[INFO] cloning repository https://github.com/OrangIPA/interactivefloorbackend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OrangIPA/interactivefloorbackend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrangIPA%2Finteractivefloorbackend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrangIPA%2Finteractivefloorbackend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c11caf6d89e46eccbdc5de5a6d947177520e87e
[INFO] testing OrangIPA/interactivefloorbackend against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628-retry-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrangIPA%2Finteractivefloorbackend" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/OrangIPA/interactivefloorbackend
[INFO] finished tweaking git repo https://github.com/OrangIPA/interactivefloorbackend
[INFO] tweaked toml for git repo https://github.com/OrangIPA/interactivefloorbackend written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/OrangIPA/interactivefloorbackend on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/OrangIPA/interactivefloorbackend 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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opencv-binding-generator v0.52.0
[INFO] [stderr]   Downloaded serde v1.0.152
[INFO] [stderr]   Downloaded maplit v1.0.2
[INFO] [stderr]   Downloaded serde_json v1.0.91
[INFO] [stderr]   Downloaded quote v1.0.23
[INFO] [stderr]   Downloaded jobserver v0.1.25
[INFO] [stderr]   Downloaded clang-sys v1.4.0
[INFO] [stderr]   Downloaded clang v2.0.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.20
[INFO] [stderr]   Downloaded cc v1.0.78
[INFO] [stderr]   Downloaded serde_derive v1.0.152
[INFO] [stderr]   Downloaded dunce v1.0.3
[INFO] [stderr]   Downloaded shlex v1.1.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.50
[INFO] [stderr]   Downloaded regex v1.7.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.28
[INFO] [stderr]   Downloaded libc v0.2.139
[INFO] [stderr]   Downloaded opencv v0.74.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fc8861dabb9a9b9ddadcf42bcea7bb07501a348aedcb7dc32b3a68737fefc59
[INFO] running `Command { std: "docker" "start" "-a" "2fc8861dabb9a9b9ddadcf42bcea7bb07501a348aedcb7dc32b3a68737fefc59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fc8861dabb9a9b9ddadcf42bcea7bb07501a348aedcb7dc32b3a68737fefc59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc8861dabb9a9b9ddadcf42bcea7bb07501a348aedcb7dc32b3a68737fefc59", kill_on_drop: false }`
[INFO] [stdout] 2fc8861dabb9a9b9ddadcf42bcea7bb07501a348aedcb7dc32b3a68737fefc59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44bdc9d5328cfd07b5582570668ddf6de9f884bc65da66eafb48cf13bc61080d
[INFO] running `Command { std: "docker" "start" "-a" "44bdc9d5328cfd07b5582570668ddf6de9f884bc65da66eafb48cf13bc61080d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling clang-sys v1.4.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling dunce v1.0.3
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/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 num-traits v0.2.15
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.26
[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" "44bdc9d5328cfd07b5582570668ddf6de9f884bc65da66eafb48cf13bc61080d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44bdc9d5328cfd07b5582570668ddf6de9f884bc65da66eafb48cf13bc61080d", kill_on_drop: false }`
[INFO] [stdout] 44bdc9d5328cfd07b5582570668ddf6de9f884bc65da66eafb48cf13bc61080d