[INFO] cloning repository https://github.com/llasram/euler-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/llasram/euler-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllasram%2Feuler-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllasram%2Feuler-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76aec17af7a3e6ecc99f06dbd9f6c7ae8cc9329f
[INFO] checking llasram/euler-rust/76aec17af7a3e6ecc99f06dbd9f6c7ae8cc9329f against master#31a9463c6e2794a59ce57a8f37abc6966afc2a58 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllasram%2Feuler-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/llasram/euler-rust
[INFO] finished tweaking git repo https://github.com/llasram/euler-rust
[INFO] tweaked toml for git repo https://github.com/llasram/euler-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/llasram/euler-rust on toolchain 31a9463c6e2794a59ce57a8f37abc6966afc2a58
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/llasram/euler-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-serialize v0.2.9
[INFO] [stderr]   Downloaded num v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5fd0ed0d9c3bddf8791c159fe994e000575d9808d21e0d0f53c79fb04370fc4
[INFO] running `Command { std: "docker" "start" "-a" "b5fd0ed0d9c3bddf8791c159fe994e000575d9808d21e0d0f53c79fb04370fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5fd0ed0d9c3bddf8791c159fe994e000575d9808d21e0d0f53c79fb04370fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5fd0ed0d9c3bddf8791c159fe994e000575d9808d21e0d0f53c79fb04370fc4", kill_on_drop: false }`
[INFO] [stdout] b5fd0ed0d9c3bddf8791c159fe994e000575d9808d21e0d0f53c79fb04370fc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64585960a2dc49c25562c715ed831044393462765539fa0866667a02b5c0be37
[INFO] running `Command { std: "docker" "start" "-a" "64585960a2dc49c25562c715ed831044393462765539fa0866667a02b5c0be37", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking rustc-serialize v0.2.9
[INFO] [stdout] error: expected expression, found `]`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/serialize.rs:329:26
[INFO] [stdout]     |
[INFO] [stdout] 329 |         s.emit_str(&self[])
[INFO] [stdout]     |                          ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `]`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1160:44
[INFO] [stdout]      |
[INFO] [stdout] 1160 |             Json::String(ref s) => Some(&s[]),
[INFO] [stdout]      |                                            ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `]`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2255:63
[INFO] [stdout]      |
[INFO] [stdout] 2255 |         let idx = match names.iter().position(|n| *n == &name[]) {
[INFO] [stdout]      |                                               ---             ^ expected expression
[INFO] [stdout]      |                                               |
[INFO] [stdout]      |                                               while parsing the body of this closure
[INFO] [stdout]      |
[INFO] [stdout] help: you might have meant to open the body of the closure
[INFO] [stdout]      |
[INFO] [stdout] 2255 |         let idx = match names.iter().position(|n| { *n == &name[}]) {
[INFO] [stdout]      |                                                   +             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `#`, `(`, `)`, `,`, `.`, `?`, `[`, `_`, `become`, `break`, `continue`, `for`, `if`, `let`, `loop`, `match`, `move`, `return`, `static`, `unsafe`, `use`, `while`, `yield`, `{`, `|`, `||`, an operator, or path, found `]`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2255:63
[INFO] [stdout]      |
[INFO] [stdout] 2255 |         let idx = match names.iter().position(|n| *n == &name[]) {
[INFO] [stdout]      |                   ----- while parsing this `match` expression ^ expected one of 28 possible tokens
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `]`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:3480:43
[INFO] [stdout]      |
[INFO] [stdout] 3480 |         let json_str = from_utf8(&mem_buf[]).unwrap();
[INFO] [stdout]      |                                           ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `]`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:3496:43
[INFO] [stdout]      |
[INFO] [stdout] 3496 |         let json_str = from_utf8(&mem_buf[]).unwrap();
[INFO] [stdout]      |                                           ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `]`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:3536:45
[INFO] [stdout]      |
[INFO] [stdout] 3536 |             let printed = from_utf8(&writer[]).unwrap();
[INFO] [stdout]      |                                             ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `unicode`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/lib.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | extern crate unicode;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/serialize.rs:142:45
[INFO] [stdout]     |
