[INFO] fetching crate builder-pattern 0.4.2...
[INFO] checking builder-pattern-0.4.2 against try#0c7fed2b7584d310ca8221267fa1b3bec4df427f for pr-133502-4
[INFO] extracting crate builder-pattern 0.4.2 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate builder-pattern 0.4.2 on toolchain 0c7fed2b7584d310ca8221267fa1b3bec4df427f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate builder-pattern 0.4.2
[INFO] finished tweaking crates.io crate builder-pattern 0.4.2
[INFO] tweaked toml for crates.io crate builder-pattern 0.4.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate builder-pattern 0.4.2 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" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c830f523d9d6a1934918efc02d6f16cdcb65f80652cb8a4ef938399aeaee3a11
[INFO] running `Command { std: "docker" "start" "-a" "c830f523d9d6a1934918efc02d6f16cdcb65f80652cb8a4ef938399aeaee3a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c830f523d9d6a1934918efc02d6f16cdcb65f80652cb8a4ef938399aeaee3a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c830f523d9d6a1934918efc02d6f16cdcb65f80652cb8a4ef938399aeaee3a11", kill_on_drop: false }`
[INFO] [stdout] c830f523d9d6a1934918efc02d6f16cdcb65f80652cb8a4ef938399aeaee3a11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a53ed6815c044bb6a33ff80967e168372ad10f36c934ab99dc01bdd2bdc1ef7
[INFO] running `Command { std: "docker" "start" "-a" "0a53ed6815c044bb6a33ff80967e168372ad10f36c934ab99dc01bdd2bdc1ef7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.78
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling tokio-macros v1.4.1
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling builder-pattern-macro v0.4.2
[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]     Checking tokio-stream v0.1.7
[INFO] [stderr]     Checking tokio-test v0.4.2
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking builder-pattern v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0624]: method `c` is private
[INFO] [stdout]   --> examples/fail-visibility2.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 5  |     #[derive(Builder, Debug)]
[INFO] [stdout]    |              ------- private method defined here
[INFO] [stdout] ...
[INFO] [stdout] 19 |         .c(1.234) // Cannot access `c` because it is private.
[INFO] [stdout]    |          ^ private method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0624`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `builder-pattern` (example "fail-visibility2") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PrivateTest`
[INFO] [stdout]   --> examples/fail-visibility1.rs:14:14
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let t1 = PrivateTest::new().a(333).c(1.234).b("hello").build();
[INFO] [stdout]    |              ^^^^^^^^^^^ use of undeclared type `PrivateTest`
[INFO] [stdout]    |
[INFO] [stdout] note: struct `crate::test::PrivateTest` exists but is inaccessible
[INFO] [stdout]   --> examples/fail-visibility1.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  |     struct PrivateTest {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ not accessible
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `builder-pattern` (example "fail-visibility1") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a53ed6815c044bb6a33ff80967e168372ad10f36c934ab99dc01bdd2bdc1ef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a53ed6815c044bb6a33ff80967e168372ad10f36c934ab99dc01bdd2bdc1ef7", kill_on_drop: false }`
[INFO] [stdout] 0a53ed6815c044bb6a33ff80967e168372ad10f36c934ab99dc01bdd2bdc1ef7