[INFO] fetching crate etag 4.0.0...
[INFO] testing etag-4.0.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate etag 4.0.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate etag 4.0.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate etag 4.0.0
[INFO] finished tweaking crates.io crate etag 4.0.0
[INFO] tweaked toml for crates.io crate etag 4.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xxhash-rust v0.8.8
[INFO] [stderr]   Downloaded str-buf v3.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63c6821c1562c1b794386c48d6af1775641ded1da4d9e66005ffe0644f0d11b9
[INFO] running `Command { std: "docker" "start" "-a" "63c6821c1562c1b794386c48d6af1775641ded1da4d9e66005ffe0644f0d11b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63c6821c1562c1b794386c48d6af1775641ded1da4d9e66005ffe0644f0d11b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c6821c1562c1b794386c48d6af1775641ded1da4d9e66005ffe0644f0d11b9", kill_on_drop: false }`
[INFO] [stdout] 63c6821c1562c1b794386c48d6af1775641ded1da4d9e66005ffe0644f0d11b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d91e34edde2b19e27ca913a3fdce30a29333e8c4cb008cef5358394db612585
[INFO] running `Command { std: "docker" "start" "-a" "2d91e34edde2b19e27ca913a3fdce30a29333e8c4cb008cef5358394db612585", kill_on_drop: false }`
[INFO] [stderr]    Compiling xxhash-rust v0.8.8
[INFO] [stderr]    Compiling str-buf v3.0.2
[INFO] [stderr]    Compiling etag v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "2d91e34edde2b19e27ca913a3fdce30a29333e8c4cb008cef5358394db612585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d91e34edde2b19e27ca913a3fdce30a29333e8c4cb008cef5358394db612585", kill_on_drop: false }`
[INFO] [stdout] 2d91e34edde2b19e27ca913a3fdce30a29333e8c4cb008cef5358394db612585
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4780af21bfc87fe4bd492c1af465bf7eb8d6b994e48dc18e36dede4a2b542486
[INFO] running `Command { std: "docker" "start" "-a" "4780af21bfc87fe4bd492c1af465bf7eb8d6b994e48dc18e36dede4a2b542486", kill_on_drop: false }`
[INFO] [stderr]    Compiling etag v4.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `std`
[INFO] [stdout]    --> src/lib.rs:338:24
[INFO] [stdout]     |
[INFO] [stdout] 338 |         let expected = std::format!("{0}-{1}", u64::max_value(), u128::max_value());
[INFO] [stdout]     |                        ^^^ use of undeclared crate or module `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `std`
[INFO] [stdout]    --> src/lib.rs:335:24
[INFO] [stdout]     |
[INFO] [stdout] 335 |         let expected = std::format!("{0}.{0}-{0}", u64::max_value());
[INFO] [stdout]     |                        ^^^ use of undeclared crate or module `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `etag` (lib test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4780af21bfc87fe4bd492c1af465bf7eb8d6b994e48dc18e36dede4a2b542486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4780af21bfc87fe4bd492c1af465bf7eb8d6b994e48dc18e36dede4a2b542486", kill_on_drop: false }`
[INFO] [stdout] 4780af21bfc87fe4bd492c1af465bf7eb8d6b994e48dc18e36dede4a2b542486
