[INFO] cloning repository https://github.com/arjunepr/a-simple-rust-exercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arjunepr/a-simple-rust-exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjunepr%2Fa-simple-rust-exercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjunepr%2Fa-simple-rust-exercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55cead71a0bf1c015c0e2e514ca9a68ee4ab7a2a
[INFO] testing arjunepr/a-simple-rust-exercise against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjunepr%2Fa-simple-rust-exercise" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arjunepr/a-simple-rust-exercise on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arjunepr/a-simple-rust-exercise
[INFO] finished tweaking git repo https://github.com/arjunepr/a-simple-rust-exercise
[INFO] tweaked toml for git repo https://github.com/arjunepr/a-simple-rust-exercise written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/arjunepr/a-simple-rust-exercise already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.47.0" "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] b38aa870fb0dda08af3fb65ff64f8b2c6d572ff6a8e081aecb0648bcc536e490
[INFO] running `Command { std: "docker" "start" "-a" "b38aa870fb0dda08af3fb65ff64f8b2c6d572ff6a8e081aecb0648bcc536e490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b38aa870fb0dda08af3fb65ff64f8b2c6d572ff6a8e081aecb0648bcc536e490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38aa870fb0dda08af3fb65ff64f8b2c6d572ff6a8e081aecb0648bcc536e490", kill_on_drop: false }`
[INFO] [stdout] b38aa870fb0dda08af3fb65ff64f8b2c6d572ff6a8e081aecb0648bcc536e490
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74ecba4edb20a3208406691e26636ccb748e1dd4cf366308a071d12411d423ac
[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" "74ecba4edb20a3208406691e26636ccb748e1dd4cf366308a071d12411d423ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling text_io v0.1.7
[INFO] [stderr]    Compiling simple_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "74ecba4edb20a3208406691e26636ccb748e1dd4cf366308a071d12411d423ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ecba4edb20a3208406691e26636ccb748e1dd4cf366308a071d12411d423ac", kill_on_drop: false }`
[INFO] [stdout] 74ecba4edb20a3208406691e26636ccb748e1dd4cf366308a071d12411d423ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f7cb40da5d94ca4edf4d0829c0a1de9b92c384a427d5b19cf5e4f0b779fd701
[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" "7f7cb40da5d94ca4edf4d0829c0a1de9b92c384a427d5b19cf5e4f0b779fd701", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "7f7cb40da5d94ca4edf4d0829c0a1de9b92c384a427d5b19cf5e4f0b779fd701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f7cb40da5d94ca4edf4d0829c0a1de9b92c384a427d5b19cf5e4f0b779fd701", kill_on_drop: false }`
[INFO] [stdout] 7f7cb40da5d94ca4edf4d0829c0a1de9b92c384a427d5b19cf5e4f0b779fd701
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6d6c10a8ea665b5e50fe7c2eecb159a9c53c281ad5250c06866557c7bf5b83c
[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" "e6d6c10a8ea665b5e50fe7c2eecb159a9c53c281ad5250c06866557c7bf5b83c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_project-40b22cd25c64f5c2
[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" "e6d6c10a8ea665b5e50fe7c2eecb159a9c53c281ad5250c06866557c7bf5b83c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6d6c10a8ea665b5e50fe7c2eecb159a9c53c281ad5250c06866557c7bf5b83c", kill_on_drop: false }`
[INFO] [stdout] e6d6c10a8ea665b5e50fe7c2eecb159a9c53c281ad5250c06866557c7bf5b83c
