[INFO] cloning repository https://github.com/dnaka91/charon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dnaka91/charon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnaka91%2Fcharon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnaka91%2Fcharon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf3aa2c5b5cf451e2d517f683405dd0b90755546
[INFO] checking dnaka91/charon/cf3aa2c5b5cf451e2d517f683405dd0b90755546 against master#55b9b4d1e1bb5b46c04237a2fb2f8a85f39ef97d for pr-146300
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnaka91%2Fcharon" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dnaka91/charon
[INFO] finished tweaking git repo https://github.com/dnaka91/charon
[INFO] tweaked toml for git repo https://github.com/dnaka91/charon written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dnaka91/charon on toolchain 55b9b4d1e1bb5b46c04237a2fb2f8a85f39ef97d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+55b9b4d1e1bb5b46c04237a2fb2f8a85f39ef97d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dnaka91/charon 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" "+55b9b4d1e1bb5b46c04237a2fb2f8a85f39ef97d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.93
[INFO] [stderr]   Downloaded basic-toml v0.1.2
[INFO] [stderr]   Downloaded der-oid-macro v0.5.0
[INFO] [stderr]   Downloaded chunked_transfer v1.4.1
[INFO] [stderr]   Downloaded const_fn v0.4.9
[INFO] [stderr]   Downloaded rustls-pemfile v0.2.1
[INFO] [stderr]   Downloaded pretty_env_logger v0.4.0
[INFO] [stderr]   Downloaded generic-async-http-client v0.2.1
[INFO] [stderr]   Downloaded acme-lib v0.8.2
[INFO] [stderr]   Downloaded rcgen v0.8.14
[INFO] [stderr]   Downloaded openssl-sys v0.9.83
[INFO] [stderr]   Downloaded async-acme v0.3.1
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.93
[INFO] [stderr]   Downloaded cxx v1.0.93
[INFO] [stderr]   Downloaded ureq v1.5.5
[INFO] [stderr]   Downloaded headers v0.3.8
[INFO] [stderr]   Downloaded yasna v0.4.0
[INFO] [stderr]   Downloaded der-parser v6.0.1
[INFO] [stderr]   Downloaded x509-parser v0.12.0
[INFO] [stderr]   Downloaded oid-registry v0.2.0
[INFO] [stderr]   Downloaded openssl v0.10.48
[INFO] [stderr]   Downloaded eyre v0.6.8
[INFO] [stderr]   Downloaded cxx-build v1.0.93
[INFO] [stderr]   Downloaded color-eyre v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+55b9b4d1e1bb5b46c04237a2fb2f8a85f39ef97d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1159698254fb4b54f074869d09cd2c940408e564f43c7f98dba404ad2cc3a132
[INFO] running `Command { std: "docker" "start" "-a" "1159698254fb4b54f074869d09cd2c940408e564f43c7f98dba404ad2cc3a132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1159698254fb4b54f074869d09cd2c940408e564f43c7f98dba404ad2cc3a132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1159698254fb4b54f074869d09cd2c940408e564f43c7f98dba404ad2cc3a132", kill_on_drop: false }`
[INFO] [stdout] 1159698254fb4b54f074869d09cd2c940408e564f43c7f98dba404ad2cc3a132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+55b9b4d1e1bb5b46c04237a2fb2f8a85f39ef97d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f8529782723ec09aa7e2a029a4f5245c8d53a03f5fa6678ba5665fb729f147c
[INFO] running `Command { std: "docker" "start" "-a" "8f8529782723ec09aa7e2a029a4f5245c8d53a03f5fa6678ba5665fb729f147c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.53
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking futures-sink v0.3.27
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.53/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-bigint v0.4.3
[INFO] [stderr]     Checking futures-io v0.3.27
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking iana-time-zone v0.1.54
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking nom v7.1.3
[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" "8f8529782723ec09aa7e2a029a4f5245c8d53a03f5fa6678ba5665fb729f147c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f8529782723ec09aa7e2a029a4f5245c8d53a03f5fa6678ba5665fb729f147c", kill_on_drop: false }`
[INFO] [stdout] 8f8529782723ec09aa7e2a029a4f5245c8d53a03f5fa6678ba5665fb729f147c