[INFO] fetching crate itaf 0.1.0...
[INFO] testing itaf-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate itaf 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate itaf 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate itaf 0.1.0
[INFO] tweaked toml for crates.io crate itaf 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate itaf 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate itaf 0.1.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb8576eb307effc2a0f82675e363777c362ab899e3ec427b7e2e91254d16f947
[INFO] running `Command { std: "docker" "start" "-a" "eb8576eb307effc2a0f82675e363777c362ab899e3ec427b7e2e91254d16f947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb8576eb307effc2a0f82675e363777c362ab899e3ec427b7e2e91254d16f947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb8576eb307effc2a0f82675e363777c362ab899e3ec427b7e2e91254d16f947", kill_on_drop: false }`
[INFO] [stdout] eb8576eb307effc2a0f82675e363777c362ab899e3ec427b7e2e91254d16f947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab4bc50e9f1791a6c1a9c5343621d35030d33e09bb0333d910ee5cbf7e810ebb
[INFO] running `Command { std: "docker" "start" "-a" "ab4bc50e9f1791a6c1a9c5343621d35030d33e09bb0333d910ee5cbf7e810ebb", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling crc v3.4.0
[INFO] [stderr]    Compiling itaf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "ab4bc50e9f1791a6c1a9c5343621d35030d33e09bb0333d910ee5cbf7e810ebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab4bc50e9f1791a6c1a9c5343621d35030d33e09bb0333d910ee5cbf7e810ebb", kill_on_drop: false }`
[INFO] [stdout] ab4bc50e9f1791a6c1a9c5343621d35030d33e09bb0333d910ee5cbf7e810ebb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 301d82786b4a4472778ce27b7a270288b6cb2accf86e6e0c6332204dfb7c228d
[INFO] running `Command { std: "docker" "start" "-a" "301d82786b4a4472778ce27b7a270288b6cb2accf86e6e0c6332204dfb7c228d", kill_on_drop: false }`
[INFO] [stderr]    Compiling itaf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `io` in this scope
[INFO] [stdout]   --> examples/writing.rs:39:67
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn add_recursive(encoder: &mut ItafEncoder<File>, path: &Path) -> io::Result<()> {
[INFO] [stdout]    |                                                                   ^^ use of unresolved module or unlinked crate `io`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `io`, use `cargo add io` to add it to your `Cargo.toml`
[INFO] [stdout] help: a builtin type with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 39 - fn add_recursive(encoder: &mut ItafEncoder<File>, path: &Path) -> io::Result<()> {
[INFO] [stdout] 39 + fn add_recursive(encoder: &mut ItafEncoder<File>, path: &Path) -> i8::Result<()> {
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]    |
[INFO] [stdout]  1 + use std::io;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `itaf` (example "writing") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]   --> examples/reading.rs:31:37
[INFO] [stdout]    |
[INFO] [stdout] 31 |             ArchiveEntry::Directory(dir) => {
[INFO] [stdout]    |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "301d82786b4a4472778ce27b7a270288b6cb2accf86e6e0c6332204dfb7c228d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "301d82786b4a4472778ce27b7a270288b6cb2accf86e6e0c6332204dfb7c228d", kill_on_drop: false }`
[INFO] [stdout] 301d82786b4a4472778ce27b7a270288b6cb2accf86e6e0c6332204dfb7c228d