[INFO] cloning repository https://github.com/riojack/rust_look_and_say_kata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/riojack/rust_look_and_say_kata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friojack%2Frust_look_and_say_kata", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friojack%2Frust_look_and_say_kata'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acd9aacb63858bdc86db7884e87c00cfc4cc0a3c
[INFO] testing riojack/rust_look_and_say_kata against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friojack%2Frust_look_and_say_kata" "/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/riojack/rust_look_and_say_kata on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/riojack/rust_look_and_say_kata
[INFO] finished tweaking git repo https://github.com/riojack/rust_look_and_say_kata
[INFO] tweaked toml for git repo https://github.com/riojack/rust_look_and_say_kata written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/riojack/rust_look_and_say_kata already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b0b4ad07f29f9c14c7e94f8bea04d10ed1d23b3ba3e125047203136c51e9eec
[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" "7b0b4ad07f29f9c14c7e94f8bea04d10ed1d23b3ba3e125047203136c51e9eec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b0b4ad07f29f9c14c7e94f8bea04d10ed1d23b3ba3e125047203136c51e9eec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b0b4ad07f29f9c14c7e94f8bea04d10ed1d23b3ba3e125047203136c51e9eec", kill_on_drop: false }`
[INFO] [stdout] 7b0b4ad07f29f9c14c7e94f8bea04d10ed1d23b3ba3e125047203136c51e9eec
[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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 254d9bd6bc805d3c2b0788c074f3e5777e953395d44e285ab23aa152d6135c0c
[INFO] running `Command { std: "docker" "start" "-a" "254d9bd6bc805d3c2b0788c074f3e5777e953395d44e285ab23aa152d6135c0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling look_and_say_kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "254d9bd6bc805d3c2b0788c074f3e5777e953395d44e285ab23aa152d6135c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254d9bd6bc805d3c2b0788c074f3e5777e953395d44e285ab23aa152d6135c0c", kill_on_drop: false }`
[INFO] [stdout] 254d9bd6bc805d3c2b0788c074f3e5777e953395d44e285ab23aa152d6135c0c
[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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da269a84009df2ad2f91b033e8be600d0d4d16e07513d9171b939735f3121da5
[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" "da269a84009df2ad2f91b033e8be600d0d4d16e07513d9171b939735f3121da5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling test-case v0.3.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling look_and_say_kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.51s
[INFO] running `Command { std: "docker" "inspect" "da269a84009df2ad2f91b033e8be600d0d4d16e07513d9171b939735f3121da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da269a84009df2ad2f91b033e8be600d0d4d16e07513d9171b939735f3121da5", kill_on_drop: false }`
[INFO] [stdout] da269a84009df2ad2f91b033e8be600d0d4d16e07513d9171b939735f3121da5
[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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e92a5950fbbefa3e9bbe76430751b54e49d6d31faae06f9bdcdd387c0c8cac7
[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" "0e92a5950fbbefa3e9bbe76430751b54e49d6d31faae06f9bdcdd387c0c8cac7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/look_and_say_kata-1d19b758f47c7f5c
[INFO] [stdout] test algorithm::look_and_say::tests::test_harness::when_input_is_11_expect_output_of_21 ... ok
[INFO] [stdout] test algorithm::look_and_say::tests::test_harness::when_input_is_111221_expect_output_of_312211 ... ok
[INFO] [stdout] test algorithm::look_and_say::tests::test_harness::when_input_is_1211_expect_output_of_111221 ... ok
[INFO] [stdout] test algorithm::look_and_say::tests::test_harness::when_input_is_21_expect_output_of_1211 ... ok
[INFO] [stdout] test algorithm::look_and_say::tests::test_harness::when_input_is_1_expect_output_of_11 ... ok
[INFO] [stderr]    Doc-tests look_and_say_kata
[INFO] [stdout] test algorithm::look_and_say::tests::test_harness::when_input_is_blank_expect_output_of_blank ... ok
[INFO] [stdout] test algorithm::look_and_say::tests::test_harness::when_input_is_312211_expect_output_of_13112221 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0e92a5950fbbefa3e9bbe76430751b54e49d6d31faae06f9bdcdd387c0c8cac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e92a5950fbbefa3e9bbe76430751b54e49d6d31faae06f9bdcdd387c0c8cac7", kill_on_drop: false }`
[INFO] [stdout] 0e92a5950fbbefa3e9bbe76430751b54e49d6d31faae06f9bdcdd387c0c8cac7