[INFO] fetching crate net-sync 0.0.1...
[INFO] testing net-sync-0.0.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate net-sync 0.0.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate net-sync 0.0.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate net-sync 0.0.1
[INFO] finished tweaking crates.io crate net-sync 0.0.1
[INFO] tweaked toml for crates.io crate net-sync 0.0.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lz4-compress v0.1.1
[INFO] [stderr]   Downloaded track v0.1.0
[INFO] [stderr]   Downloaded track-macro v0.1.0
[INFO] [stderr]   Downloaded serde-diff v0.2.0
[INFO] [stderr]   Downloaded serde-diff-derive v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32e312f4a5138daf78cc20e38028d48fec0221ff934bee75dfcf83eff3b0d584
[INFO] running `Command { std: "docker" "start" "-a" "32e312f4a5138daf78cc20e38028d48fec0221ff934bee75dfcf83eff3b0d584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32e312f4a5138daf78cc20e38028d48fec0221ff934bee75dfcf83eff3b0d584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32e312f4a5138daf78cc20e38028d48fec0221ff934bee75dfcf83eff3b0d584", kill_on_drop: false }`
[INFO] [stdout] 32e312f4a5138daf78cc20e38028d48fec0221ff934bee75dfcf83eff3b0d584
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5a24abb5b417cbf2531d086beaaf5cbe8a0038c99f33620776d31ab5a6d93de
[INFO] running `Command { std: "docker" "start" "-a" "a5a24abb5b417cbf2531d086beaaf5cbe8a0038c99f33620776d31ab5a6d93de", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling lz4-compress v0.1.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling serde-diff-derive v0.2.0
[INFO] [stderr]    Compiling track-macro v0.1.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde-diff v0.2.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stdout] error[E0603]: module `export` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-diff-0.2.0/src/lib.rs:705:37
[INFO] [stdout]     |
[INFO] [stdout] 705 |                 let value = &serde::export::from_utf8_lossy(value);
[INFO] [stdout]     |                                     ^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `export` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.136/src/lib.rs:276:5
[INFO] [stdout]     |
[INFO] [stdout] 276 | use self::__private as export;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde-diff` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a5a24abb5b417cbf2531d086beaaf5cbe8a0038c99f33620776d31ab5a6d93de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5a24abb5b417cbf2531d086beaaf5cbe8a0038c99f33620776d31ab5a6d93de", kill_on_drop: false }`
[INFO] [stdout] a5a24abb5b417cbf2531d086beaaf5cbe8a0038c99f33620776d31ab5a6d93de