[INFO] cloning repository https://github.com/danydiaz91/rust_exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danydiaz91/rust_exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanydiaz91%2Frust_exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanydiaz91%2Frust_exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e28fe132a9b168b7e81490bf992b044be9840c27
[INFO] testing danydiaz91/rust_exercises against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanydiaz91%2Frust_exercises" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danydiaz91/rust_exercises on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/danydiaz91/rust_exercises
[INFO] finished tweaking git repo https://github.com/danydiaz91/rust_exercises
[INFO] tweaked toml for git repo https://github.com/danydiaz91/rust_exercises written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/danydiaz91/rust_exercises already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a67fcac261876301cb0b94ac0b9eb4810e5febde1a3d4b9910f89d2e25f4e166
[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" "a67fcac261876301cb0b94ac0b9eb4810e5febde1a3d4b9910f89d2e25f4e166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a67fcac261876301cb0b94ac0b9eb4810e5febde1a3d4b9910f89d2e25f4e166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67fcac261876301cb0b94ac0b9eb4810e5febde1a3d4b9910f89d2e25f4e166", kill_on_drop: false }`
[INFO] [stdout] a67fcac261876301cb0b94ac0b9eb4810e5febde1a3d4b9910f89d2e25f4e166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d4358f83f081749bb11784128b9617a6b96bf11775fcbdc87497776462583ab
[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" "0d4358f83f081749bb11784128b9617a6b96bf11775fcbdc87497776462583ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling exercise_3 v0.1.0 (/opt/rustwide/workdir/exercise_3)
[INFO] [stderr]    Compiling exercise_2 v0.1.0 (/opt/rustwide/workdir/exercise_2)
[INFO] [stderr]    Compiling exercise_1 v0.1.0 (/opt/rustwide/workdir/exercise_1)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "0d4358f83f081749bb11784128b9617a6b96bf11775fcbdc87497776462583ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d4358f83f081749bb11784128b9617a6b96bf11775fcbdc87497776462583ab", kill_on_drop: false }`
[INFO] [stdout] 0d4358f83f081749bb11784128b9617a6b96bf11775fcbdc87497776462583ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 74dd8b8f063f9e476d47eeb32bd62dcc2ecd2381fd79adab2bcc93de0be13920
[INFO] running `Command { std: "docker" "start" "-a" "74dd8b8f063f9e476d47eeb32bd62dcc2ecd2381fd79adab2bcc93de0be13920", kill_on_drop: false }`
[INFO] [stderr]    Compiling exercise_3 v0.1.0 (/opt/rustwide/workdir/exercise_3)
[INFO] [stderr]    Compiling exercise_1 v0.1.0 (/opt/rustwide/workdir/exercise_1)
[INFO] [stderr]    Compiling exercise_2 v0.1.0 (/opt/rustwide/workdir/exercise_2)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "74dd8b8f063f9e476d47eeb32bd62dcc2ecd2381fd79adab2bcc93de0be13920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74dd8b8f063f9e476d47eeb32bd62dcc2ecd2381fd79adab2bcc93de0be13920", kill_on_drop: false }`
[INFO] [stdout] 74dd8b8f063f9e476d47eeb32bd62dcc2ecd2381fd79adab2bcc93de0be13920
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", 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] a8250a3c4bf7262fb1c2847f16961189cf67e44980a7fcc713b0214dffe7b259
[INFO] running `Command { std: "docker" "start" "-a" "a8250a3c4bf7262fb1c2847f16961189cf67e44980a7fcc713b0214dffe7b259", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exercise_1-be453f95779b2be1)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exercise_2-88713a159415eab1)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::unique_words_ok ... ok
[INFO] [stdout] test tests::read_file_ok ... ok
[INFO] [stdout] test tests::read_file_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exercise_2-bde2121014d6870b)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exercise_3-3ea910120971929a)
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::enroll_student_error ... ok
[INFO] [stdout] test tests::same_institution_true ... ok
[INFO] [stdout] test tests::enroll_student_ok ... ok
[INFO] [stdout] test tests::same_institution_false ... ok
[INFO] [stdout] test tests::students_ordered ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exercise_3-be9e7fb9ed04b8da)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests exercise_2
[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] [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] [stderr]    Doc-tests exercise_3
[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" "a8250a3c4bf7262fb1c2847f16961189cf67e44980a7fcc713b0214dffe7b259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8250a3c4bf7262fb1c2847f16961189cf67e44980a7fcc713b0214dffe7b259", kill_on_drop: false }`
[INFO] [stdout] a8250a3c4bf7262fb1c2847f16961189cf67e44980a7fcc713b0214dffe7b259