[INFO] cloning repository https://github.com/memoryleak47/kbc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/memoryleak47/kbc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmemoryleak47%2Fkbc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmemoryleak47%2Fkbc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aaa2fd075b19c47b678e547313670d67f13f967a
[INFO] fixing memoryleak47/kbc against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmemoryleak47%2Fkbc" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/memoryleak47/kbc
[INFO] finished tweaking git repo https://github.com/memoryleak47/kbc
[INFO] tweaked toml for git repo https://github.com/memoryleak47/kbc written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/memoryleak47/kbc on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/memoryleak47/kbc 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 740992942f3588c1a63bca03932036e3e72e5ed32b451a4eb7d1dfc77e7c7a85
[INFO] running `Command { std: "docker" "start" "740992942f3588c1a63bca03932036e3e72e5ed32b451a4eb7d1dfc77e7c7a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "740992942f3588c1a63bca03932036e3e72e5ed32b451a4eb7d1dfc77e7c7a85" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "740992942f3588c1a63bca03932036e3e72e5ed32b451a4eb7d1dfc77e7c7a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "740992942f3588c1a63bca03932036e3e72e5ed32b451a4eb7d1dfc77e7c7a85" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking kbc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `flatterm::Entry` doesn't implement `std::fmt::Debug`
[INFO] [stdout]   --> src/subst.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     assert_eq!(&t_out, &*t_out2);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::fmt::Debug` is not implemented for `flatterm::Entry`
[INFO] [stdout]    |
[INFO] [stdout] help: the following other types implement trait `std::fmt::Debug`
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/fmt/mod.rs:3130:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: `[T]`
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/array/mod.rs:355:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: `[T; N]`
[INFO] [stdout] help: consider annotating `flatterm::Entry` with `#[derive(Debug)]`
[INFO] [stdout]   --> src/flatterm.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 + #[derive(Debug)]
[INFO] [stdout]  5 | pub struct Entry {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `flatterm::Entry` doesn't implement `std::fmt::Debug`
[INFO] [stdout]   --> src/subst.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     assert_eq!(&t_out, &*t_out2);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::fmt::Debug` is not implemented for `flatterm::Entry`
[INFO] [stdout]    |
[INFO] [stdout] help: the following other types implement trait `std::fmt::Debug`
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/fmt/mod.rs:3130:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: `[T]`
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/array/mod.rs:355:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: `[T; N]`
[INFO] [stdout] help: consider annotating `flatterm::Entry` with `#[derive(Debug)]`
[INFO] [stdout]   --> src/flatterm.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 + #[derive(Debug)]
[INFO] [stdout]  5 | pub struct Entry {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `flatterm::Entry` doesn't implement `std::fmt::Debug`
[INFO] [stdout]   --> src/index.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     assert_eq!(matches, other);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::fmt::Debug` is not implemented for `flatterm::Entry`
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `std::fmt::Debug` is implemented for `Vec<T, A>`
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/alloc/src/vec/mod.rs:4315:0
[INFO] [stdout] help: consider annotating `flatterm::Entry` with `#[derive(Debug)]`
[INFO] [stdout]   --> src/flatterm.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 + #[derive(Debug)]
[INFO] [stdout]  5 | pub struct Entry {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `flatterm::Entry` doesn't implement `std::fmt::Debug`
[INFO] [stdout]   --> src/index.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     assert_eq!(matches, other);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::fmt::Debug` is not implemented for `flatterm::Entry`
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `std::fmt::Debug` is implemented for `Vec<T, A>`
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/alloc/src/vec/mod.rs:4315:0
[INFO] [stdout] help: consider annotating `flatterm::Entry` with `#[derive(Debug)]`
[INFO] [stdout]   --> src/flatterm.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 + #[derive(Debug)]
[INFO] [stdout]  5 | pub struct Entry {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `box_ft` is never used
[INFO] [stdout]   --> src/unify.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn box_ft(ft: &FlatTerm) -> Box<FlatTerm> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kbc` (bin "kbc" test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "740992942f3588c1a63bca03932036e3e72e5ed32b451a4eb7d1dfc77e7c7a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740992942f3588c1a63bca03932036e3e72e5ed32b451a4eb7d1dfc77e7c7a85", kill_on_drop: false }`
[INFO] [stdout] 740992942f3588c1a63bca03932036e3e72e5ed32b451a4eb7d1dfc77e7c7a85
