[INFO] updating cached repository https://github.com/uvNikita/converter
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 7c95c7c807539a58b4c2d608135183925bb30fb2
[INFO] checking uvNikita/converter against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FuvNikita%2Fconverter" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uvNikita/converter on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/uvNikita/converter
[INFO] finished tweaking git repo https://github.com/uvNikita/converter
[INFO] tweaked toml for git repo https://github.com/uvNikita/converter written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/uvNikita/converter already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e187b42e04f40dd83baebc29df21a53b6151477fabd759c012e6267b4be2433e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e187b42e04f40dd83baebc29df21a53b6151477fabd759c012e6267b4be2433e"`
[INFO] [stderr]     Checking converter v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected expression, found `]`
[INFO] [stderr]   --> src/main.rs:82:23
[INFO] [stderr]    |
[INFO] [stderr] 82 |     match &os::args()[] {
[INFO] [stderr]    |     -----             ^ expected expression
[INFO] [stderr]    |     |
[INFO] [stderr]    |     while parsing this match expression
[INFO] [stderr] 
[INFO] [stderr] error: expected expression, found `]`
[INFO] [stderr]   --> src/main.rs:82:23
[INFO] [stderr]    |
[INFO] [stderr] 82 |     match &os::args()[] {
[INFO] [stderr]    |     -----             ^ expected expression
[INFO] [stderr]    |     |
[INFO] [stderr]    |     while parsing this match expression
[INFO] [stderr] 
[INFO] [stderr] error: cannot find derive macro `Show` in this scope
[INFO] [stderr]  --> src/main.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[derive(Show)]
[INFO] [stderr]   |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:75:17
[INFO] [stderr]    |
[INFO] [stderr] 75 |     let value = try!(read_value(value_str));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:76:20
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let currency = try!(read_currency(currency_str));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::os;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0046]: not all trait items implemented, missing: `Err`
[INFO] [stderr]   --> src/main.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl FromStr for Currency {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Err` in implementation
[INFO] [stderr]    |
[INFO] [stderr]    = help: implement the missing item: `type Err = Type;`
[INFO] [stderr] 
[INFO] [stderr] error: cannot find derive macro `Show` in this scope
[INFO] [stderr]  --> src/main.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[derive(Show)]
[INFO] [stderr]   |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:75:17
[INFO] [stderr]    |
[INFO] [stderr] 75 |     let value = try!(read_value(value_str));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:76:20
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let currency = try!(read_currency(currency_str));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::os;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0046]: not all trait items implemented, missing: `Err`
[INFO] [stderr]   --> src/main.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl FromStr for Currency {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Err` in implementation
[INFO] [stderr]    |
[INFO] [stderr]    = help: implement the missing item: `type Err = Type;`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: `Currency` doesn't implement `std::fmt::Debug`
[INFO] [stderr]   --> src/main.rs:53:49
[INFO] [stderr]    |
[INFO] [stderr] 53 |     map(|&(ref v, ref c)| format!("{} {:?}", v, c)).
