[INFO] cloning repository https://github.com/mxhold/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/mxhold/markov_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxhold%2Fmarkov_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxhold%2Fmarkov_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d14f00e77a44a01c7fcb88257c01477c7108767
[INFO] testing mxhold/markov_rs against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxhold%2Fmarkov_rs" "/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/mxhold/markov_rs on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mxhold/markov_rs
[INFO] finished tweaking git repo https://github.com/mxhold/markov_rs
[INFO] tweaked toml for git repo https://github.com/mxhold/markov_rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mxhold/markov_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4daffb0d41912d563974d4260e850c3f4e068023d52626c337849471eeb2caf5
[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" "4daffb0d41912d563974d4260e850c3f4e068023d52626c337849471eeb2caf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4daffb0d41912d563974d4260e850c3f4e068023d52626c337849471eeb2caf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4daffb0d41912d563974d4260e850c3f4e068023d52626c337849471eeb2caf5", kill_on_drop: false }`
[INFO] [stdout] 4daffb0d41912d563974d4260e850c3f4e068023d52626c337849471eeb2caf5
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 747f969b9ae76dfbf69fb499d7b318271f20d7fe7c667c6cdeefc6e7b6d18195
[INFO] running `Command { std: "docker" "start" "-a" "747f969b9ae76dfbf69fb499d7b318271f20d7fe7c667c6cdeefc6e7b6d18195", kill_on_drop: false }`
[INFO] [stderr]    Compiling markov_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `seed`
[INFO] [stdout]   --> src/main.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn seed(&mut self, seed: [u32; 4]) -> &mut MarkovChainTable {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "747f969b9ae76dfbf69fb499d7b318271f20d7fe7c667c6cdeefc6e7b6d18195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "747f969b9ae76dfbf69fb499d7b318271f20d7fe7c667c6cdeefc6e7b6d18195", kill_on_drop: false }`
[INFO] [stdout] 747f969b9ae76dfbf69fb499d7b318271f20d7fe7c667c6cdeefc6e7b6d18195
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e14817dbaa87beab997f332d4000ede4cabdc8870e6cbcc207b64cfaf73672d
[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" "8e14817dbaa87beab997f332d4000ede4cabdc8870e6cbcc207b64cfaf73672d", kill_on_drop: false }`
[INFO] [stderr]    Compiling markov_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "8e14817dbaa87beab997f332d4000ede4cabdc8870e6cbcc207b64cfaf73672d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e14817dbaa87beab997f332d4000ede4cabdc8870e6cbcc207b64cfaf73672d", kill_on_drop: false }`
[INFO] [stdout] 8e14817dbaa87beab997f332d4000ede4cabdc8870e6cbcc207b64cfaf73672d
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 5d313a8f8b268aa9d12687c65103d50352a4b27e1ef6bf2e089c08b9022f41ae
[INFO] running `Command { std: "docker" "start" "-a" "5d313a8f8b268aa9d12687c65103d50352a4b27e1ef6bf2e089c08b9022f41ae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/markov_rs-a242c4b68ec3567e
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_parse ... ok
[INFO] [stdout] test test_tokenize ... ok
[INFO] [stdout] test test_generate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d313a8f8b268aa9d12687c65103d50352a4b27e1ef6bf2e089c08b9022f41ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d313a8f8b268aa9d12687c65103d50352a4b27e1ef6bf2e089c08b9022f41ae", kill_on_drop: false }`
[INFO] [stdout] 5d313a8f8b268aa9d12687c65103d50352a4b27e1ef6bf2e089c08b9022f41ae