0542c759a04998287c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a40abd8f72626d2b937c43bdcdea2cb5c49221e26d0542c759a04998287c41", kill_on_drop: false }`
[INFO] [stdout] f7a40abd8f72626d2b937c43bdcdea2cb5c49221e26d0542c759a04998287c41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] c0b08b0e306336bfe6734c4bd5e64805b29042782d6148f205d9767587b37493
[INFO] running `Command { std: "docker" "start" "-a" "c0b08b0e306336bfe6734c4bd5e64805b29042782d6148f205d9767587b37493", kill_on_drop: false }`
[INFO] [stderr]    Compiling docker-rust-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "c0b08b0e306336bfe6734c4bd5e64805b29042782d6148f205d9767587b37493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b08b0e306336bfe6734c4bd5e64805b29042782d6148f205d9767587b37493", kill_on_drop: false }`
[INFO] [stdout] c0b08b0e306336bfe6734c4bd5e64805b29042782d6148f205d9767587b37493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 0da68259c7732d419bce224f6473ffdc54507397e0a7153e57a1ec3cf3dc8c39
[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" "0da68259c7732d419bce224f6473ffdc54507397e0a7153e57a1ec3cf3dc8c39", kill_on_drop: false }`
[INFO] [stderr]    Compiling docker-rust-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "0da68259c7732d419bce224f6473ffdc54507397e0a7153e57a1ec3cf3dc8c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0da68259c7732d419bce224f6473ffdc54507397e0a7153e57a1ec3cf3dc8c39", kill_on_drop: false }`
[INFO] [stdout] 0da68259c7732d419bce224f6473ffdc54507397e0a7153e57a1ec3cf3dc8c39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 96ec94e72bdddfbd8436df3705cbc674fd64fb3e5f549a627715e6a0e73c4f55
[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" "96ec94e72bdddfbd8436df3705cbc674fd64fb3e5f549a627715e6a0e73c4f55", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/docker_rust_hello_world-d38652a8d0a71833
[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" "96ec94e72bdddfbd8436df3705cbc674fd64fb3e5f549a627715e6a0e73c4f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96ec94e72bdddfbd8436df3705cbc674fd64fb3e5f549a627715e6a0e73c4f55", kill_on_drop: false }`
[INFO] [stdout] 96ec94e72bdddfbd8436df3705cbc674fd64fb3e5f549a627715e6a0e73c4f55