[INFO] fetching crate cargo_fetch 0.1.2...
[INFO] checking cargo_fetch-0.1.2 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate cargo_fetch 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate cargo_fetch 0.1.2
[INFO] finished tweaking crates.io crate cargo_fetch 0.1.2
[INFO] tweaked toml for crates.io crate cargo_fetch 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo_fetch 0.1.2 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cargo_fetch 0.1.2 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strip-ansi-escapes v0.1.1
[INFO] [stderr]   Downloaded vte_generate_state_changes v0.1.1
[INFO] [stderr]   Downloaded utf8parse v0.2.0
[INFO] [stderr]   Downloaded vte v0.10.1
[INFO] [stderr]   Downloaded kstring v2.0.0
[INFO] [stderr]   Downloaded toml_datetime v0.5.1
[INFO] [stderr]   Downloaded toml_edit v0.15.0
[INFO] [stderr]   Downloaded crates-io v0.35.0
[INFO] [stderr]   Downloaded bytesize v1.1.0
[INFO] [stderr]   Downloaded os_info v3.6.0
[INFO] [stderr]   Downloaded commoncrypto-sys v0.2.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.5
[INFO] [stderr]   Downloaded is-terminal v0.4.3
[INFO] [stderr]   Downloaded openssl-sys v0.9.80
[INFO] [stderr]   Downloaded serde_ignored v0.1.7
[INFO] [stderr]   Downloaded commoncrypto v0.2.0
[INFO] [stderr]   Downloaded crypto-hash v0.3.4
[INFO] [stderr]   Downloaded cargo-util v0.2.3
[INFO] [stderr]   Downloaded home v0.5.4
[INFO] [stderr]   Downloaded opener v0.5.2
[INFO] [stderr]   Downloaded git2 v0.16.1
[INFO] [stderr]   Downloaded openssl v0.10.45
[INFO] [stderr]   Downloaded rustc-workspace-hack v1.0.0
[INFO] [stderr]   Downloaded serde_json v1.0.93
[INFO] [stderr]   Downloaded fwdansi v1.1.0
[INFO] [stderr]   Downloaded git2-curl v0.17.0
[INFO] [stderr]   Downloaded http-auth v0.1.8
[INFO] [stderr]   Downloaded bstr v1.2.0
[INFO] [stderr]   Downloaded ordered-float v2.10.0
[INFO] [stderr]   Downloaded rustix v0.36.8
[INFO] [stderr]   Downloaded libgit2-sys v0.14.2+1.5.1
[INFO] [stderr]   Downloaded cargo v0.68.0
[INFO] [stderr]   Downloaded libz-sys v1.1.8
[INFO] [stderr]   Downloaded curl-sys v0.4.59+curl-7.86.0
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.7+1.45.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4d50737d8a588b42e12817c6f00491eb68b096875da58dfbf8f786bb3bcc1a5
[INFO] running `Command { std: "docker" "start" "-a" "b4d50737d8a588b42e12817c6f00491eb68b096875da58dfbf8f786bb3bcc1a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4d50737d8a588b42e12817c6f00491eb68b096875da58dfbf8f786bb3bcc1a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d50737d8a588b42e12817c6f00491eb68b096875da58dfbf8f786bb3bcc1a5", kill_on_drop: false }`
[INFO] [stdout] b4d50737d8a588b42e12817c6f00491eb68b096875da58dfbf8f786bb3bcc1a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf3567b9e14b8a3a91bc7a8d1beb6a152cfd588100fc8f5be21f0c5ddb7367b8
[INFO] running `Command { std: "docker" "start" "-a" "cf3567b9e14b8a3a91bc7a8d1beb6a152cfd588100fc8f5be21f0c5ddb7367b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking generic-array v0.14.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/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 percent-encoding v2.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.10
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[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" "cf3567b9e14b8a3a91bc7a8d1beb6a152cfd588100fc8f5be21f0c5ddb7367b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf3567b9e14b8a3a91bc7a8d1beb6a152cfd588100fc8f5be21f0c5ddb7367b8", kill_on_drop: false }`
[INFO] [stdout] cf3567b9e14b8a3a91bc7a8d1beb6a152cfd588100fc8f5be21f0c5ddb7367b8