[INFO] cloning repository https://github.com/jaintapauljp/cargo-scan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaintapauljp/cargo-scan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaintapauljp%2Fcargo-scan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaintapauljp%2Fcargo-scan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36752a2b6a4efc53e9e547b3a8a6e7622e527113
[INFO] checking jaintapauljp/cargo-scan against master#9f48dedc9763334a587c66558974635807a113ed for pr-137394
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaintapauljp%2Fcargo-scan" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jaintapauljp/cargo-scan on toolchain 9f48dedc9763334a587c66558974635807a113ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f48dedc9763334a587c66558974635807a113ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jaintapauljp/cargo-scan
[INFO] finished tweaking git repo https://github.com/jaintapauljp/cargo-scan
[INFO] tweaked toml for git repo https://github.com/jaintapauljp/cargo-scan written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jaintapauljp/cargo-scan 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" "+9f48dedc9763334a587c66558974635807a113ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ra_ap_stdx v0.0.149
[INFO] [stderr]   Downloaded ra_ap_vfs v0.0.149
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[INFO] [stderr]   Downloaded miow v0.5.0
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[INFO] [stderr]   Downloaded cargo-util v0.2.3
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[INFO] [stderr]   Downloaded cargo v0.70.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+9f48dedc9763334a587c66558974635807a113ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bce908daaf408e2baaa86c00406457a894b71bc409ee987b2ae25af05f6db77e
[INFO] running `Command { std: "docker" "start" "-a" "bce908daaf408e2baaa86c00406457a894b71bc409ee987b2ae25af05f6db77e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bce908daaf408e2baaa86c00406457a894b71bc409ee987b2ae25af05f6db77e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bce908daaf408e2baaa86c00406457a894b71bc409ee987b2ae25af05f6db77e", kill_on_drop: false }`
[INFO] [stdout] bce908daaf408e2baaa86c00406457a894b71bc409ee987b2ae25af05f6db77e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+9f48dedc9763334a587c66558974635807a113ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 318c2b0c4312518806449a74d718aebdaf358f318805da31f4446e3921f874ff
[INFO] running `Command { std: "docker" "start" "-a" "318c2b0c4312518806449a74d718aebdaf358f318805da31f4446e3921f874ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.162
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking always-assert v0.1.2
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking zeroize v1.6.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking ra_ap_la-arena v0.0.149
[INFO] [stderr]     Checking ra_ap_paths v0.0.149
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v725.0.0
[INFO] [stderr]     Checking const-oid v0.9.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]     Checking ra_ap_limit v0.0.149
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling serde_json v1.0.96
[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]     Checking cov-mark v2.0.0-pre.1
[INFO] [stderr]     Checking ra_ap_parser v0.0.149
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking dissimilar v1.0.6
[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" "318c2b0c4312518806449a74d718aebdaf358f318805da31f4446e3921f874ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "318c2b0c4312518806449a74d718aebdaf358f318805da31f4446e3921f874ff", kill_on_drop: false }`
[INFO] [stdout] 318c2b0c4312518806449a74d718aebdaf358f318805da31f4446e3921f874ff