[INFO] cloning repository https://github.com/sassman/edu-tdd-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sassman/edu-tdd-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsassman%2Fedu-tdd-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsassman%2Fedu-tdd-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9bb52521fd80bbc1da33faa43282b2ef1b08f98
[INFO] testing sassman/edu-tdd-rust against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsassman%2Fedu-tdd-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sassman/edu-tdd-rust on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sassman/edu-tdd-rust
[INFO] finished tweaking git repo https://github.com/sassman/edu-tdd-rust
[INFO] tweaked toml for git repo https://github.com/sassman/edu-tdd-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/sassman/edu-tdd-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 6f2cfe14a1e64abb459935b99c08bc7ab6367d677507c8a538b86304aeacb39a
[INFO] running `Command { std: "docker" "start" "-a" "6f2cfe14a1e64abb459935b99c08bc7ab6367d677507c8a538b86304aeacb39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f2cfe14a1e64abb459935b99c08bc7ab6367d677507c8a538b86304aeacb39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f2cfe14a1e64abb459935b99c08bc7ab6367d677507c8a538b86304aeacb39a", kill_on_drop: false }`
[INFO] [stdout] 6f2cfe14a1e64abb459935b99c08bc7ab6367d677507c8a538b86304aeacb39a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21009b65ac4419379cb1e264617e38659e4bc9cf6273bddeedbd273bcedffa9f
[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" "21009b65ac4419379cb1e264617e38659e4bc9cf6273bddeedbd273bcedffa9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling dev_challenge_47 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "21009b65ac4419379cb1e264617e38659e4bc9cf6273bddeedbd273bcedffa9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21009b65ac4419379cb1e264617e38659e4bc9cf6273bddeedbd273bcedffa9f", kill_on_drop: false }`
[INFO] [stdout] 21009b65ac4419379cb1e264617e38659e4bc9cf6273bddeedbd273bcedffa9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81da39469a3a3b33924368f5bc4c7567e5bc185b9f8e59a7e2e31e5615c272d1
[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" "81da39469a3a3b33924368f5bc4c7567e5bc185b9f8e59a7e2e31e5615c272d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling speculate v0.1.2
[INFO] [stderr]    Compiling dev_challenge_47 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.00s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/dev_challenge_47-22ab57393e6c8163)
[INFO] [stderr]   Executable tests/alphabet_position_spec.rs (/opt/rustwide/target/debug/deps/alphabet_position_spec-8ebf3a12c5aee019)
[INFO] [stderr]   Executable tests/alphabet_position_test.rs (/opt/rustwide/target/debug/deps/alphabet_position_test-a2f347ad385fbb4a)
[INFO] running `Command { std: "docker" "inspect" "81da39469a3a3b33924368f5bc4c7567e5bc185b9f8e59a7e2e31e5615c272d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81da39469a3a3b33924368f5bc4c7567e5bc185b9f8e59a7e2e31e5615c272d1", kill_on_drop: false }`
[INFO] [stdout] 81da39469a3a3b33924368f5bc4c7567e5bc185b9f8e59a7e2e31e5615c272d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 88018a6c548a3bc479a31ed4b48725158c4bb107b09cb44a3acadc1859e3e13b
[INFO] running `Command { std: "docker" "start" "-a" "88018a6c548a3bc479a31ed4b48725158c4bb107b09cb44a3acadc1859e3e13b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dev_challenge_47-22ab57393e6c8163)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/alphabet_position_spec.rs (/opt/rustwide/target/debug/deps/alphabet_position_spec-8ebf3a12c5aee019)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/alphabet_position_test.rs (/opt/rustwide/target/debug/deps/alphabet_position_test-a2f347ad385fbb4a)
[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 4 tests
[INFO] [stdout] test speculate_0::alphabet_position::test_should_replace_A_with_1 ... ok
[INFO] [stdout] test speculate_0::alphabet_position::test_should_replace_a_with_1 ... ok
[INFO] [stdout] test speculate_0::alphabet_position::test_should_ignore_non_characters ... ok
[INFO] [stdout] test speculate_0::alphabet_position::test_should_replace_the_full_test_sentence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test it_should_replace_the_a_with_1 ... ok
[INFO] [stdout] test it_should_replace_the_sentence ... ok
[INFO] [stdout] test it_should_replace_the_capital_a_with_1 ... ok
[INFO] [stderr]    Doc-tests dev_challenge_47
[INFO] [stdout] test it_should_ignore_non_characters ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 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" "88018a6c548a3bc479a31ed4b48725158c4bb107b09cb44a3acadc1859e3e13b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88018a6c548a3bc479a31ed4b48725158c4bb107b09cb44a3acadc1859e3e13b", kill_on_drop: false }`
[INFO] [stdout] 88018a6c548a3bc479a31ed4b48725158c4bb107b09cb44a3acadc1859e3e13b