[INFO] cloning repository https://github.com/fnimick/rust-gzip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fnimick/rust-gzip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffnimick%2Frust-gzip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffnimick%2Frust-gzip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72029df6ac95c3452ab3cc2a7d17c20f44d8d57d
[INFO] checking fnimick/rust-gzip against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffnimick%2Frust-gzip" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fnimick/rust-gzip on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fnimick/rust-gzip
[INFO] finished tweaking git repo https://github.com/fnimick/rust-gzip
[INFO] tweaked toml for git repo https://github.com/fnimick/rust-gzip written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/fnimick/rust-gzip already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 47ab243776f87fe63b874695c5fd3bfbe477328f2627c44a13336e5a258716ae
[INFO] running `Command { std: "docker" "start" "-a" "47ab243776f87fe63b874695c5fd3bfbe477328f2627c44a13336e5a258716ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47ab243776f87fe63b874695c5fd3bfbe477328f2627c44a13336e5a258716ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ab243776f87fe63b874695c5fd3bfbe477328f2627c44a13336e5a258716ae", kill_on_drop: false }`
[INFO] [stdout] 47ab243776f87fe63b874695c5fd3bfbe477328f2627c44a13336e5a258716ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6399fb412d74fb1f7ddf2c0503a1f948490dd94500cee70290cff4aee1bb06f8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6399fb412d74fb1f7ddf2c0503a1f948490dd94500cee70290cff4aee1bb06f8", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-gzip v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]  --> src/lib.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![allow(unstable)]
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub macro_rules! bail {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub macro_rules! if_opt {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub macro_rules! try_bail {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub macro_rules! try_opt {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub macro_rules! try_ref_opt {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]  --> src/lib.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![allow(unstable)]
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub macro_rules! bail {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub macro_rules! if_opt {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub macro_rules! try_bail {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub macro_rules! try_opt {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: can't qualify macro_rules invocation with `pub`
[INFO] [stdout]   --> src/macros.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub macro_rules! try_ref_opt {
[INFO] [stdout]    | ^^^ help: try exporting the macro: `#[macro_export]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `funcs` in `libc`
[INFO] [stdout]   --> src/cvec.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | use libc::funcs::c95::stdlib::{malloc, realloc, free};
[INFO] [stdout]    |           ^^^^^ could not find `funcs` in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::core::raw`
[INFO] [stdout]   --> src/cvec.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::core::raw::Slice as RawSlice;
[INFO] [stdout]    |                 ^^^ could not find `raw` in `core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::core::num::Int`
[INFO] [stdout]   --> src/cvec.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use self::core::num::Int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::core::num::Int`
[INFO] [stdout]   --> src/header.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use self::core::num::Int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `funcs` in `libc`
[INFO] [stdout]   --> src/cvec.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | use libc::funcs::c95::stdlib::{malloc, realloc, free};
[INFO] [stdout]    |           ^^^^^ could not find `funcs` in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::core::raw`
[INFO] [stdout]   --> src/cvec.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::core::raw::Slice as RawSlice;
[INFO] [stdout]    |                 ^^^ could not find `raw` in `core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::core::num::Int`
[INFO] [stdout]   --> src/cvec.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use self::core::num::Int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::core::num::Int`
[INFO] [stdout]   --> src/header.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use self::core::num::Int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]    --> src/cvec.rs:238:3
[INFO] [stdout]     |
[INFO] [stdout] 238 | #[unsafe_destructor]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]    --> src/cvec.rs:269:23
[INFO] [stdout]     |
[INFO] [stdout] 269 | #[derive(Copy, Clone, Show)]
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor` in this scope
[INFO] [stdout]    --> src/cvec.rs:238:3
[INFO] [stdout]     |
[INFO] [stdout] 238 | #[unsafe_destructor]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]    --> src/cvec.rs:269:23
[INFO] [stdout]     |
[INFO] [stdout] 269 | #[derive(Copy, Clone, Show)]