[INFO] [stdout] 142 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::collections::DList`, `std::collections::RingBuf`, `std::collections::VecMap`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::collections::{DList, RingBuf, BTreeMap, BTreeSet, HashMap, HashSet, VecMap};
[INFO] [stdout]    |                        ^^^^^  ^^^^^^^ no `RingBuf` in `collections`          ^^^^^^ no `VecMap` in `collections`
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        no `DList` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::collections::hash_state`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::collections::hash_state::HashState;
[INFO] [stdout]    |                       ^^^^^^^^^^ could not find `hash_state` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::num::Float`, `std::num::Int`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:213:16
[INFO] [stdout]     |
[INFO] [stdout] 213 | use std::num::{Float, Int};
[INFO] [stdout]     |                ^^^^^  ^^^ no `Int` in `num`
[INFO] [stdout]     |                |
[INFO] [stdout]     |                no `Float` in `num`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing one of these items instead:
[INFO] [stdout]             std::mem::type_info::Float
[INFO] [stdout]             std::mem::type_info::TypeKind::Float
[INFO] [stdout]     = help: consider importing one of these items instead:
[INFO] [stdout]             std::mem::type_info::Int
[INFO] [stdout]             std::mem::type_info::TypeKind::Int
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:225:40
[INFO] [stdout]     |
[INFO] [stdout] 225 | #[derive(Clone, PartialEq, PartialOrd, Show)]
[INFO] [stdout]     |                                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:267:34
[INFO] [stdout]     |
[INFO] [stdout] 267 | #[derive(Clone, Copy, PartialEq, Show)]
[INFO] [stdout]     |                                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:277:28
[INFO] [stdout]     |
[INFO] [stdout] 277 | #[derive(Clone, PartialEq, Show)]
[INFO] [stdout]     |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:286:16
[INFO] [stdout]     |
[INFO] [stdout] 286 | #[derive(Copy, Show)]
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1277:28
[INFO] [stdout]      |
[INFO] [stdout] 1277 | #[derive(PartialEq, Clone, Show)]
[INFO] [stdout]      |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1292:21
[INFO] [stdout]      |
[INFO] [stdout] 1292 | #[derive(PartialEq, Show)]
[INFO] [stdout]      |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1321:28
[INFO] [stdout]      |
[INFO] [stdout] 1321 | #[derive(PartialEq, Clone, Show)]
[INFO] [stdout]      |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1329:28
[INFO] [stdout]      |
[INFO] [stdout] 1329 | #[derive(PartialEq, Clone, Show)]
[INFO] [stdout]      |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `posix` in `path`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/serialize.rs:541:26
[INFO] [stdout]     |
[INFO] [stdout] 541 | impl Encodable for path::posix::Path {
[INFO] [stdout]     |                          ^^^^^ could not find `posix` in `path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `posix` in `path`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/serialize.rs:547:26
[INFO] [stdout]     |
[INFO] [stdout] 547 | impl Decodable for path::posix::Path {
[INFO] [stdout]     |                          ^^^^^ could not find `posix` in `path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `posix` in `path`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/serialize.rs:548:54
[INFO] [stdout]     |
[INFO] [stdout] 548 |     fn decode<D: Decoder>(d: &mut D) -> Result<path::posix::Path, D::Error> {
[INFO] [stdout]     |                                                      ^^^^^ could not find `posix` in `path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `windows` in `path`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/serialize.rs:554:26
[INFO] [stdout]     |
[INFO] [stdout] 554 | impl Encodable for path::windows::Path {
[INFO] [stdout]     |                          ^^^^^^^ could not find `windows` in `path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `windows` in `path`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/serialize.rs:560:26
[INFO] [stdout]     |
[INFO] [stdout] 560 | impl Decodable for path::windows::Path {
[INFO] [stdout]     |                          ^^^^^^^ could not find `windows` in `path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `windows` in `path`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/serialize.rs:561:54
[INFO] [stdout]     |
[INFO] [stdout] 561 |     fn decode<D: Decoder>(d: &mut D) -> Result<path::windows::Path, D::Error> {
[INFO] [stdout]     |                                                      ^^^^^^^ could not find `windows` in `path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/serialize.rs:464:22
[INFO] [stdout]     |
[INFO] [stdout] 464 |             for i in range(0, len) {
[INFO] [stdout]     |                      ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout]  17 + use std::slice::range;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `posix` in `path`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/serialize.rs:550:18
