[INFO] updating cached repository https://github.com/amedviediev/data-generator [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 75dd53093a8d64d155087ad17244912d4074131b [INFO] testing amedviediev/data-generator against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Famedviediev%2Fdata-generator" "work/builds/worker-10/source"` [INFO] [stderr] Cloning into 'work/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/amedviediev/data-generator on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/amedviediev/data-generator [INFO] finished tweaking git repo https://github.com/amedviediev/data-generator [INFO] tweaked toml for git repo https://github.com/amedviediev/data-generator written to work/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/amedviediev/data-generator already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 9345dd66209ee11c86946cc8ab31f0dd4ec99c2d10c21ddc8a6d33d6c81b875e [INFO] running `"docker" "start" "-a" "9345dd66209ee11c86946cc8ab31f0dd4ec99c2d10c21ddc8a6d33d6c81b875e"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling smallvec v0.6.1 [INFO] [stderr] Compiling serde v1.0.47 [INFO] [stderr] Compiling Inflector v0.11.3 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling termios v0.2.2 [INFO] [stderr] Compiling clicolors-control v0.2.0 [INFO] [stderr] Compiling num-integer v0.1.36 [INFO] [stderr] Compiling names v0.10.0 [INFO] [stderr] Compiling syn v0.13.7 [INFO] [stderr] Compiling parking_lot_core v0.2.14 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling parking_lot v0.5.5 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling serde_derive v1.0.50 [INFO] [stderr] Compiling console v0.6.1 [INFO] [stderr] Compiling indicatif v0.9.0 [INFO] [stderr] Compiling chrono v0.4.2 [INFO] [stderr] Compiling serde_json v1.0.17 [INFO] [stderr] Compiling data-generator v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/generator.rs:58:17 [INFO] [stderr] | [INFO] [stderr] 58 | let mut string = serde_json::to_string_pretty(&entry_map).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/generator.rs:61:17 [INFO] [stderr] | [INFO] [stderr] 61 | let mut string = serde_json::to_string(&entry_map).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/generator.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | write!(file, "["); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/generator.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | file.write(string.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/generator.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | file.write(string.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/generator.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | write!(file, ","); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/generator.rs:72:5 [INFO] [stderr] | [INFO] [stderr] 72 | write!(file, "]"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:23:28 [INFO] [stderr] | [INFO] [stderr] 23 | fn run() -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.85s [INFO] running `"docker" "inspect" "9345dd66209ee11c86946cc8ab31f0dd4ec99c2d10c21ddc8a6d33d6c81b875e"` [INFO] running `"docker" "rm" "-f" "9345dd66209ee11c86946cc8ab31f0dd4ec99c2d10c21ddc8a6d33d6c81b875e"` [INFO] [stdout] 9345dd66209ee11c86946cc8ab31f0dd4ec99c2d10c21ddc8a6d33d6c81b875e [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 49e153a93a8c13ba1c1819de1678433d1e10dfa7076a049ee9287001688ef311 [INFO] running `"docker" "start" "-a" "49e153a93a8c13ba1c1819de1678433d1e10dfa7076a049ee9287001688ef311"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling data-generator v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/generator.rs:58:17 [INFO] [stderr] | [INFO] [stderr] 58 | let mut string = serde_json::to_string_pretty(&entry_map).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/generator.rs:61:17 [INFO] [stderr] | [INFO] [stderr] 61 | let mut string = serde_json::to_string(&entry_map).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/generator.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | write!(file, "["); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/generator.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | file.write(string.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/generator.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | file.write(string.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/generator.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | write!(file, ","); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/generator.rs:72:5 [INFO] [stderr] | [INFO] [stderr] 72 | write!(file, "]"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:23:28 [INFO] [stderr] | [INFO] [stderr] 23 | fn run() -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.59s [INFO] running `"docker" "inspect" "49e153a93a8c13ba1c1819de1678433d1e10dfa7076a049ee9287001688ef311"` [INFO] running `"docker" "rm" "-f" "49e153a93a8c13ba1c1819de1678433d1e10dfa7076a049ee9287001688ef311"` [INFO] [stdout] 49e153a93a8c13ba1c1819de1678433d1e10dfa7076a049ee9287001688ef311 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"` [INFO] [stdout] 4dfdfb32114c950df21b397a1108905297ccae7d08b87adc9b58b6b25fa9733b [INFO] running `"docker" "start" "-a" "4dfdfb32114c950df21b397a1108905297ccae7d08b87adc9b58b6b25fa9733b"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/data_generator-daeab056ade9798e [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 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/data_generator-0ba9587071169761 [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 [INFO] [stdout] [INFO] [stderr] Doc-tests data_generator [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "4dfdfb32114c950df21b397a1108905297ccae7d08b87adc9b58b6b25fa9733b"` [INFO] running `"docker" "rm" "-f" "4dfdfb32114c950df21b397a1108905297ccae7d08b87adc9b58b6b25fa9733b"` [INFO] [stdout] 4dfdfb32114c950df21b397a1108905297ccae7d08b87adc9b58b6b25fa9733b