[INFO] fetching crate lipstick_compiler 0.4.0...
[INFO] testing lipstick_compiler-0.4.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate lipstick_compiler 0.4.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate lipstick_compiler 0.4.0
[INFO] finished tweaking crates.io crate lipstick_compiler 0.4.0
[INFO] tweaked toml for crates.io crate lipstick_compiler 0.4.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lipstick_compiler 0.4.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding codespan-reporting v0.11.1 (available: v0.12.0)
[INFO] [stderr]       Adding string-interner v0.12.2 (available: v0.19.0)
[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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4c45763f495af1a7463bb5dfb27886e6f460687e57a308ff5a7296a7c160dd0
[INFO] running `Command { std: "docker" "start" "-a" "a4c45763f495af1a7463bb5dfb27886e6f460687e57a308ff5a7296a7c160dd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4c45763f495af1a7463bb5dfb27886e6f460687e57a308ff5a7296a7c160dd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c45763f495af1a7463bb5dfb27886e6f460687e57a308ff5a7296a7c160dd0", kill_on_drop: false }`
[INFO] [stdout] a4c45763f495af1a7463bb5dfb27886e6f460687e57a308ff5a7296a7c160dd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc271384dd618eb06830ee9542377c26295c3387201357c176e2495e92e5a127
[INFO] running `Command { std: "docker" "start" "-a" "bc271384dd618eb06830ee9542377c26295c3387201357c176e2495e92e5a127", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling ahash v0.4.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling string-interner v0.12.2
[INFO] [stderr]    Compiling lipstick_compiler v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no variant or associated item named `__TestExhaustive` found for enum `syn::Item` in the current scope
[INFO] [stdout]    --> src/codegen.rs:233:24
[INFO] [stdout]     |
[INFO] [stdout] 233 |             syn::Item::__TestExhaustive(_) => unreachable!(),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^ variant or associated item not found in `syn::Item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `__TestExhaustive` found for enum `syn::Type` in the current scope
[INFO] [stdout]    --> src/codegen.rs:501:28
[INFO] [stdout]     |
[INFO] [stdout] 501 |                 syn::Type::__TestExhaustive(_) => unreachable!(),
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^ variant or associated item not found in `syn::Type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `__TestExhaustive` found for enum `syn::Expr` in the current scope
[INFO] [stdout]    --> src/codegen.rs:904:24
[INFO] [stdout]     |
[INFO] [stdout] 904 |             syn::Expr::__TestExhaustive(_) => unreachable!(),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^ variant or associated item not found in `syn::Expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `__TestExhaustive` found for enum `syn::Expr` in the current scope
[INFO] [stdout]     --> src/codegen.rs:1169:24
[INFO] [stdout]      |
[INFO] [stdout] 1169 |             syn::Expr::__TestExhaustive(_) => unreachable!(),
[INFO] [stdout]      |                        ^^^^^^^^^^^^^^^^ variant or associated item not found in `syn::Expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `__TestExhaustive` found for enum `syn::Expr` in the current scope
[INFO] [stdout]    --> src/typecheck.rs:237:19
[INFO] [stdout]     |
[INFO] [stdout] 237 |             Expr::__TestExhaustive(_) => unreachable!(),
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^ variant or associated item not found in `syn::Expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `__TestExhaustive` found for enum `syn::Type` in the current scope
[INFO] [stdout]    --> src/typecheck.rs:560:20
[INFO] [stdout]     |
[INFO] [stdout] 560 |         syn::Type::__TestExhaustive(_) => unreachable!(),
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^ variant or associated item not found in `syn::Type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lipstick_compiler` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bc271384dd618eb06830ee9542377c26295c3387201357c176e2495e92e5a127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc271384dd618eb06830ee9542377c26295c3387201357c176e2495e92e5a127", kill_on_drop: false }`
[INFO] [stdout] bc271384dd618eb06830ee9542377c26295c3387201357c176e2495e92e5a127