[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 beta-2020-10-09 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-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arjunepr/a-simple-rust-exercise 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/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-10/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" "+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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] c0df8f3391eb304ff3781afc5cde20c9c88f5b8ae6362840e1f6846d1cd8f111
[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" "c0df8f3391eb304ff3781afc5cde20c9c88f5b8ae6362840e1f6846d1cd8f111", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0df8f3391eb304ff3781afc5cde20c9c88f5b8ae6362840e1f6846d1cd8f111", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0df8f3391eb304ff3781afc5cde20c9c88f5b8ae6362840e1f6846d1cd8f111", kill_on_drop: false }`
[INFO] [stdout] c0df8f3391eb304ff3781afc5cde20c9c88f5b8ae6362840e1f6846d1cd8f111
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d4b7ebf99c8fcb7449e1bc416ee73983306b4f3a0424fdfa450e091d5d8a79be
[INFO] running `Command { std: "docker" "start" "-a" "d4b7ebf99c8fcb7449e1bc416ee73983306b4f3a0424fdfa450e091d5d8a79be", 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 1.91s
[INFO] running `Command { std: "docker" "inspect" "d4b7ebf99c8fcb7449e1bc416ee73983306b4f3a0424fdfa450e091d5d8a79be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4b7ebf99c8fcb7449e1bc416ee73983306b4f3a0424fdfa450e091d5d8a79be", kill_on_drop: false }`
[INFO] [stdout] d4b7ebf99c8fcb7449e1bc416ee73983306b4f3a0424fdfa450e091d5d8a79be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 5c7e16a3be4373a5191707ec1c8d72c6efd07a6dc2c1c0bd9b1af6eded6cf1ed
[INFO] running `Command { std: "docker" "start" "-a" "5c7e16a3be4373a5191707ec1c8d72c6efd07a6dc2c1c0bd9b1af6eded6cf1ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "5c7e16a3be4373a5191707ec1c8d72c6efd07a6dc2c1c0bd9b1af6eded6cf1ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c7e16a3be4373a5191707ec1c8d72c6efd07a6dc2c1c0bd9b1af6eded6cf1ed", kill_on_drop: false }`
[INFO] [stdout] 5c7e16a3be4373a5191707ec1c8d72c6efd07a6dc2c1c0bd9b1af6eded6cf1ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 0065e9207fb3999684aec2e3d4f0d57e0403e2f3f15377d62e67da339a4f6ebf
[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" "0065e9207fb3999684aec2e3d4f0d57e0403e2f3f15377d62e67da339a4f6ebf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_project-33d826503fc262b6
[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" "0065e9207fb3999684aec2e3d4f0d57e0403e2f3f15377d62e67da339a4f6ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0065e9207fb3999684aec2e3d4f0d57e0403e2f3f15377d62e67da339a4f6ebf", kill_on_drop: false }`
[INFO] [stdout] 0065e9207fb3999684aec2e3d4f0d57e0403e2f3f15377d62e67da339a4f6ebf
