[INFO] fetching crate mattr 0.0.2...
[INFO] testing mattr-0.0.2 against 1.75.0 for beta-1.76-1
[INFO] extracting crate mattr 0.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate mattr 0.0.2 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 mattr 0.0.2
[INFO] finished tweaking crates.io crate mattr 0.0.2
[INFO] tweaked toml for crates.io crate mattr 0.0.2 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] 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] efbd5858b6af7502538151298f4725947a27db622be79ab79f59a1631c6aa04b
[INFO] running `Command { std: "docker" "start" "-a" "efbd5858b6af7502538151298f4725947a27db622be79ab79f59a1631c6aa04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efbd5858b6af7502538151298f4725947a27db622be79ab79f59a1631c6aa04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efbd5858b6af7502538151298f4725947a27db622be79ab79f59a1631c6aa04b", kill_on_drop: false }`
[INFO] [stdout] efbd5858b6af7502538151298f4725947a27db622be79ab79f59a1631c6aa04b
[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] b408ba395d371317cbede8eb165f1cac97a5080277c912068d10f3eade527fc8
[INFO] running `Command { std: "docker" "start" "-a" "b408ba395d371317cbede8eb165f1cac97a5080277c912068d10f3eade527fc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mattr v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "b408ba395d371317cbede8eb165f1cac97a5080277c912068d10f3eade527fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b408ba395d371317cbede8eb165f1cac97a5080277c912068d10f3eade527fc8", kill_on_drop: false }`
[INFO] [stdout] b408ba395d371317cbede8eb165f1cac97a5080277c912068d10f3eade527fc8
[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] 4a0a198431e9bb94b4e73caf03be7129051a9a3511931a6fc0cc8ea2fad7b245
[INFO] running `Command { std: "docker" "start" "-a" "4a0a198431e9bb94b4e73caf03be7129051a9a3511931a6fc0cc8ea2fad7b245", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling mattr v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.44s
[INFO] running `Command { std: "docker" "inspect" "4a0a198431e9bb94b4e73caf03be7129051a9a3511931a6fc0cc8ea2fad7b245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a0a198431e9bb94b4e73caf03be7129051a9a3511931a6fc0cc8ea2fad7b245", kill_on_drop: false }`
[INFO] [stdout] 4a0a198431e9bb94b4e73caf03be7129051a9a3511931a6fc0cc8ea2fad7b245
[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", kill_on_drop: false }`
[INFO] [stdout] 62bbfed896bf8570c1217deacda1badb9767b85e9483f227bb83a7fb895ce588
[INFO] running `Command { std: "docker" "start" "-a" "62bbfed896bf8570c1217deacda1badb9767b85e9483f227bb83a7fb895ce588", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mattr-0531512a7f648d7d)
[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] [stderr]      Running tests/test_transpose.rs (/opt/rustwide/target/debug/deps/test_transpose-8200fd0330adf6c0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_out_of_place_transpose ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mattr
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - transpose (line 345) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 4) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - transpose (line 345) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `transpose`
[INFO] [stdout]   --> src/lib.rs:353:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | transpose::transpose(&input_array, &mut output_array, 3, 2);
[INFO] [stdout]    | ^^^^^^^^^ use of undeclared crate or module `transpose`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `transpose`
[INFO] [stdout]   --> src/lib.rs:363:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | transpose::transpose(&output_array, &mut final_array, 2, 3);
[INFO] [stdout]    | ^^^^^^^^^ use of undeclared crate or module `transpose`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 4) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `transpose`
[INFO] [stdout]   --> src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | transpose::transpose(&input_array, &mut output_array, 3, 2);
[INFO] [stdout]    | ^^^^^^^^^ use of undeclared crate or module `transpose`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `transpose`
[INFO] [stdout]   --> src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | transpose::transpose(&output_array, &mut final_array, 2, 3);
[INFO] [stdout]    | ^^^^^^^^^ use of undeclared crate or module `transpose`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 4)
[INFO] [stdout]     src/lib.rs - transpose (line 345)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "62bbfed896bf8570c1217deacda1badb9767b85e9483f227bb83a7fb895ce588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62bbfed896bf8570c1217deacda1badb9767b85e9483f227bb83a7fb895ce588", kill_on_drop: false }`
[INFO] [stdout] 62bbfed896bf8570c1217deacda1badb9767b85e9483f227bb83a7fb895ce588
