[INFO] fetching crate jupyter-types 0.0.2...
[INFO] testing jupyter-types-0.0.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate jupyter-types 0.0.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate jupyter-types 0.0.2
[INFO] finished tweaking crates.io crate jupyter-types 0.0.2
[INFO] tweaked toml for crates.io crate jupyter-types 0.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jupyter-types 0.0.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 70 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.10)
[INFO] [stderr]       Adding ndarray v0.15.6 (available: v0.17.2)
[INFO] [stderr]       Adding svg v0.14.0 (available: v0.18.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e9d7fde1ba4900d65fe4aef87a53a806de870d93118e76a4fcf65238c186ab8
[INFO] running `Command { std: "docker" "start" "-a" "7e9d7fde1ba4900d65fe4aef87a53a806de870d93118e76a4fcf65238c186ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e9d7fde1ba4900d65fe4aef87a53a806de870d93118e76a4fcf65238c186ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9d7fde1ba4900d65fe4aef87a53a806de870d93118e76a4fcf65238c186ab8", kill_on_drop: false }`
[INFO] [stdout] 7e9d7fde1ba4900d65fe4aef87a53a806de870d93118e76a4fcf65238c186ab8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 318ed20d154cdf0ac87dee1a287f32d2481d735bb9c1d5a58930baa78da63e49
[INFO] running `Command { std: "docker" "start" "-a" "318ed20d154cdf0ac87dee1a287f32d2481d735bb9c1d5a58930baa78da63e49", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling jupyter-types v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.70s
[INFO] running `Command { std: "docker" "inspect" "318ed20d154cdf0ac87dee1a287f32d2481d735bb9c1d5a58930baa78da63e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "318ed20d154cdf0ac87dee1a287f32d2481d735bb9c1d5a58930baa78da63e49", kill_on_drop: false }`
[INFO] [stdout] 318ed20d154cdf0ac87dee1a287f32d2481d735bb9c1d5a58930baa78da63e49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58a0d11dcf810fd05f289cc044cebb0e64616b3b88e481d1088b592ec61d7124
[INFO] running `Command { std: "docker" "start" "-a" "58a0d11dcf810fd05f289cc044cebb0e64616b3b88e481d1088b592ec61d7124", kill_on_drop: false }`
[INFO] [stderr]    Compiling jupyter-types v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `jupyter-types` (test "main") due to 1 previous error
[INFO] [stdout] error[E0432]: unresolved import `calculator`
[INFO] [stdout]  --> tests/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use calculator::{Evaluator, Printer, SqrtAlgebra};
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `calculator`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `calculator`, use `cargo add calculator` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58a0d11dcf810fd05f289cc044cebb0e64616b3b88e481d1088b592ec61d7124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a0d11dcf810fd05f289cc044cebb0e64616b3b88e481d1088b592ec61d7124", kill_on_drop: false }`
[INFO] [stdout] 58a0d11dcf810fd05f289cc044cebb0e64616b3b88e481d1088b592ec61d7124