[INFO] cloning repository https://github.com/MoonL1ght/Rust-Markov-Chain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MoonL1ght/Rust-Markov-Chain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoonL1ght%2FRust-Markov-Chain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoonL1ght%2FRust-Markov-Chain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 861e76396c56712e12bf2265597ecccc678b64bf [INFO] checking MoonL1ght/Rust-Markov-Chain against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoonL1ght%2FRust-Markov-Chain" "/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/MoonL1ght/Rust-Markov-Chain on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MoonL1ght/Rust-Markov-Chain [INFO] removed path dependency rand from git repo https://github.com/MoonL1ght/Rust-Markov-Chain [INFO] finished tweaking git repo https://github.com/MoonL1ght/Rust-Markov-Chain [INFO] tweaked toml for git repo https://github.com/MoonL1ght/Rust-Markov-Chain written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/MoonL1ght/Rust-Markov-Chain already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (rand) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Updating crates.io index [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" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (rand) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [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" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e9585b1580ef6970471ee7b07a2fba52f1be0297edc9cf714514b97ac9df2b69 [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" "e9585b1580ef6970471ee7b07a2fba52f1be0297edc9cf714514b97ac9df2b69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e9585b1580ef6970471ee7b07a2fba52f1be0297edc9cf714514b97ac9df2b69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9585b1580ef6970471ee7b07a2fba52f1be0297edc9cf714514b97ac9df2b69", kill_on_drop: false }` [INFO] [stdout] e9585b1580ef6970471ee7b07a2fba52f1be0297edc9cf714514b97ac9df2b69 [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" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f1a43751f30a970f16b16c83a6e582764b817b347bd5e470b41fdb26265c4cb [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" "5f1a43751f30a970f16b16c83a6e582764b817b347bd5e470b41fdb26265c4cb", kill_on_drop: false }` [INFO] [stderr] warning: dependency (rand) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Checking rand_core v0.6.0 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.0 [INFO] [stderr] Checking markov_chain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied [INFO] [stdout] --> src/main.rs:52:45 [INFO] [stdout] | [INFO] [stdout] 52 | let first_word_index = rand::thread_rng().gen_range(0, max_index); [INFO] [stdout] | ^^^^^^^^^ - --------- supplied 2 arguments [INFO] [stdout] | | [INFO] [stdout] | expected 1 argument [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied [INFO] [stdout] --> src/main.rs:62:44 [INFO] [stdout] | [INFO] [stdout] 62 | let cur_word_index = rand::thread_rng().gen_range(0, max_index); [INFO] [stdout] | ^^^^^^^^^ - --------- supplied 2 arguments [INFO] [stdout] | | [INFO] [stdout] | expected 1 argument [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied [INFO] [stdout] --> src/main.rs:52:45 [INFO] [stdout] | [INFO] [stdout] 52 | let first_word_index = rand::thread_rng().gen_range(0, max_index); [INFO] [stdout] | ^^^^^^^^^ - --------- supplied 2 arguments [INFO] [stdout] | | [INFO] [stdout] | expected 1 argument [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied [INFO] [stdout] --> src/main.rs:62:44 [INFO] [stdout] | [INFO] [stdout] 62 | let cur_word_index = rand::thread_rng().gen_range(0, max_index); [INFO] [stdout] | ^^^^^^^^^ - --------- supplied 2 arguments [INFO] [stdout] | | [INFO] [stdout] | expected 1 argument [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:63:4 [INFO] [stdout] | [INFO] [stdout] 63 | cur_word = word_info.next_words.borrow()[cur_word_index].clone(); [INFO] [stdout] | ^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `str` [INFO] [stdout] = note: the left-hand-side of an assignment must have a statically known size [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:127:25 [INFO] [stdout] | [INFO] [stdout] 127 | panic!("{:?}", error.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0061, E0277. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0061`. [INFO] [stdout] [INFO] [stderr] error: could not compile `markov_chain` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:63:4 [INFO] [stdout] | [INFO] [stdout] 63 | cur_word = word_info.next_words.borrow()[cur_word_index].clone(); [INFO] [stdout] | ^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `str` [INFO] [stdout] = note: the left-hand-side of an assignment must have a statically known size [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:127:25 [INFO] [stdout] | [INFO] [stdout] 127 | panic!("{:?}", error.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0061, E0277. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0061`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "5f1a43751f30a970f16b16c83a6e582764b817b347bd5e470b41fdb26265c4cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f1a43751f30a970f16b16c83a6e582764b817b347bd5e470b41fdb26265c4cb", kill_on_drop: false }` [INFO] [stdout] 5f1a43751f30a970f16b16c83a6e582764b817b347bd5e470b41fdb26265c4cb