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/header.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[derive(PartialEq, Show)]
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/header.rs:55:21
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[derive(PartialEq, Show)]
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/huffman.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Clone, Show)]
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/huffman.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Show, PartialEq)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/huffman.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[derive(Show, PartialEq)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/gz_reader.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Show)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Show` in `fmt`
[INFO] [stdout]    --> src/cvec.rs:261:14
[INFO] [stdout]     |
[INFO] [stdout] 261 |         fmt::Show::fmt(self.as_slice(), f)
[INFO] [stdout]     |              ^^^^ could not find `Show` in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/header.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[derive(PartialEq, Show)]
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/header.rs:55:21
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[derive(PartialEq, Show)]
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/huffman.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Clone, Show)]
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/huffman.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Show, PartialEq)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `malloc` in this scope
[INFO] [stdout]   --> src/cvec.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let ptr = unsafe { malloc(size.unwrap() as size_t) } as *mut T;
[INFO] [stdout]    |                            ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 17 | use libc::malloc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/huffman.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[derive(Show, PartialEq)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/gz_reader.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Show)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `realloc` in this scope
[INFO] [stdout]    --> src/cvec.rs:114:27
[INFO] [stdout]     |
[INFO] [stdout] 114 |             let new_ptr = realloc(self.ptr as *mut c_void, size as size_t);
[INFO] [stdout]     |                           ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 17  | use libc::realloc;
[INFO] [stdout]     |
[INFO] [stdout] 17  | use std::alloc::realloc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `free` in this scope
[INFO] [stdout]    --> src/cvec.rs:243:22
[INFO] [stdout]     |
[INFO] [stdout] 243 |             unsafe { free(self.ptr as *mut c_void); }
[INFO] [stdout]     |                      ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 17  | use libc::free;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `AsSlice` in this scope
[INFO] [stdout]    --> src/cvec.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 | impl<T> AsSlice<T> for CVec<T> {
[INFO] [stdout]     |         ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stdout]    --> src/cvec.rs:259:25
[INFO] [stdout]     |
[INFO] [stdout] 259 | impl<T: fmt::Show> fmt::Show for CVec<T> {
[INFO] [stdout]     |                         ^^^^ not found in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Show` in `fmt`
[INFO] [stdout]    --> src/cvec.rs:261:14
[INFO] [stdout]     |
[INFO] [stdout] 261 |         fmt::Show::fmt(self.as_slice(), f)
[INFO] [stdout]     |              ^^^^ could not find `Show` in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stdout]    --> src/cvec.rs:259:14
[INFO] [stdout]     |
[INFO] [stdout] 259 | impl<T: fmt::Show> fmt::Show for CVec<T> {
[INFO] [stdout]     |              ^^^^ not found in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Buf`, `Iter`
[INFO] [stdout]   --> src/header.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | use cvec::{Iter, Buf};
[INFO] [stdout]    |            ^^^^  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/inflate.rs:48:14
[INFO] [stdout]    |
[INFO] [stdout] 48 |     for i in (0 .. 19) {
[INFO] [stdout]    |              ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `while` condition
[INFO] [stdout]    --> src/inflate.rs:191:11
[INFO] [stdout]     |
[INFO] [stdout] 191 |     while { last_block == 0 } {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/huffman.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |     for bits in (0 .. bl_count.len()) {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/gz_reader.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |         for i in (0 .. count) {
[INFO] [stdout]    |                  ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/gz_reader.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |         for _ in (0 .. count) {
[INFO] [stdout]    |                  ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `malloc` in this scope
[INFO] [stdout]   --> src/cvec.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let ptr = unsafe { malloc(size.unwrap() as size_t) } as *mut T;
[INFO] [stdout]    |                            ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 17 | use libc::malloc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `realloc` in this scope
