[INFO] fetching crate cargo-checkmate 0.1.18...
[INFO] testing cargo-checkmate-0.1.18 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate cargo-checkmate 0.1.18 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate cargo-checkmate 0.1.18
[INFO] finished tweaking crates.io crate cargo-checkmate 0.1.18
[INFO] tweaked toml for crates.io crate cargo-checkmate 0.1.18 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-checkmate 0.1.18 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cargo-checkmate 0.1.18 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indoc v2.0.1
[INFO] [stderr]   Downloaded include_dir_macros v0.7.3
[INFO] [stderr]   Downloaded abscissa_derive v0.6.0
[INFO] [stderr]   Downloaded auditable-info v0.6.2
[INFO] [stderr]   Downloaded include_dir v0.7.3
[INFO] [stderr]   Downloaded serde v1.0.162
[INFO] [stderr]   Downloaded canonical-path v2.0.2
[INFO] [stderr]   Downloaded auditable-serde v0.5.2
[INFO] [stderr]   Downloaded anyhow-std v0.1.4
[INFO] [stderr]   Downloaded topological-sort v0.2.2
[INFO] [stderr]   Downloaded addr2line v0.19.0
[INFO] [stderr]   Downloaded arc-swap v1.6.0
[INFO] [stderr]   Downloaded platforms v3.0.2
[INFO] [stderr]   Downloaded rustsec v0.26.5
[INFO] [stderr]   Downloaded backtrace v0.3.67
[INFO] [stderr]   Downloaded serde_derive v1.0.162
[INFO] [stderr]   Downloaded eyre v0.6.8
[INFO] [stderr]   Downloaded tracing-attributes v0.1.24
[INFO] [stderr]   Downloaded petgraph v0.6.3
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.17
[INFO] [stderr]   Downloaded abscissa_core v0.6.0
[INFO] [stderr]   Downloaded binfarce v0.2.1
[INFO] [stderr]   Downloaded cargo-lock v8.0.3
[INFO] [stderr]   Downloaded object v0.30.3
[INFO] [stderr]   Downloaded cargo-audit v0.17.5
[INFO] [stderr]   Downloaded fs-err v2.9.0
[INFO] [stderr]   Downloaded cvss v2.0.0
[INFO] [stderr]   Downloaded crates-index v0.19.8
[INFO] [stderr]   Downloaded test-case-macros v2.2.2
[INFO] [stderr]   Downloaded test-case v2.2.2
[INFO] [stderr]   Downloaded auditable-extract v0.3.2
[INFO] [stderr]   Downloaded quitters v0.1.0
[INFO] [stderr]   Downloaded humantime-serde v1.1.1
[INFO] [stderr]   Downloaded libssh2-sys v0.2.23
[INFO] [stderr]   Downloaded color-eyre v0.6.2
[INFO] [stderr]   Downloaded gimli v0.27.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 014c71ea964c158da5602f678270d00246fccdcdbea6917fe193eef75288dfb5
[INFO] running `Command { std: "docker" "start" "-a" "014c71ea964c158da5602f678270d00246fccdcdbea6917fe193eef75288dfb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "014c71ea964c158da5602f678270d00246fccdcdbea6917fe193eef75288dfb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "014c71ea964c158da5602f678270d00246fccdcdbea6917fe193eef75288dfb5", kill_on_drop: false }`
[INFO] [stdout] 014c71ea964c158da5602f678270d00246fccdcdbea6917fe193eef75288dfb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51b6cc68d707bbebef22f2d9e4abe9130b8692a1aef5b0c8413ea13ac4870aa6
[INFO] running `Command { std: "docker" "start" "-a" "51b6cc68d707bbebef22f2d9e4abe9130b8692a1aef5b0c8413ea13ac4870aa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling serde_derive v1.0.162
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 log v0.4.17
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[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" "51b6cc68d707bbebef22f2d9e4abe9130b8692a1aef5b0c8413ea13ac4870aa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51b6cc68d707bbebef22f2d9e4abe9130b8692a1aef5b0c8413ea13ac4870aa6", kill_on_drop: false }`
[INFO] [stdout] 51b6cc68d707bbebef22f2d9e4abe9130b8692a1aef5b0c8413ea13ac4870aa6