[INFO] [stdout]     |
[INFO] [stdout] 550 |         Ok(path::posix::Path::new(bytes))
[INFO] [stdout]     |                  ^^^^^ could not find `posix` in `path`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]  17 + use serialize::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Path`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 550 -         Ok(path::posix::Path::new(bytes))
[INFO] [stdout] 550 +         Ok(Path::new(bytes))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `windows` in `path`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/serialize.rs:563:18
[INFO] [stdout]     |
[INFO] [stdout] 563 |         Ok(path::windows::Path::new(bytes))
[INFO] [stdout]     |                  ^^^^^^^ could not find `windows` in `path`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]  17 + use serialize::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Path`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 563 -         Ok(path::windows::Path::new(bytes))
[INFO] [stdout] 563 +         Ok(Path::new(bytes))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/serialize.rs:644:22
[INFO] [stdout]     |
[INFO] [stdout] 644 |             for i in range(0, len) {
[INFO] [stdout]     |                      ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout]  17 + use std::slice::range;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |             for i in range(0, len) {
[INFO] [stdout]    |                      ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 13 + use std::slice::range;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 |             for i in range(0, len) {
[INFO] [stdout]    |                      ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 13 + use std::slice::range;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |             for i in range(0, len) {
[INFO] [stdout]    |                      ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 13 + use std::slice::range;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:123:22
[INFO] [stdout]     |
[INFO] [stdout] 123 |             for i in range(0, len) {
[INFO] [stdout]     |                      ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout]  13 + use std::slice::range;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:160:22
[INFO] [stdout]     |
[INFO] [stdout] 160 |             for i in range(0, len) {
[INFO] [stdout]     |                      ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout]  13 + use std::slice::range;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:196:22
[INFO] [stdout]     |
[INFO] [stdout] 196 |             for i in range(0, len) {
[INFO] [stdout]     |                      ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout]  13 + use std::slice::range;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:219:22
[INFO] [stdout]     |
[INFO] [stdout] 219 |             for i in range(0, len) {
[INFO] [stdout]     |                      ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout]  13 + use std::slice::range;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `IoErrorKind` in module `io`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:271:17
[INFO] [stdout]     |
[INFO] [stdout] 271 |     IoError(io::IoErrorKind, &'static str),
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/31a9463c6e2794a59ce57a8f37abc6966afc2a58/library/core/src/io/error.rs:45:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named enum `ErrorKind` defined here
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 271 -     IoError(io::IoErrorKind, &'static str),
[INFO] [stdout] 271 +     IoError(io::ErrorKind, &'static str),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `IoError` in module `io`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:342:30
[INFO] [stdout]     |
[INFO] [stdout] 342 | fn io_error_to_error(io: io::IoError) -> ParserError {
[INFO] [stdout]     |                              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/31a9463c6e2794a59ce57a8f37abc6966afc2a58/library/std/src/io/error.rs:77:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named struct `Error` defined here
[INFO] [stdout] help: there is an enum variant `json::ParserError::IoError`; try using the variant's enum
[INFO] [stdout]     |
[INFO] [stdout] 342 - fn io_error_to_error(io: io::IoError) -> ParserError {
[INFO] [stdout] 342 + fn io_error_to_error(io: json::ParserError) -> ParserError {
[INFO] [stdout]     |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 342 - fn io_error_to_error(io: io::IoError) -> ParserError {
[INFO] [stdout] 342 + fn io_error_to_error(io: io::Error) -> ParserError {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `FromError` in module `std::error`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:382:18
[INFO] [stdout]     |
[INFO] [stdout] 382 | impl std::error::FromError<fmt::Error> for EncoderError {
[INFO] [stdout]     |                  ^^^^^^^^^ not found in `std::error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Writer` in module `fmt`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:389:29
