[INFO] cloning repository https://github.com/stezu/word-friends-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stezu/word-friends-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstezu%2Fword-friends-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstezu%2Fword-friends-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 025767445897dd27687550f936d9c7bb0f50f5ac [INFO] testing stezu/word-friends-rust against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstezu%2Fword-friends-rust" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stezu/word-friends-rust on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stezu/word-friends-rust [INFO] finished tweaking git repo https://github.com/stezu/word-friends-rust [INFO] tweaked toml for git repo https://github.com/stezu/word-friends-rust written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/stezu/word-friends-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1e37be419ac44298318d926371fb52692616c88baf8694067c2f1166a1803e40 [INFO] running `Command { std: "docker" "start" "-a" "1e37be419ac44298318d926371fb52692616c88baf8694067c2f1166a1803e40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e37be419ac44298318d926371fb52692616c88baf8694067c2f1166a1803e40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e37be419ac44298318d926371fb52692616c88baf8694067c2f1166a1803e40", kill_on_drop: false }` [INFO] [stdout] 1e37be419ac44298318d926371fb52692616c88baf8694067c2f1166a1803e40 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7c9655cdd67aa8aa203dfac1bf8fb88f1e96daea1a688890039eed6fd1bca61 [INFO] running `Command { std: "docker" "start" "-a" "f7c9655cdd67aa8aa203dfac1bf8fb88f1e96daea1a688890039eed6fd1bca61", kill_on_drop: false }` [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling word-friends-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:11:40 [INFO] [stdout] | [INFO] [stdout] 11 | fn get_file_from_stdin() -> Result, Error> { [INFO] [stdout] | ^^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 11 - fn get_file_from_stdin() -> Result, Error> { [INFO] [stdout] 11 + fn get_file_from_stdin() -> Result, Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:15:58 [INFO] [stdout] | [INFO] [stdout] 15 | fn get_file_from_filename(file_name: &str) -> Result, Error> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 - fn get_file_from_filename(file_name: &str) -> Result, Error> { [INFO] [stdout] 15 + fn get_file_from_filename(file_name: &str) -> Result, Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:32:38 [INFO] [stdout] | [INFO] [stdout] 32 | fn parse_args() -> Option, Error>> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 32 - fn parse_args() -> Option, Error>> { [INFO] [stdout] 32 + fn parse_args() -> Option, Error>> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:46:30 [INFO] [stdout] | [INFO] [stdout] 46 | fn build_network(reader: Box) -> Network { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 46 - fn build_network(reader: Box) -> Network { [INFO] [stdout] 46 + fn build_network(reader: Box) -> Network { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `word` [INFO] [stdout] --> src/network.rs:5:3 [INFO] [stdout] | [INFO] [stdout] 5 | word: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "f7c9655cdd67aa8aa203dfac1bf8fb88f1e96daea1a688890039eed6fd1bca61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7c9655cdd67aa8aa203dfac1bf8fb88f1e96daea1a688890039eed6fd1bca61", kill_on_drop: false }` [INFO] [stdout] f7c9655cdd67aa8aa203dfac1bf8fb88f1e96daea1a688890039eed6fd1bca61 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 575ca8b572e59ae585622184d8edd6bc29cb9bef076d7df2648f936701945d10 [INFO] running `Command { std: "docker" "start" "-a" "575ca8b572e59ae585622184d8edd6bc29cb9bef076d7df2648f936701945d10", kill_on_drop: false }` [INFO] [stderr] Compiling word-friends-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:11:40 [INFO] [stdout] | [INFO] [stdout] 11 | fn get_file_from_stdin() -> Result, Error> { [INFO] [stdout] | ^^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 11 - fn get_file_from_stdin() -> Result, Error> { [INFO] [stdout] 11 + fn get_file_from_stdin() -> Result, Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:15:58 [INFO] [stdout] | [INFO] [stdout] 15 | fn get_file_from_filename(file_name: &str) -> Result, Error> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 - fn get_file_from_filename(file_name: &str) -> Result, Error> { [INFO] [stdout] 15 + fn get_file_from_filename(file_name: &str) -> Result, Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:32:38 [INFO] [stdout] | [INFO] [stdout] 32 | fn parse_args() -> Option, Error>> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 32 - fn parse_args() -> Option, Error>> { [INFO] [stdout] 32 + fn parse_args() -> Option, Error>> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:46:30 [INFO] [stdout] | [INFO] [stdout] 46 | fn build_network(reader: Box) -> Network { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 46 - fn build_network(reader: Box) -> Network { [INFO] [stdout] 46 + fn build_network(reader: Box) -> Network { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `word` [INFO] [stdout] --> src/network.rs:5:3 [INFO] [stdout] | [INFO] [stdout] 5 | word: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "575ca8b572e59ae585622184d8edd6bc29cb9bef076d7df2648f936701945d10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "575ca8b572e59ae585622184d8edd6bc29cb9bef076d7df2648f936701945d10", kill_on_drop: false }` [INFO] [stdout] 575ca8b572e59ae585622184d8edd6bc29cb9bef076d7df2648f936701945d10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7fb5f9a1de352e8de9e349bdd54bc52f42a2b80d1e4f3b043ec9f0f495db0df6 [INFO] running `Command { std: "docker" "start" "-a" "7fb5f9a1de352e8de9e349bdd54bc52f42a2b80d1e4f3b043ec9f0f495db0df6", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:11:40 [INFO] [stderr] | [INFO] [stderr] 11 | fn get_file_from_stdin() -> Result, Error> { [INFO] [stderr] | ^^^^^^^ [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 11 - fn get_file_from_stdin() -> Result, Error> { [INFO] [stderr] 11 + fn get_file_from_stdin() -> Result, Error> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:15:58 [INFO] [stderr] | [INFO] [stderr] 15 | fn get_file_from_filename(file_name: &str) -> Result, Error> { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 15 - fn get_file_from_filename(file_name: &str) -> Result, Error> { [INFO] [stderr] 15 + fn get_file_from_filename(file_name: &str) -> Result, Error> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:32:38 [INFO] [stderr] | [INFO] [stderr] 32 | fn parse_args() -> Option, Error>> { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 32 - fn parse_args() -> Option, Error>> { [INFO] [stderr] 32 + fn parse_args() -> Option, Error>> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:46:30 [INFO] [stderr] | [INFO] [stderr] 46 | fn build_network(reader: Box) -> Network { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 46 - fn build_network(reader: Box) -> Network { [INFO] [stderr] 46 + fn build_network(reader: Box) -> Network { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field is never read: `word` [INFO] [stderr] --> src/network.rs:5:3 [INFO] [stderr] | [INFO] [stderr] 5 | word: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `word-friends-rust` (bin "word-friends-rust" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/word_friends_rust-80349ccab8adb1f5) [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" "7fb5f9a1de352e8de9e349bdd54bc52f42a2b80d1e4f3b043ec9f0f495db0df6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fb5f9a1de352e8de9e349bdd54bc52f42a2b80d1e4f3b043ec9f0f495db0df6", kill_on_drop: false }` [INFO] [stdout] 7fb5f9a1de352e8de9e349bdd54bc52f42a2b80d1e4f3b043ec9f0f495db0df6