[INFO] fetching crate kproc_macros 6.0.0...
[INFO] testing kproc_macros-6.0.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate kproc_macros 6.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate kproc_macros 6.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate kproc_macros 6.0.0
[INFO] tweaked toml for crates.io crate kproc_macros 6.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kproc_macros 6.0.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 30 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39d7d2a68498cb9aa213272b489446bc6e0d930a3ab7abd832d2deb99317b3bd
[INFO] running `Command { std: "docker" "start" "-a" "39d7d2a68498cb9aa213272b489446bc6e0d930a3ab7abd832d2deb99317b3bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39d7d2a68498cb9aa213272b489446bc6e0d930a3ab7abd832d2deb99317b3bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d7d2a68498cb9aa213272b489446bc6e0d930a3ab7abd832d2deb99317b3bd", kill_on_drop: false }`
[INFO] [stdout] 39d7d2a68498cb9aa213272b489446bc6e0d930a3ab7abd832d2deb99317b3bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23025257793da19f4bd4a9ef6cbf301374ec48089456a22e537e47424bcbcf1c
[INFO] running `Command { std: "docker" "start" "-a" "23025257793da19f4bd4a9ef6cbf301374ec48089456a22e537e47424bcbcf1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling kmacros_shim v6.0.0
[INFO] [stderr]    Compiling kproc_macros v6.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Doc` is never constructed
[INFO] [stdout]   --> src/clearable.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Doc(pub String);
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Doc` is never constructed
[INFO] [stdout]   --> src/field_iter.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Doc(pub String);
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.32s
[INFO] running `Command { std: "docker" "inspect" "23025257793da19f4bd4a9ef6cbf301374ec48089456a22e537e47424bcbcf1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23025257793da19f4bd4a9ef6cbf301374ec48089456a22e537e47424bcbcf1c", kill_on_drop: false }`
[INFO] [stdout] 23025257793da19f4bd4a9ef6cbf301374ec48089456a22e537e47424bcbcf1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87006cb83c55394ef00ef0399f6c9e91ccb36ba7e18b4c62050e8754f43b65bb
[INFO] running `Command { std: "docker" "start" "-a" "87006cb83c55394ef00ef0399f6c9e91ccb36ba7e18b4c62050e8754f43b65bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling toml_writer v1.0.3
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling dissimilar v1.0.10
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling kmacros_shim v6.0.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling kproc_macros v6.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Doc` is never constructed
[INFO] [stdout]   --> src/clearable.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Doc(pub String);
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Doc` is never constructed
[INFO] [stdout]   --> src/field_iter.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Doc(pub String);
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling trybuild v1.0.111
[INFO] [stdout] error[E0432]: unresolved import `kmacros`
[INFO] [stdout]   --> tests/03-clearable.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     use kmacros::Clearable;
[INFO] [stdout]    |         ^^^^^^^ use of unresolved module or unlinked crate `kmacros`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `kmacros`, use `cargo add kmacros` 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 `kmacros`
[INFO] [stdout]  --> tests/03-clearable.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(kmacros::Clearable)]
[INFO] [stdout]   |          ^^^^^^^ use of unresolved module or unlinked crate `kmacros`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `clearable` in this scope
[INFO] [stdout]  --> tests/03-clearable.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 |     #[clearable(skip)]
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `clearable` in this scope
[INFO] [stdout]  --> tests/03-clearable.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |     #[clearable(default)]
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `clearable` in this scope
[INFO] [stdout]  --> tests/03-clearable.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[clearable(expr = "{} = 3")]
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `clearable` in this scope
[INFO] [stdout]   --> tests/03-clearable.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 |     #[clearable(expr = "{} += 1")]
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `clearable` in this scope
[INFO] [stdout]   --> tests/03-clearable.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 |     #[clearable(expr = "{}.push(123)")]
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `clearable` in this scope
[INFO] [stdout]   --> tests/03-clearable.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 |     #[clearable(raw_expr = "self.i = format!(\"{}\", 123)")]
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clear` found for struct `Foo` in the current scope
[INFO] [stdout]   --> tests/03-clearable.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout]  2 | pub struct Foo {
[INFO] [stdout]    | -------------- method `clear` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     foo.clear();
[INFO] [stdout]    |         ^^^^^ method not found in `Foo`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `clear`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `toml_parser::decoder::StringBuilder`
[INFO] [stdout] help: some of the expressions' fields have a method of the same name
[INFO] [stdout]    |
[INFO] [stdout] 29 |     foo.a.clear();
[INFO] [stdout]    |         ++
[INFO] [stdout] 29 |     foo.h.clear();
[INFO] [stdout]    |         ++
[INFO] [stdout] 29 |     foo.i.clear();
[INFO] [stdout]    |         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clear` found for struct `Foo` in the current scope
[INFO] [stdout]   --> tests/03-clearable.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout]  2 | pub struct Foo {
[INFO] [stdout]    | -------------- method `clear` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     foo.clear();
[INFO] [stdout]    |         ^^^^^ method not found in `Foo`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `clear`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `toml_parser::decoder::StringBuilder`
[INFO] [stdout] help: some of the expressions' fields have a method of the same name
[INFO] [stdout]    |
[INFO] [stdout] 36 |     foo.a.clear();
[INFO] [stdout]    |         ++
[INFO] [stdout] 36 |     foo.h.clear();
[INFO] [stdout]    |         ++
[INFO] [stdout] 36 |     foo.i.clear();
[INFO] [stdout]    |         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kproc_macros` (test "03-clearable") due to 10 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `Doc` is never constructed
[INFO] [stdout]   --> src/clearable.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Doc(pub String);
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Doc` is never constructed
[INFO] [stdout]   --> src/field_iter.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Doc(pub String);
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "87006cb83c55394ef00ef0399f6c9e91ccb36ba7e18b4c62050e8754f43b65bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87006cb83c55394ef00ef0399f6c9e91ccb36ba7e18b4c62050e8754f43b65bb", kill_on_drop: false }`
[INFO] [stdout] 87006cb83c55394ef00ef0399f6c9e91ccb36ba7e18b4c62050e8754f43b65bb