[INFO] cloning repository https://github.com/lucianocorreia/ctodo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucianocorreia/ctodo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucianocorreia%2Fctodo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucianocorreia%2Fctodo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2683c8a008619ec3aed2111d578bacd783ef5e5
[INFO] checking lucianocorreia/ctodo against try#2c4e58eac5a232e49065e517c1cf50b2715ccf85 for pr-140283
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucianocorreia%2Fctodo" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lucianocorreia/ctodo
[INFO] finished tweaking git repo https://github.com/lucianocorreia/ctodo
[INFO] tweaked toml for git repo https://github.com/lucianocorreia/ctodo written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lucianocorreia/ctodo on toolchain 2c4e58eac5a232e49065e517c1cf50b2715ccf85
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lucianocorreia/ctodo 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" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "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 cxxbridge-macro v1.0.86
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.86
[INFO] [stderr]   Downloaded os_info v3.5.1
[INFO] [stderr]   Downloaded futures-executor v0.3.25
[INFO] [stderr]   Downloaded cxx-build v1.0.86
[INFO] [stderr]   Downloaded ipconfig v0.3.1
[INFO] [stderr]   Downloaded async-trait v0.1.61
[INFO] [stderr]   Downloaded serde_bytes v0.11.8
[INFO] [stderr]   Downloaded bson v2.4.0
[INFO] [stderr]   Downloaded cxx v1.0.86
[INFO] [stderr]   Downloaded mongodb v2.3.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4776a57c4e9f48c0e593f158b93c7ff28f5b460b61376cfbc652674fc8a4cf8
[INFO] running `Command { std: "docker" "start" "-a" "d4776a57c4e9f48c0e593f158b93c7ff28f5b460b61376cfbc652674fc8a4cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4776a57c4e9f48c0e593f158b93c7ff28f5b460b61376cfbc652674fc8a4cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4776a57c4e9f48c0e593f158b93c7ff28f5b460b61376cfbc652674fc8a4cf8", kill_on_drop: false }`
[INFO] [stdout] d4776a57c4e9f48c0e593f158b93c7ff28f5b460b61376cfbc652674fc8a4cf8
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0268a33be27d3ad7e585e516426c9cecddb5c5e5d483861b6168ee666169f4ef
[INFO] running `Command { std: "docker" "start" "-a" "0268a33be27d3ad7e585e516426c9cecddb5c5e5d483861b6168ee666169f4ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling tokio v1.24.1
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling async-trait v0.1.61
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling rustls v0.20.7
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking ipnet v2.7.1
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]     Checking data-encoding v2.3.3
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking rustls-pemfile v0.3.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking os_info v3.5.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/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 ring v0.16.20
[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" "0268a33be27d3ad7e585e516426c9cecddb5c5e5d483861b6168ee666169f4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0268a33be27d3ad7e585e516426c9cecddb5c5e5d483861b6168ee666169f4ef", kill_on_drop: false }`
[INFO] [stdout] 0268a33be27d3ad7e585e516426c9cecddb5c5e5d483861b6168ee666169f4ef