[INFO] fetching crate cwenum 1.1.0...
[INFO] testing cwenum-1.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate cwenum 1.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate cwenum 1.1.0
[INFO] finished tweaking crates.io crate cwenum 1.1.0
[INFO] tweaked toml for crates.io crate cwenum 1.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cwenum 1.1.0 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 cwenum 1.1.0 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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 40450a6b63d83b104bd1f6e85f9b7ebf8a9fda9a2cf5acb6e6267e2eeff03a08
[INFO] running `Command { std: "docker" "start" "-a" "40450a6b63d83b104bd1f6e85f9b7ebf8a9fda9a2cf5acb6e6267e2eeff03a08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40450a6b63d83b104bd1f6e85f9b7ebf8a9fda9a2cf5acb6e6267e2eeff03a08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40450a6b63d83b104bd1f6e85f9b7ebf8a9fda9a2cf5acb6e6267e2eeff03a08", kill_on_drop: false }`
[INFO] [stdout] 40450a6b63d83b104bd1f6e85f9b7ebf8a9fda9a2cf5acb6e6267e2eeff03a08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1b00a45052904be1a2142349e71a0c2a13addd12e4c2e84dfd7200626b8bd039
[INFO] running `Command { std: "docker" "start" "-a" "1b00a45052904be1a2142349e71a0c2a13addd12e4c2e84dfd7200626b8bd039", kill_on_drop: false }`
[INFO] [stderr]    Compiling cwenum v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "1b00a45052904be1a2142349e71a0c2a13addd12e4c2e84dfd7200626b8bd039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b00a45052904be1a2142349e71a0c2a13addd12e4c2e84dfd7200626b8bd039", kill_on_drop: false }`
[INFO] [stdout] 1b00a45052904be1a2142349e71a0c2a13addd12e4c2e84dfd7200626b8bd039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 89ccc6fc30e87bb52ce0fc95bb1a670ab2c498fe463898c173c45b401746fb76
[INFO] running `Command { std: "docker" "start" "-a" "89ccc6fc30e87bb52ce0fc95bb1a670ab2c498fe463898c173c45b401746fb76", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling cwenum v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `serde_crate`
[INFO] [stdout]      --> src/cwe.rs:11923:9
[INFO] [stdout]       |
[INFO] [stdout] 11923 |     use serde_crate::{Deserialize, Deserializer, Serialize, Serializer};
[INFO] [stdout]       |         ^^^^^^^^^^^ use of unresolved module or unlinked crate `serde_crate`
[INFO] [stdout]       |
[INFO] [stdout]       = help: if you wanted to use a crate named `serde_crate`, use `cargo add serde_crate` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `serde_crate`
[INFO] [stdout]      --> src/cwe.rs:11942:51
[INFO] [stdout]       |
[INFO] [stdout] 11942 |             Cwe::try_from(value.as_str()).map_err(serde_crate::de::Error::custom)
[INFO] [stdout]       |                                                   ^^^^^^^^^^^ use of unresolved module or unlinked crate `serde_crate`
[INFO] [stdout]       |
[INFO] [stdout]       = help: if you wanted to use a crate named `serde_crate`, use `cargo add serde_crate` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]       |
[INFO] [stdout] 11923 +     use std::error::Error;
[INFO] [stdout]       |
[INFO] [stdout] 11923 +     use std::fmt::Error;
[INFO] [stdout]       |
[INFO] [stdout] 11923 +     use std::io::Error;
[INFO] [stdout]       |
[INFO] [stdout] 11923 +     use core::error::Error;
[INFO] [stdout]       |
[INFO] [stdout]         and 2 other candidates
[INFO] [stdout] help: if you import `Error`, refer to it directly
[INFO] [stdout]       |
[INFO] [stdout] 11942 -             Cwe::try_from(value.as_str()).map_err(serde_crate::de::Error::custom)
[INFO] [stdout] 11942 +             Cwe::try_from(value.as_str()).map_err(Error::custom)
[INFO] [stdout]       |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cwenum` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "89ccc6fc30e87bb52ce0fc95bb1a670ab2c498fe463898c173c45b401746fb76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89ccc6fc30e87bb52ce0fc95bb1a670ab2c498fe463898c173c45b401746fb76", kill_on_drop: false }`
[INFO] [stdout] 89ccc6fc30e87bb52ce0fc95bb1a670ab2c498fe463898c173c45b401746fb76