[INFO] fetching crate memoesu 0.2.7...
[INFO] checking memoesu-0.2.7 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate memoesu 0.2.7 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate memoesu 0.2.7 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 memoesu 0.2.7
[INFO] finished tweaking crates.io crate memoesu 0.2.7
[INFO] tweaked toml for crates.io crate memoesu 0.2.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate memoesu 0.2.7 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 seize v0.2.5
[INFO] [stderr]   Downloaded petgraph-gen v0.1.3
[INFO] [stderr]   Downloaded clap_derive v4.1.8
[INFO] [stderr]   Downloaded clap v4.1.8
[INFO] [stderr]   Downloaded clang-sys v1.6.0
[INFO] [stderr]   Downloaded flurry v0.4.0
[INFO] [stderr]   Downloaded nauty-Traces-sys v0.3.0
[INFO] [stderr]   Downloaded graph6-rs v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e3186b965a334861561c1beae9706e8b40a8b7e56abd203a5807940ed1062fce
[INFO] running `Command { std: "docker" "start" "-a" "e3186b965a334861561c1beae9706e8b40a8b7e56abd203a5807940ed1062fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3186b965a334861561c1beae9706e8b40a8b7e56abd203a5807940ed1062fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3186b965a334861561c1beae9706e8b40a8b7e56abd203a5807940ed1062fce", kill_on_drop: false }`
[INFO] [stdout] e3186b965a334861561c1beae9706e8b40a8b7e56abd203a5807940ed1062fce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ae8e8481dc8f3103fa56f895d1743d77a5ca8192e2117d89dd0cc342ab5506d1
[INFO] running `Command { std: "docker" "start" "-a" "ae8e8481dc8f3103fa56f895d1743d77a5ca8192e2117d89dd0cc342ab5506d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking libc v0.2.139
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling clang-sys v1.6.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling bindgen v0.60.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling clap v3.2.23
[INFO] [stderr]     Checking crossbeam-channel v0.5.7
[INFO] [stderr]    Compiling anyhow v1.0.69
[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" "ae8e8481dc8f3103fa56f895d1743d77a5ca8192e2117d89dd0cc342ab5506d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae8e8481dc8f3103fa56f895d1743d77a5ca8192e2117d89dd0cc342ab5506d1", kill_on_drop: false }`
[INFO] [stdout] ae8e8481dc8f3103fa56f895d1743d77a5ca8192e2117d89dd0cc342ab5506d1
[INFO] checking memoesu-0.2.7 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate memoesu 0.2.7 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate memoesu 0.2.7 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 memoesu 0.2.7
[INFO] finished tweaking crates.io crate memoesu 0.2.7
[INFO] tweaked toml for crates.io crate memoesu 0.2.7 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate memoesu 0.2.7 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3ea582fff85d4ef6307f6446a797e6c3a663ae4605b5677406646f02cca92db0
[INFO] running `Command { std: "docker" "start" "-a" "3ea582fff85d4ef6307f6446a797e6c3a663ae4605b5677406646f02cca92db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ea582fff85d4ef6307f6446a797e6c3a663ae4605b5677406646f02cca92db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea582fff85d4ef6307f6446a797e6c3a663ae4605b5677406646f02cca92db0", kill_on_drop: false }`
[INFO] [stdout] 3ea582fff85d4ef6307f6446a797e6c3a663ae4605b5677406646f02cca92db0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 48cfcaf7e2b88e348795bd7b546249fd7423f5218d8bf931239145fb2c30700a
[INFO] running `Command { std: "docker" "start" "-a" "48cfcaf7e2b88e348795bd7b546249fd7423f5218d8bf931239145fb2c30700a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling clang-sys v1.6.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling bindgen v0.60.1
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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]    Compiling rayon-core v1.10.2
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[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" "48cfcaf7e2b88e348795bd7b546249fd7423f5218d8bf931239145fb2c30700a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48cfcaf7e2b88e348795bd7b546249fd7423f5218d8bf931239145fb2c30700a", kill_on_drop: false }`
[INFO] [stdout] 48cfcaf7e2b88e348795bd7b546249fd7423f5218d8bf931239145fb2c30700a
