[INFO] cloning repository https://github.com/BoxedFruits/verify-signature-backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BoxedFruits/verify-signature-backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoxedFruits%2Fverify-signature-backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoxedFruits%2Fverify-signature-backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4fcaaeec4edc5b2a44bf1cdca1e4e32db6a1399
[INFO] checking BoxedFruits/verify-signature-backend against master#a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBoxedFruits%2Fverify-signature-backend" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BoxedFruits/verify-signature-backend
[INFO] finished tweaking git repo https://github.com/BoxedFruits/verify-signature-backend
[INFO] tweaked toml for git repo https://github.com/BoxedFruits/verify-signature-backend written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BoxedFruits/verify-signature-backend on toolchain a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BoxedFruits/verify-signature-backend 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" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "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 rlp v0.5.1
[INFO] [stderr]   Downloaded bytestring v1.1.0
[INFO] [stderr]   Downloaded ff v0.12.0
[INFO] [stderr]   Downloaded rfc6979 v0.3.0
[INFO] [stderr]   Downloaded futures-sink v0.3.24
[INFO] [stderr]   Downloaded actix-web-codegen v4.1.0
[INFO] [stderr]   Downloaded fastrlp-derive v0.1.3
[INFO] [stderr]   Downloaded futures-core v0.3.24
[INFO] [stderr]   Downloaded actix-codec v0.5.0
[INFO] [stderr]   Downloaded actix-utils v3.0.0
[INFO] [stderr]   Downloaded zeroize v1.5.7
[INFO] [stderr]   Downloaded futures-task v0.3.24
[INFO] [stderr]   Downloaded digest v0.10.5
[INFO] [stderr]   Downloaded actix-rt v2.7.0
[INFO] [stderr]   Downloaded semver v1.0.14
[INFO] [stderr]   Downloaded auto_impl v1.0.1
[INFO] [stderr]   Downloaded cookie v0.16.1
[INFO] [stderr]   Downloaded once_cell v1.15.0
[INFO] [stderr]   Downloaded uint v0.9.4
[INFO] [stderr]   Downloaded fastrlp v0.1.3
[INFO] [stderr]   Downloaded const-oid v0.9.0
[INFO] [stderr]   Downloaded actix-server v2.1.1
[INFO] [stderr]   Downloaded parity-scale-codec v3.2.1
[INFO] [stderr]   Downloaded serde_derive v1.0.145
[INFO] [stderr]   Downloaded der v0.6.0
[INFO] [stderr]   Downloaded serde v1.0.145
[INFO] [stderr]   Downloaded rust_decimal v1.26.1
[INFO] [stderr]   Downloaded time v0.3.15
[INFO] [stderr]   Downloaded serde_json v1.0.86
[INFO] [stderr]   Downloaded ethers-core v0.17.0
[INFO] [stderr]   Downloaded brotli-decompressor v2.3.2
[INFO] [stderr]   Downloaded actix-http v3.2.2
[INFO] [stderr]   Downloaded futures-util v0.3.24
[INFO] [stderr]   Downloaded actix-web v4.2.1
[INFO] [stderr]   Downloaded syn v1.0.102
[INFO] [stderr]   Downloaded tokio v1.21.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c628190246b7de4269bf7ddca7bd9ebfdd43d96c994ea6bb754f9c74b4951d0
[INFO] running `Command { std: "docker" "start" "-a" "9c628190246b7de4269bf7ddca7bd9ebfdd43d96c994ea6bb754f9c74b4951d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c628190246b7de4269bf7ddca7bd9ebfdd43d96c994ea6bb754f9c74b4951d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c628190246b7de4269bf7ddca7bd9ebfdd43d96c994ea6bb754f9c74b4951d0", kill_on_drop: false }`
[INFO] [stdout] 9c628190246b7de4269bf7ddca7bd9ebfdd43d96c994ea6bb754f9c74b4951d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16ceab6f0143bef4bc95a34b99951125f607fae8c06fd34c2d1ebb428b26351b
[INFO] running `Command { std: "docker" "start" "-a" "16ceab6f0143bef4bc95a34b99951125f607fae8c06fd34c2d1ebb428b26351b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking const-oid v0.9.0
[INFO] [stderr]    Compiling bytes v1.2.1
[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]     Checking base64ct v1.5.3
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]     Checking byte-slice-cast v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking der v0.6.0
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking local-waker v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.86
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]     Checking uint v0.9.4
[INFO] [stderr]     Checking base16ct v0.1.1
[INFO] [stderr]    Compiling log v0.4.17
[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" "16ceab6f0143bef4bc95a34b99951125f607fae8c06fd34c2d1ebb428b26351b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ceab6f0143bef4bc95a34b99951125f607fae8c06fd34c2d1ebb428b26351b", kill_on_drop: false }`
[INFO] [stdout] 16ceab6f0143bef4bc95a34b99951125f607fae8c06fd34c2d1ebb428b26351b
