[INFO] fetching crate colamd 0.1.0...
[INFO] testing colamd-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate colamd 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate colamd 0.1.0
[INFO] finished tweaking crates.io crate colamd 0.1.0
[INFO] tweaked toml for crates.io crate colamd 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate colamd 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate colamd 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4340d9ab8f13c1a067490d2de48418f76e62e268c437986beb2b5b02f8b4c9ce
[INFO] running `Command { std: "docker" "start" "-a" "4340d9ab8f13c1a067490d2de48418f76e62e268c437986beb2b5b02f8b4c9ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4340d9ab8f13c1a067490d2de48418f76e62e268c437986beb2b5b02f8b4c9ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4340d9ab8f13c1a067490d2de48418f76e62e268c437986beb2b5b02f8b4c9ce", kill_on_drop: false }`
[INFO] [stdout] 4340d9ab8f13c1a067490d2de48418f76e62e268c437986beb2b5b02f8b4c9ce
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b96a577cfd264f3da800282997ecdeb42aa14406a49b87a907cb3b61d9309e94
[INFO] running `Command { std: "docker" "start" "-a" "b96a577cfd264f3da800282997ecdeb42aa14406a49b87a907cb3b61d9309e94", kill_on_drop: false }`
[INFO] [stderr]    Compiling colamd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "b96a577cfd264f3da800282997ecdeb42aa14406a49b87a907cb3b61d9309e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b96a577cfd264f3da800282997ecdeb42aa14406a49b87a907cb3b61d9309e94", kill_on_drop: false }`
[INFO] [stdout] b96a577cfd264f3da800282997ecdeb42aa14406a49b87a907cb3b61d9309e94
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6ae026edea3254d8f44e2cc97af894435c8823c535163074488167c25fdd363
[INFO] running `Command { std: "docker" "start" "-a" "d6ae026edea3254d8f44e2cc97af894435c8823c535163074488167c25fdd363", kill_on_drop: false }`
[INFO] [stderr]    Compiling colamd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "d6ae026edea3254d8f44e2cc97af894435c8823c535163074488167c25fdd363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6ae026edea3254d8f44e2cc97af894435c8823c535163074488167c25fdd363", kill_on_drop: false }`
[INFO] [stdout] d6ae026edea3254d8f44e2cc97af894435c8823c535163074488167c25fdd363
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9a3c28dbc81676a10c619f24aeee381ceee27a35c1bdd458ab5c840a1ed9e76
[INFO] running `Command { std: "docker" "start" "-a" "f9a3c28dbc81676a10c619f24aeee381ceee27a35c1bdd458ab5c840a1ed9e76", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/colamd-3bc5f9dba9f63b3c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/example.rs (/opt/rustwide/target/debug/deps/example-cd366ad14922a35d)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests colamd
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/colamd.rs - colamd::colamd (line 26) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/colamd.rs - colamd::colamd (line 26) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `a_len` in this scope
[INFO] [stdout]  --> src/colamd.rs:27:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | a_len >= recommended(nnz, n_row, n_col)
[INFO] [stdout]   | ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `recommended` in this scope
[INFO] [stdout]  --> src/colamd.rs:27:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | a_len >= recommended(nnz, n_row, n_col)
[INFO] [stdout]   |          ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 2 + use colamd::recommended;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `nnz` in this scope
[INFO] [stdout]  --> src/colamd.rs:27:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | a_len >= recommended(nnz, n_row, n_col)
[INFO] [stdout]   |                      ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `n_row` in this scope
[INFO] [stdout]  --> src/colamd.rs:27:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | a_len >= recommended(nnz, n_row, n_col)
[INFO] [stdout]   |                           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `n_col` in this scope
[INFO] [stdout]  --> src/colamd.rs:27:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | a_len >= recommended(nnz, n_row, n_col)
[INFO] [stdout]   |                                  ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/colamd.rs:27:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_colamd_rs_26_0() {
[INFO] [stdout]   |                                                                           - help: try adding a return type: `-> bool`
[INFO] [stdout] 3 | a_len >= recommended(nnz, n_row, n_col)
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found `bool`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/colamd.rs - colamd::colamd (line 26)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f9a3c28dbc81676a10c619f24aeee381ceee27a35c1bdd458ab5c840a1ed9e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a3c28dbc81676a10c619f24aeee381ceee27a35c1bdd458ab5c840a1ed9e76", kill_on_drop: false }`
[INFO] [stdout] f9a3c28dbc81676a10c619f24aeee381ceee27a35c1bdd458ab5c840a1ed9e76