[INFO] updating cached repository miyamofigo/simple_database [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/miyamofigo/simple_database [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/miyamofigo/simple_database" "work/ex/beta-1.38-1/sources/1.37.0/gh/miyamofigo/simple_database"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/miyamofigo/simple_database'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/miyamofigo/simple_database" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miyamofigo/simple_database"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miyamofigo/simple_database'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c7044256f94cecfd839c7a1f3e292877fd650b5a [INFO] sha for GitHub repo miyamofigo/simple_database: c7044256f94cecfd839c7a1f3e292877fd650b5a [INFO] validating manifest of miyamofigo/simple_database on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of miyamofigo/simple_database on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing miyamofigo/simple_database [INFO] finished frobbing miyamofigo/simple_database [INFO] frobbed toml for miyamofigo/simple_database written to work/ex/beta-1.38-1/sources/1.37.0/gh/miyamofigo/simple_database/Cargo.toml [INFO] started frobbing miyamofigo/simple_database [INFO] finished frobbing miyamofigo/simple_database [INFO] frobbed toml for miyamofigo/simple_database written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miyamofigo/simple_database/Cargo.toml [INFO] crate miyamofigo/simple_database already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/miyamofigo/simple_database/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing miyamofigo/simple_database against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miyamofigo/simple_database:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 4c5336a2b6d8d073625374263e50dc4cac5440c8bebb171b70e4f12cba40fa13 [INFO] running `"docker" "start" "-a" "4c5336a2b6d8d073625374263e50dc4cac5440c8bebb171b70e4f12cba40fa13"` [INFO] [stderr] Compiling simple_database v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::fmt::Display` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::fmt::Display; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `add` [INFO] [stderr] --> src/main.rs:188:6 [INFO] [stderr] | [INFO] [stderr] 188 | let add = "add".to_string(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_add` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `latest` [INFO] [stderr] --> src/main.rs:189:6 [INFO] [stderr] | [INFO] [stderr] 189 | let latest = "latest".to_string(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_latest` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `all` [INFO] [stderr] --> src/main.rs:190:6 [INFO] [stderr] | [INFO] [stderr] 190 | let all = "all".to_string(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_all` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/main.rs:21:2 [INFO] [stderr] | [INFO] [stderr] 21 | fn new(name: &str, [INFO] [stderr] | _____^ [INFO] [stderr] 22 | | date: &str, [INFO] [stderr] 23 | | category: &str) -> Item { [INFO] [stderr] 24 | | [INFO] [stderr] ... | [INFO] [stderr] 28 | | category: category.to_string() } [INFO] [stderr] 29 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:127:3 [INFO] [stderr] | [INFO] [stderr] 127 | file.write(item.to_string().as_bytes()); [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] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `"docker" "inspect" "4c5336a2b6d8d073625374263e50dc4cac5440c8bebb171b70e4f12cba40fa13"` [INFO] running `"docker" "rm" "-f" "4c5336a2b6d8d073625374263e50dc4cac5440c8bebb171b70e4f12cba40fa13"` [INFO] [stdout] 4c5336a2b6d8d073625374263e50dc4cac5440c8bebb171b70e4f12cba40fa13 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miyamofigo/simple_database:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 775cd866cb1cf20e2743df916dd212322632b346e9f15a6fa1a3a245dfa10eee [INFO] running `"docker" "start" "-a" "775cd866cb1cf20e2743df916dd212322632b346e9f15a6fa1a3a245dfa10eee"` [INFO] [stderr] Compiling simple_database v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::fmt::Display` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::fmt::Display; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `add` [INFO] [stderr] --> src/main.rs:188:6 [INFO] [stderr] | [INFO] [stderr] 188 | let add = "add".to_string(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_add` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `latest` [INFO] [stderr] --> src/main.rs:189:6 [INFO] [stderr] | [INFO] [stderr] 189 | let latest = "latest".to_string(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_latest` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `all` [INFO] [stderr] --> src/main.rs:190:6 [INFO] [stderr] | [INFO] [stderr] 190 | let all = "all".to_string(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_all` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/main.rs:21:2 [INFO] [stderr] | [INFO] [stderr] 21 | fn new(name: &str, [INFO] [stderr] | _____^ [INFO] [stderr] 22 | | date: &str, [INFO] [stderr] 23 | | category: &str) -> Item { [INFO] [stderr] 24 | | [INFO] [stderr] ... | [INFO] [stderr] 28 | | category: category.to_string() } [INFO] [stderr] 29 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:127:3 [INFO] [stderr] | [INFO] [stderr] 127 | file.write(item.to_string().as_bytes()); [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] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `"docker" "inspect" "775cd866cb1cf20e2743df916dd212322632b346e9f15a6fa1a3a245dfa10eee"` [INFO] running `"docker" "rm" "-f" "775cd866cb1cf20e2743df916dd212322632b346e9f15a6fa1a3a245dfa10eee"` [INFO] [stdout] 775cd866cb1cf20e2743df916dd212322632b346e9f15a6fa1a3a245dfa10eee [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miyamofigo/simple_database:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 56b648b3bde31eb8cc22a4fb75da5a480c8379d3f646e33e11c5dfaa4d9c9f19 [INFO] running `"docker" "start" "-a" "56b648b3bde31eb8cc22a4fb75da5a480c8379d3f646e33e11c5dfaa4d9c9f19"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/simple_database-8b6eda2b316bee32 [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" "56b648b3bde31eb8cc22a4fb75da5a480c8379d3f646e33e11c5dfaa4d9c9f19"` [INFO] running `"docker" "rm" "-f" "56b648b3bde31eb8cc22a4fb75da5a480c8379d3f646e33e11c5dfaa4d9c9f19"` [INFO] [stdout] 56b648b3bde31eb8cc22a4fb75da5a480c8379d3f646e33e11c5dfaa4d9c9f19