[INFO] fetching crate enso-flexer 0.2.0...
[INFO] checking enso-flexer-0.2.0 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate enso-flexer 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate enso-flexer 0.2.0 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enso-flexer 0.2.0
[INFO] finished tweaking crates.io crate enso-flexer 0.2.0
[INFO] tweaked toml for crates.io crate enso-flexer 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dac6e138939de49eadff3f5dafa679c7f64bb773ddcab89ac358483568346f3
[INFO] running `Command { std: "docker" "start" "-a" "5dac6e138939de49eadff3f5dafa679c7f64bb773ddcab89ac358483568346f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dac6e138939de49eadff3f5dafa679c7f64bb773ddcab89ac358483568346f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dac6e138939de49eadff3f5dafa679c7f64bb773ddcab89ac358483568346f3", kill_on_drop: false }`
[INFO] [stdout] 5dac6e138939de49eadff3f5dafa679c7f64bb773ddcab89ac358483568346f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e01e2c7c05ed89719fd7e1a616e402992536a4aed156bc10e937153b04ae5af8
[INFO] running `Command { std: "docker" "start" "-a" "e01e2c7c05ed89719fd7e1a616e402992536a4aed156bc10e937153b04ae5af8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.58
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling wasm-bindgen v0.2.58
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking enclose v1.1.8
[INFO] [stderr]     Checking weak-table v0.3.0
[INFO] [stderr]     Checking nonempty v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking simba v0.4.0
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.58
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.58
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.58
[INFO] [stderr]     Checking enso-macro-utils v0.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling ifmt-impl v0.3.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling shrinkwraprs v0.3.0
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.58
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling enso-shapely-macros v0.2.1
[INFO] [stderr]    Compiling web-sys v0.3.35
[INFO] [stderr]     Checking js-sys v0.3.35
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking nalgebra v0.26.2
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.27
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.50
[INFO] [stderr]     Checking ifmt v0.3.3
[INFO] [stderr]     Checking enso-shapely v0.2.0
[INFO] [stderr]     Checking enso-prelude v0.2.3
[INFO] [stderr]     Checking enso-logger v0.3.0
[INFO] [stderr]     Checking enso-automata v0.2.0
[INFO] [stderr]     Checking enso-lazy-reader v0.2.0
[INFO] [stderr]     Checking enso-flexer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "e01e2c7c05ed89719fd7e1a616e402992536a4aed156bc10e937153b04ae5af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01e2c7c05ed89719fd7e1a616e402992536a4aed156bc10e937153b04ae5af8", kill_on_drop: false }`
[INFO] [stdout] e01e2c7c05ed89719fd7e1a616e402992536a4aed156bc10e937153b04ae5af8