[INFO] updating cached repository mlchua/oxide
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mlchua/oxide
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mlchua/oxide" "work/ex/beta-1.38-1/sources/1.37.0/gh/mlchua/oxide"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mlchua/oxide'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mlchua/oxide" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mlchua/oxide"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mlchua/oxide'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 44f30dc86933d68eb75b4f651e16dd287497585b
[INFO] sha for GitHub repo mlchua/oxide: 44f30dc86933d68eb75b4f651e16dd287497585b
[INFO] validating manifest of mlchua/oxide 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 mlchua/oxide 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 mlchua/oxide
[INFO] finished frobbing mlchua/oxide
[INFO] frobbed toml for mlchua/oxide written to work/ex/beta-1.38-1/sources/1.37.0/gh/mlchua/oxide/Cargo.toml
[INFO] started frobbing mlchua/oxide
[INFO] finished frobbing mlchua/oxide
[INFO] frobbed toml for mlchua/oxide written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mlchua/oxide/Cargo.toml
[INFO] crate mlchua/oxide 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mlchua/oxide 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-0/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/mlchua/oxide:/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] d490053b61c37264aa901b0a3f012995f64bc748179e3e140d030b6ed4e1e3f6
[INFO] running `"docker" "start" "-a" "d490053b61c37264aa901b0a3f012995f64bc748179e3e140d030b6ed4e1e3f6"`
[INFO] [stderr]    Compiling oxide v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::num::Int`
[INFO] [stderr]  --> src/http/request.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::num::Int;
[INFO] [stderr]   |     ^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #![feature(collections)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(convert)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #![feature(core)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/http/request.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | / macro_rules! slice {
[INFO] [stderr] 13 | |     ($st:ident) => {
[INFO] [stderr] 14 | |         { let str_ref: &str = $st.as_ref(); str_ref }
[INFO] [stderr] 15 | |     };
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/http/request.rs:204:13
[INFO] [stderr]     |
[INFO] [stderr] 204 |         '0' ... '9'                  => true,
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/http/request.rs:205:13
[INFO] [stderr]     |
[INFO] [stderr] 205 |         'a' ... 'z'                  => true,
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/http/request.rs:206:13
[INFO] [stderr]     |
[INFO] [stderr] 206 |         'A' ... 'Z'                  => true,
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `from_str` found for type `std::string::String` in the current scope
[INFO] [stderr]    --> src/http/request.rs:128:26
[INFO] [stderr]     |
[INFO] [stderr] 128 |     let target = String::from_str(req_parts[1]);
[INFO] [stderr]     |                          ^^^^^^^^ function or associated item not found in `std::string::String`
[INFO] [stderr]     |
[INFO] [stderr]     = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]     = note: the following trait is implemented but not in scope, perhaps add a `use` for it:
[INFO] [stderr]             `use std::str::FromStr;`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `from_str` found for type `std::string::String` in the current scope
[INFO] [stderr]    --> src/http/request.rs:195:17
[INFO] [stderr]     |
[INFO] [stderr] 195 |     Ok((String::from_str(name), String::from_str(value)))
[INFO] [stderr]     |                 ^^^^^^^^ function or associated item not found in `std::string::String`
[INFO] [stderr]     |
[INFO] [stderr]     = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]     = note: the following trait is implemented but not in scope, perhaps add a `use` for it:
[INFO] [stderr]             `use std::str::FromStr;`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `from_str` found for type `std::string::String` in the current scope
[INFO] [stderr]    --> src/http/request.rs:195:41
[INFO] [stderr]     |
[INFO] [stderr] 195 |     Ok((String::from_str(name), String::from_str(value)))
[INFO] [stderr]     |                                         ^^^^^^^^ function or associated item not found in `std::string::String`
[INFO] [stderr]     |
[INFO] [stderr]     = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]     = note: the following trait is implemented but not in scope, perhaps add a `use` for it:
[INFO] [stderr]             `use std::str::FromStr;`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `from_str` found for type `std::string::String` in the current scope
[INFO] [stderr]    --> src/http/request.rs:219:30
[INFO] [stderr]     |
[INFO] [stderr] 219 |     let len_header = String::from_str(CONTENT_LENGTH);
[INFO] [stderr]     |                              ^^^^^^^^ function or associated item not found in `std::string::String`
[INFO] [stderr]     |
[INFO] [stderr]     = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]     = note: the following trait is implemented but not in scope, perhaps add a `use` for it:
[INFO] [stderr]             `use std::str::FromStr;`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `from_str` found for type `std::string::String` in the current scope
[INFO] [stderr]    --> src/http/request.rs:220:31
[INFO] [stderr]     |
[INFO] [stderr] 220 |     let mut message = String::from_str(EMPTY_MESSAGE);
[INFO] [stderr]     |                               ^^^^^^^^ function or associated item not found in `std::string::String`
[INFO] [stderr]     |
[INFO] [stderr]     = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]     = note: the following trait is implemented but not in scope, perhaps add a `use` for it:
[INFO] [stderr]             `use std::str::FromStr;`
[INFO] [stderr] 
[INFO] [stderr] error[E0689]: can't call method `pow` on ambiguous numeric type `{integer}`
[INFO] [stderr]    --> src/http/request.rs:238:46
[INFO] [stderr]     |
[INFO] [stderr] 238 |         running_sum += hex_to_uint(hex) * 16.pow(index as u32);
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] help: you must specify a concrete type for this numeric value, like `i32`
[INFO] [stderr]     |
[INFO] [stderr] 238 |         running_sum += hex_to_uint(hex) * 16_i32.pow(index as u32);
[INFO] [stderr]     |                                           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `from_str` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/http/response.rs:25:30
[INFO] [stderr]    |
[INFO] [stderr] 25 |             message: String::from_str(""),
[INFO] [stderr]    |                              ^^^^^^^^ function or associated item not found in `std::string::String`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]    = note: the following trait is implemented but not in scope, perhaps add a `use` for it:
[INFO] [stderr]            `use std::str::FromStr;`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `from_str` found for type `std::string::String` in the current scope
[INFO] [stderr]   --> src/http/response.rs:45:37
[INFO] [stderr]    |
[INFO] [stderr] 45 |         self.headers.insert(String::from_str("Content-Length"),
[INFO] [stderr]    |                                     ^^^^^^^^ function or associated item not found in `std::string::String`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]    = note: the following trait is implemented but not in scope, perhaps add a `use` for it:
[INFO] [stderr]            `use std::str::FromStr;`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0554, E0599, E0689.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `oxide`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d490053b61c37264aa901b0a3f012995f64bc748179e3e140d030b6ed4e1e3f6"`
[INFO] running `"docker" "rm" "-f" "d490053b61c37264aa901b0a3f012995f64bc748179e3e140d030b6ed4e1e3f6"`
[INFO] [stdout] d490053b61c37264aa901b0a3f012995f64bc748179e3e140d030b6ed4e1e3f6