[INFO] cloning repository https://github.com/djmcgill/form
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/djmcgill/form" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjmcgill%2Fform", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjmcgill%2Fform'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fcb397a39d633ba7fbda057483e0587cef05f25d
[INFO] checking djmcgill/form against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjmcgill%2Fform" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/djmcgill/form on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/djmcgill/form
[INFO] finished tweaking git repo https://github.com/djmcgill/form
[INFO] tweaked toml for git repo https://github.com/djmcgill/form written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/djmcgill/form already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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 getopts v0.2.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bf9c4cee6bbd52e0d5e209b412f173f6e9891514271d94c366e24d1841a0fab
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6bf9c4cee6bbd52e0d5e209b412f173f6e9891514271d94c366e24d1841a0fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bf9c4cee6bbd52e0d5e209b412f173f6e9891514271d94c366e24d1841a0fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf9c4cee6bbd52e0d5e209b412f173f6e9891514271d94c366e24d1841a0fab", kill_on_drop: false }`
[INFO] [stdout] 6bf9c4cee6bbd52e0d5e209b412f173f6e9891514271d94c366e24d1841a0fab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c4ae2d172f4fa462659b1b58a27cbdb66b1bcd2d892e62bbdae3104a2c2de5a4
[INFO] running `Command { std: "docker" "start" "-a" "c4ae2d172f4fa462659b1b58a27cbdb66b1bcd2d892e62bbdae3104a2c2de5a4", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   lazy_static v1.3.0: spin, spin_no_std
[INFO] [stderr]   libc v0.2.60: default, std
[INFO] [stderr]   syn v0.15.39: extra-traits, visit
[INFO] [stderr]   syn v0.15.39 (as host dependency): fold, full
[INFO] [stderr] 
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking getopts v0.2.19
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking backtrace v0.3.33
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking form v0.7.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/file-test.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.20s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking regex v1.1.9
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking form v0.7.0 (/tmp/fixit)
[INFO] [stdout] error[E0369]: binary operation `==` cannot be applied to type `syn::File`
[INFO] [stdout]   --> tests/file-test.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     assert_eq!(expected, found)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     syn::File
[INFO] [stdout]    |     syn::File
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `syn::File` doesn't implement `Debug`
[INFO] [stdout]   --> tests/file-test.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     assert_eq!(expected, found)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ `syn::File` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `syn::File`
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0369.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `form` due to 3 previous errors
[INFO] [stderr] error: failed to check after updating to 2021
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "c4ae2d172f4fa462659b1b58a27cbdb66b1bcd2d892e62bbdae3104a2c2de5a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4ae2d172f4fa462659b1b58a27cbdb66b1bcd2d892e62bbdae3104a2c2de5a4", kill_on_drop: false }`
[INFO] [stdout] c4ae2d172f4fa462659b1b58a27cbdb66b1bcd2d892e62bbdae3104a2c2de5a4