[INFO] cloning repository https://github.com/jremb/oairs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jremb/oairs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjremb%2Foairs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjremb%2Foairs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ca7b2e165dfbaf0f1087ff35ad7b40523dbbad2
[INFO] checking jremb/oairs against master#43ca9d18e333797f0aa3b525501a7cec8d61a96b for pr-136764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjremb%2Foairs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jremb/oairs on toolchain 43ca9d18e333797f0aa3b525501a7cec8d61a96b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jremb/oairs
[INFO] finished tweaking git repo https://github.com/jremb/oairs
[INFO] tweaked toml for git repo https://github.com/jremb/oairs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jremb/oairs 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" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded polars v0.27.2
[INFO] [stderr]   Downloaded polars-utils v0.27.2
[INFO] [stderr]   Downloaded polars-ops v0.27.2
[INFO] [stderr]   Downloaded polars-arrow v0.27.2
[INFO] [stderr]   Downloaded serde_test v1.0.158
[INFO] [stderr]   Downloaded value-trait v0.5.1
[INFO] [stderr]   Downloaded polars-pipe v0.27.2
[INFO] [stderr]   Downloaded halfbrown v0.1.18
[INFO] [stderr]   Downloaded polars-time v0.27.2
[INFO] [stderr]   Downloaded polars-lazy v0.27.2
[INFO] [stderr]   Downloaded polars-plan v0.27.2
[INFO] [stderr]   Downloaded simd-json v0.7.0
[INFO] [stderr]   Downloaded polars-io v0.27.2
[INFO] [stderr]   Downloaded sysinfo v0.27.8
[INFO] [stderr]   Downloaded polars-core v0.27.2
[INFO] [stderr]   Downloaded arrow2 v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4842f820493465dbc96925cd206862cae672f492ee9639d791f1e85349d5819
[INFO] running `Command { std: "docker" "start" "-a" "f4842f820493465dbc96925cd206862cae672f492ee9639d791f1e85349d5819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4842f820493465dbc96925cd206862cae672f492ee9639d791f1e85349d5819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4842f820493465dbc96925cd206862cae672f492ee9639d791f1e85349d5819", kill_on_drop: false }`
[INFO] [stdout] f4842f820493465dbc96925cd206862cae672f492ee9639d791f1e85349d5819
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 167cf90595c447c83b7459e72d29379decf51064faccf53e102ce4bd6e9b85f2
[INFO] running `Command { std: "docker" "start" "-a" "167cf90595c447c83b7459e72d29379decf51064faccf53e102ce4bd6e9b85f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]     Checking futures-sink v0.3.27
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.27
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling async-trait v0.1.67
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.52/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]     Checking crossbeam-channel v0.5.7
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling snap v1.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking adler v1.0.2
[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" "167cf90595c447c83b7459e72d29379decf51064faccf53e102ce4bd6e9b85f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "167cf90595c447c83b7459e72d29379decf51064faccf53e102ce4bd6e9b85f2", kill_on_drop: false }`
[INFO] [stdout] 167cf90595c447c83b7459e72d29379decf51064faccf53e102ce4bd6e9b85f2