[INFO] updating cached repository aliaksandr-master/rust-common [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/aliaksandr-master/rust-common [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/aliaksandr-master/rust-common" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/aliaksandr-master/rust-common"` [INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/aliaksandr-master/rust-common'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/aliaksandr-master/rust-common" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/aliaksandr-master/rust-common"` [INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/aliaksandr-master/rust-common'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] bb25f5deb3fac3b76340598d121f06168fec28d2 [INFO] sha for GitHub repo aliaksandr-master/rust-common: bb25f5deb3fac3b76340598d121f06168fec28d2 [INFO] validating manifest of aliaksandr-master/rust-common on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of aliaksandr-master/rust-common on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing aliaksandr-master/rust-common [INFO] finished frobbing aliaksandr-master/rust-common [INFO] frobbed toml for aliaksandr-master/rust-common written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/aliaksandr-master/rust-common/Cargo.toml [INFO] started frobbing aliaksandr-master/rust-common [INFO] finished frobbing aliaksandr-master/rust-common [INFO] frobbed toml for aliaksandr-master/rust-common written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/aliaksandr-master/rust-common/Cargo.toml [INFO] crate aliaksandr-master/rust-common has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking aliaksandr-master/rust-common against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-0/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/aliaksandr-master/rust-common:/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=forbid" "-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" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 871dafeccc4d8f875eca6c96bb802591e8d2abbf01468daecd853bfb8d3956ef [INFO] running `"docker" "start" "-a" "871dafeccc4d8f875eca6c96bb802591e8d2abbf01468daecd853bfb8d3956ef"` [INFO] [stderr] Checking memchr v2.1.1 [INFO] [stderr] Checking csv-core v0.1.4 [INFO] [stderr] Checking csv v1.0.2 [INFO] [stderr] Checking rust_common v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0412]: cannot find type `Err` in module `io` [INFO] [stderr] --> src/aitline/mod.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | IOErr(io::Err), [INFO] [stderr] | ^^^ not found in `io` [INFO] [stderr] help: there is an enum variant `std::prelude::v1::Err` and 1 other; try using the variant's enum [INFO] [stderr] | [INFO] [stderr] 7 | IOErr(std::result::Result), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `passengers_file_path` in this scope [INFO] [stderr] --> src/main.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | passengers_file_path = cwd.join("data").join("airline_passengers.csv"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `passengers_file_path` in this scope [INFO] [stderr] --> src/main.rs:60:36 [INFO] [stderr] | [INFO] [stderr] 60 | let passgers = load_passengers(passengers_file_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::PathBuf` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::path::PathBuf; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/aitline/mod.rs:31:16 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn from_csv_record (rec: &csv::StringRecord) -> Result::Err> { [INFO] [stderr] | ----------------------------------- expected `std::result::Result` because of return type [INFO] [stderr] 31 | return MonthPassengerStat{ [INFO] [stderr] | ________________^ [INFO] [stderr] 32 | | month_name: rec[0].into(), [INFO] [stderr] 33 | | passengers_count: i32::from_str(&rec[1])? [INFO] [stderr] 34 | | }; [INFO] [stderr] | |_________^ expected enum `std::result::Result`, found struct `aitline::MonthPassengerStat` [INFO] [stderr] | [INFO] [stderr] = note: expected type `std::result::Result` [INFO] [stderr] found type `aitline::MonthPassengerStat` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `aitline::LoadingErr: std::convert::From` is not satisfied [INFO] [stderr] --> src/aitline/mod.rs:49:16 [INFO] [stderr] | [INFO] [stderr] 49 | let file = fs::File::open(file_path)?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::convert::From` is not implemented for `aitline::LoadingErr` [INFO] [stderr] | [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stderr] --> src/aitline/mod.rs:71:56 [INFO] [stderr] | [INFO] [stderr] 71 | .map(|rec|MonthPassengerStat::from_csv_record(&rec?)