[INFO] updating cached repository https://github.com/uvNikita/converter
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c95c7c807539a58b4c2d608135183925bb30fb2
[INFO] testing uvNikita/converter/7c95c7c807539a58b4c2d608135183925bb30fb2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FuvNikita%2Fconverter" "/workspace/builds/worker-81/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uvNikita/converter on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-81/source/Cargo.toml
[INFO] crate git repo https://github.com/uvNikita/converter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b66ecb849cabcfeb4799b6344e06e42e2ee0e733e0fcba0a3b79807e2bc8a837
[INFO] running `Command { std: "docker" "start" "-a" "b66ecb849cabcfeb4799b6344e06e42e2ee0e733e0fcba0a3b79807e2bc8a837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b66ecb849cabcfeb4799b6344e06e42e2ee0e733e0fcba0a3b79807e2bc8a837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b66ecb849cabcfeb4799b6344e06e42e2ee0e733e0fcba0a3b79807e2bc8a837", kill_on_drop: false }`
[INFO] [stdout] b66ecb849cabcfeb4799b6344e06e42e2ee0e733e0fcba0a3b79807e2bc8a837
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25b8726ff47f7e87a2cfd8a09b152ae290caeccc659d05cf46b503e9fd4e3faa
[INFO] running `Command { std: "docker" "start" "-a" "25b8726ff47f7e87a2cfd8a09b152ae290caeccc659d05cf46b503e9fd4e3faa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling converter v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected expression, found `]`
[INFO] [stdout]   --> src/main.rs:82:23
[INFO] [stdout]    |
[INFO] [stdout] 82 |     match &os::args()[] {
[INFO] [stdout]    |     -----             ^ expected expression
[INFO] [stdout]    |     |
[INFO] [stdout]    |     while parsing this match expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]  --> src/main.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Show)]
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::os;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |     let value = try!(read_value(value_str));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:76:20
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let currency = try!(read_currency(currency_str));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Err`
[INFO] [stdout]   --> src/main.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl FromStr for Currency {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Err` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `type Err = Type;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Currency` doesn't implement `Debug`
[INFO] [stdout]   --> src/main.rs:53:49
[INFO] [stdout]    |
[INFO] [stdout] 53 |     map(|&(ref v, ref c)| format!("{} {:?}", v, c)).
[INFO] [stdout]    |                                                 ^ `Currency` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `Currency`
[INFO] [stdout]    = note: add `#[derive(Debug)]` to `Currency` or manually `impl Debug for Currency`
[INFO] [stdout]    = note: this error originates in the macro `$crate::__export::format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::slice::<impl [T]>::connect`: renamed to join
[INFO] [stdout]   --> src/main.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     connect(" ")
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         match FromStr::from_str(value_str) {
[INFO] [stdout]    |               ---------------------------- this expression has type `Result<_, _>`
[INFO] [stdout] 62 |             None => Err(Error::InvalidValue),
[INFO] [stdout]    |             ^^^^ expected enum `Result`, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Result<_, _>`
[INFO] [stdout]               found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         match FromStr::from_str(value_str) {
[INFO] [stdout]    |               ---------------------------- this expression has type `Result<_, _>`
[INFO] [stdout] 62 |             None => Err(Error::InvalidValue),
[INFO] [stdout] 63 |             Some(value) if value >= 0.0 => Ok(value),
[INFO] [stdout]    |             ^^^^^^^^^^^ expected enum `Result`, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Result<_, _>`
[INFO] [stdout]               found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |         match FromStr::from_str(currency_str) {
[INFO] [stdout]    |               ------------------------------- this expression has type `Result<_, _>`
[INFO] [stdout] 70 |             None => Err(Error::InvalidCurrency),
[INFO] [stdout]    |             ^^^^ expected enum `Result`, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Result<_, _>`
[INFO] [stdout]               found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |         match FromStr::from_str(currency_str) {
[INFO] [stdout]    |               ------------------------------- this expression has type `Result<_, _>`
[INFO] [stdout] 70 |             None => Err(Error::InvalidCurrency),
[INFO] [stdout] 71 |             Some(currency) => Ok(currency),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ expected enum `Result`, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Result<_, _>`
[INFO] [stdout]               found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0277, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `converter` due to 9 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "25b8726ff47f7e87a2cfd8a09b152ae290caeccc659d05cf46b503e9fd4e3faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b8726ff47f7e87a2cfd8a09b152ae290caeccc659d05cf46b503e9fd4e3faa", kill_on_drop: false }`
[INFO] [stdout] 25b8726ff47f7e87a2cfd8a09b152ae290caeccc659d05cf46b503e9fd4e3faa