[INFO] fetching crate cargo-unused-features 0.2.0...
[INFO] checking cargo-unused-features-0.2.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate cargo-unused-features 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate cargo-unused-features 0.2.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-unused-features 0.2.0
[INFO] finished tweaking crates.io crate cargo-unused-features 0.2.0
[INFO] tweaked toml for crates.io crate cargo-unused-features 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate cargo-unused-features 0.2.0 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo_metadata v0.15.1
[INFO] [stderr]   Downloaded os_str_bytes v6.3.1
[INFO] [stderr]   Downloaded commoncrypto-sys v0.2.0
[INFO] [stderr]   Downloaded commoncrypto v0.2.0
[INFO] [stderr]   Downloaded crypto-hash v0.3.4
[INFO] [stderr]   Downloaded opener v0.5.0
[INFO] [stderr]   Downloaded bytesize v1.1.0
[INFO] [stderr]   Downloaded clap_lex v0.3.1
[INFO] [stderr]   Downloaded ignore v0.4.18
[INFO] [stderr]   Downloaded anyhow v1.0.66
[INFO] [stderr]   Downloaded miniz_oxide v0.5.4
[INFO] [stderr]   Downloaded openssl v0.10.42
[INFO] [stderr]   Downloaded rustix v0.36.7
[INFO] [stderr]   Downloaded clap v4.1.4
[INFO] [stderr]   Downloaded flate2 v1.0.24
[INFO] [stderr]   Downloaded toml_edit v0.15.0
[INFO] [stderr]   Downloaded toml_edit v0.19.3
[INFO] [stderr]   Downloaded crates-io v0.35.0
[INFO] [stderr]   Downloaded git2-curl v0.17.0
[INFO] [stderr]   Downloaded home v0.5.4
[INFO] [stderr]   Downloaded globset v0.4.9
[INFO] [stderr]   Downloaded os_info v3.5.1
[INFO] [stderr]   Downloaded cargo v0.68.0
[INFO] [stderr]   Downloaded serde_ignored v0.1.5
[INFO] [stderr]   Downloaded filetime v0.2.18
[INFO] [stderr]   Downloaded cargo_toml v0.15.1
[INFO] [stderr]   Downloaded cc v1.0.74
[INFO] [stderr]   Downloaded curl-sys v0.4.59+curl-7.86.0
[INFO] [stderr]   Downloaded cargo-util v0.2.3
[INFO] [stderr]   Downloaded kstring v2.0.0
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38d6e7aa9eeb8b3c922af923c8084b19e028bdf3a14b684efdcd4423d8a73fa4
[INFO] running `Command { std: "docker" "start" "-a" "38d6e7aa9eeb8b3c922af923c8084b19e028bdf3a14b684efdcd4423d8a73fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38d6e7aa9eeb8b3c922af923c8084b19e028bdf3a14b684efdcd4423d8a73fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38d6e7aa9eeb8b3c922af923c8084b19e028bdf3a14b684efdcd4423d8a73fa4", kill_on_drop: false }`
[INFO] [stdout] 38d6e7aa9eeb8b3c922af923c8084b19e028bdf3a14b684efdcd4423d8a73fa4
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 037cc84d8c456a1f2832c8657ce3358f085af6d860fde6f4a6f9c35cf4818671
[INFO] running `Command { std: "docker" "start" "-a" "037cc84d8c456a1f2832c8657ce3358f085af6d860fde6f4a6f9c35cf4818671", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling serde_json v1.0.87
[INFO] [stderr]    Compiling rustix v0.36.7
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling openssl v0.10.42
[INFO] [stderr]     Checking os_str_bytes v6.3.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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 walkdir v2.3.2
[INFO] [stderr]     Checking nom8 v0.2.0
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]    Compiling im-rc v15.1.0
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling camino v1.1.1
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "037cc84d8c456a1f2832c8657ce3358f085af6d860fde6f4a6f9c35cf4818671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "037cc84d8c456a1f2832c8657ce3358f085af6d860fde6f4a6f9c35cf4818671", kill_on_drop: false }`
[INFO] [stdout] 037cc84d8c456a1f2832c8657ce3358f085af6d860fde6f4a6f9c35cf4818671
[INFO] checking cargo-unused-features-0.2.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate cargo-unused-features 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate cargo-unused-features 0.2.0 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-unused-features 0.2.0
[INFO] finished tweaking crates.io crate cargo-unused-features 0.2.0
[INFO] tweaked toml for crates.io crate cargo-unused-features 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate cargo-unused-features 0.2.0 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5939544b111d22d9ea00c19d24b46ba33b6416108272a147e2351a93226c7cb
[INFO] running `Command { std: "docker" "start" "-a" "f5939544b111d22d9ea00c19d24b46ba33b6416108272a147e2351a93226c7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5939544b111d22d9ea00c19d24b46ba33b6416108272a147e2351a93226c7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5939544b111d22d9ea00c19d24b46ba33b6416108272a147e2351a93226c7cb", kill_on_drop: false }`
[INFO] [stdout] f5939544b111d22d9ea00c19d24b46ba33b6416108272a147e2351a93226c7cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f2b475a0f6849309b16609521b48489d79f9453461ddcd4808d5f8208d1d80c
[INFO] running `Command { std: "docker" "start" "-a" "3f2b475a0f6849309b16609521b48489d79f9453461ddcd4808d5f8208d1d80c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling serde_json v1.0.87
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling rustix v0.36.7
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling openssl v0.10.42
[INFO] [stderr]     Checking os_str_bytes v6.3.1
[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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 crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking nom8 v0.2.0
[INFO] [stderr]    Compiling im-rc v15.1.0
[INFO] [stderr]    Compiling camino v1.1.1
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3f2b475a0f6849309b16609521b48489d79f9453461ddcd4808d5f8208d1d80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f2b475a0f6849309b16609521b48489d79f9453461ddcd4808d5f8208d1d80c", kill_on_drop: false }`
[INFO] [stdout] 3f2b475a0f6849309b16609521b48489d79f9453461ddcd4808d5f8208d1d80c