[INFO] [stdout]     |
[INFO] [stdout] 389 | fn escape_str(wr: &mut fmt::Writer, v: &str) -> EncodeResult {
[INFO] [stdout]     |                             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/31a9463c6e2794a59ce57a8f37abc6966afc2a58/library/core/src/fmt/mod.rs:121:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named trait `Write` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 389 - fn escape_str(wr: &mut fmt::Writer, v: &str) -> EncodeResult {
[INFO] [stdout] 389 + fn escape_str(wr: &mut fmt::Write, v: &str) -> EncodeResult {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Writer` in module `fmt`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:451:34
[INFO] [stdout]     |
[INFO] [stdout] 451 | fn escape_char(writer: &mut fmt::Writer, v: char) -> EncodeResult {
[INFO] [stdout]     |                                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/31a9463c6e2794a59ce57a8f37abc6966afc2a58/library/core/src/fmt/mod.rs:121:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named trait `Write` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 451 - fn escape_char(writer: &mut fmt::Writer, v: char) -> EncodeResult {
[INFO] [stdout] 451 + fn escape_char(writer: &mut fmt::Write, v: char) -> EncodeResult {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Writer` in module `fmt`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:458:25
[INFO] [stdout]     |
[INFO] [stdout] 458 | fn spaces(wr: &mut fmt::Writer, n: u32) -> EncodeResult {
[INFO] [stdout]     |                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/31a9463c6e2794a59ce57a8f37abc6966afc2a58/library/core/src/fmt/mod.rs:121:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named trait `Write` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 458 - fn spaces(wr: &mut fmt::Writer, n: u32) -> EncodeResult {
[INFO] [stdout] 458 + fn spaces(wr: &mut fmt::Write, n: u32) -> EncodeResult {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Writer` in module `fmt`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:485:27
[INFO] [stdout]     |
[INFO] [stdout] 485 |     writer: &'a mut (fmt::Writer+'a),
[INFO] [stdout]     |                           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/31a9463c6e2794a59ce57a8f37abc6966afc2a58/library/core/src/fmt/mod.rs:121:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named trait `Write` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 485 -     writer: &'a mut (fmt::Writer+'a),
[INFO] [stdout] 485 +     writer: &'a mut (fmt::Write+'a),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Writer` in module `fmt`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:492:37
[INFO] [stdout]     |
[INFO] [stdout] 492 |     pub fn new(writer: &'a mut fmt::Writer) -> Encoder<'a> {
[INFO] [stdout]     |                                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/31a9463c6e2794a59ce57a8f37abc6966afc2a58/library/core/src/fmt/mod.rs:121:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named trait `Write` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 492 -     pub fn new(writer: &'a mut fmt::Writer) -> Encoder<'a> {
[INFO] [stdout] 492 +     pub fn new(writer: &'a mut fmt::Write) -> Encoder<'a> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Writer` in module `fmt`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:729:27
[INFO] [stdout]     |
[INFO] [stdout] 729 |     writer: &'a mut (fmt::Writer+'a),
[INFO] [stdout]     |                           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/31a9463c6e2794a59ce57a8f37abc6966afc2a58/library/core/src/fmt/mod.rs:121:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named trait `Write` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 729 -     writer: &'a mut (fmt::Writer+'a),
[INFO] [stdout] 729 +     writer: &'a mut (fmt::Write+'a),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Writer` in module `fmt`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:737:37
[INFO] [stdout]     |
[INFO] [stdout] 737 |     pub fn new(writer: &'a mut fmt::Writer) -> PrettyEncoder<'a> {
[INFO] [stdout]     |                                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/31a9463c6e2794a59ce57a8f37abc6966afc2a58/library/core/src/fmt/mod.rs:121:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named trait `Write` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 737 -     pub fn new(writer: &'a mut fmt::Writer) -> PrettyEncoder<'a> {
[INFO] [stdout] 737 +     pub fn new(writer: &'a mut fmt::Write) -> PrettyEncoder<'a> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Reader` in module `io`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1052:38
[INFO] [stdout]      |
[INFO] [stdout] 1052 |     pub fn from_reader(rdr: &mut io::Reader) -> Result<Self, BuilderError> {
[INFO] [stdout]      |                                      ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     --> /rustc/31a9463c6e2794a59ce57a8f37abc6966afc2a58/library/std/src/io/mod.rs:715:0
[INFO] [stdout]      |
