[INFO] fetching crate merlon 1.3.0...
[INFO] checking merlon-1.3.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate merlon 1.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate merlon 1.3.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate merlon 1.3.0
[INFO] finished tweaking crates.io crate merlon 1.3.0
[INFO] tweaked toml for crates.io crate merlon 1.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate merlon 1.3.0 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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 uuid v1.3.1
[INFO] [stderr]   Downloaded snapbox-macros v0.3.4
[INFO] [stderr]   Downloaded snapbox v0.4.11
[INFO] [stderr]   Downloaded inventory v0.3.5
[INFO] [stderr]   Downloaded target-lexicon v0.12.6
[INFO] [stderr]   Downloaded content_inspector v0.2.4
[INFO] [stderr]   Downloaded x11-clipboard v0.5.3
[INFO] [stderr]   Downloaded eframe v0.15.0
[INFO] [stderr]   Downloaded epi v0.15.0
[INFO] [stderr]   Downloaded os_pipe v1.1.4
[INFO] [stderr]   Downloaded trycmd v0.14.16
[INFO] [stderr]   Downloaded cansi v2.2.1
[INFO] [stderr]   Downloaded webbrowser v0.5.5
[INFO] [stderr]   Downloaded glutin v0.27.0
[INFO] [stderr]   Downloaded egui_glow v0.15.0
[INFO] [stderr]   Downloaded ttf-parser v0.19.0
[INFO] [stderr]   Downloaded xcb v0.10.1
[INFO] [stderr]   Downloaded winit v0.25.0
[INFO] [stderr]   Downloaded egui v0.15.0
[INFO] [stderr]   Downloaded epaint v0.15.0
[INFO] [stderr]   Downloaded klask v1.0.0
[INFO] [stderr]   Downloaded egui_web v0.15.0
[INFO] [stderr]   Downloaded atomic_refcell v0.1.9
[INFO] [stderr]   Downloaded emath v0.15.0
[INFO] [stderr]   Downloaded wfd v0.1.7
[INFO] [stderr]   Downloaded native-dialog v0.5.8
[INFO] [stderr]   Downloaded copypasta v0.7.1
[INFO] [stderr]   Downloaded egui-winit v0.15.0
[INFO] [stderr]   Downloaded mio-misc v1.2.2
[INFO] [stderr]   Downloaded ctor v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9147001b3588d3780869ec372d6fd6e6f75cd534e3c39fa77a937fd1c88f46e
[INFO] running `Command { std: "docker" "start" "-a" "a9147001b3588d3780869ec372d6fd6e6f75cd534e3c39fa77a937fd1c88f46e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9147001b3588d3780869ec372d6fd6e6f75cd534e3c39fa77a937fd1c88f46e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9147001b3588d3780869ec372d6fd6e6f75cd534e3c39fa77a937fd1c88f46e", kill_on_drop: false }`
[INFO] [stdout] a9147001b3588d3780869ec372d6fd6e6f75cd534e3c39fa77a937fd1c88f46e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc100c880177a540884db226f5584c997deacd67c2a9e5b498a4fb8b8d1b97b7
[INFO] running `Command { std: "docker" "start" "-a" "fc100c880177a540884db226f5584c997deacd67c2a9e5b498a4fb8b8d1b97b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling target-lexicon v0.12.6
[INFO] [stderr]    Compiling rustix v0.37.14
[INFO] [stderr]     Checking linux-raw-sys v0.3.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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 lock_api v0.4.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking winnow v0.4.1
[INFO] [stderr]    Compiling anyhow v1.0.70
[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" "fc100c880177a540884db226f5584c997deacd67c2a9e5b498a4fb8b8d1b97b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc100c880177a540884db226f5584c997deacd67c2a9e5b498a4fb8b8d1b97b7", kill_on_drop: false }`
[INFO] [stdout] fc100c880177a540884db226f5584c997deacd67c2a9e5b498a4fb8b8d1b97b7
[INFO] checking merlon-1.3.0 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate merlon 1.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate merlon 1.3.0 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate merlon 1.3.0
[INFO] finished tweaking crates.io crate merlon 1.3.0
[INFO] tweaked toml for crates.io crate merlon 1.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate merlon 1.3.0 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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a714add1ca3164bd17b6cabeddda6b95d3d849afb728cfd1cfecef2d5ac36eb4
[INFO] running `Command { std: "docker" "start" "-a" "a714add1ca3164bd17b6cabeddda6b95d3d849afb728cfd1cfecef2d5ac36eb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a714add1ca3164bd17b6cabeddda6b95d3d849afb728cfd1cfecef2d5ac36eb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a714add1ca3164bd17b6cabeddda6b95d3d849afb728cfd1cfecef2d5ac36eb4", kill_on_drop: false }`
[INFO] [stdout] a714add1ca3164bd17b6cabeddda6b95d3d849afb728cfd1cfecef2d5ac36eb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f58d3316622c7779c3077c18c807f5d0f14cbb5b036eacd1be4d5eeeba4966bc
[INFO] running `Command { std: "docker" "start" "-a" "f58d3316622c7779c3077c18c807f5d0f14cbb5b036eacd1be4d5eeeba4966bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling target-lexicon v0.12.6
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling rustix v0.37.14
[INFO] [stderr]     Checking linux-raw-sys v0.3.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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 crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking quick-error v1.2.3
[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]     Checking winnow v0.4.1
[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" "f58d3316622c7779c3077c18c807f5d0f14cbb5b036eacd1be4d5eeeba4966bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58d3316622c7779c3077c18c807f5d0f14cbb5b036eacd1be4d5eeeba4966bc", kill_on_drop: false }`
[INFO] [stdout] f58d3316622c7779c3077c18c807f5d0f14cbb5b036eacd1be4d5eeeba4966bc
