[INFO] fetching crate encoder-itoa 1.0.10...
[INFO] checking encoder-itoa-1.0.10 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate encoder-itoa 1.0.10 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate encoder-itoa 1.0.10 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 encoder-itoa 1.0.10
[INFO] finished tweaking crates.io crate encoder-itoa 1.0.10
[INFO] tweaked toml for crates.io crate encoder-itoa 1.0.10 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded no-panic v0.1.30
[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] 302437b4aefb59d285f2c4bbf281368094e278b1501c8c597c0d26cd32d0b9c9
[INFO] running `Command { std: "docker" "start" "-a" "302437b4aefb59d285f2c4bbf281368094e278b1501c8c597c0d26cd32d0b9c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "302437b4aefb59d285f2c4bbf281368094e278b1501c8c597c0d26cd32d0b9c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302437b4aefb59d285f2c4bbf281368094e278b1501c8c597c0d26cd32d0b9c9", kill_on_drop: false }`
[INFO] [stdout] 302437b4aefb59d285f2c4bbf281368094e278b1501c8c597c0d26cd32d0b9c9
[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] d2ef3abc3af4b6c296d46cc346f5f7f281b73be01139b8b15b7ef21b08ae1d2d
[INFO] running `Command { std: "docker" "start" "-a" "d2ef3abc3af4b6c296d46cc346f5f7f281b73be01139b8b15b7ef21b08ae1d2d", kill_on_drop: false }`
[INFO] [stderr]     Checking encoder-itoa v1.0.10 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `itoa`
[INFO] [stdout]   --> benches/bench.rs:15:38
[INFO] [stdout]    |
[INFO] [stdout] 15 |                       let mut buffer = itoa::Buffer::new();
[INFO] [stdout]    |                                        ^^^^ use of undeclared crate or module `itoa`
[INFO] [stdout] ...
[INFO] [stdout] 45 | / benches! {
[INFO] [stdout] 46 | |     bench_u64_0(0u64)
[INFO] [stdout] 47 | |     bench_u64_half(u32::max_value() as u64)
[INFO] [stdout] 48 | |     bench_u64_max(u64::max_value())
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |     bench_u128_max(u128::max_value())
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider importing this struct:
[INFO] [stdout]            encoder_itoa::Buffer
[INFO] [stdout]    = note: this error originates in the macro `benches` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `itoa`
[INFO] [stdout]   --> tests/test.rs:9:34
[INFO] [stdout]    |
[INFO] [stdout] 9  |                   let mut buffer = itoa::Buffer::new();
[INFO] [stdout]    |                                    ^^^^ use of undeclared crate or module `itoa`
[INFO] [stdout] ...
[INFO] [stdout] 17 | / test! {
[INFO] [stdout] 18 | |     test_u64_0(0u64, "0")
[INFO] [stdout] 19 | |     test_u64_half(u32::max_value() as u64, "4294967295")
[INFO] [stdout] 20 | |     test_u64_max(u64::max_value(), "18446744073709551615")
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |     test_i128_max(i128::max_value(), "170141183460469231731687303715884105727")
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 4  + use encoder_itoa::Buffer;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `encoder-itoa` (test "test") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `encoder-itoa` (bench "bench") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d2ef3abc3af4b6c296d46cc346f5f7f281b73be01139b8b15b7ef21b08ae1d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ef3abc3af4b6c296d46cc346f5f7f281b73be01139b8b15b7ef21b08ae1d2d", kill_on_drop: false }`
[INFO] [stdout] d2ef3abc3af4b6c296d46cc346f5f7f281b73be01139b8b15b7ef21b08ae1d2d