[INFO] cloning repository https://github.com/envis10n/markov_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/envis10n/markov_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenvis10n%2Fmarkov_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenvis10n%2Fmarkov_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0043d71e8fda8b85e16649b41d19a0b72e3e3abd
[INFO] testing envis10n/markov_rs 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%2Fenvis10n%2Fmarkov_rs" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/envis10n/markov_rs 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/envis10n/markov_rs
[INFO] finished tweaking git repo https://github.com/envis10n/markov_rs
[INFO] tweaked toml for git repo https://github.com/envis10n/markov_rs written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/envis10n/markov_rs 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 83c14f66122f5a0aa513da7f9b14743475cf06cf55cf7b5efafe54cfc33aa04b
[INFO] running `Command { std: "docker" "start" "-a" "83c14f66122f5a0aa513da7f9b14743475cf06cf55cf7b5efafe54cfc33aa04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83c14f66122f5a0aa513da7f9b14743475cf06cf55cf7b5efafe54cfc33aa04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c14f66122f5a0aa513da7f9b14743475cf06cf55cf7b5efafe54cfc33aa04b", kill_on_drop: false }`
[INFO] [stdout] 83c14f66122f5a0aa513da7f9b14743475cf06cf55cf7b5efafe54cfc33aa04b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 41780920016dcfb1c796595ef9acc4f8939b6906970f10d112c4d53d521698d1
[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" "41780920016dcfb1c796595ef9acc4f8939b6906970f10d112c4d53d521698d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling markov_core v0.1.0 (/opt/rustwide/workdir/markov_core)
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling markov v0.1.0 (/opt/rustwide/workdir/markov)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.80s
[INFO] running `Command { std: "docker" "inspect" "41780920016dcfb1c796595ef9acc4f8939b6906970f10d112c4d53d521698d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41780920016dcfb1c796595ef9acc4f8939b6906970f10d112c4d53d521698d1", kill_on_drop: false }`
[INFO] [stdout] 41780920016dcfb1c796595ef9acc4f8939b6906970f10d112c4d53d521698d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0045beb145fd1c348907f60b9a449f1c5edf4c46a61a408d6df67d5c19be3b10
[INFO] running `Command { std: "docker" "start" "-a" "0045beb145fd1c348907f60b9a449f1c5edf4c46a61a408d6df67d5c19be3b10", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling markov_core v0.1.0 (/opt/rustwide/workdir/markov_core)
[INFO] [stderr]    Compiling markov v0.1.0 (/opt/rustwide/workdir/markov)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.41s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/markov-a10ec422c06be838)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/markov_core-f317f974b15db463)
[INFO] running `Command { std: "docker" "inspect" "0045beb145fd1c348907f60b9a449f1c5edf4c46a61a408d6df67d5c19be3b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0045beb145fd1c348907f60b9a449f1c5edf4c46a61a408d6df67d5c19be3b10", kill_on_drop: false }`
[INFO] [stdout] 0045beb145fd1c348907f60b9a449f1c5edf4c46a61a408d6df67d5c19be3b10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 2a6d2743cecab98664b1158d2c502a5bf120317ca6b867f99bc9e0a59ba7c9a7
[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" "2a6d2743cecab98664b1158d2c502a5bf120317ca6b867f99bc9e0a59ba7c9a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/markov-a10ec422c06be838)
[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]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/markov_core-f317f974b15db463)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test random::tests::rand_element ... ok
[INFO] [stderr]    Doc-tests markov_core
[INFO] [stdout] test tests::test_word_count ... 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 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" "2a6d2743cecab98664b1158d2c502a5bf120317ca6b867f99bc9e0a59ba7c9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a6d2743cecab98664b1158d2c502a5bf120317ca6b867f99bc9e0a59ba7c9a7", kill_on_drop: false }`
[INFO] [stdout] 2a6d2743cecab98664b1158d2c502a5bf120317ca6b867f99bc9e0a59ba7c9a7