[INFO] fetching crate cases2 0.1.0...
[INFO] testing cases2-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] extracting crate cases2 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate cases2 0.1.0
[INFO] finished tweaking crates.io crate cases2 0.1.0
[INFO] tweaked toml for crates.io crate cases2 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cases2 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cases2 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd4e9b367bfc33565cc12c8a21834c55218aeff5f6cc2be5a3ca5f382a33157d
[INFO] running `Command { std: "docker" "start" "-a" "dd4e9b367bfc33565cc12c8a21834c55218aeff5f6cc2be5a3ca5f382a33157d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd4e9b367bfc33565cc12c8a21834c55218aeff5f6cc2be5a3ca5f382a33157d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd4e9b367bfc33565cc12c8a21834c55218aeff5f6cc2be5a3ca5f382a33157d", kill_on_drop: false }`
[INFO] [stdout] dd4e9b367bfc33565cc12c8a21834c55218aeff5f6cc2be5a3ca5f382a33157d
[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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b528a34c652f70e7e0e1f571a42166ecb91e4d542e6592c270dde0d13a8098a8
[INFO] running `Command { std: "docker" "start" "-a" "b528a34c652f70e7e0e1f571a42166ecb91e4d542e6592c270dde0d13a8098a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cases2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "b528a34c652f70e7e0e1f571a42166ecb91e4d542e6592c270dde0d13a8098a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b528a34c652f70e7e0e1f571a42166ecb91e4d542e6592c270dde0d13a8098a8", kill_on_drop: false }`
[INFO] [stdout] b528a34c652f70e7e0e1f571a42166ecb91e4d542e6592c270dde0d13a8098a8
[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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b4bde187c23ba4fc5dee769d3154654833445c5686650153363525aa2d25c61d
[INFO] running `Command { std: "docker" "start" "-a" "b4bde187c23ba4fc5dee769d3154654833445c5686650153363525aa2d25c61d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cases2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `cases`
[INFO] [stdout]  --> examples/usage.rs:5:32
[INFO] [stdout]   |
[INFO] [stdout] 5 |     println!("Snake Case: {}", cases::to_snake_case(sample));
[INFO] [stdout]   |                                ^^^^^ use of unresolved module or unlinked crate `cases`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 5 |     println!("Snake Case: {}", cases2::to_snake_case(sample));
[INFO] [stdout]   |                                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `cases`
[INFO] [stdout]  --> examples/usage.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 |     println!("Camel Case: {}", cases::to_camel_case(sample));
[INFO] [stdout]   |                                ^^^^^ use of unresolved module or unlinked crate `cases`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 6 |     println!("Camel Case: {}", cases2::to_camel_case(sample));
[INFO] [stdout]   |                                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `cases`
[INFO] [stdout]  --> examples/usage.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |         cases::to_screaming_snake_case(sample)
[INFO] [stdout]   |         ^^^^^ use of unresolved module or unlinked crate `cases`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 |         cases2::to_screaming_snake_case(sample)
[INFO] [stdout]   |              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `cases`
[INFO] [stdout]   --> examples/usage.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 |     println!("Pascal Case: {}", cases::to_pascal_case(sample));
[INFO] [stdout]    |                                 ^^^^^ use of unresolved module or unlinked crate `cases`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 |     println!("Pascal Case: {}", cases2::to_pascal_case(sample));
[INFO] [stdout]    |                                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cases2` (example "usage") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b4bde187c23ba4fc5dee769d3154654833445c5686650153363525aa2d25c61d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4bde187c23ba4fc5dee769d3154654833445c5686650153363525aa2d25c61d", kill_on_drop: false }`
[INFO] [stdout] b4bde187c23ba4fc5dee769d3154654833445c5686650153363525aa2d25c61d