[INFO] [stdout]      = note: similarly named trait `Read` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]      |
[INFO] [stdout] 1052 -     pub fn from_reader(rdr: &mut io::Reader) -> Result<Self, BuilderError> {
[INFO] [stdout] 1052 +     pub fn from_reader(rdr: &mut io::Read) -> Result<Self, BuilderError> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1202:34
[INFO] [stdout]      |
[INFO] [stdout] 1202 |             Json::U64(n) => num::cast(n),
[INFO] [stdout]      |                                  ^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1211:34
[INFO] [stdout]      |
[INFO] [stdout] 1211 |             Json::I64(n) => num::cast(n),
[INFO] [stdout]      |                                  ^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1221:34
[INFO] [stdout]      |
[INFO] [stdout] 1221 |             Json::I64(n) => num::cast(n),
[INFO] [stdout]      |                                  ^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1222:34
[INFO] [stdout]      |
[INFO] [stdout] 1222 |             Json::U64(n) => num::cast(n),
[INFO] [stdout]      |                                  ^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1362:18
[INFO] [stdout]      |
[INFO] [stdout] 1362 |         for i in range(0, rhs.len()) {
[INFO] [stdout]      |                  ^^^^^ not found in this scope
[INFO] [stdout]      |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]      |
[INFO] [stdout]  203 + use std::slice::range;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1372:18
[INFO] [stdout]      |
[INFO] [stdout] 1372 |         for i in range(0, rhs.len()) {
[INFO] [stdout]      |                  ^^^^^ not found in this scope
[INFO] [stdout]      |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]      |
[INFO] [stdout]  203 + use std::slice::range;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:1383:18
[INFO] [stdout]      |
[INFO] [stdout] 1383 |         for i in range(0, rhs.len()) {
[INFO] [stdout]      |                  ^^^^^ not found in this scope
[INFO] [stdout]      |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]      |
[INFO] [stdout]  203 + use std::slice::range;
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2134:44
[INFO] [stdout]      |
[INFO] [stdout] 2134 |                 Json::I64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2162 |     read_primitive! { read_usize, usize }
[INFO] [stdout]      |     ------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2138:44
[INFO] [stdout]      |
[INFO] [stdout] 2138 |                 Json::U64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2162 |     read_primitive! { read_usize, usize }
[INFO] [stdout]      |     ------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2134:44
[INFO] [stdout]      |
[INFO] [stdout] 2134 |                 Json::I64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2163 |     read_primitive! { read_u8, u8 }
[INFO] [stdout]      |     ------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2138:44
[INFO] [stdout]      |
[INFO] [stdout] 2138 |                 Json::U64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2163 |     read_primitive! { read_u8, u8 }
[INFO] [stdout]      |     ------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2134:44
[INFO] [stdout]      |
[INFO] [stdout] 2134 |                 Json::I64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2164 |     read_primitive! { read_u16, u16 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2138:44
[INFO] [stdout]      |
[INFO] [stdout] 2138 |                 Json::U64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2164 |     read_primitive! { read_u16, u16 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2134:44
[INFO] [stdout]      |
[INFO] [stdout] 2134 |                 Json::I64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2165 |     read_primitive! { read_u32, u32 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2138:44
[INFO] [stdout]      |
[INFO] [stdout] 2138 |                 Json::U64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2165 |     read_primitive! { read_u32, u32 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2134:44
[INFO] [stdout]      |
[INFO] [stdout] 2134 |                 Json::I64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2166 |     read_primitive! { read_u64, u64 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2138:44
[INFO] [stdout]      |
[INFO] [stdout] 2138 |                 Json::U64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2166 |     read_primitive! { read_u64, u64 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2134:44
[INFO] [stdout]      |
[INFO] [stdout] 2134 |                 Json::I64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2167 |     read_primitive! { read_isize, isize }
[INFO] [stdout]      |     ------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2138:44
[INFO] [stdout]      |
[INFO] [stdout] 2138 |                 Json::U64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2167 |     read_primitive! { read_isize, isize }
[INFO] [stdout]      |     ------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2134:44
