[INFO] cloning repository https://github.com/BernardIgiri/learn_more_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BernardIgiri/learn_more_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBernardIgiri%2Flearn_more_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBernardIgiri%2Flearn_more_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa4197b91abb499fcaf369a365d6a99808b8786a
[INFO] testing BernardIgiri/learn_more_rust 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%2FBernardIgiri%2Flearn_more_rust" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BernardIgiri/learn_more_rust 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/BernardIgiri/learn_more_rust
[INFO] finished tweaking git repo https://github.com/BernardIgiri/learn_more_rust
[INFO] tweaked toml for git repo https://github.com/BernardIgiri/learn_more_rust written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/BernardIgiri/learn_more_rust 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]  Downloading crates ...
[INFO] [stderr]   Downloaded unescape v0.1.0
[INFO] [stderr]   Downloaded float-cmp v0.8.0
[INFO] [stderr]   Downloaded glam v0.9.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 43503f9ee9bf04ed1e21d3f579c4c4e08a229c6d2a4102c699314205d85d2d4c
[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" "43503f9ee9bf04ed1e21d3f579c4c4e08a229c6d2a4102c699314205d85d2d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43503f9ee9bf04ed1e21d3f579c4c4e08a229c6d2a4102c699314205d85d2d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43503f9ee9bf04ed1e21d3f579c4c4e08a229c6d2a4102c699314205d85d2d4c", kill_on_drop: false }`
[INFO] [stdout] 43503f9ee9bf04ed1e21d3f579c4c4e08a229c6d2a4102c699314205d85d2d4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] a788595929548c9588c456dcdd6110df43ce5daf63263832efa8267c2dc9df7d
[INFO] running `Command { std: "docker" "start" "-a" "a788595929548c9588c456dcdd6110df43ce5daf63263832efa8267c2dc9df7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling glam v0.9.3
[INFO] [stderr]    Compiling hashbrown v0.3.1
[INFO] [stderr]    Compiling unescape v0.1.0
[INFO] [stderr]    Compiling tracing-core v0.1.14
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tracing v0.1.19
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling hyper v0.13.7
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.7
[INFO] [stderr]    Compiling learn_more_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "a788595929548c9588c456dcdd6110df43ce5daf63263832efa8267c2dc9df7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a788595929548c9588c456dcdd6110df43ce5daf63263832efa8267c2dc9df7d", kill_on_drop: false }`
[INFO] [stdout] a788595929548c9588c456dcdd6110df43ce5daf63263832efa8267c2dc9df7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] 9842e8d75aaac02d8daa2ba04b466b176f9013760a5e2c52ec4f1337f3801c14
[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" "9842e8d75aaac02d8daa2ba04b466b176f9013760a5e2c52ec4f1337f3801c14", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling learn_more_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.31s
[INFO] running `Command { std: "docker" "inspect" "9842e8d75aaac02d8daa2ba04b466b176f9013760a5e2c52ec4f1337f3801c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9842e8d75aaac02d8daa2ba04b466b176f9013760a5e2c52ec4f1337f3801c14", kill_on_drop: false }`
[INFO] [stdout] 9842e8d75aaac02d8daa2ba04b466b176f9013760a5e2c52ec4f1337f3801c14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 0ddcdcb5e17636cd0692504ec428c28274cd8fcee1e9ccbd6d7704d6c10ab1fe
[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" "0ddcdcb5e17636cd0692504ec428c28274cd8fcee1e9ccbd6d7704d6c10ab1fe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/learn_more_rust-2be5789d46d02100
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test guessing_game::test::calc_score_uses_fibonacci ... ok
[INFO] [stdout] test vehicles::cars::tests::car_accelerate_does_not_pass_max_speed ... ok
[INFO] [stdout] test vehicles::cars::tests::car_accelerate_increases_velocity ... ok
[INFO] [stdout] test math::tests::fib_max ... ok
[INFO] [stdout] test vehicles::cars::tests::car_stop_does_not_pass_zero ... ok
[INFO] [stdout] test vehicles::cars::tests::car_stop_lowers_velocity ... ok
[INFO] [stdout] test math::tests::fib_next_sequence_is_correct ... ok
[INFO] [stdout] test math::tests::fib_n_overflows ... ok
[INFO] [stdout] test my_macros::tests::creates_vector ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0ddcdcb5e17636cd0692504ec428c28274cd8fcee1e9ccbd6d7704d6c10ab1fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ddcdcb5e17636cd0692504ec428c28274cd8fcee1e9ccbd6d7704d6c10ab1fe", kill_on_drop: false }`
[INFO] [stdout] 0ddcdcb5e17636cd0692504ec428c28274cd8fcee1e9ccbd6d7704d6c10ab1fe