[INFO] fetching crate x-server-stats 0.1.2...
[INFO] testing x-server-stats-0.1.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate x-server-stats 0.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate x-server-stats 0.1.2
[INFO] finished tweaking crates.io crate x-server-stats 0.1.2
[INFO] tweaked toml for crates.io crate x-server-stats 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate x-server-stats 0.1.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate x-server-stats 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on binary `x-server-stats` which is deprecated
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.15.0
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[INFO] [stderr]   Downloaded async-trait v0.1.57
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[INFO] [stderr]   Downloaded tracing v0.1.36
[INFO] [stderr]   Downloaded tokio-postgres v0.7.7
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8079748e3fb51ab59e3367578cd6821b26365bdd0ed53cc537e3528a6163b5f0
[INFO] running `Command { std: "docker" "start" "-a" "8079748e3fb51ab59e3367578cd6821b26365bdd0ed53cc537e3528a6163b5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8079748e3fb51ab59e3367578cd6821b26365bdd0ed53cc537e3528a6163b5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8079748e3fb51ab59e3367578cd6821b26365bdd0ed53cc537e3528a6163b5f0", kill_on_drop: false }`
[INFO] [stdout] 8079748e3fb51ab59e3367578cd6821b26365bdd0ed53cc537e3528a6163b5f0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d474fe3cb450822e2ad2c7cf0eac261189c915975689282e8368a9ad925b63b6
[INFO] running `Command { std: "docker" "start" "-a" "d474fe3cb450822e2ad2c7cf0eac261189c915975689282e8368a9ad925b63b6", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on binary `x-server-stats` which is deprecated
[INFO] [stderr]    Compiling proc-macro2 v1.0.44
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling futures-sink v0.3.24
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling futures-io v0.3.24
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.44/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 tracing-core v0.1.29
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling ryu v1.0.11
[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" "d474fe3cb450822e2ad2c7cf0eac261189c915975689282e8368a9ad925b63b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d474fe3cb450822e2ad2c7cf0eac261189c915975689282e8368a9ad925b63b6", kill_on_drop: false }`
[INFO] [stdout] d474fe3cb450822e2ad2c7cf0eac261189c915975689282e8368a9ad925b63b6