[INFO] cloning repository https://github.com/mosbasik/CtCI-6th-Edition-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mosbasik/CtCI-6th-Edition-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmosbasik%2FCtCI-6th-Edition-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmosbasik%2FCtCI-6th-Edition-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7de2da54634d871fa8b0640e9e5c4473b96a858
[INFO] testing mosbasik/CtCI-6th-Edition-Rust against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmosbasik%2FCtCI-6th-Edition-Rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mosbasik/CtCI-6th-Edition-Rust on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mosbasik/CtCI-6th-Edition-Rust
[INFO] finished tweaking git repo https://github.com/mosbasik/CtCI-6th-Edition-Rust
[INFO] tweaked toml for git repo https://github.com/mosbasik/CtCI-6th-Edition-Rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mosbasik/CtCI-6th-Edition-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 2045c233815def87f64d4e2c8ae24670f5da0f005b4067050d2c866c18ae6714
[INFO] running `Command { std: "docker" "start" "-a" "2045c233815def87f64d4e2c8ae24670f5da0f005b4067050d2c866c18ae6714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2045c233815def87f64d4e2c8ae24670f5da0f005b4067050d2c866c18ae6714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2045c233815def87f64d4e2c8ae24670f5da0f005b4067050d2c866c18ae6714", kill_on_drop: false }`
[INFO] [stdout] 2045c233815def87f64d4e2c8ae24670f5da0f005b4067050d2c866c18ae6714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d78ddaf5e8a9e7205403a01a08c0c07b3ed100d10d7d0669ef5f8190e74d23e
[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" "8d78ddaf5e8a9e7205403a01a08c0c07b3ed100d10d7d0669ef5f8190e74d23e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ctci_6th_edition_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "8d78ddaf5e8a9e7205403a01a08c0c07b3ed100d10d7d0669ef5f8190e74d23e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d78ddaf5e8a9e7205403a01a08c0c07b3ed100d10d7d0669ef5f8190e74d23e", kill_on_drop: false }`
[INFO] [stdout] 8d78ddaf5e8a9e7205403a01a08c0c07b3ed100d10d7d0669ef5f8190e74d23e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e4ab5c19cb120d16a2e04f536e564ec5b10056f6506928533afd5aac62d2616
[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" "3e4ab5c19cb120d16a2e04f536e564ec5b10056f6506928533afd5aac62d2616", kill_on_drop: false }`
[INFO] [stderr]    Compiling ctci_6th_edition_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "3e4ab5c19cb120d16a2e04f536e564ec5b10056f6506928533afd5aac62d2616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e4ab5c19cb120d16a2e04f536e564ec5b10056f6506928533afd5aac62d2616", kill_on_drop: false }`
[INFO] [stdout] 3e4ab5c19cb120d16a2e04f536e564ec5b10056f6506928533afd5aac62d2616
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 84b36c863f8cdf8ba1142fe517662293ea0aa6e0bf131ae85bee83b2a46010fa
[INFO] running `Command { std: "docker" "start" "-a" "84b36c863f8cdf8ba1142fe517662293ea0aa6e0bf131ae85bee83b2a46010fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ctci_6th_edition_rust-03dcaf7fd97b535e)
[INFO] [stdout] test ch_01_arrays_and_strings::q_01_is_unique::tests::test_1_false ... ok
[INFO] [stdout] test ch_01_arrays_and_strings::q_01_is_unique::tests::test_1_true ... ok
[INFO] [stdout] test ch_01_arrays_and_strings::q_01_is_unique::tests::test_2_false ... ok
[INFO] [stdout] test ch_01_arrays_and_strings::q_01_is_unique::tests::test_2_true ... ok
[INFO] [stdout] test ch_01_arrays_and_strings::q_02_check_permutation::tests::test_1_false ... ok
[INFO] [stdout] test ch_01_arrays_and_strings::q_02_check_permutation::tests::test_2_false ... ok
[INFO] [stderr]    Doc-tests ctci_6th_edition_rust
[INFO] [stdout] test ch_01_arrays_and_strings::q_03_urlify::tests::test_example ... ok
[INFO] [stdout] test ch_01_arrays_and_strings::q_02_check_permutation::tests::test_1_true ... ok
[INFO] [stdout] test ch_01_arrays_and_strings::q_03_urlify::tests::test_excess_trailing_spaces ... ok
[INFO] [stdout] test ch_01_arrays_and_strings::q_02_check_permutation::tests::test_2_true ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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] running `Command { std: "docker" "inspect" "84b36c863f8cdf8ba1142fe517662293ea0aa6e0bf131ae85bee83b2a46010fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84b36c863f8cdf8ba1142fe517662293ea0aa6e0bf131ae85bee83b2a46010fa", kill_on_drop: false }`
[INFO] [stdout] 84b36c863f8cdf8ba1142fe517662293ea0aa6e0bf131ae85bee83b2a46010fa