[INFO] fetching crate nickel-lang-core 0.3.0...
[INFO] testing nickel-lang-core-0.3.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate nickel-lang-core 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate nickel-lang-core 0.3.0 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 nickel-lang-core 0.3.0
[INFO] finished tweaking crates.io crate nickel-lang-core 0.3.0
[INFO] tweaked toml for crates.io crate nickel-lang-core 0.3.0 written to /workspace/builds/worker-6-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 ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 45f2e08195c5beb687f71c20e201fd341e5dd0b86e5538809b9d10aca164d0ce
[INFO] running `Command { std: "docker" "start" "-a" "45f2e08195c5beb687f71c20e201fd341e5dd0b86e5538809b9d10aca164d0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45f2e08195c5beb687f71c20e201fd341e5dd0b86e5538809b9d10aca164d0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45f2e08195c5beb687f71c20e201fd341e5dd0b86e5538809b9d10aca164d0ce", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 604cb72ce7ed4bc7157449e5651e91e69694842007ce5926da5bdfb0ddeba268
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[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 37s
[INFO] running `Command { std: "docker" "inspect" "604cb72ce7ed4bc7157449e5651e91e69694842007ce5926da5bdfb0ddeba268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "604cb72ce7ed4bc7157449e5651e91e69694842007ce5926da5bdfb0ddeba268", kill_on_drop: false }`
[INFO] [stdout] 604cb72ce7ed4bc7157449e5651e91e69694842007ce5926da5bdfb0ddeba268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2ce54f391a2b2a7312b9ae4c3ed22d00ba98cacaf89df53d89d1b22ecc0d6b1b
[INFO] running `Command { std: "docker" "start" "-a" "2ce54f391a2b2a7312b9ae4c3ed22d00ba98cacaf89df53d89d1b22ecc0d6b1b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling criterion v0.4.0
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[INFO] [stderr]    Compiling nickel-lang-core v0.3.0 (/opt/rustwide/workdir)
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[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `nickel_lang_utils`
[INFO] [stdout]    --> src/deserialize.rs:587:9
[INFO] [stdout]     |
[INFO] [stdout] 587 |     use nickel_lang_utils::{
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ use of undeclared crate or module `nickel_lang_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 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 `nickel-lang-core` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2ce54f391a2b2a7312b9ae4c3ed22d00ba98cacaf89df53d89d1b22ecc0d6b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce54f391a2b2a7312b9ae4c3ed22d00ba98cacaf89df53d89d1b22ecc0d6b1b", kill_on_drop: false }`
[INFO] [stdout] 2ce54f391a2b2a7312b9ae4c3ed22d00ba98cacaf89df53d89d1b22ecc0d6b1b
