[INFO] cloning repository https://github.com/yingyangcode/cracking-the-coding-interview-with-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yingyangcode/cracking-the-coding-interview-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyingyangcode%2Fcracking-the-coding-interview-with-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyingyangcode%2Fcracking-the-coding-interview-with-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3d5dccdfb21787aa98b6cb838e4165c301b6117
[INFO] testing yingyangcode/cracking-the-coding-interview-with-rust against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyingyangcode%2Fcracking-the-coding-interview-with-rust" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yingyangcode/cracking-the-coding-interview-with-rust on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yingyangcode/cracking-the-coding-interview-with-rust
[INFO] finished tweaking git repo https://github.com/yingyangcode/cracking-the-coding-interview-with-rust
[INFO] tweaked toml for git repo https://github.com/yingyangcode/cracking-the-coding-interview-with-rust written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/yingyangcode/cracking-the-coding-interview-with-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] ff5aecef582230da822aed412e24ec72ab041b5e61a4dfb822c3de6eb67770a4
[INFO] running `Command { std: "docker" "start" "-a" "ff5aecef582230da822aed412e24ec72ab041b5e61a4dfb822c3de6eb67770a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff5aecef582230da822aed412e24ec72ab041b5e61a4dfb822c3de6eb67770a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff5aecef582230da822aed412e24ec72ab041b5e61a4dfb822c3de6eb67770a4", kill_on_drop: false }`
[INFO] [stdout] ff5aecef582230da822aed412e24ec72ab041b5e61a4dfb822c3de6eb67770a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] a7f187665f7e481cd196a4c69fe512691be4e20f5197c3d17acd8f86794ed22f
[INFO] running `Command { std: "docker" "start" "-a" "a7f187665f7e481cd196a4c69fe512691be4e20f5197c3d17acd8f86794ed22f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cracking-the-coding-interview-with-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "a7f187665f7e481cd196a4c69fe512691be4e20f5197c3d17acd8f86794ed22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f187665f7e481cd196a4c69fe512691be4e20f5197c3d17acd8f86794ed22f", kill_on_drop: false }`
[INFO] [stdout] a7f187665f7e481cd196a4c69fe512691be4e20f5197c3d17acd8f86794ed22f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a70b37b9726a5cf5a225ab4e578cb146be2591037570baff3a7310e6032037f
[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" "8a70b37b9726a5cf5a225ab4e578cb146be2591037570baff3a7310e6032037f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cracking-the-coding-interview-with-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "8a70b37b9726a5cf5a225ab4e578cb146be2591037570baff3a7310e6032037f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a70b37b9726a5cf5a225ab4e578cb146be2591037570baff3a7310e6032037f", kill_on_drop: false }`
[INFO] [stdout] 8a70b37b9726a5cf5a225ab4e578cb146be2591037570baff3a7310e6032037f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c63b7bb74d80efd7f6d5eb0f663d120e8d0ed881914d37c1ffc8dbf70e15ec54
[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" "c63b7bb74d80efd7f6d5eb0f663d120e8d0ed881914d37c1ffc8dbf70e15ec54", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ch01p1-d8f8cd0fabea9761
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ch01p2-4d87443161ec00e2
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ch01p3-df3b724ceb73db9e
[INFO] [stdout] test tests::test_part_b ... ok
[INFO] [stdout] test tests::test_part_a ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ch01p4-f36bba9d4fbaa192
[INFO] [stdout] test tests::test_urlify ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_palindrome_permutation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c63b7bb74d80efd7f6d5eb0f663d120e8d0ed881914d37c1ffc8dbf70e15ec54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c63b7bb74d80efd7f6d5eb0f663d120e8d0ed881914d37c1ffc8dbf70e15ec54", kill_on_drop: false }`
[INFO] [stdout] c63b7bb74d80efd7f6d5eb0f663d120e8d0ed881914d37c1ffc8dbf70e15ec54