[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 master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkgtkr%2Fword-markov-gen" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kgtkr/word-markov-gen on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-8/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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 525dc18e8da038502d48f29a90e086aa3c66da32279e030ed56136d017d5c21f [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" "525dc18e8da038502d48f29a90e086aa3c66da32279e030ed56136d017d5c21f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "525dc18e8da038502d48f29a90e086aa3c66da32279e030ed56136d017d5c21f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "525dc18e8da038502d48f29a90e086aa3c66da32279e030ed56136d017d5c21f", kill_on_drop: false }` [INFO] [stdout] 525dc18e8da038502d48f29a90e086aa3c66da32279e030ed56136d017d5c21f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21bf6a8903f0f0de6520f5360554b4eac5c4aba1890ac18621f03acfc4626df5 [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" "21bf6a8903f0f0de6520f5360554b4eac5c4aba1890ac18621f03acfc4626df5", 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 dtoa v0.4.4 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling yaml-rust v0.4.3 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling getopts v0.2.19 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling syn v0.15.34 [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 45.90s [INFO] running `Command { std: "docker" "inspect" "21bf6a8903f0f0de6520f5360554b4eac5c4aba1890ac18621f03acfc4626df5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21bf6a8903f0f0de6520f5360554b4eac5c4aba1890ac18621f03acfc4626df5", kill_on_drop: false }` [INFO] [stdout] 21bf6a8903f0f0de6520f5360554b4eac5c4aba1890ac18621f03acfc4626df5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 14b1fb0511d6a3ae6ac6d5302fe2a7262e7d4c7b4cb48db638264ee066f05f67 [INFO] running `Command { std: "docker" "start" "-a" "14b1fb0511d6a3ae6ac6d5302fe2a7262e7d4c7b4cb48db638264ee066f05f67", kill_on_drop: false }` [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 0.88s [INFO] running `Command { std: "docker" "inspect" "14b1fb0511d6a3ae6ac6d5302fe2a7262e7d4c7b4cb48db638264ee066f05f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14b1fb0511d6a3ae6ac6d5302fe2a7262e7d4c7b4cb48db638264ee066f05f67", kill_on_drop: false }` [INFO] [stdout] 14b1fb0511d6a3ae6ac6d5302fe2a7262e7d4c7b4cb48db638264ee066f05f67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 5296f9a80c27a688c8ba6e0c1dd2a9fd0e902a01719d351daf7ce279dc2373cb [INFO] running `Command { std: "docker" "start" "-a" "5296f9a80c27a688c8ba6e0c1dd2a9fd0e902a01719d351daf7ce279dc2373cb", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:4:29 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 4 | fn main() -> Result<(), Box> { [INFO] [stdout] [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 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/word_markov_gen-0b8b84d8ec75b2d4) [INFO] running `Command { std: "docker" "inspect" "5296f9a80c27a688c8ba6e0c1dd2a9fd0e902a01719d351daf7ce279dc2373cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5296f9a80c27a688c8ba6e0c1dd2a9fd0e902a01719d351daf7ce279dc2373cb", kill_on_drop: false }` [INFO] [stdout] 5296f9a80c27a688c8ba6e0c1dd2a9fd0e902a01719d351daf7ce279dc2373cb