[INFO] cloning repository https://github.com/genudine/holographics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/genudine/holographics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenudine%2Fholographics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenudine%2Fholographics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76b8ab4ee3ce20e7ad674a3922d4267dbba5405b
[INFO] testing genudine/holographics against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenudine%2Fholographics" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/genudine/holographics
[INFO] finished tweaking git repo https://github.com/genudine/holographics
[INFO] tweaked toml for git repo https://github.com/genudine/holographics written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/genudine/holographics on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/genudine/holographics 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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 socket2 v0.4.7
[INFO] [stderr]   Downloaded futures-macro v0.3.25
[INFO] [stderr]   Downloaded futures-task v0.3.25
[INFO] [stderr]   Downloaded async-graphql-axum v5.0.2
[INFO] [stderr]   Downloaded sync_wrapper v0.1.1
[INFO] [stderr]   Downloaded async_once v0.2.6
[INFO] [stderr]   Downloaded futures-io v0.3.25
[INFO] [stderr]   Downloaded async-graphql-value v5.0.2
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.82
[INFO] [stderr]   Downloaded scheduled-thread-pool v0.2.6
[INFO] [stderr]   Downloaded proc-macro-crate v1.2.1
[INFO] [stderr]   Downloaded async-graphql-parser v5.0.2
[INFO] [stderr]   Downloaded async-graphql-derive v5.0.2
[INFO] [stderr]   Downloaded ipnet v2.5.1
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.82
[INFO] [stderr]   Downloaded openssl-sys v0.9.78
[INFO] [stderr]   Downloaded pest v2.5.0
[INFO] [stderr]   Downloaded tower-http v0.3.5
[INFO] [stderr]   Downloaded axum v0.6.1
[INFO] [stderr]   Downloaded redis v0.22.1
[INFO] [stderr]   Downloaded serde_json v1.0.89
[INFO] [stderr]   Downloaded h2 v0.3.15
[INFO] [stderr]   Downloaded cxx v1.0.82
[INFO] [stderr]   Downloaded openssl v0.10.43
[INFO] [stderr]   Downloaded syn v1.0.104
[INFO] [stderr]   Downloaded hyper v0.14.23
[INFO] [stderr]   Downloaded tokio-util v0.7.4
[INFO] [stderr]   Downloaded async-graphql v5.0.2
[INFO] [stderr]   Downloaded cc v1.0.77
[INFO] [stderr]   Downloaded cxx-build v1.0.82
[INFO] [stderr]   Downloaded security-framework v2.7.0
[INFO] [stderr]   Downloaded futures-util v0.3.25
[INFO] [stderr]   Downloaded serde_derive v1.0.148
[INFO] [stderr]   Downloaded schannel v0.1.20
[INFO] [stderr]   Downloaded serde v1.0.148
[INFO] [stderr]   Downloaded axum-core v0.3.0
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.8
[INFO] [stderr]   Downloaded tokio-tungstenite v0.17.2
[INFO] [stderr]   Downloaded async-trait v0.1.59
[INFO] [stderr]   Downloaded futures-channel v0.3.25
[INFO] [stderr]   Downloaded multer v2.0.4
[INFO] [stderr]   Downloaded itoa v1.0.4
[INFO] [stderr]   Downloaded tokio v1.22.0
[INFO] [stderr]   Downloaded serde-aux v4.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad30916563cddcbbbd7488a6d83e6920cedec6ae8493f16f25806362dc2682a8
[INFO] running `Command { std: "docker" "start" "-a" "ad30916563cddcbbbd7488a6d83e6920cedec6ae8493f16f25806362dc2682a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad30916563cddcbbbd7488a6d83e6920cedec6ae8493f16f25806362dc2682a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad30916563cddcbbbd7488a6d83e6920cedec6ae8493f16f25806362dc2682a8", kill_on_drop: false }`
[INFO] [stdout] ad30916563cddcbbbd7488a6d83e6920cedec6ae8493f16f25806362dc2682a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0e294e7202de042c12a4d2678655023ae04ace9b273dc82dcef9cb76ddb06f1
[INFO] running `Command { std: "docker" "start" "-a" "d0e294e7202de042c12a4d2678655023ae04ace9b273dc82dcef9cb76ddb06f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.148
[INFO] [stderr]    Compiling serde v1.0.148
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling tokio v1.22.0
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling num_cpus v1.14.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[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] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d0e294e7202de042c12a4d2678655023ae04ace9b273dc82dcef9cb76ddb06f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0e294e7202de042c12a4d2678655023ae04ace9b273dc82dcef9cb76ddb06f1", kill_on_drop: false }`
[INFO] [stdout] d0e294e7202de042c12a4d2678655023ae04ace9b273dc82dcef9cb76ddb06f1