[INFO] cloning repository https://github.com/tfpk/molesim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tfpk/molesim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftfpk%2Fmolesim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftfpk%2Fmolesim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f968adcadd23cc517dd560003f2dc7f8fbad2126
[INFO] checking tfpk/molesim against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftfpk%2Fmolesim" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tfpk/molesim
[INFO] finished tweaking git repo https://github.com/tfpk/molesim
[INFO] tweaked toml for git repo https://github.com/tfpk/molesim written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tfpk/molesim on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tfpk/molesim 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" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded eframe v0.20.1
[INFO] [stderr]   Downloaded accesskit v0.8.1
[INFO] [stderr]   Downloaded glutin_glx_sys v0.3.0
[INFO] [stderr]   Downloaded glutin_egl_sys v0.3.1
[INFO] [stderr]   Downloaded egui-winit v0.20.1
[INFO] [stderr]   Downloaded glutin_wgl_sys v0.3.0
[INFO] [stderr]   Downloaded accesskit_winit v0.7.1
[INFO] [stderr]   Downloaded egui_glow v0.20.1
[INFO] [stderr]   Downloaded accesskit_macos v0.2.1
[INFO] [stderr]   Downloaded accesskit_consumer v0.10.0
[INFO] [stderr]   Downloaded glutin v0.30.3
[INFO] [stderr]   Downloaded accesskit_windows v0.10.1
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a46a9c9d1953c98d02a6068c5b2c5797226bda1d8b23734d3017a6f10d71666
[INFO] running `Command { std: "docker" "start" "-a" "6a46a9c9d1953c98d02a6068c5b2c5797226bda1d8b23734d3017a6f10d71666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a46a9c9d1953c98d02a6068c5b2c5797226bda1d8b23734d3017a6f10d71666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a46a9c9d1953c98d02a6068c5b2c5797226bda1d8b23734d3017a6f10d71666", kill_on_drop: false }`
[INFO] [stdout] 6a46a9c9d1953c98d02a6068c5b2c5797226bda1d8b23734d3017a6f10d71666
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9326608f37ed9ea6d4bd892a60adc14bd53aae782b845e7f8d516b420da36c7
[INFO] running `Command { std: "docker" "start" "-a" "a9326608f37ed9ea6d4bd892a60adc14bd53aae782b845e7f8d516b420da36c7", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling slotmap v1.0.6
[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]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling ahash v0.8.2
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]     Checking ttf-parser v0.17.1
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[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" "a9326608f37ed9ea6d4bd892a60adc14bd53aae782b845e7f8d516b420da36c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9326608f37ed9ea6d4bd892a60adc14bd53aae782b845e7f8d516b420da36c7", kill_on_drop: false }`
[INFO] [stdout] a9326608f37ed9ea6d4bd892a60adc14bd53aae782b845e7f8d516b420da36c7