[INFO] fetching crate old_norse_alphabet 1.0.0...
[INFO] building old_norse_alphabet-1.0.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate old_norse_alphabet 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate old_norse_alphabet 1.0.0
[INFO] finished tweaking crates.io crate old_norse_alphabet 1.0.0
[INFO] tweaked toml for crates.io crate old_norse_alphabet 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate old_norse_alphabet 1.0.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f3f7f033e2c0b0231bb73f988f7e754e22aae4f59f79172175b99e5261a7c21
[INFO] running `Command { std: "docker" "start" "-a" "0f3f7f033e2c0b0231bb73f988f7e754e22aae4f59f79172175b99e5261a7c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f3f7f033e2c0b0231bb73f988f7e754e22aae4f59f79172175b99e5261a7c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f3f7f033e2c0b0231bb73f988f7e754e22aae4f59f79172175b99e5261a7c21", kill_on_drop: false }`
[INFO] [stdout] 0f3f7f033e2c0b0231bb73f988f7e754e22aae4f59f79172175b99e5261a7c21
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a52bff7c94bd62fab092ce59cbc245c52e710c288b3398f7881a7c04e1ccb216
[INFO] running `Command { std: "docker" "start" "-a" "a52bff7c94bd62fab092ce59cbc245c52e710c288b3398f7881a7c04e1ccb216", kill_on_drop: false }`
[INFO] [stderr]    Compiling old_norse_alphabet v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "a52bff7c94bd62fab092ce59cbc245c52e710c288b3398f7881a7c04e1ccb216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a52bff7c94bd62fab092ce59cbc245c52e710c288b3398f7881a7c04e1ccb216", kill_on_drop: false }`
[INFO] [stdout] a52bff7c94bd62fab092ce59cbc245c52e710c288b3398f7881a7c04e1ccb216
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b7881e271f00e0afef280b26672a27b1a14027a3d9cbe2742bca9ce11c15277
[INFO] running `Command { std: "docker" "start" "-a" "5b7881e271f00e0afef280b26672a27b1a14027a3d9cbe2742bca9ce11c15277", kill_on_drop: false }`
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling insta v1.43.2
[INFO] [stderr]    Compiling old_norse_alphabet v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `insta::assert_json_snapshot`
[INFO] [stdout]  --> tests/alphabet_tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use insta::assert_json_snapshot;
[INFO] [stdout]   |     ^^^^^^^--------------------
[INFO] [stdout]   |     |      |
[INFO] [stdout]   |     |      help: a similar name exists in the module: `assert_debug_snapshot`
[INFO] [stdout]   |     no `assert_json_snapshot` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `old_norse_alphabet` (test "alphabet_tests") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5b7881e271f00e0afef280b26672a27b1a14027a3d9cbe2742bca9ce11c15277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7881e271f00e0afef280b26672a27b1a14027a3d9cbe2742bca9ce11c15277", kill_on_drop: false }`
[INFO] [stdout] 5b7881e271f00e0afef280b26672a27b1a14027a3d9cbe2742bca9ce11c15277