[INFO] fetching crate peekable_reader 0.0.2...
[INFO] checking peekable_reader-0.0.2 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate peekable_reader 0.0.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate peekable_reader 0.0.2 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate peekable_reader 0.0.2
[INFO] finished tweaking crates.io crate peekable_reader 0.0.2
[INFO] tweaked toml for crates.io crate peekable_reader 0.0.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 850920abbc55fb36e22cb9ee7cb546f21a7ddff86237c45659f7b3291de3dad6
[INFO] running `Command { std: "docker" "start" "-a" "850920abbc55fb36e22cb9ee7cb546f21a7ddff86237c45659f7b3291de3dad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "850920abbc55fb36e22cb9ee7cb546f21a7ddff86237c45659f7b3291de3dad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "850920abbc55fb36e22cb9ee7cb546f21a7ddff86237c45659f7b3291de3dad6", kill_on_drop: false }`
[INFO] [stdout] 850920abbc55fb36e22cb9ee7cb546f21a7ddff86237c45659f7b3291de3dad6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3f4d81d623969f0ecb856b1790ff91c75ac79126862425ea0beed3b62b0940b
[INFO] running `Command { std: "docker" "start" "-a" "e3f4d81d623969f0ecb856b1790ff91c75ac79126862425ea0beed3b62b0940b", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking peekable_reader v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout]  --> src/lib.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::old_io::IoResult;
[INFO] [stdout]   |          ^^^^^^ could not find `old_io` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout]  --> src/lib.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::old_io::IoResult;
[INFO] [stdout]   |          ^^^^^^ could not find `old_io` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout]   --> src/lib.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |     use std::old_io::{MemReader, IoError, IoErrorKind, IoResult};
[INFO] [stdout]    |              ^^^^^^ could not find `old_io` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]   --> src/lib.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<R: Reader> PeekableReader<R> {
[INFO] [stdout]    |         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]   --> src/lib.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl<R: Reader> Reader for PeekableReader<R> {
[INFO] [stdout]    |                 ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]   --> src/lib.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl<R: Reader> Reader for PeekableReader<R> {
[INFO] [stdout]    |         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |             Ok(try!(self.inner.read(&mut buf[offset..])) + offset)
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]   --> src/lib.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<R: Reader> PeekableReader<R> {
[INFO] [stdout]    |         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]   --> src/lib.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl<R: Reader> Reader for PeekableReader<R> {
[INFO] [stdout]    |                 ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]   --> src/lib.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl<R: Reader> Reader for PeekableReader<R> {
[INFO] [stdout]    |         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reader` in this scope
[INFO] [stdout]    --> src/lib.rs:112:10
[INFO] [stdout]     |
[INFO] [stdout] 112 |     impl Reader for MockReaderWithError {
[INFO] [stdout]     |          ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |             Ok(try!(self.inner.read(&mut buf[offset..])) + offset)
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `peekable_reader` (lib) due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `peekable_reader` (lib test) due to 7 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e3f4d81d623969f0ecb856b1790ff91c75ac79126862425ea0beed3b62b0940b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f4d81d623969f0ecb856b1790ff91c75ac79126862425ea0beed3b62b0940b", kill_on_drop: false }`
[INFO] [stdout] e3f4d81d623969f0ecb856b1790ff91c75ac79126862425ea0beed3b62b0940b