[INFO] [stdout]      |
[INFO] [stdout] 2134 |                 Json::I64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2168 |     read_primitive! { read_i8, i8 }
[INFO] [stdout]      |     ------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2138:44
[INFO] [stdout]      |
[INFO] [stdout] 2138 |                 Json::U64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2168 |     read_primitive! { read_i8, i8 }
[INFO] [stdout]      |     ------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2134:44
[INFO] [stdout]      |
[INFO] [stdout] 2134 |                 Json::I64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2169 |     read_primitive! { read_i16, i16 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2138:44
[INFO] [stdout]      |
[INFO] [stdout] 2138 |                 Json::U64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2169 |     read_primitive! { read_i16, i16 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2134:44
[INFO] [stdout]      |
[INFO] [stdout] 2134 |                 Json::I64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2170 |     read_primitive! { read_i32, i32 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2138:44
[INFO] [stdout]      |
[INFO] [stdout] 2138 |                 Json::U64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2170 |     read_primitive! { read_i32, i32 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2134:44
[INFO] [stdout]      |
[INFO] [stdout] 2134 |                 Json::I64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2171 |     read_primitive! { read_i64, i64 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2138:44
[INFO] [stdout]      |
[INFO] [stdout] 2138 |                 Json::U64(f) => match num::cast(f) {
[INFO] [stdout]      |                                            ^^^^ not found in `num`
[INFO] [stdout] ...
[INFO] [stdout] 2171 |     read_primitive! { read_i64, i64 }
[INFO] [stdout]      |     --------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `read_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Writer` in module `fmt`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2547:19
[INFO] [stdout]      |
[INFO] [stdout] 2547 | impl<'a, 'b> fmt::Writer for FormatShim<'a, 'b> {
[INFO] [stdout]      |                   ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     --> /rustc/31a9463c6e2794a59ce57a8f37abc6966afc2a58/library/core/src/fmt/mod.rs:121:0
[INFO] [stdout]      |
[INFO] [stdout]      = note: similarly named trait `Write` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]      |
[INFO] [stdout] 2547 - impl<'a, 'b> fmt::Writer for FormatShim<'a, 'b> {
[INFO] [stdout] 2547 + impl<'a, 'b> fmt::Write for FormatShim<'a, 'b> {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:132:26
[INFO] [stdout]     |
[INFO] [stdout] 132 |     where K: Encodable + Hash< <S as HashState>::Hasher> + Eq,
[INFO] [stdout]     |                          ^^^^--------------------------- help: remove the unnecessary generics
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          expected 0 generic arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:151:26
[INFO] [stdout]     |
[INFO] [stdout] 151 |     where K: Decodable + Hash< <S as HashState>::Hasher> + Eq,
[INFO] [stdout]     |                          ^^^^--------------------------- help: remove the unnecessary generics
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          expected 0 generic arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:171:26
[INFO] [stdout]     |
[INFO] [stdout] 171 |     where T: Encodable + Hash< <S as HashState>::Hasher> + Eq,
[INFO] [stdout]     |                          ^^^^--------------------------- help: remove the unnecessary generics
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          expected 0 generic arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/collection_impls.rs:188:26
[INFO] [stdout]     |
[INFO] [stdout] 188 |     where T: Decodable + Hash< <S as HashState>::Hasher> + Eq,
[INFO] [stdout]     |                          ^^^^--------------------------- help: remove the unnecessary generics
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          expected 0 generic arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Err`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.2.9/src/json.rs:2616:1
[INFO] [stdout]      |
[INFO] [stdout] 2616 | impl FromStr for Json {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^ missing `Err` in implementation
[INFO] [stdout]      |
[INFO] [stdout]      = help: implement the missing item: `type Err = /* Type */;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0107, E0405, E0425, E0432, E0433, E0463, E0642.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 81 previous errors
[INFO] running `Command { std: "docker" "inspect" "64585960a2dc49c25562c715ed831044393462765539fa0866667a02b5c0be37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64585960a2dc49c25562c715ed831044393462765539fa0866667a02b5c0be37", kill_on_drop: false }`
[INFO] [stdout] 64585960a2dc49c25562c715ed831044393462765539fa0866667a02b5c0be37
