[INFO] cloning repository https://github.com/FranksMa/learn_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FranksMa/learn_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranksMa%2Flearn_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranksMa%2Flearn_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56f01ae865e0fcabc95079b5180c15c6f4fd6156
[INFO] testing FranksMa/learn_rust against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranksMa%2Flearn_rust" "/workspace/builds/worker-78/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-78/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FranksMa/learn_rust on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FranksMa/learn_rust
[INFO] finished tweaking git repo https://github.com/FranksMa/learn_rust
[INFO] tweaked toml for git repo https://github.com/FranksMa/learn_rust written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate git repo https://github.com/FranksMa/learn_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bd485a29760678089971f34061ec1af03d4da0a2083e1f2613c222bf790fb7f
[INFO] running `Command { std: "docker" "start" "-a" "0bd485a29760678089971f34061ec1af03d4da0a2083e1f2613c222bf790fb7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bd485a29760678089971f34061ec1af03d4da0a2083e1f2613c222bf790fb7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd485a29760678089971f34061ec1af03d4da0a2083e1f2613c222bf790fb7f", kill_on_drop: false }`
[INFO] [stdout] 0bd485a29760678089971f34061ec1af03d4da0a2083e1f2613c222bf790fb7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f1bbf5cd02a491aafe8cc4cd0732c7e5bd567041af3b0488d1268c952efb969
[INFO] running `Command { std: "docker" "start" "-a" "2f1bbf5cd02a491aafe8cc4cd0732c7e5bd567041af3b0488d1268c952efb969", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling battery v0.7.8
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling uom v0.30.0
[INFO] [stderr]    Compiling learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.56s
[INFO] running `Command { std: "docker" "inspect" "2f1bbf5cd02a491aafe8cc4cd0732c7e5bd567041af3b0488d1268c952efb969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1bbf5cd02a491aafe8cc4cd0732c7e5bd567041af3b0488d1268c952efb969", kill_on_drop: false }`
[INFO] [stdout] 2f1bbf5cd02a491aafe8cc4cd0732c7e5bd567041af3b0488d1268c952efb969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34caf93485ab1f46bdfadc151fca97637351a9d93aa5163051ce6bd0b3425566
[INFO] running `Command { std: "docker" "start" "-a" "34caf93485ab1f46bdfadc151fca97637351a9d93aa5163051ce6bd0b3425566", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4m 07s
[INFO] running `Command { std: "docker" "inspect" "34caf93485ab1f46bdfadc151fca97637351a9d93aa5163051ce6bd0b3425566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34caf93485ab1f46bdfadc151fca97637351a9d93aa5163051ce6bd0b3425566", kill_on_drop: false }`
[INFO] [stdout] 34caf93485ab1f46bdfadc151fca97637351a9d93aa5163051ce6bd0b3425566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21996d75f6f57f3ff4a8cfc51ce3d6080586e26fa96f560e297181bc9e4ced0f
[INFO] running `Command { std: "docker" "start" "-a" "21996d75f6f57f3ff4a8cfc51ce3d6080586e26fa96f560e297181bc9e4ced0f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 40.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_rust-b5cc6f04f18744e7)
[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" "21996d75f6f57f3ff4a8cfc51ce3d6080586e26fa96f560e297181bc9e4ced0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21996d75f6f57f3ff4a8cfc51ce3d6080586e26fa96f560e297181bc9e4ced0f", kill_on_drop: false }`
[INFO] [stdout] 21996d75f6f57f3ff4a8cfc51ce3d6080586e26fa96f560e297181bc9e4ced0f