[INFO] cloning repository https://github.com/LomotinKonstantin/RustyMarkovChain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LomotinKonstantin/RustyMarkovChain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLomotinKonstantin%2FRustyMarkovChain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLomotinKonstantin%2FRustyMarkovChain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6de9fefa5ce1aa8b47941c207c3e5c2965811687
[INFO] testing LomotinKonstantin/RustyMarkovChain 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%2FLomotinKonstantin%2FRustyMarkovChain" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LomotinKonstantin/RustyMarkovChain 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/LomotinKonstantin/RustyMarkovChain
[INFO] finished tweaking git repo https://github.com/LomotinKonstantin/RustyMarkovChain
[INFO] tweaked toml for git repo https://github.com/LomotinKonstantin/RustyMarkovChain written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/LomotinKonstantin/RustyMarkovChain 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4c39646441de4a53f5e18059fc41f989f163ff6db6bb4b2af20751de6445068
[INFO] running `Command { std: "docker" "start" "-a" "a4c39646441de4a53f5e18059fc41f989f163ff6db6bb4b2af20751de6445068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4c39646441de4a53f5e18059fc41f989f163ff6db6bb4b2af20751de6445068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c39646441de4a53f5e18059fc41f989f163ff6db6bb4b2af20751de6445068", kill_on_drop: false }`
[INFO] [stdout] a4c39646441de4a53f5e18059fc41f989f163ff6db6bb4b2af20751de6445068
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fcb21f63d1256632d2bdeddcf710eca49d0341d0f7879956e932f61b1a8f3a0
[INFO] running `Command { std: "docker" "start" "-a" "3fcb21f63d1256632d2bdeddcf710eca49d0341d0f7879956e932f61b1a8f3a0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling markov v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.22s
[INFO] running `Command { std: "docker" "inspect" "3fcb21f63d1256632d2bdeddcf710eca49d0341d0f7879956e932f61b1a8f3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fcb21f63d1256632d2bdeddcf710eca49d0341d0f7879956e932f61b1a8f3a0", kill_on_drop: false }`
[INFO] [stdout] 3fcb21f63d1256632d2bdeddcf710eca49d0341d0f7879956e932f61b1a8f3a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c6e5851e1e7c9caf19dfea6e0b81737e0e3f8ee9d6be8768c921e2e7ad49881
[INFO] running `Command { std: "docker" "start" "-a" "4c6e5851e1e7c9caf19dfea6e0b81737e0e3f8ee9d6be8768c921e2e7ad49881", kill_on_drop: false }`
[INFO] [stderr]    Compiling markov v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/markov-52e56f16d98a6715)
[INFO] [stderr]   Executable unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-6c284b88e6d3ec39)
[INFO] running `Command { std: "docker" "inspect" "4c6e5851e1e7c9caf19dfea6e0b81737e0e3f8ee9d6be8768c921e2e7ad49881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6e5851e1e7c9caf19dfea6e0b81737e0e3f8ee9d6be8768c921e2e7ad49881", kill_on_drop: false }`
[INFO] [stdout] 4c6e5851e1e7c9caf19dfea6e0b81737e0e3f8ee9d6be8768c921e2e7ad49881
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e3e5fb5b28eda43d212ba6c2064e04b7e9f59057c8c9be4cc90d7180bd8c983
[INFO] running `Command { std: "docker" "start" "-a" "1e3e5fb5b28eda43d212ba6c2064e04b7e9f59057c8c9be4cc90d7180bd8c983", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/markov-52e56f16d98a6715)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test markov_chain::markov_chain_test::fit_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] [stderr]      Running unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-6c284b88e6d3ec39)
[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] [stderr]    Doc-tests markov
[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" "1e3e5fb5b28eda43d212ba6c2064e04b7e9f59057c8c9be4cc90d7180bd8c983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e3e5fb5b28eda43d212ba6c2064e04b7e9f59057c8c9be4cc90d7180bd8c983", kill_on_drop: false }`
[INFO] [stdout] 1e3e5fb5b28eda43d212ba6c2064e04b7e9f59057c8c9be4cc90d7180bd8c983