[INFO] cloning repository https://github.com/Corfucinas/hello_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Corfucinas/hello_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCorfucinas%2Fhello_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCorfucinas%2Fhello_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8cdff49baad6205016c529ac67964af17eaed008
[INFO] testing Corfucinas/hello_rust against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCorfucinas%2Fhello_rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Corfucinas/hello_rust on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Corfucinas/hello_rust
[INFO] finished tweaking git repo https://github.com/Corfucinas/hello_rust
[INFO] tweaked toml for git repo https://github.com/Corfucinas/hello_rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Corfucinas/hello_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/rust-lang-nursery/rand.git`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "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] f82becceaf0b75a3231d0911b14d8b0803322f05b43e2bb7c177e159ef5f0c39
[INFO] running `Command { std: "docker" "start" "-a" "f82becceaf0b75a3231d0911b14d8b0803322f05b43e2bb7c177e159ef5f0c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f82becceaf0b75a3231d0911b14d8b0803322f05b43e2bb7c177e159ef5f0c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82becceaf0b75a3231d0911b14d8b0803322f05b43e2bb7c177e159ef5f0c39", kill_on_drop: false }`
[INFO] [stdout] f82becceaf0b75a3231d0911b14d8b0803322f05b43e2bb7c177e159ef5f0c39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f39c95f9c98e7bc7304a7b5b3ff5c94b87d647d02452ddd9e5c42cede79e9b5
[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" "8f39c95f9c98e7bc7304a7b5b3ff5c94b87d647d02452ddd9e5c42cede79e9b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling rand_core v0.5.1 (https://github.com/rust-lang-nursery/rand.git#7ede4403)
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling rand_chacha v0.2.2 (https://github.com/rust-lang-nursery/rand.git#7ede4403)
[INFO] [stderr]    Compiling rand v0.7.3 (https://github.com/rust-lang-nursery/rand.git#7ede4403)
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.36s
[INFO] running `Command { std: "docker" "inspect" "8f39c95f9c98e7bc7304a7b5b3ff5c94b87d647d02452ddd9e5c42cede79e9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f39c95f9c98e7bc7304a7b5b3ff5c94b87d647d02452ddd9e5c42cede79e9b5", kill_on_drop: false }`
[INFO] [stdout] 8f39c95f9c98e7bc7304a7b5b3ff5c94b87d647d02452ddd9e5c42cede79e9b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4885970dfa9a065177e4989501e7714b4c1c82e2ee82ea4c23ec6141e2651076
[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" "4885970dfa9a065177e4989501e7714b4c1c82e2ee82ea4c23ec6141e2651076", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "4885970dfa9a065177e4989501e7714b4c1c82e2ee82ea4c23ec6141e2651076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4885970dfa9a065177e4989501e7714b4c1c82e2ee82ea4c23ec6141e2651076", kill_on_drop: false }`
[INFO] [stdout] 4885970dfa9a065177e4989501e7714b4c1c82e2ee82ea4c23ec6141e2651076
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9751fe40d6d694c1ff9d6ad9914414b300f123e86c82852100171e4e931f8e9e
[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" "9751fe40d6d694c1ff9d6ad9914414b300f123e86c82852100171e4e931f8e9e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hello_world-2bf30080b1d768db
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9751fe40d6d694c1ff9d6ad9914414b300f123e86c82852100171e4e931f8e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9751fe40d6d694c1ff9d6ad9914414b300f123e86c82852100171e4e931f8e9e", kill_on_drop: false }`
[INFO] [stdout] 9751fe40d6d694c1ff9d6ad9914414b300f123e86c82852100171e4e931f8e9e