[INFO] cloning repository https://github.com/2khc2/PngMe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/2khc2/PngMe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2khc2%2FPngMe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2khc2%2FPngMe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06939ce9268d7a26f485da02083028f298ff4d73
[INFO] checking 2khc2/PngMe against master#c8a31b780d5415358566a20b94912620a3f27067 for pr-139493-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2khc2%2FPngMe" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/2khc2/PngMe
[INFO] finished tweaking git repo https://github.com/2khc2/PngMe
[INFO] tweaked toml for git repo https://github.com/2khc2/PngMe written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/2khc2/PngMe on toolchain c8a31b780d5415358566a20b94912620a3f27067
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/2khc2/PngMe 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" "+c8a31b780d5415358566a20b94912620a3f27067" "fetch" "--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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-demangle v0.1.21
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.42.1
[INFO] [stderr]   Downloaded indenter v0.3.3
[INFO] [stderr]   Downloaded futures-sink v0.3.26
[INFO] [stderr]   Downloaded ryu v1.0.12
[INFO] [stderr]   Downloaded heck v0.4.1
[INFO] [stderr]   Downloaded futures-core v0.3.26
[INFO] [stderr]   Downloaded reqwest v0.11.14
[INFO] [stderr]   Downloaded os_str_bytes v6.4.1
[INFO] [stderr]   Downloaded is-terminal v0.4.3
[INFO] [stderr]   Downloaded eyre v0.6.8
[INFO] [stderr]   Downloaded clap v4.1.6
[INFO] [stderr]   Downloaded object v0.29.0
[INFO] [stderr]   Downloaded color-spantrace v0.1.6
[INFO] [stderr]   Downloaded openssl v0.10.45
[INFO] [stderr]   Downloaded serde v1.0.152
[INFO] [stderr]   Downloaded serde_json v1.0.93
[INFO] [stderr]   Downloaded hyper v0.14.24
[INFO] [stderr]   Downloaded gimli v0.26.2
[INFO] [stderr]   Downloaded linux-raw-sys v0.1.4
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.42.1
[INFO] [stderr]   Downloaded errno v0.2.8
[INFO] [stderr]   Downloaded clap_lex v0.3.1
[INFO] [stderr]   Downloaded futures-io v0.3.26
[INFO] [stderr]   Downloaded addr2line v0.17.0
[INFO] [stderr]   Downloaded miniz_oxide v0.5.4
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded owo-colors v1.3.0
[INFO] [stderr]   Downloaded futures-util v0.3.26
[INFO] [stderr]   Downloaded rustix v0.36.8
[INFO] [stderr]   Downloaded futures-task v0.3.26
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.42.1
[INFO] [stderr]   Downloaded backtrace v0.3.66
[INFO] [stderr]   Downloaded termcolor v1.2.0
[INFO] [stderr]   Downloaded crc-catalog v2.2.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.80
[INFO] [stderr]   Downloaded windows_i686_msvc v0.42.1
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.42.1
[INFO] [stderr]   Downloaded windows_i686_gnu v0.42.1
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.42.1
[INFO] [stderr]   Downloaded security-framework v2.8.1
[INFO] [stderr]   Downloaded indexmap v1.9.2
[INFO] [stderr]   Downloaded ipnet v2.7.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.25
[INFO] [stderr]   Downloaded itoa v1.0.5
[INFO] [stderr]   Downloaded io-lifetimes v1.0.5
[INFO] [stderr]   Downloaded tracing-error v0.1.2
[INFO] [stderr]   Downloaded futures-channel v0.3.26
[INFO] [stderr]   Downloaded windows-targets v0.42.1
[INFO] [stderr]   Downloaded clap_derive v4.1.0
[INFO] [stderr]   Downloaded color-eyre v0.5.11
[INFO] [stderr]   Downloaded crc v3.0.1
[INFO] [stderr]   Downloaded tokio v1.25.0
[INFO] [stderr]   Downloaded unicode-bidi v0.3.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8a2cb01c232987f2a54ebe2f1911054515ad890e2bb08b3f124b6c09c2f1603
[INFO] running `Command { std: "docker" "start" "-a" "a8a2cb01c232987f2a54ebe2f1911054515ad890e2bb08b3f124b6c09c2f1603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8a2cb01c232987f2a54ebe2f1911054515ad890e2bb08b3f124b6c09c2f1603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8a2cb01c232987f2a54ebe2f1911054515ad890e2bb08b3f124b6c09c2f1603", kill_on_drop: false }`
[INFO] [stdout] a8a2cb01c232987f2a54ebe2f1911054515ad890e2bb08b3f124b6c09c2f1603
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+c8a31b780d5415358566a20b94912620a3f27067" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 784ad405ab7394ece773c3884682f52fc7c84f051581d8bc9679d961d34ca7d5
[INFO] running `Command { std: "docker" "start" "-a" "784ad405ab7394ece773c3884682f52fc7c84f051581d8bc9679d961d34ca7d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "784ad405ab7394ece773c3884682f52fc7c84f051581d8bc9679d961d34ca7d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "784ad405ab7394ece773c3884682f52fc7c84f051581d8bc9679d961d34ca7d5", kill_on_drop: false }`
[INFO] [stdout] 784ad405ab7394ece773c3884682f52fc7c84f051581d8bc9679d961d34ca7d5
