[INFO] fetching crate cir 0.1.2...
[INFO] checking cir-0.1.2 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate cir 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate cir 0.1.2 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cir 0.1.2
[INFO] finished tweaking crates.io crate cir 0.1.2
[INFO] tweaked toml for crates.io crate cir 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate cir 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates-tree v1.0.5
[INFO] [stderr]   Downloaded assert_cmd v2.0.4
[INFO] [stderr]   Downloaded terminal_size v0.2.1
[INFO] [stderr]   Downloaded io-lifetimes v0.7.3
[INFO] [stderr]   Downloaded peg-runtime v0.8.0
[INFO] [stderr]   Downloaded termtree v0.2.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.50
[INFO] [stderr]   Downloaded peg v0.8.0
[INFO] [stderr]   Downloaded predicates v2.1.1
[INFO] [stderr]   Downloaded wyz v0.5.0
[INFO] [stderr]   Downloaded iocuddle v0.1.1
[INFO] [stderr]   Downloaded predicates-core v1.0.3
[INFO] [stderr]   Downloaded peg-macros v0.8.0
[INFO] [stderr]   Downloaded toml v0.7.1
[INFO] [stderr]   Downloaded evdev v0.12.1
[INFO] [stderr]   Downloaded toml_edit v0.19.1
[INFO] [stderr]   Downloaded aya v0.11.0
[INFO] [stderr]   Downloaded nix v0.26.1
[INFO] [stderr]   Downloaded rustix v0.35.9
[INFO] [stderr]   Downloaded libc v0.2.138
[INFO] [stderr]   Downloaded linux-raw-sys v0.0.46
[INFO] [stderr]   Downloaded irp v0.3.2
[INFO] [stderr]   Downloaded object v0.28.4
[INFO] [stderr]   Downloaded clap v3.2.17
[INFO] [stderr]   Downloaded itertools v0.10.3
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95c6c0a0dc036158d1161281904e363ae3b263cd882e4af60e241bcde9f74bf4
[INFO] running `Command { std: "docker" "start" "-a" "95c6c0a0dc036158d1161281904e363ae3b263cd882e4af60e241bcde9f74bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95c6c0a0dc036158d1161281904e363ae3b263cd882e4af60e241bcde9f74bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95c6c0a0dc036158d1161281904e363ae3b263cd882e4af60e241bcde9f74bf4", kill_on_drop: false }`
[INFO] [stdout] 95c6c0a0dc036158d1161281904e363ae3b263cd882e4af60e241bcde9f74bf4
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffe5c4f46a31c6c4f58f1680a01607ea08d45ca0182346d63e25a57b22e49e9f
[INFO] running `Command { std: "docker" "start" "-a" "ffe5c4f46a31c6c4f58f1680a01607ea08d45ca0182346d63e25a57b22e49e9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking num-traits v0.2.15
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling io-lifetimes v0.7.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling rustix v0.35.9
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling peg-runtime v0.8.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking nom8 v0.2.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking linux-raw-sys v0.0.46
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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 predicates-core v1.0.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking iocuddle v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.85
[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" "ffe5c4f46a31c6c4f58f1680a01607ea08d45ca0182346d63e25a57b22e49e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffe5c4f46a31c6c4f58f1680a01607ea08d45ca0182346d63e25a57b22e49e9f", kill_on_drop: false }`
[INFO] [stdout] ffe5c4f46a31c6c4f58f1680a01607ea08d45ca0182346d63e25a57b22e49e9f
[INFO] checking cir-0.1.2 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate cir 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate cir 0.1.2 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cir 0.1.2
[INFO] finished tweaking crates.io crate cir 0.1.2
[INFO] tweaked toml for crates.io crate cir 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate cir 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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66d733ad3c6ecc14d41140d628cace819d704750ee332feb98e8c7c0765281d6
[INFO] running `Command { std: "docker" "start" "-a" "66d733ad3c6ecc14d41140d628cace819d704750ee332feb98e8c7c0765281d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66d733ad3c6ecc14d41140d628cace819d704750ee332feb98e8c7c0765281d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66d733ad3c6ecc14d41140d628cace819d704750ee332feb98e8c7c0765281d6", kill_on_drop: false }`
[INFO] [stdout] 66d733ad3c6ecc14d41140d628cace819d704750ee332feb98e8c7c0765281d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7a05fd019f25e92eff4ff9daeceaebb7f982a2296ed422533fd816469219e9a
[INFO] running `Command { std: "docker" "start" "-a" "b7a05fd019f25e92eff4ff9daeceaebb7f982a2296ed422533fd816469219e9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling io-lifetimes v0.7.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling peg-runtime v0.8.0
[INFO] [stderr]    Compiling rustix v0.35.9
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking nom8 v0.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.0.46
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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 doc-comment v0.3.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking iocuddle v0.1.1
[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" "b7a05fd019f25e92eff4ff9daeceaebb7f982a2296ed422533fd816469219e9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7a05fd019f25e92eff4ff9daeceaebb7f982a2296ed422533fd816469219e9a", kill_on_drop: false }`
[INFO] [stdout] b7a05fd019f25e92eff4ff9daeceaebb7f982a2296ed422533fd816469219e9a
