[INFO] cloning repository https://github.com/adpextwindong/SlippiSouffleExample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adpextwindong/SlippiSouffleExample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadpextwindong%2FSlippiSouffleExample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadpextwindong%2FSlippiSouffleExample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68e29d4517dc52f75f9484063050f751b25e24cb
[INFO] checking adpextwindong/SlippiSouffleExample/68e29d4517dc52f75f9484063050f751b25e24cb against master#6f34f4ee074ce0affc7bbf4e2c835f66cd576f13 for pr-147017
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadpextwindong%2FSlippiSouffleExample" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/adpextwindong/SlippiSouffleExample
[INFO] finished tweaking git repo https://github.com/adpextwindong/SlippiSouffleExample
[INFO] tweaked toml for git repo https://github.com/adpextwindong/SlippiSouffleExample written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/adpextwindong/SlippiSouffleExample on toolchain 6f34f4ee074ce0affc7bbf4e2c835f66cd576f13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/adpextwindong/SlippiSouffleExample 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" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multiversion-macros v0.6.1
[INFO] [stderr]   Downloaded peppi-arrow v0.2.3
[INFO] [stderr]   Downloaded multiversion v0.6.1
[INFO] [stderr]   Downloaded peppi-derive v0.2.3
[INFO] [stderr]   Downloaded flatbuffers v2.0.0
[INFO] [stderr]   Downloaded toml_edit v0.19.5
[INFO] [stderr]   Downloaded winnow v0.3.5
[INFO] [stderr]   Downloaded arrow v6.5.0
[INFO] [stderr]   Downloaded peppi v1.0.0-alpha.6
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71bf1db903d9a2737d9c5184dc874ae9f410ea22452fa0ce53f8b4273074f2ae
[INFO] running `Command { std: "docker" "start" "-a" "71bf1db903d9a2737d9c5184dc874ae9f410ea22452fa0ce53f8b4273074f2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71bf1db903d9a2737d9c5184dc874ae9f410ea22452fa0ce53f8b4273074f2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71bf1db903d9a2737d9c5184dc874ae9f410ea22452fa0ce53f8b4273074f2ae", kill_on_drop: false }`
[INFO] [stdout] 71bf1db903d9a2737d9c5184dc874ae9f410ea22452fa0ce53f8b4273074f2ae
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb5d7feadb035e1b969c23cb80dd2e2460570ca342214412a7072517135c3036
[INFO] running `Command { std: "docker" "start" "-a" "cb5d7feadb035e1b969c23cb80dd2e2460570ca342214412a7072517135c3036", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.154
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]    Compiling serde v1.0.154
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling winnow v0.3.5
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/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 lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling lexical-write-integer v0.8.5
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking time v0.1.45
[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" "cb5d7feadb035e1b969c23cb80dd2e2460570ca342214412a7072517135c3036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb5d7feadb035e1b969c23cb80dd2e2460570ca342214412a7072517135c3036", kill_on_drop: false }`
[INFO] [stdout] cb5d7feadb035e1b969c23cb80dd2e2460570ca342214412a7072517135c3036