[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 master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmosbasik%2FCtCI-6th-Edition-Rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mosbasik/CtCI-6th-Edition-Rust 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/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-4/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3ef5bd1d7fdcf365fef3705af2fb427ff75a232c98e0041fd612cc5a4fa4d1cd
[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" "3ef5bd1d7fdcf365fef3705af2fb427ff75a232c98e0041fd612cc5a4fa4d1cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ef5bd1d7fdcf365fef3705af2fb427ff75a232c98e0041fd612cc5a4fa4d1cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef5bd1d7fdcf365fef3705af2fb427ff75a232c98e0041fd612cc5a4fa4d1cd", kill_on_drop: false }`
[INFO] [stdout] 3ef5bd1d7fdcf365fef3705af2fb427ff75a232c98e0041fd612cc5a4fa4d1cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 59c9636d3bbd2f4c528028af68599fe1f2bff52c495fd11f56df1283c3b5fafb
[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" "59c9636d3bbd2f4c528028af68599fe1f2bff52c495fd11f56df1283c3b5fafb", kill_on_drop: false }`
[INFO] [stderr]    Compiling ctci_6th_edition_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "59c9636d3bbd2f4c528028af68599fe1f2bff52c495fd11f56df1283c3b5fafb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c9636d3bbd2f4c528028af68599fe1f2bff52c495fd11f56df1283c3b5fafb", kill_on_drop: false }`
[INFO] [stdout] 59c9636d3bbd2f4c528028af68599fe1f2bff52c495fd11f56df1283c3b5fafb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 213334b07cda5e5e85ef543b9c6488b261ed15b7b520311a6d7e7cd42f85f18e
[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" "213334b07cda5e5e85ef543b9c6488b261ed15b7b520311a6d7e7cd42f85f18e", 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 0.89s
[INFO] running `Command { std: "docker" "inspect" "213334b07cda5e5e85ef543b9c6488b261ed15b7b520311a6d7e7cd42f85f18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "213334b07cda5e5e85ef543b9c6488b261ed15b7b520311a6d7e7cd42f85f18e", kill_on_drop: false }`
[INFO] [stdout] 213334b07cda5e5e85ef543b9c6488b261ed15b7b520311a6d7e7cd42f85f18e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] f50c0c8ba770d41891780d42e2323c5aa451f01cd7bec28b4f9a7bf3030ac7f8
[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" "f50c0c8ba770d41891780d42e2323c5aa451f01cd7bec28b4f9a7bf3030ac7f8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ctci_6th_edition_rust-9698800550ed202e)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[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_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] [stdout] test ch_01_arrays_and_strings::q_02_check_permutation::tests::test_2_true ... ok
[INFO] [stdout] test ch_01_arrays_and_strings::q_03_urlify::tests::test_example ... 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_1_true ... ok
[INFO] [stdout] test ch_01_arrays_and_strings::q_01_is_unique::tests::test_2_false ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ctci_6th_edition_rust
[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" "f50c0c8ba770d41891780d42e2323c5aa451f01cd7bec28b4f9a7bf3030ac7f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f50c0c8ba770d41891780d42e2323c5aa451f01cd7bec28b4f9a7bf3030ac7f8", kill_on_drop: false }`
[INFO] [stdout] f50c0c8ba770d41891780d42e2323c5aa451f01cd7bec28b4f9a7bf3030ac7f8