[INFO] cloning repository https://github.com/joeftiger/PactJson
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joeftiger/PactJson" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeftiger%2FPactJson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeftiger%2FPactJson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 907611c9e80900eb01104b8fe7e29623ae9fe802
[INFO] checking joeftiger/PactJson/907611c9e80900eb01104b8fe7e29623ae9fe802 against master#a9e7b30487235621751cc628f170c0f15fb215c4 for pr-136539
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeftiger%2FPactJson" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joeftiger/PactJson on toolchain a9e7b30487235621751cc628f170c0f15fb215c4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a9e7b30487235621751cc628f170c0f15fb215c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joeftiger/PactJson
[INFO] finished tweaking git repo https://github.com/joeftiger/PactJson
[INFO] tweaked toml for git repo https://github.com/joeftiger/PactJson written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/joeftiger/PactJson 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" "+a9e7b30487235621751cc628f170c0f15fb215c4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lenient_semver_version_builder v0.4.2
[INFO] [stderr]   Downloaded logos-iter v0.1.3
[INFO] [stderr]   Downloaded lenient_semver_parser v0.4.2
[INFO] [stderr]   Downloaded tree_magic_mini v3.0.3
[INFO] [stderr]   Downloaded ariadne v0.1.5
[INFO] [stderr]   Downloaded pact-plugin-driver v0.4.4
[INFO] [stderr]   Downloaded indicatif v0.17.4
[INFO] [stderr]   Downloaded pact_consumer v1.0.0
[INFO] [stderr]   Downloaded pact_mock_server v1.1.0
[INFO] [stderr]   Downloaded gregorian v0.2.4
[INFO] [stderr]   Downloaded pact_matching v1.1.0
[INFO] [stderr]   Downloaded pact_models v1.1.4
[INFO] [stderr]   Downloaded lenient_semver v0.4.2
[INFO] [stderr]   Downloaded chrono-tz v0.8.2
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a9e7b30487235621751cc628f170c0f15fb215c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd2321292bffba16fdd71bb73625d331f24a0cb3676d42c942c67b7a631aff43
[INFO] running `Command { std: "docker" "start" "-a" "dd2321292bffba16fdd71bb73625d331f24a0cb3676d42c942c67b7a631aff43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd2321292bffba16fdd71bb73625d331f24a0cb3676d42c942c67b7a631aff43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd2321292bffba16fdd71bb73625d331f24a0cb3676d42c942c67b7a631aff43", kill_on_drop: false }`
[INFO] [stdout] dd2321292bffba16fdd71bb73625d331f24a0cb3676d42c942c67b7a631aff43
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a9e7b30487235621751cc628f170c0f15fb215c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbdf114be700bae2568c752e95b7dc00ad6e21b4d2bacc421542218edc64fde9
[INFO] running `Command { std: "docker" "start" "-a" "fbdf114be700bae2568c752e95b7dc00ad6e21b4d2bacc421542218edc64fde9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking once_cell v1.17.2
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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 httparse v1.8.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking want v0.3.0
[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" "fbdf114be700bae2568c752e95b7dc00ad6e21b4d2bacc421542218edc64fde9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbdf114be700bae2568c752e95b7dc00ad6e21b4d2bacc421542218edc64fde9", kill_on_drop: false }`
[INFO] [stdout] fbdf114be700bae2568c752e95b7dc00ad6e21b4d2bacc421542218edc64fde9