[INFO] [stdout]    --> src/cvec.rs:114:27
[INFO] [stdout]     |
[INFO] [stdout] 114 |             let new_ptr = realloc(self.ptr as *mut c_void, size as size_t);
[INFO] [stdout]     |                           ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 17  | use libc::realloc;
[INFO] [stdout]     |
[INFO] [stdout] 17  | use std::alloc::realloc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `free` in this scope
[INFO] [stdout]    --> src/cvec.rs:243:22
[INFO] [stdout]     |
[INFO] [stdout] 243 |             unsafe { free(self.ptr as *mut c_void); }
[INFO] [stdout]     |                      ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 17  | use libc::free;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `AsSlice` in this scope
[INFO] [stdout]    --> src/cvec.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 | impl<T> AsSlice<T> for CVec<T> {
[INFO] [stdout]     |         ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stdout]    --> src/cvec.rs:259:25
[INFO] [stdout]     |
[INFO] [stdout] 259 | impl<T: fmt::Show> fmt::Show for CVec<T> {
[INFO] [stdout]     |                         ^^^^ not found in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stdout]    --> src/cvec.rs:259:14
[INFO] [stdout]     |
[INFO] [stdout] 259 | impl<T: fmt::Show> fmt::Show for CVec<T> {
[INFO] [stdout]     |              ^^^^ not found in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | extern crate libc;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | use libc::{c_int, c_uchar, c_void};
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 21 | use libc::{c_int, c_uchar, c_void};
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:44:52
[INFO] [stdout]    |
[INFO] [stdout] 44 | ...                   buf_len: c_int,
[INFO] [stdout]    |                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:45:66
[INFO] [stdout]    |
[INFO] [stdout] 45 | ...                   decompressed_len: *mut c_int)
[INFO] [stdout]    |                                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:47:70
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let in_vec = try_bail!(unsafe { CVec::from_raw_buf(buf as *const c_uchar, buf_len as usize)});
[INFO] [stdout]    |                                                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:51:41
[INFO] [stdout]    |
[INFO] [stdout] 51 |         *decompressed_len = out_size as c_int;
[INFO] [stdout]    |                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 31 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Buf`, `Iter`
[INFO] [stdout]   --> src/header.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | use cvec::{Iter, Buf};
[INFO] [stdout]    |            ^^^^  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425, E0432, E0433, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/inflate.rs:48:14
[INFO] [stdout]    |
[INFO] [stdout] 48 |     for i in (0 .. 19) {
[INFO] [stdout]    |              ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `while` condition
[INFO] [stdout]    --> src/inflate.rs:191:11
[INFO] [stdout]     |
[INFO] [stdout] 191 |     while { last_block == 0 } {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/huffman.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |     for bits in (0 .. bl_count.len()) {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/gz_reader.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |         for i in (0 .. count) {
[INFO] [stdout]    |                  ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/gz_reader.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |         for _ in (0 .. count) {
[INFO] [stdout]    |                  ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-gzip` due to 32 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | extern crate libc;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | use libc::{c_int, c_uchar, c_void};
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 21 | use libc::{c_int, c_uchar, c_void};
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:44:52
[INFO] [stdout]    |
[INFO] [stdout] 44 | ...                   buf_len: c_int,
[INFO] [stdout]    |                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:45:66
[INFO] [stdout]    |
[INFO] [stdout] 45 | ...                   decompressed_len: *mut c_int)
[INFO] [stdout]    |                                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:47:70
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let in_vec = try_bail!(unsafe { CVec::from_raw_buf(buf as *const c_uchar, buf_len as usize)});
[INFO] [stdout]    |                                                                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:51:41
[INFO] [stdout]    |
[INFO] [stdout] 51 |         *decompressed_len = out_size as c_int;
[INFO] [stdout]    |                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 31 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425, E0432, E0433, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6399fb412d74fb1f7ddf2c0503a1f948490dd94500cee70290cff4aee1bb06f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6399fb412d74fb1f7ddf2c0503a1f948490dd94500cee70290cff4aee1bb06f8", kill_on_drop: false }`
[INFO] [stdout] 6399fb412d74fb1f7ddf2c0503a1f948490dd94500cee70290cff4aee1bb06f8