?) [INFO] [stderr] | ^^^^ cannot use the `?` operator in a function that returns `aitline::MonthPassengerStat` [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::ops::Try` is not implemented for `aitline::MonthPassengerStat` [INFO] [stderr] = note: required by `std::ops::Try::from_error` [INFO] [stderr] [INFO] [stderr] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stderr] --> src/aitline/mod.rs:71:19 [INFO] [stderr] | [INFO] [stderr] 71 | .map(|rec|MonthPassengerStat::from_csv_record(&rec?)?) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `aitline::MonthPassengerStat` [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::ops::Try` is not implemented for `aitline::MonthPassengerStat` [INFO] [stderr] = note: required by `std::ops::Try::from_error` [INFO] [stderr] [INFO] [stderr] error: aborting due to 7 previous errors [INFO] [stderr] [INFO] [stderr] Some errors occurred: E0277, E0308, E0412, E0425. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: Could not compile `rust_common`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0412]: cannot find type `Err` in module `io` [INFO] [stderr] --> src/aitline/mod.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | IOErr(io::Err), [INFO] [stderr] | ^^^ not found in `io` [INFO] [stderr] help: there is an enum variant `std::prelude::v1::Err` and 1 other; try using the variant's enum [INFO] [stderr] | [INFO] [stderr] 7 | IOErr(std::result::Result), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `passengers_file_path` in this scope [INFO] [stderr] --> src/main.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | passengers_file_path = cwd.join("data").join("airline_passengers.csv"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `passengers_file_path` in this scope [INFO] [stderr] --> src/main.rs:60:36 [INFO] [stderr] | [INFO] [stderr] 60 | let passgers = load_passengers(passengers_file_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::PathBuf` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::path::PathBuf; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/aitline/mod.rs:31:16 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn from_csv_record (rec: &csv::StringRecord) -> Result::Err> { [INFO] [stderr] | ----------------------------------- expected `std::result::Result` because of return type [INFO] [stderr] 31 | return MonthPassengerStat{ [INFO] [stderr] | ________________^ [INFO] [stderr] 32 | | month_name: rec[0].into(), [INFO] [stderr] 33 | | passengers_count: i32::from_str(&rec[1])? [INFO] [stderr] 34 | | }; [INFO] [stderr] | |_________^ expected enum `std::result::Result`, found struct `aitline::MonthPassengerStat` [INFO] [stderr] | [INFO] [stderr] = note: expected type `std::result::Result` [INFO] [stderr] found type `aitline::MonthPassengerStat` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `aitline::LoadingErr: std::convert::From` is not satisfied [INFO] [stderr] --> src/aitline/mod.rs:49:16 [INFO] [stderr] | [INFO] [stderr] 49 | let file = fs::File::open(file_path)?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::convert::From` is not implemented for `aitline::LoadingErr` [INFO] [stderr] | [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stderr] --> src/aitline/mod.rs:71:56 [INFO] [stderr] | [INFO] [stderr] 71 | .map(|rec|MonthPassengerStat::from_csv_record(&rec?)?) [INFO] [stderr] | ^^^^ cannot use the `?` operator in a function that returns `aitline::MonthPassengerStat` [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::ops::Try` is not implemented for `aitline::MonthPassengerStat` [INFO] [stderr] = note: required by `std::ops::Try::from_error` [INFO] [stderr] [INFO] [stderr] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stderr] --> src/aitline/mod.rs:71:19 [INFO] [stderr] | [INFO] [stderr] 71 | .map(|rec|MonthPassengerStat::from_csv_record(&rec?)?) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `aitline::MonthPassengerStat` [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::ops::Try` is not implemented for `aitline::MonthPassengerStat` [INFO] [stderr] = note: required by `std::ops::Try::from_error` [INFO] [stderr] [INFO] [stderr] error: aborting due to 7 previous errors [INFO] [stderr] [INFO] [stderr] Some errors occurred: E0277, E0308, E0412, E0425. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: Could not compile `rust_common`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "871dafeccc4d8f875eca6c96bb802591e8d2abbf01468daecd853bfb8d3956ef"` [INFO] running `"docker" "rm" "-f" "871dafeccc4d8f875eca6c96bb802591e8d2abbf01468daecd853bfb8d3956ef"` [INFO] [stdout] 871dafeccc4d8f875eca6c96bb802591e8d2abbf01468daecd853bfb8d3956ef