[INFO] fetching crate etag 4.0.0...
[INFO] testing etag-4.0.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate etag 4.0.0 into /workspace/builds/worker-5-tc1/source
[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-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate etag 4.0.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded str-buf v3.0.3
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05049e7b8ebd53c485bcdbb4777a83cfbc9c7aa8cdf318b55a4e3fa8c37150b4
[INFO] running `Command { std: "docker" "start" "-a" "05049e7b8ebd53c485bcdbb4777a83cfbc9c7aa8cdf318b55a4e3fa8c37150b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05049e7b8ebd53c485bcdbb4777a83cfbc9c7aa8cdf318b55a4e3fa8c37150b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05049e7b8ebd53c485bcdbb4777a83cfbc9c7aa8cdf318b55a4e3fa8c37150b4", kill_on_drop: false }`
[INFO] [stdout] 05049e7b8ebd53c485bcdbb4777a83cfbc9c7aa8cdf318b55a4e3fa8c37150b4
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 597028f0aabebacae438b636c81619a4b32948c1673b1952246f1728b60eb10a
[INFO] running `Command { std: "docker" "start" "-a" "597028f0aabebacae438b636c81619a4b32948c1673b1952246f1728b60eb10a", kill_on_drop: false }`
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling str-buf v3.0.3
[INFO] [stderr]    Compiling etag v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "597028f0aabebacae438b636c81619a4b32948c1673b1952246f1728b60eb10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597028f0aabebacae438b636c81619a4b32948c1673b1952246f1728b60eb10a", kill_on_drop: false }`
[INFO] [stdout] 597028f0aabebacae438b636c81619a4b32948c1673b1952246f1728b60eb10a
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3b7311e52ac7a8df43096dbdf0eb4a58cfeb6d296f83eabf124fdd7f95db9d5
[INFO] running `Command { std: "docker" "start" "-a" "b3b7311e52ac7a8df43096dbdf0eb4a58cfeb6d296f83eabf124fdd7f95db9d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling etag v4.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `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 unresolved module or unlinked crate `std`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:25:14
[INFO] [stdout]     |
[INFO] [stdout]  24 | #[cfg(feature = "std")]
[INFO] [stdout]     |       --------------- the item is gated behind the `std` feature
[INFO] [stdout]  25 | extern crate std;
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `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 unresolved module or unlinked crate `std`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:25:14
[INFO] [stdout]     |
[INFO] [stdout]  24 | #[cfg(feature = "std")]
[INFO] [stdout]     |       --------------- the item is gated behind the `std` feature
[INFO] [stdout]  25 | extern crate std;
[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 `etag` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b3b7311e52ac7a8df43096dbdf0eb4a58cfeb6d296f83eabf124fdd7f95db9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b7311e52ac7a8df43096dbdf0eb4a58cfeb6d296f83eabf124fdd7f95db9d5", kill_on_drop: false }`
[INFO] [stdout] b3b7311e52ac7a8df43096dbdf0eb4a58cfeb6d296f83eabf124fdd7f95db9d5