[INFO] cloning repository https://github.com/codeferreira/rust-gringo-pay
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codeferreira/rust-gringo-pay" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodeferreira%2Frust-gringo-pay", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodeferreira%2Frust-gringo-pay'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e77b692b3e5c475f516ff7d026c8a3a27e8b38c
[INFO] checking codeferreira/rust-gringo-pay against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodeferreira%2Frust-gringo-pay" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/codeferreira/rust-gringo-pay
[INFO] finished tweaking git repo https://github.com/codeferreira/rust-gringo-pay
[INFO] tweaked toml for git repo https://github.com/codeferreira/rust-gringo-pay written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/codeferreira/rust-gringo-pay on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/codeferreira/rust-gringo-pay 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base64ct v1.5.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.51
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.14
[INFO] [stderr]   Downloaded zip v0.6.4
[INFO] [stderr]   Downloaded darling v0.14.3
[INFO] [stderr]   Downloaded anyhow v1.0.69
[INFO] [stderr]   Downloaded darling_core v0.14.3
[INFO] [stderr]   Downloaded derive_builder_macro v0.12.0
[INFO] [stderr]   Downloaded flate2 v1.0.25
[INFO] [stderr]   Downloaded serde_json v1.0.93
[INFO] [stderr]   Downloaded ureq v2.6.2
[INFO] [stderr]   Downloaded auto_generate_cdp v0.4.1
[INFO] [stderr]   Downloaded socks v0.3.4
[INFO] [stderr]   Downloaded rustls v0.20.8
[INFO] [stderr]   Downloaded derive_builder_core v0.12.0
[INFO] [stderr]   Downloaded derive_builder v0.12.0
[INFO] [stderr]   Downloaded which v4.4.0
[INFO] [stderr]   Downloaded darling_macro v0.14.3
[INFO] [stderr]   Downloaded zstd-sys v2.0.7+zstd.1.5.4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 238422003e1b90ab98d34e8ed7fd875ec51b7a9d4e8e6953e8d8c9a65c00d8e9
[INFO] running `Command { std: "docker" "start" "-a" "238422003e1b90ab98d34e8ed7fd875ec51b7a9d4e8e6953e8d8c9a65c00d8e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "238422003e1b90ab98d34e8ed7fd875ec51b7a9d4e8e6953e8d8c9a65c00d8e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "238422003e1b90ab98d34e8ed7fd875ec51b7a9d4e8e6953e8d8c9a65c00d8e9", kill_on_drop: false }`
[INFO] [stdout] 238422003e1b90ab98d34e8ed7fd875ec51b7a9d4e8e6953e8d8c9a65c00d8e9
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c9cc8b976f93c14dccdb2ba11b4522d7b27458cab201a443875f2b90823231b
[INFO] running `Command { std: "docker" "start" "-a" "6c9cc8b976f93c14dccdb2ba11b4522d7b27458cab201a443875f2b90823231b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling unicode-bidi v0.3.10
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]     Checking rand_core v0.6.4
[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]     Checking base64ct v1.5.3
[INFO] [stderr]    Compiling flate2 v1.0.25
[INFO] [stderr]     Checking time-core v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking password-hash v0.4.2
[INFO] [stderr]     Checking time v0.3.17
[INFO] [stderr]     Checking aho-corasick v0.7.20
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6c9cc8b976f93c14dccdb2ba11b4522d7b27458cab201a443875f2b90823231b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c9cc8b976f93c14dccdb2ba11b4522d7b27458cab201a443875f2b90823231b", kill_on_drop: false }`
[INFO] [stdout] 6c9cc8b976f93c14dccdb2ba11b4522d7b27458cab201a443875f2b90823231b
