[INFO] cloning repository https://github.com/cdouglass/morse-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cdouglass/morse-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdouglass%2Fmorse-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdouglass%2Fmorse-practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1d9c32e9f1391fc62e7e773bde29064435efa732 [INFO] testing cdouglass/morse-practice against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdouglass%2Fmorse-practice" "/workspace/builds/worker-68/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cdouglass/morse-practice on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cdouglass/morse-practice [INFO] finished tweaking git repo https://github.com/cdouglass/morse-practice [INFO] tweaked toml for git repo https://github.com/cdouglass/morse-practice written to /workspace/builds/worker-68/source/Cargo.toml [INFO] crate git repo https://github.com/cdouglass/morse-practice already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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_derive_internals v0.20.0 [INFO] [stderr] Downloaded serde v1.0.29 [INFO] [stderr] Downloaded docopt v0.8.3 [INFO] [stderr] Downloaded serde_derive v1.0.29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 76556d4b7e7e0d50a7644d0755ef782633c4a4a1de372e1ff84b4e7fff22f1ee [INFO] running `Command { std: "docker" "start" "-a" "76556d4b7e7e0d50a7644d0755ef782633c4a4a1de372e1ff84b4e7fff22f1ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76556d4b7e7e0d50a7644d0755ef782633c4a4a1de372e1ff84b4e7fff22f1ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76556d4b7e7e0d50a7644d0755ef782633c4a4a1de372e1ff84b4e7fff22f1ee", kill_on_drop: false }` [INFO] [stdout] 76556d4b7e7e0d50a7644d0755ef782633c4a4a1de372e1ff84b4e7fff22f1ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 001b09f4a688490690836ce665bb3d3fe6d68624e1aec636fec4557213b647f6 [INFO] running `Command { std: "docker" "start" "-a" "001b09f4a688490690836ce665bb3d3fe6d68624e1aec636fec4557213b647f6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.35 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling serde v1.0.29 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling syn v0.12.14 [INFO] [stderr] Compiling regex v0.2.5 [INFO] [stderr] Compiling serde_derive_internals v0.20.0 [INFO] [stderr] Compiling serde_derive v1.0.29 [INFO] [stderr] Compiling docopt v0.8.3 [INFO] [stderr] Compiling morse v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/words.rs:23:20 [INFO] [stdout] | [INFO] [stdout] 23 | pub words: Box> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 42s [INFO] running `Command { std: "docker" "inspect" "001b09f4a688490690836ce665bb3d3fe6d68624e1aec636fec4557213b647f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "001b09f4a688490690836ce665bb3d3fe6d68624e1aec636fec4557213b647f6", kill_on_drop: false }` [INFO] [stdout] 001b09f4a688490690836ce665bb3d3fe6d68624e1aec636fec4557213b647f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 60a4259a85cb2eeb464553683898a286ae2c87bf12cdc5ea2fa6f3ae96b9ec52 [INFO] running `Command { std: "docker" "start" "-a" "60a4259a85cb2eeb464553683898a286ae2c87bf12cdc5ea2fa6f3ae96b9ec52", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling morse v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/words.rs:23:20 [INFO] [stdout] | [INFO] [stdout] 23 | pub words: Box> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.27s [INFO] running `Command { std: "docker" "inspect" "60a4259a85cb2eeb464553683898a286ae2c87bf12cdc5ea2fa6f3ae96b9ec52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60a4259a85cb2eeb464553683898a286ae2c87bf12cdc5ea2fa6f3ae96b9ec52", kill_on_drop: false }` [INFO] [stdout] 60a4259a85cb2eeb464553683898a286ae2c87bf12cdc5ea2fa6f3ae96b9ec52 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ea10c7346d4edce65d365d3c997ba397e157ff2da7e4b6416ff278e5ebbe2859 [INFO] running `Command { std: "docker" "start" "-a" "ea10c7346d4edce65d365d3c997ba397e157ff2da7e4b6416ff278e5ebbe2859", 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/words.rs:23:20 [INFO] [stderr] | [INFO] [stderr] 23 | pub words: Box> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `morse` (bin "morse" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.30s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/morse-eee715b2fccee62a) [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" "ea10c7346d4edce65d365d3c997ba397e157ff2da7e4b6416ff278e5ebbe2859", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea10c7346d4edce65d365d3c997ba397e157ff2da7e4b6416ff278e5ebbe2859", kill_on_drop: false }` [INFO] [stdout] ea10c7346d4edce65d365d3c997ba397e157ff2da7e4b6416ff278e5ebbe2859