[INFO] [stderr]    |                                                 ^ `Currency` cannot be formatted using `{:?}`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::fmt::Debug` is not implemented for `Currency`
[INFO] [stderr]    = note: add `#[derive(Debug)]` or manually implement `std::fmt::Debug`
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::fmt::Debug` for `&Currency`
[INFO] [stderr]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stderr]   --> src/main.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     connect(" ")
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         match FromStr::from_str(value_str) {
[INFO] [stderr]    |               ---------------------------- this expression has type `std::result::Result<_, _>`
[INFO] [stderr] 62 |             None => Err(Error::InvalidValue),
[INFO] [stderr]    |             ^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `std::result::Result<_, _>`
[INFO] [stderr]               found enum `std::option::Option<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         match FromStr::from_str(value_str) {
[INFO] [stderr]    |               ---------------------------- this expression has type `std::result::Result<_, _>`
[INFO] [stderr] 62 |             None => Err(Error::InvalidValue),
[INFO] [stderr] 63 |             Some(value) if value >= 0.0 => Ok(value),
[INFO] [stderr]    |             ^^^^^^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `std::result::Result<_, _>`
[INFO] [stderr]               found enum `std::option::Option<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 69 |         match FromStr::from_str(currency_str) {
[INFO] [stderr]    |               ------------------------------- this expression has type `std::result::Result<_, _>`
[INFO] [stderr] 70 |             None => Err(Error::InvalidCurrency),
[INFO] [stderr]    |             ^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `std::result::Result<_, _>`
[INFO] [stderr]               found enum `std::option::Option<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 69 |         match FromStr::from_str(currency_str) {
[INFO] [stderr]    |               ------------------------------- this expression has type `std::result::Result<_, _>`
[INFO] [stderr] 70 |             None => Err(Error::InvalidCurrency),
[INFO] [stderr] 71 |             Some(currency) => Ok(currency),
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `std::result::Result<_, _>`
[INFO] [stderr]               found enum `std::option::Option<_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0046, E0277, E0308.
[INFO] [stderr] For more information about an error, try `rustc --explain E0046`.
[INFO] [stderr] error: could not compile `converter`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0277]: `Currency` doesn't implement `std::fmt::Debug`
[INFO] [stderr]   --> src/main.rs:53:49
[INFO] [stderr]    |
[INFO] [stderr] 53 |     map(|&(ref v, ref c)| format!("{} {:?}", v, c)).
[INFO] [stderr]    |                                                 ^ `Currency` cannot be formatted using `{:?}`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::fmt::Debug` is not implemented for `Currency`
[INFO] [stderr]    = note: add `#[derive(Debug)]` or manually implement `std::fmt::Debug`
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::fmt::Debug` for `&Currency`
[INFO] [stderr]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stderr]   --> src/main.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     connect(" ")
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         match FromStr::from_str(value_str) {
[INFO] [stderr]    |               ---------------------------- this expression has type `std::result::Result<_, _>`
[INFO] [stderr] 62 |             None => Err(Error::InvalidValue),
[INFO] [stderr]    |             ^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `std::result::Result<_, _>`
[INFO] [stderr]               found enum `std::option::Option<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         match FromStr::from_str(value_str) {
[INFO] [stderr]    |               ---------------------------- this expression has type `std::result::Result<_, _>`
[INFO] [stderr] 62 |             None => Err(Error::InvalidValue),
[INFO] [stderr] 63 |             Some(value) if value >= 0.0 => Ok(value),
[INFO] [stderr]    |             ^^^^^^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `std::result::Result<_, _>`
[INFO] [stderr]               found enum `std::option::Option<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 69 |         match FromStr::from_str(currency_str) {
[INFO] [stderr]    |               ------------------------------- this expression has type `std::result::Result<_, _>`
[INFO] [stderr] 70 |             None => Err(Error::InvalidCurrency),
[INFO] [stderr]    |             ^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `std::result::Result<_, _>`
[INFO] [stderr]               found enum `std::option::Option<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 69 |         match FromStr::from_str(currency_str) {
[INFO] [stderr]    |               ------------------------------- this expression has type `std::result::Result<_, _>`
[INFO] [stderr] 70 |             None => Err(Error::InvalidCurrency),
[INFO] [stderr] 71 |             Some(currency) => Ok(currency),
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ expected enum `std::result::Result`, found enum `std::option::Option`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `std::result::Result<_, _>`
[INFO] [stderr]               found enum `std::option::Option<_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0046, E0277, E0308.
[INFO] [stderr] For more information about an error, try `rustc --explain E0046`.
[INFO] [stderr] error: could not compile `converter`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e187b42e04f40dd83baebc29df21a53b6151477fabd759c012e6267b4be2433e"`
[INFO] running `"docker" "rm" "-f" "e187b42e04f40dd83baebc29df21a53b6151477fabd759c012e6267b4be2433e"`
[INFO] [stdout] e187b42e04f40dd83baebc29df21a53b6151477fabd759c012e6267b4be2433e
