[INFO] cloning repository https://github.com/kgtkr/word-markov-gen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kgtkr/word-markov-gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkgtkr%2Fword-markov-gen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkgtkr%2Fword-markov-gen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f342227d55e1a91e8bf8f7d635b55fc38ff9af5a [INFO] testing kgtkr/word-markov-gen against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkgtkr%2Fword-markov-gen" "/workspace/builds/worker-43/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kgtkr/word-markov-gen on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kgtkr/word-markov-gen [INFO] finished tweaking git repo https://github.com/kgtkr/word-markov-gen [INFO] tweaked toml for git repo https://github.com/kgtkr/word-markov-gen written to /workspace/builds/worker-43/source/Cargo.toml [INFO] crate git repo https://github.com/kgtkr/word-markov-gen already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_yaml v0.7.5 [INFO] [stderr] Downloaded markov v1.0.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3599c724cfc61460104fd14d327e02a4f899db3cdeb1662ecba2bf4e4970e501 [INFO] running `Command { std: "docker" "start" "-a" "3599c724cfc61460104fd14d327e02a4f899db3cdeb1662ecba2bf4e4970e501", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3599c724cfc61460104fd14d327e02a4f899db3cdeb1662ecba2bf4e4970e501", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3599c724cfc61460104fd14d327e02a4f899db3cdeb1662ecba2bf4e4970e501", kill_on_drop: false }` [INFO] [stdout] 3599c724cfc61460104fd14d327e02a4f899db3cdeb1662ecba2bf4e4970e501 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 09a0b32199ca31918519664a01f42d9a3516234108ca6c4ac154ebbec3a6fdd0 [INFO] running `Command { std: "docker" "start" "-a" "09a0b32199ca31918519664a01f42d9a3516234108ca6c4ac154ebbec3a6fdd0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.55 [INFO] [stderr] Compiling serde v1.0.91 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling dtoa v0.4.4 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling getopts v0.2.19 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling yaml-rust v0.4.3 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling serde_derive v1.0.91 [INFO] [stderr] Compiling serde_yaml v0.7.5 [INFO] [stderr] Compiling markov v1.0.2 [INFO] [stderr] Compiling word-markov-gen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:4:29 [INFO] [stdout] | [INFO] [stdout] 4 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.16s [INFO] running `Command { std: "docker" "inspect" "09a0b32199ca31918519664a01f42d9a3516234108ca6c4ac154ebbec3a6fdd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09a0b32199ca31918519664a01f42d9a3516234108ca6c4ac154ebbec3a6fdd0", kill_on_drop: false }` [INFO] [stdout] 09a0b32199ca31918519664a01f42d9a3516234108ca6c4ac154ebbec3a6fdd0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e00a32dda8b1161048752b4b8f15cd74bf159fea7ce918f620dd02b98c23a425 [INFO] running `Command { std: "docker" "start" "-a" "e00a32dda8b1161048752b4b8f15cd74bf159fea7ce918f620dd02b98c23a425", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling word-markov-gen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:4:29 [INFO] [stdout] | [INFO] [stdout] 4 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `Command { std: "docker" "inspect" "e00a32dda8b1161048752b4b8f15cd74bf159fea7ce918f620dd02b98c23a425", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e00a32dda8b1161048752b4b8f15cd74bf159fea7ce918f620dd02b98c23a425", kill_on_drop: false }` [INFO] [stdout] e00a32dda8b1161048752b4b8f15cd74bf159fea7ce918f620dd02b98c23a425 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0ab502101c6f84652e69719de3bf4c28baf7a937b995ea365e3b552eea6773a1 [INFO] running `Command { std: "docker" "start" "-a" "0ab502101c6f84652e69719de3bf4c28baf7a937b995ea365e3b552eea6773a1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:4:29 [INFO] [stderr] | [INFO] [stderr] 4 | fn main() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `word-markov-gen` (bin "word-markov-gen" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.59s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/word_markov_gen-0b8b84d8ec75b2d4) [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" "0ab502101c6f84652e69719de3bf4c28baf7a937b995ea365e3b552eea6773a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ab502101c6f84652e69719de3bf4c28baf7a937b995ea365e3b552eea6773a1", kill_on_drop: false }` [INFO] [stdout] 0ab502101c6f84652e69719de3bf4c28baf7a937b995ea365e3b552eea6773a1